diff --git a/doc/api/util.md b/doc/api/util.md
index 6a8b30ef7ae..ceaa01d5b0c 100644
--- a/doc/api/util.md
+++ b/doc/api/util.md
@@ -390,6 +390,10 @@ stream.write('With ES6');
 <!-- YAML
 added: v0.3.0
 changes:
+  - version: REPLACEME
+    pr-url: https://github.com/nodejs/node/pull/27109
+    description: The `compact` options default is changed to `3` and the
+                 `breakLength` options default is changed to `80`.
   - version: v11.11.0
     pr-url: https://github.com/nodejs/node/pull/26269
     description: The `compact` option accepts numbers for a new output mode.
@@ -463,16 +467,17 @@ changes:
     [`TypedArray`][], [`WeakMap`][] and [`WeakSet`][] elements to include when
     formatting. Set to `null` or `Infinity` to show all elements. Set to `0` or
     negative to show no elements. **Default:** `100`.
-  * `breakLength` {integer} The length at which an object's keys are split
-    across multiple lines. Set to `Infinity` to format an object as a single
-    line. **Default:** `60` for legacy compatibility.
+  * `breakLength` {integer} The length at which input values are split across
+    multiple lines. Set to `Infinity` to format the input as a single line
+    (in combination with `compact` set to `true` or any number >= `1`).
+    **Default:** `80`.
   * `compact` {boolean|integer} Setting this to `false` causes each object key
     to be displayed on a new line. It will also add new lines to text that is
     longer than `breakLength`. If set to a number, the most `n` inner elements
     are united on a single line as long as all properties fit into
     `breakLength`. Short array elements are also grouped together. Note that no
     text will be reduced below 16 characters, no matter the `breakLength` size.
-    For more information, see the example below. **Default:** `true`.
+    For more information, see the example below. **Default:** `3`.
   * `sorted` {boolean|Function} If set to `true` or a function, all properties
     of an object, and `Set` and `Map` entries are sorted in the resulting
     string. If set to `true` the [default sort][] is used. If set to a function,
diff --git a/lib/internal/util/inspect.js b/lib/internal/util/inspect.js
index 5439c27d254..a31ee5b8ebe 100644
--- a/lib/internal/util/inspect.js
+++ b/lib/internal/util/inspect.js
@@ -95,8 +95,8 @@ const inspectDefaultOptions = Object.seal({
   customInspect: true,
   showProxy: false,
   maxArrayLength: 100,
-  breakLength: 60,
-  compact: true,
+  breakLength: 80,
+  compact: 3,
   sorted: false,
   getters: false
 });
diff --git a/test/parallel/test-console-group.js b/test/parallel/test-console-group.js
index 9ab6c9db7e8..c3c70bfa248 100644
--- a/test/parallel/test-console-group.js
+++ b/test/parallel/test-console-group.js
@@ -122,11 +122,13 @@ function teardown() {
   const expectedOut = 'not indented\n' +
                       '  indented\n' +
                       '  also indented\n' +
-                      "  { also: 'a',\n" +
+                      '  {\n' +
+                      "    also: 'a',\n" +
                       "    multiline: 'object',\n" +
                       "    should: 'be',\n" +
                       "    indented: 'properly',\n" +
-                      "    kthx: 'bai' }\n";
+                      "    kthx: 'bai'\n" +
+                      '  }\n';
   const expectedErr = '';
 
   c.log('not indented');
diff --git a/test/parallel/test-console.js b/test/parallel/test-console.js
index 8f259b7c940..e2c5291d915 100644
--- a/test/parallel/test-console.js
+++ b/test/parallel/test-console.js
@@ -234,11 +234,11 @@ for (const expected of expectedStrings) {
 }
 
 assert.strictEqual(strings.shift(),
-                   "{ foo: 'bar',\n  [Symbol(nodejs.util.inspect.custom)]: " +
-                    '[Function: [nodejs.util.inspect.custom]] }\n');
+                   "{\n  foo: 'bar',\n  [Symbol(nodejs.util.inspect.custom)]:" +
+                    ' [Function: [nodejs.util.inspect.custom]]\n}\n');
 assert.strictEqual(strings.shift(),
-                   "{ foo: 'bar',\n  [Symbol(nodejs.util.inspect.custom)]: " +
-                    '[Function: [nodejs.util.inspect.custom]] }\n');
+                   "{\n  foo: 'bar',\n  [Symbol(nodejs.util.inspect.custom)]:" +
+                    ' [Function: [nodejs.util.inspect.custom]]\n}\n');
 assert.ok(strings.shift().includes('foo: [Object]'));
 assert.strictEqual(strings.shift().includes('baz'), false);
 assert.strictEqual(strings.shift(), 'inspect inspect\n');
diff --git a/test/parallel/test-http2-stream-client.js b/test/parallel/test-http2-stream-client.js
index 3e6c6b2a8a1..59e88ece98d 100644
--- a/test/parallel/test-http2-stream-client.js
+++ b/test/parallel/test-http2-stream-client.js
@@ -11,7 +11,7 @@ const server = http2.createServer();
 server.on('stream', common.mustCall((stream) => {
   assert.strictEqual(stream.aborted, false);
   const insp = util.inspect(stream);
-  assert.ok(/Http2Stream { id/.test(insp));
+  assert.ok(/Http2Stream {/.test(insp));
   assert.ok(/  state:/.test(insp));
   assert.ok(/  readableState:/.test(insp));
   assert.ok(/  writableState:/.test(insp));
diff --git a/test/parallel/test-repl-pretty-stack.js b/test/parallel/test-repl-pretty-stack.js
index 454c9026481..8beb48fd689 100644
--- a/test/parallel/test-repl-pretty-stack.js
+++ b/test/parallel/test-repl-pretty-stack.js
@@ -30,7 +30,7 @@ function run({ command, expected, ...extraREPLOptions }) {
 
