diff --git a/src/sql/kernel/qsqlerror.cpp b/src/sql/kernel/qsqlerror.cpp
index 1e093c236c3..7483a52e5c7 100644
--- a/src/sql/kernel/qsqlerror.cpp
+++ b/src/sql/kernel/qsqlerror.cpp
@@ -126,22 +126,26 @@ QSqlError &QSqlError::operator=(const QSqlError &other)
 }
 
 /*!
-    Compare the \a other error's values to this error and returns \c true, if it equal.
+    Compare the \a other error's type() and nativeErrorCode()
+    to this error and returns \c true, if it equal.
 */
 
 bool QSqlError::operator==(const QSqlError &other) const
 {
-    return (d->errorType == other.d->errorType);
+    return (d->errorType == other.d->errorType &&
+            d->errorCode == other.d->errorCode);
 }
 
 
 /*!
-    Compare the \a other error's values to this error and returns \c true if it is not equal.
+    Compare the \a other error's type() and nativeErrorCode()
+    to this error and returns \c true if it is not equal.
 */
 
 bool QSqlError::operator!=(const QSqlError &other) const
 {
-    return (d->errorType != other.d->errorType);
+    return (d->errorType != other.d->errorType ||
+            d->errorCode != other.d->errorCode);
 }
 
 
diff --git a/tests/auto/sql/kernel/qsqlerror/tst_qsqlerror.cpp b/tests/auto/sql/kernel/qsqlerror/tst_qsqlerror.cpp
index c83867fcc4d..ddd4e2cda6a 100644
--- a/tests/auto/sql/kernel/qsqlerror/tst_qsqlerror.cpp
+++ b/tests/auto/sql/kernel/qsqlerror/tst_qsqlerror.cpp
@@ -108,12 +108,16 @@ void tst_QSqlError::moveOperator()
 
 void tst_QSqlError::operators()
 {
-   QSqlError error1(QString(), QString(), QSqlError::NoError);
-   QSqlError error2(QString(), QString(), QSqlError::NoError);
-   QSqlError error3(QString(), QString(), QSqlError::UnknownError);
+   QSqlError error1(QStringLiteral("a"), QStringLiteral("b"), QSqlError::NoError, QStringLiteral("ec1"));
+   QSqlError error2(QStringLiteral("c"), QStringLiteral("d"), QSqlError::NoError, QStringLiteral("ec1"));
+   QSqlError error3(QString(), QString(), QSqlError::UnknownError, QStringLiteral("ec1"));
+   QSqlError error4(QString(), QString(), QSqlError::NoError, QStringLiteral("ec2"));
+   QSqlError error5(QString(), QString(), QSqlError::UnknownError, QStringLiteral("ec2"));
 
    QCOMPARE(error1, error2);
    QVERIFY(error1 != error3);
+   QVERIFY(error1 != error4);
+   QVERIFY(error4 != error5);
 }
 
 void tst_QSqlError::qtbug_74575()