Benchmark: Lodash isEqual test array of objects vs ===

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>

Script Preparation code:

// 1 level deep
window.foo1 = [
  {id: "1035257027", person_id: "1043549930", group_id: "551225445", avatar_url: "http://people.pco.test/static/no_photo_thumbnail_gray.png", email_address: "pico@pco.bz"},
  {id: "1035257027", person_id: "1043549930", group_id: "551225445", avatar_url: "http://people.pco.test/static/no_photo_thumbnail_gray.png", email_address: "pico@pco.bz"},
];
window.bar1 = [
  {id: "1035257027", person_id: "1043549930", group_id: "551225445", avatar_url: "http://people.pco.test/static/no_photo_thumbnail_gray.png", email_address: "pico@pco.bz"},
  {id: "1035257025", person_id: "1043549930", group_id: "551225445", avatar_url: "http://people.pco.test/static/no_photo_thumbnail_gray.png", email_address: "pico@pco.bz"},
];

Tests:

_.isEqual different objects
_.isEqual(window.foo1, window.bar1)
=== different objects
window.foo1 === window.bar1;
=== same object
window.foo1 === window.foo1;
_.isEqual same object
_.isEqual(window.foo1, window.foo1)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
_.isEqual different objects
=== different objects
=== same object
_.isEqual same object

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: 10 months ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.0.0 Safari/537.36

Browser/OS: Chrome 113 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
_.isEqual different objects	1051150.0 Ops/sec
=== different objects	6566963.0 Ops/sec
=== same object	6939339.0 Ops/sec
_.isEqual same object	4805016.0 Ops/sec

Lodash isEqual test array of objects vs === (version: 0)

Test on isEqual performance

Comparing performance of: _.isEqual different objects vs === different objects vs === same object vs _.isEqual same object

Created: 10 months ago by: Guest

Jump to the latest result

_.isEqual different objects

=== different objects

=== same object

_.isEqual same object

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A