 const tests = [
   {
-    // test .load for a file that throws
+    // Test .load for a file that throws.
     command: `.load ${fixtures.path('repl-pretty-stack.js')}`,
     expected: 'Thrown:\nError: Whoops!\n    at repl:9:24\n' +
               '    at d (repl:12:3)\n    at c (repl:9:3)\n' +
@@ -48,20 +48,20 @@ const tests = [
   {
     command: '(() => { const err = Error(\'Whoops!\'); ' +
              'err.foo = \'bar\'; throw err; })()',
-    expected: 'Thrown:\n{ Error: Whoops!\n    at repl:1:22\n  foo: \'bar\' }\n',
+    expected: "Thrown:\nError: Whoops!\n    at repl:1:22 {\n  foo: 'bar'\n}\n",
   },
   {
     command: '(() => { const err = Error(\'Whoops!\'); ' +
              'err.foo = \'bar\'; throw err; })()',
-    expected: 'Thrown:\n{ Error: Whoops!\n    at repl:1:22\n  foo: ' +
-              "\u001b[32m'bar'\u001b[39m }\n",
+    expected: 'Thrown:\nError: Whoops!\n    at repl:1:22 {\n  foo: ' +
+              "\u001b[32m'bar'\u001b[39m\n}\n",
     useColors: true
   },
   {
     command: 'foo = bar;',
     expected: 'Thrown:\nReferenceError: bar is not defined\n'
   },
-  // test anonymous IIFE
+  // Test anonymous IIFE.
   {
     command: '(function() { throw new Error(\'Whoops!\'); })()',
     expected: 'Thrown:\nError: Whoops!\n    at repl:1:21\n'
diff --git a/test/parallel/test-repl-underscore.js b/test/parallel/test-repl-underscore.js
index a63b7501e68..2e0865f5a75 100644
--- a/test/parallel/test-repl-underscore.js
+++ b/test/parallel/test-repl-underscore.js
@@ -179,12 +179,13 @@ function testError() {
 
       // The sync error, with individual property echoes
       'Thrown:',
-      /^{ Error: ENOENT: no such file or directory, scandir '.*nonexistent.*'/,
+      /^Error: ENOENT: no such file or directory, scandir '.*nonexistent\?'/,
       /Object\.readdirSync/,
       /^  errno: -(2|4058),$/,
       "  syscall: 'scandir',",
       "  code: 'ENOENT',",
-      "  path: '/nonexistent?' }",
+      "  path: '/nonexistent?'",
+      '}',
       "'ENOENT'",
       "'scandir'",
 
diff --git a/test/parallel/test-repl.js b/test/parallel/test-repl.js
index 3cfc105201a..f9f5d196aa3 100644
--- a/test/parallel/test-repl.js
+++ b/test/parallel/test-repl.js
@@ -534,7 +534,7 @@ const errorTests = [
     send: 'require("internal/repl")',
     expect: [
       'Thrown:',
-      /^{ Error: Cannot find module 'internal\/repl'/,
+      /^Error: Cannot find module 'internal\/repl'/,
       /^Require stack:/,
       /^- <repl>/,
       /^    at .*/,
@@ -542,7 +542,8 @@ const errorTests = [
       /^    at .*/,
       /^    at .*/,
       "  code: 'MODULE_NOT_FOUND',",
-      "  requireStack: [ '<repl>' ] }"
+      "  requireStack: [ '<repl>' ]",
+      '}'
     ]
   },
   // REPL should handle quotes within regexp literal in multiline mode
diff --git a/test/parallel/test-util-format.js b/test/parallel/test-util-format.js
index da8e0cea8b2..206b66e17c3 100644
--- a/test/parallel/test-util-format.js
+++ b/test/parallel/test-util-format.js
@@ -165,59 +165,74 @@ assert.strictEqual(util.format('%o', 42), '42');
 assert.strictEqual(util.format('%o', 'foo'), '\'foo\'');
 assert.strictEqual(
   util.format('%o', obj),
-  '{ foo: \'bar\',\n' +
+  '{\n' +
+  '  foo: \'bar\',\n' +
   '  foobar: 1,\n' +
-  '  func:\n' +
-  '   { [Function: func]\n' +
-  '     [length]: 0,\n' +
-  '     [name]: \'func\',\n' +
-  '     [prototype]: func { [constructor]: [Circular] } } }');
+  '  func: [Function: func] {\n' +
+  '    [length]: 0,\n' +
+  '    [name]: \'func\',\n' +
+  '    [prototype]: func { [constructor]: [Circular] }\n' +
+  '  }\n' +
+  '}');
 assert.strictEqual(
   util.format('%o', nestedObj2),
-  '{ foo: \'bar\',\n' +
+  '{\n' +
+  '  foo: \'bar\',\n' +
   '  foobar: 1,\n' +
-  '  func:\n' +
-  '   [ { a:\n' +
-  '        { [Function: a]\n' +
-  '          [length]: 0,\n' +
-  '          [name]: \'a\',\n' +
-  '          [prototype]: a { [constructor]: [Circular] } } },\n' +
-  '     [length]: 1 ] }');
+  '  func: [\n' +
+  '    {\n' +
+  '      a: [Function: a] {\n' +
+  '        [length]: 0,\n' +
+  '        [name]: \'a\',\n' +
+  '        [prototype]: a { [constructor]: [Circular] }\n' +
+  '      }\n' +
+  '    },\n' +
+  '    [length]: 1\n' +
+  '  ]\n' +
+  '}');
 assert.strictEqual(
   util.format('%o', nestedObj),
-  '{ foo: \'bar\',\n' +
-  '  foobar:\n' +
-  '   { foo: \'bar\',\n' +
-  '     func:\n' +
-  '      { [Function: func]\n' +
-  '        [length]: 0,\n' +
-  '        [name]: \'func\',\n' +
-  '        [prototype]: func { [constructor]: [Circular] } } } }');
+  '{\n' +
+  '  foo: \'bar\',\n' +
+  '  foobar: {\n' +
+  '    foo: \'bar\',\n' +
+  '    func: [Function: func] {\n' +
+  '      [length]: 0,\n' +
+  '      [name]: \'func\',\n' +
+  '      [prototype]: func { [constructor]: [Circular] }\n' +
+  '    }\n' +
+  '  }\n' +
+  '}');
 assert.strictEqual(
   util.format('%o %o', obj, obj),
-  '{ foo: \'bar\',\n' +
+  '{\n' +
+  '  foo: \'bar\',\n' +
   '  foobar: 1,\n' +
-  '  func:\n' +
-  '   { [Function: func]\n' +
-  '     [length]: 0,\n' +
-  '     [name]: \'func\',\n' +
-  '     [prototype]: func { [constructor]: [Circular] } } }' +
-  ' { foo: \'bar\',\n' +
+  '  func: [Function: func] {\n' +
+  '    [length]: 0,\n' +
+  '    [name]: \'func\',\n' +
+  '    [prototype]: func { [constructor]: [Circular] }\n' +
+  '  }\n' +
+  '} {\n' +
+  '  foo: \'bar\',\n' +
   '  foobar: 1,\n' +
-  '  func:\n' +
-  '   { [Function: func]\n' +
-  '     [length]: 0,\n' +
-  '     [name]: \'func\',\n' +
-  '     [prototype]: func { [constructor]: [Circular] } } }');
+  '  func: [Function: func] {\n' +
+  '    [length]: 0,\n' +
+  '    [name]: \'func\',\n' +
+  '    [prototype]: func { [constructor]: [Circular] }\n' +
+  '  }\n' +
+  '}');
 assert.strictEqual(
   util.format('%o %o', obj),
-  '{ foo: \'bar\',\n' +
+  '{\n' +
+  '  foo: \'bar\',\n' +
   '  foobar: 1,\n' +
-  '  func:\n' +
-  '   { [Function: func]\n' +
-  '     [length]: 0,\n' +
-  '     [name]: \'func\',\n' +
-  '     [prototype]: func { [constructor]: [Circular] } } } %o');
+  '  func: [Function: func] {\n' +
+  '    [length]: 0,\n' +
+  '    [name]: \'func\',\n' +
+  '    [prototype]: func { [constructor]: [Circular] }\n' +
+  '  }\n' +
+  '} %o');
 
 assert.strictEqual(util.format('%O'), '%O');
 assert.strictEqual(util.format('%O', 42), '42');
diff --git a/test/parallel/test-util-inspect-proxy.js b/test/parallel/test-util-inspect-proxy.js
index 97d2006408a..c20af7450a4 100644
--- a/test/parallel/test-util-inspect-proxy.js
+++ b/test/parallel/test-util-inspect-proxy.js
@@ -51,7 +51,8 @@ assert.strictEqual(
   util.inspect(proxyObj, opts),
   'Proxy [\n' +
   '  [ 1, 2, 3 ],\n' +
-  '  { getPrototypeOf: [Function: getPrototypeOf],\n' +
+  '  {\n' +
+  '    getPrototypeOf: [Function: getPrototypeOf],\n' +
   '    setPrototypeOf: [Function: setPrototypeOf],\n' +
   '    isExtensible: [Function: isExtensible],\n' +
   '    preventExtensions: [Function: preventExtensions],\n' +
@@ -63,7 +64,9 @@ assert.strictEqual(
   '    deleteProperty: [Function: deleteProperty],\n' +
   '    ownKeys: [Function: ownKeys],\n' +
   '    apply: [Function: apply],\n' +
-  '    construct: [Function: construct] } ]'
+  '    construct: [Function: construct]\n' +
+  '  }\n' +
+  ']'
 );
 
 // Using getProxyDetails with non-proxy returns undefined
@@ -89,14 +92,18 @@ const expected3 = 'Proxy [ Proxy [ Proxy [ {}, {} ], {} ], Proxy [ {}, {} ] ]';
 const expected4 = 'Proxy [ Proxy [ {}, {} ], Proxy [ Proxy [ {}, {} ], {} ] ]';
 const expected5 = 'Proxy [\n  ' +
                   'Proxy [ Proxy [ Proxy [Array], {} ], Proxy [ {}, {} ] ],\n' +
-                  '  Proxy [ Proxy [ {}, {} ], Proxy [ Proxy [Array], {} ] ] ]';
+                  '  Proxy [ Proxy [ {}, {} ], Proxy [ Proxy [Array], {} ] ]' +
+                  '\n]';
 const expected6 = 'Proxy [\n' +
                   '  Proxy [\n' +
                   '    Proxy [ Proxy [Array], Proxy [Array] ],\n' +
-                  '    Proxy [ Proxy [Array], Proxy [Array] ] ],\n' +
+                  '    Proxy [ Proxy [Array], Proxy [Array] ]\n' +
+                  '  ],\n' +
                   '  Proxy [\n' +
                   '    Proxy [ Proxy [Array], Proxy [Array] ],\n' +
-                  '    Proxy [ Proxy [Array], Proxy [Array] ] ] ]';
+                  '    Proxy [ Proxy [Array], Proxy [Array] ]\n' +
+                  '  ]\n' +
+                  ']';
 assert.strictEqual(
   util.inspect(proxy1, { showProxy: true, depth: null }),
   expected1);
diff --git a/test/parallel/test-util-inspect.js b/test/parallel/test-util-inspect.js
index ee3c5588933..140fb22f0df 100644
--- a/test/parallel/test-util-inspect.js
+++ b/test/parallel/test-util-inspect.js
@@ -49,7 +49,7 @@ assert.strictEqual(util.inspect(new Date('')), (new Date('')).toString());
 assert.strictEqual(util.inspect('\n\u0001'), "'\\n\\u0001'");
 assert.strictEqual(
   util.inspect(`${Array(75).fill(1)}'\n\u001d\n\u0003`),
-  `"${Array(75).fill(1)}'\\n\\u001d\\n\\u0003"`
+  `"${Array(75).fill(1)}'\\n" +\n  '\\u001d\\n\\u0003'`
 );
 assert.strictEqual(util.inspect([]), '[]');
 assert.strictEqual(util.inspect(Object.create([])), 'Array {}');
@@ -72,7 +72,7 @@ assert.strictEqual(util.inspect({ 'a': { 'b': { 'c': { 'd': 2 } } } }),
                    '{ a: { b: { c: [Object] } } }');
 assert.strictEqual(
   util.inspect({ 'a': { 'b': { 'c': { 'd': 2 } } } }, false, null),
-  '{ a: { b: { c: { d: 2 } } } }');
+  '{\n  a: { b: { c: { d: 2 } } }\n}');
 assert.strictEqual(util.inspect([1, 2, 3], true), '[ 1, 2, 3, [length]: 3 ]');
 assert.strictEqual(util.inspect({ 'a': { 'b': { 'c': 2 } } }, false, 0),
                    '{ a: [Object] }');
@@ -96,7 +96,7 @@ assert.strictEqual(
     Object.assign(new String('hello'), { [Symbol('foo')]: 123 }),
     { showHidden: true }
   ),
-  "{ [String: 'hello'] [length]: 5, [Symbol(foo)]: 123 }"
+  "[String: 'hello'] { [length]: 5, [Symbol(foo)]: 123 }"
 );
 
 assert.strictEqual(util.inspect((new JSStream())._externalStream),
@@ -127,9 +127,8 @@ assert(!/Object/.test(
                      'DataView {\n' +
                      '  byteLength: 2,\n' +
                      '  byteOffset: 1,\n' +
-                     '  buffer:\n' +
-                     '   ArrayBuffer { [Uint8Contents]: ' +
-                       '<01 02 03 04>, byteLength: 4 } }');
+                     '  buffer: ArrayBuffer {' +
+                      ' [Uint8Contents]: <01 02 03 04>, byteLength: 4 }\n}');
   assert.strictEqual(
     util.inspect(ab, showHidden),
     'ArrayBuffer { [Uint8Contents]: <01 02 03 04>, byteLength: 4 }'
@@ -138,9 +137,8 @@ assert(!/Object/.test(
                      'DataView {\n' +
                      '  byteLength: 2,\n' +
                      '  byteOffset: 1,\n' +
-                     '  buffer:\n' +
-                     '   ArrayBuffer { [Uint8Contents]: ' +
-                       '<01 02 03 04>, byteLength: 4 } }');
+                     '  buffer: ArrayBuffer { [Uint8Contents]: ' +
+                       '<01 02 03 04>, byteLength: 4 }\n}');
   ab.x = 42;
   dv.y = 1337;
   assert.strictEqual(util.inspect(ab, showHidden),
@@ -150,10 +148,9 @@ assert(!/Object/.test(
                      'DataView {\n' +
                      '  byteLength: 2,\n' +
                      '  byteOffset: 1,\n' +
-                     '  buffer:\n' +
-                     '   ArrayBuffer { [Uint8Contents]: <01 02 03 04>, ' +
-                       'byteLength: 4, x: 42 },\n' +
-                     '  y: 1337 }');
+                     '  buffer: ArrayBuffer { [Uint8Contents]: <01 02 03 04>,' +
+                       ' byteLength: 4, x: 42 },\n' +
+                     '  y: 1337\n}');
 }
 
 // Now do the same checks but from a different context.
@@ -169,9 +166,8 @@ assert(!/Object/.test(
                      'DataView {\n' +
                      '  byteLength: 2,\n' +
                      '  byteOffset: 1,\n' +
-                     '  buffer:\n' +
-                     '   ArrayBuffer { [Uint8Contents]: <00 00 00 00>, ' +
-                       'byteLength: 4 } }');
+                     '  buffer: ArrayBuffer { [Uint8Contents]: <00 00 00 00>,' +
+                       ' byteLength: 4 }\n}');
   assert.strictEqual(
     util.inspect(ab, showHidden),
     'ArrayBuffer { [Uint8Contents]: <00 00 00 00>, byteLength: 4 }'
@@ -180,9 +176,8 @@ assert(!/Object/.test(
                      'DataView {\n' +
                      '  byteLength: 2,\n' +
                      '  byteOffset: 1,\n' +
-                     '  buffer:\n' +
-                     '   ArrayBuffer { [Uint8Contents]: <00 00 00 00>, ' +
-                       'byteLength: 4 } }');
+                     '  buffer: ArrayBuffer { [Uint8Contents]: <00 00 00 00>,' +
+                       ' byteLength: 4 }\n}');
   ab.x = 42;
   dv.y = 1337;
   assert.strictEqual(util.inspect(ab, showHidden),
@@ -192,10 +187,9 @@ assert(!/Object/.test(
                      'DataView {\n' +
                      '  byteLength: 2,\n' +
                      '  byteOffset: 1,\n' +
-                     '  buffer:\n' +
-                     '   ArrayBuffer { [Uint8Contents]: <00 00 00 00>,' +
+                     '  buffer: ArrayBuffer { [Uint8Contents]: <00 00 00 00>,' +
                        ' byteLength: 4, x: 42 },\n' +
-                     '  y: 1337 }');
+                     '  y: 1337\n}');
 }
 
 [ Float32Array,
@@ -221,7 +215,7 @@ assert(!/Object/.test(
       `  [length]: ${length},\n` +
       `  [byteLength]: ${byteLength},\n` +
       '  [byteOffset]: 0,\n' +
-      `  [buffer]: ArrayBuffer { byteLength: ${byteLength} } ]`);
+      `  [buffer]: ArrayBuffer { byteLength: ${byteLength} }\n]`);
   assert.strictEqual(
     util.inspect(array, false),
     `${constructor.name} [ 65, 97 ]`
@@ -255,7 +249,7 @@ assert(!/Object/.test(
       `  [length]: ${length},\n` +
       `  [byteLength]: ${byteLength},\n` +
       '  [byteOffset]: 0,\n' +
-      `  [buffer]: ArrayBuffer { byteLength: ${byteLength} } ]`);
+      `  [buffer]: ArrayBuffer { byteLength: ${byteLength} }\n]`);
   assert.strictEqual(
     util.inspect(array, false),
     `${constructor.name} [ 65, 97 ]`
@@ -397,11 +391,12 @@ assert.strictEqual(
   delete arr[0];
   delete arr[10];
   assert.strictEqual(util.inspect(arr),
-                     ['[ <4294967294 empty items>,',
+                     ['[',
+                      '<4294967294 empty items>,',
                       'true,',
                       "'4294967296': true,",
                       "'4294967295': true,",
-                      "'4294967297': true ]"
+                      "'4294967297': true\n]"
                      ].join('\n  '));
 }
 
@@ -409,21 +404,21 @@ assert.strictEqual(
 {
   const value = () => {};
   value.aprop = 42;
-  assert.strictEqual(util.inspect(value), '{ [Function: value] aprop: 42 }');
+  assert.strictEqual(util.inspect(value), '[Function: value] { aprop: 42 }');
 }
 
 // Anonymous function with properties.
 {
   const value = (() => function() {})();
   value.aprop = 42;
-  assert.strictEqual(util.inspect(value), '{ [Function] aprop: 42 }');
+  assert.strictEqual(util.inspect(value), '[Function] { aprop: 42 }');
 }
 
 // Regular expressions with properties.
 {
   const value = /123/ig;
   value.aprop = 42;
-  assert.strictEqual(util.inspect(value), '{ /123/gi aprop: 42 }');
+  assert.strictEqual(util.inspect(value), '/123/gi { aprop: 42 }');
 }
 
 // Dates with properties.
@@ -431,7 +426,7 @@ assert.strictEqual(
   const value = new Date('Sun, 14 Feb 2010 11:48:40 GMT');
   value.aprop = 42;
   assert.strictEqual(util.inspect(value),
-                     '{ 2010-02-14T11:48:40.000Z aprop: 42 }');
+                     '2010-02-14T11:48:40.000Z { aprop: 42 }');
 }
 
 // Test the internal isDate implementation.
@@ -649,7 +644,7 @@ assert.strictEqual(util.inspect(Object.create(Date.prototype)), 'Date {}');
 {
   const x = { [util.inspect.custom]: util.inspect };
   assert(util.inspect(x).includes(
-    '[Symbol(nodejs.util.inspect.custom)]:\n   { [Function: inspect]'));
+    '[Symbol(nodejs.util.inspect.custom)]: [Function: inspect] {\n'));
 }
 
 // `util.inspect` should display the escaped value of a key.
@@ -814,8 +809,10 @@ util.inspect({ hasOwnProperty: null });
   // Returning `this` from a custom inspection function works.
   const subject = { a: 123, [util.inspect.custom]() { return this; } };
   const UIC = 'nodejs.util.inspect.custom';
-  assert.strictEqual(util.inspect(subject),
-                     `{ a: 123,\n  [Symbol(${UIC})]: [Function: [${UIC}]] }`);
+  assert.strictEqual(
+    util.inspect(subject),
+    `{\n  a: 123,\n  [Symbol(${UIC})]: [Function: [${UIC}]]\n}`
+  );
 }
 
 // Verify that it's possible to use the stylize function to manipulate input.
@@ -866,23 +863,23 @@ assert.strictEqual(util.inspect(new Number(13.37)), '[Number: 13.37]');
 {
   const str = new String('baz');
   str.foo = 'bar';
-  assert.strictEqual(util.inspect(str), "{ [String: 'baz'] foo: 'bar' }");
+  assert.strictEqual(util.inspect(str), "[String: 'baz'] { foo: 'bar' }");
 
   const bool = new Boolean(true);
   bool.foo = 'bar';
-  assert.strictEqual(util.inspect(bool), "{ [Boolean: true] foo: 'bar' }");
+  assert.strictEqual(util.inspect(bool), "[Boolean: true] { foo: 'bar' }");
 
   const num = new Number(13.37);
   num.foo = 'bar';
-  assert.strictEqual(util.inspect(num), "{ [Number: 13.37] foo: 'bar' }");
+  assert.strictEqual(util.inspect(num), "[Number: 13.37] { foo: 'bar' }");
 
   const sym = Object(Symbol('foo'));
   sym.foo = 'bar';
-  assert.strictEqual(util.inspect(sym), "{ [Symbol: Symbol(foo)] foo: 'bar' }");
+  assert.strictEqual(util.inspect(sym), "[Symbol: Symbol(foo)] { foo: 'bar' }");
 
   const big = Object(BigInt(55));
   big.foo = 'bar';
-  assert.strictEqual(util.inspect(big), "{ [BigInt: 55n] foo: 'bar' }");
+  assert.strictEqual(util.inspect(big), "[BigInt: 55n] { foo: 'bar' }");
 }
 
 // Test es6 Symbol.
@@ -1041,17 +1038,18 @@ if (typeof Symbol !== 'undefined') {
 // Test alignment of items in container.
 // Assumes that the first numeric character is the start of an item.
 {
-  function checkAlignment(container) {
+  function checkAlignment(container, start, lineX, end) {
     const lines = util.inspect(container).split('\n');
-    const numRE = /\d/;
-    let pos;
-    lines.forEach((line) => {
-      const npos = line.search(numRE);
-      if (npos !== -1) {
-        if (pos !== undefined) {
-          assert.strictEqual(pos, npos);
-        }
-        pos = npos;
+    lines.forEach((line, i) => {
+      if (i === 0) {
+        assert.strictEqual(line, start);
+      } else if (i === lines.length - 1) {
+        assert.strictEqual(line, end);
+      } else {
+        let expected = lineX.replace('X', i - 1);
+        if (i !== lines.length - 2)
+          expected += ',';
+        assert.strictEqual(line, expected);
       }
     });
   }
@@ -1066,10 +1064,12 @@ if (typeof Symbol !== 'undefined') {
     obj[prop] = null;
   });
 
-  checkAlignment(bigArray);
-  checkAlignment(obj);
-  checkAlignment(new Set(bigArray));
-  checkAlignment(new Map(bigArray.map((number) => [number, null])));
+  checkAlignment(obj, '{', "  'X': null", '}');
+  checkAlignment(new Set(bigArray), 'Set {', '  X', '}');
+  checkAlignment(
+    new Map(bigArray.map((number) => [number, null])),
+    'Map {', '  X => null', '}'
+  );
 }
 
 
@@ -1151,8 +1151,8 @@ if (typeof Symbol !== 'undefined') {
 // https://github.com/nodejs/node/pull/6334 is backported.
 {
   const x = new Array(101).fill();
-  assert(util.inspect(x).endsWith('1 more item ]'));
-  assert(!util.inspect(x, { maxArrayLength: 101 }).endsWith('1 more item ]'));
+  assert(util.inspect(x).endsWith('1 more item\n]'));
+  assert(!util.inspect(x, { maxArrayLength: 101 }).endsWith('1 more item\n]'));
   assert.strictEqual(
     util.inspect(x, { maxArrayLength: -1 }),
     '[ ... 101 more items ]'
@@ -1165,7 +1165,7 @@ if (typeof Symbol !== 'undefined') {
   const x = Array(101);
   assert.strictEqual(util.inspect(x, { maxArrayLength: 0 }),
                      '[ ... 101 more items ]');
-  assert(!util.inspect(x, { maxArrayLength: null }).endsWith('1 more item ]'));
+  assert(!util.inspect(x, { maxArrayLength: null }).endsWith('1 more item\n]'));
   assert(!util.inspect(
     x, { maxArrayLength: Infinity }
   ).endsWith('1 more item ]'));
@@ -1173,12 +1173,12 @@ if (typeof Symbol !== 'undefined') {
 
 {
   const x = new Uint8Array(101);
-  assert(util.inspect(x).endsWith('1 more item ]'));
-  assert(!util.inspect(x, { maxArrayLength: 101 }).endsWith('1 more item ]'));
+  assert(util.inspect(x).endsWith('1 more item\n]'));
+  assert(!util.inspect(x, { maxArrayLength: 101 }).endsWith('1 more item\n]'));
   assert.strictEqual(util.inspect(x, { maxArrayLength: 0 }),
                      'Uint8Array [ ... 101 more items ]');
-  assert(!util.inspect(x, { maxArrayLength: null }).endsWith('1 more item ]'));
-  assert(util.inspect(x, { maxArrayLength: Infinity }).endsWith('  0 ]'));
+  assert(!util.inspect(x, { maxArrayLength: null }).endsWith('1 more item\n]'));
+  assert(util.inspect(x, { maxArrayLength: Infinity }).endsWith('  0, 0\n]'));
 }
 
 {
@@ -1190,9 +1190,11 @@ if (typeof Symbol !== 'undefined') {
   const twoLines = util.inspect(obj, { breakLength: breakpoint });
 
   assert.strictEqual(oneLine, "{ foo: 'abc', bar: 'xyz' }");
-  assert.strictEqual(oneLine,
-                     util.inspect(obj, { breakLength: breakpoint + 1 }));
-  assert.strictEqual(twoLines, "{ foo: 'abc',\n  bar: 'xyz' }");
+  assert.strictEqual(
+    util.inspect(obj, { breakLength: breakpoint + 1 }),
+    twoLines
+  );
+  assert.strictEqual(twoLines, "{\n  foo: 'abc',\n  bar: 'xyz'\n}");
 }
 
 // util.inspect.defaultOptions tests.
@@ -1545,7 +1547,9 @@ util.inspect(process);
 
   assert.strict.equal(out, expected);
 
-  out = util.inspect(map, { showHidden: true, depth: 9, breakLength: 4 });
+  out = util.inspect(map, {
+    showHidden: true, depth: 9, breakLength: 4, compact: true
+  });
   expected = [
     'Map {',
     '  Promise {',
@@ -1712,18 +1716,18 @@ assert.strictEqual(util.inspect('"\'${a}'), "'\"\\'${a}'");
   delete foo[Symbol.toStringTag];
   assert(
     util.inspect(foo).startsWith(
-      `{ [${name}: null prototype]${message ? `: ${message}` : '\n'}`),
+      `[${name}: null prototype]${message ? `: ${message}` : '\n'}`),
     util.inspect(foo)
   );
   foo.stack = 'This is a stack';
   assert.strictEqual(
     util.inspect(foo),
-    '{ [[Error: null prototype]: This is a stack] bar: true }'
+    '[[Error: null prototype]: This is a stack] { bar: true }'
   );
   foo.stack = stack.split('\n')[0];
   assert.strictEqual(
     util.inspect(foo),
-    `{ [[${name}: null prototype]${message ? `: ${message}` : ''}] bar: true }`
+    `[[${name}: null prototype]${message ? `: ${message}` : ''}] { bar: true }`
   );
 });
 
@@ -1789,12 +1793,12 @@ assert.strictEqual(util.inspect('"\'${a}'), "'\"\\'${a}'");
   [new BigUint64Array(2), '[BigUint64Array: null prototype] [ 0n, 0n ]'],
   [new ArrayBuffer(16), '[ArrayBuffer: null prototype] {\n' +
      '  [Uint8Contents]: <00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00>,\n' +
-     '  byteLength: undefined }'],
+     '  byteLength: undefined\n}'],
   [new DataView(new ArrayBuffer(16)),
    '[DataView: null prototype] {\n  byteLength: undefined,\n  ' +
-     'byteOffset: undefined,\n  buffer: undefined }'],
+     'byteOffset: undefined,\n  buffer: undefined\n}'],
   [new SharedArrayBuffer(2), '[SharedArrayBuffer: null prototype] ' +
-     '{ [Uint8Contents]: <00 00>, byteLength: undefined }'],
+     '{\n  [Uint8Contents]: <00 00>,\n  byteLength: undefined\n}'],
   [/foobar/, '[RegExp: null prototype] /foobar/'],
   [new Date('Sun, 14 Feb 2010 11:48:40 GMT'),
    '[Date: null prototype] 2010-02-14T11:48:40.000Z']
@@ -1815,7 +1819,9 @@ assert.strictEqual(util.inspect('"\'${a}'), "'\"\\'${a}'");
   [RegExp, ['foobar', 'g'], '/foobar/g'],
   [WeakSet, [[{}]], '{ <items unknown> }'],
   [WeakMap, [[[{}, {}]]], '{ <items unknown> }'],
-  [BigInt64Array, [10], '[ 0n, 0n, 0n, 0n, 0n, 0n, 0n, 0n, 0n, 0n ]'],
+  [BigInt64Array,
+   [10],
+   '[\n  0n, 0n, 0n,\n  0n, 0n, 0n,\n  0n, 0n, 0n,\n  0n\n]'],
   [Date, ['Sun, 14 Feb 2010 11:48:40 GMT'], '2010-02-14T11:48:40.000Z'],
   [Date, ['invalid_date'], 'Invalid Date']
 ].forEach(([base, input, rawExpected]) => {
@@ -1996,8 +2002,8 @@ assert.strictEqual(
   getset.foo = new Set([[{ a: true }, 2, {}], 'foobar', { x: 1 }]);
   assert.strictEqual(
     inspect(getset, { getters: true }),
-    '{ foo: [Getter/Setter] Set { [ [Object], 2, {} ], ' +
-      "'foobar', { x: 1 } },\n  inc: [Getter: NaN] }");
+    '{\n  foo: [Getter/Setter] Set { [ [Object], 2, {} ], ' +
+      "'foobar', { x: 1 } },\n  inc: [Getter: NaN]\n}");
 }
 
 // Check compact number mode.
@@ -2029,8 +2035,7 @@ assert.strictEqual(
     long: Array(9).fill('This text is too long for grouping!')
   };
 
-  let out = util.inspect(obj, { compact: 3, depth: 10 });
-
+  let out = util.inspect(obj, { compact: 3, depth: 10, breakLength: 60 });
   let expected = [
     '{',
     '  a: {',
diff --git a/test/parallel/test-whatwg-encoding-custom-textdecoder.js b/test/parallel/test-whatwg-encoding-custom-textdecoder.js
index 63abd2506a5..e3779a945de 100644
--- a/test/parallel/test-whatwg-encoding-custom-textdecoder.js
+++ b/test/parallel/test-whatwg-encoding-custom-textdecoder.js
@@ -108,15 +108,15 @@ if (common.hasIntl) {
     assert.strictEqual(
       util.inspect(dec, { showHidden: true }),
       'TextDecoder {\n  encoding: \'utf-8\',\n  fatal: false,\n  ' +
-      'ignoreBOM: true,\n  [Symbol(flags)]: 4,\n  [Symbol(handle)]: {} }'
+      'ignoreBOM: true,\n  [Symbol(flags)]: 4,\n  [Symbol(handle)]: {}\n}'
     );
   } else {
     assert.strictEqual(
       util.inspect(dec, { showHidden: true }),
-      'TextDecoder {\n  encoding: \'utf-8\',\n  fatal: false,\n  ' +
-      'ignoreBOM: true,\n  [Symbol(flags)]: 4,\n  [Symbol(handle)]:\n   ' +
-      'StringDecoder {\n     encoding: \'utf8\',\n     ' +
-      '[Symbol(kNativeDecoder)]: <Buffer 00 00 00 00 00 00 01> } }'
+      "TextDecoder {\n  encoding: 'utf-8',\n  fatal: false,\n  " +
+      'ignoreBOM: true,\n  [Symbol(flags)]: 4,\n  [Symbol(handle)]: ' +
+      "StringDecoder {\n    encoding: 'utf8',\n    " +
+      '[Symbol(kNativeDecoder)]: <Buffer 00 00 00 00 00 00 01>\n  }\n}'
     );
   }
 }
diff --git a/test/parallel/test-whatwg-url-custom-inspect.js b/test/parallel/test-whatwg-url-custom-inspect.js
index 21c13582254..318b8b66d56 100644
--- a/test/parallel/test-whatwg-url-custom-inspect.js
+++ b/test/parallel/test-whatwg-url-custom-inspect.js
@@ -17,8 +17,7 @@ const url = new URL('https://username:password@host.name:8080/path/name/?que=ry#
 assert.strictEqual(
   util.inspect(url),
   `URL {
-  href:
-   'https://username:password@host.name:8080/path/name/?que=ry#hash',
+  href: 'https://username:password@host.name:8080/path/name/?que=ry#hash',
   origin: 'https://host.name:8080',
   protocol: 'https:',
   username: 'username',
@@ -29,13 +28,13 @@ assert.strictEqual(
   pathname: '/path/name/',
   search: '?que=ry',
   searchParams: URLSearchParams { 'que' => 'ry' },
-  hash: '#hash' }`);
+  hash: '#hash'
+}`);
 
 assert.strictEqual(
   util.inspect(url, { showHidden: true }),
   `URL {
-  href:
-   'https://username:password@host.name:8080/path/name/?que=ry#hash',
+  href: 'https://username:password@host.name:8080/path/name/?que=ry#hash',
   origin: 'https://host.name:8080',
   protocol: 'https:',
   username: 'username',
@@ -49,17 +48,18 @@ assert.strictEqual(
   hash: '#hash',
   cannotBeBase: false,
   special: true,
-  [Symbol(context)]:
-   URLContext {
-     flags: 2032,
-     scheme: 'https:',
-     username: 'username',
-     password: 'password',
-     host: 'host.name',
-     port: 8080,
-     path: [ 'path', 'name', '', [length]: 3 ],
-     query: 'que=ry',
-     fragment: 'hash' } }`);
+  [Symbol(context)]: URLContext {
+    flags: 2032,
+    scheme: 'https:',
+    username: 'username',
+    password: 'password',
+    host: 'host.name',
+    port: 8080,
+    path: [ 'path', 'name', '', [length]: 3 ],
+    query: 'que=ry',
+    fragment: 'hash'
+  }
+}`);
 
 assert.strictEqual(
   util.inspect({ a: url }, { depth: 0 }),