Benchmark: Date vs Moment - MeasureThat.net

HTML Preparation code:

<script src="https://cdn.rawgit.com/moment/moment/2.7.0/moment.js"></script>

Tests:

Moment
moment().valueOf();
Date
(new Date()).getTime();

Historical Performance Data aggregated from 51 community runs

Desktop Results:

Chrome 40 runs

Date

9.7M/s

Moment

3.4M/s

Fastest: Date (2.9x faster)

View exact numbers

✓ Date: 9,714,130 ops/sec
• Moment: 3,397,314 ops/sec

Firefox 11 runs

Date

8.8M/s

Moment

2.1M/s

Fastest: Date (4.1x faster)

View exact numbers

✓ Date: 8,802,207 ops/sec
• Moment: 2,126,738 ops/sec

Results show median performance across all community submissions. Run this benchmark yourself to verify on your device.

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Moment
Date

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.5 Mobile/15E148 Safari/604.1

Browser/OS: Mobile Safari 18 on iOS 18.5

View result in a separate tab

Date

37.6M/s

Moment

6.7M/s

View exact numbers

Test name	Executions per second
✓ Date	37,636,860 Ops/sec
Moment	6,705,535 Ops/sec

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

LLMs can make mistakes. Check important info.

I'd be happy to explain what's being tested in the provided benchmark.

**Overview**

The benchmark is designed to compare the performance of two popular JavaScript date manipulation libraries: Moment.js and native JavaScript Date object.

**Script Preparation Code**

The script preparation code includes a reference to the Moment.js library, which is loaded from a CDN. This ensures that the Moment.js library is available for use in the benchmark tests.

**Individual Test Cases**

There are only two test cases:

1. **Moment**: The first test case measures the performance of the `moment()` function in Moment.js, specifically when calling `valueOf()`.
2. **Date**: The second test case measures the performance of the native JavaScript Date object's `getTime()` method.

**Comparison**

The benchmark is comparing the execution speed (in executions per second) of both libraries under different conditions.

**Options Compared**

The two options being compared are:

1. **Moment.js**: A popular third-party library for date manipulation.
2. **Native JavaScript Date Object**: The built-in JavaScript object used for date and time calculations.

**Pros and Cons**

Here's a brief summary of the pros and cons of each option:

* **Moment.js**:
	+ Pros: Mature, widely adopted, and well-documented. Offers many features beyond basic date manipulation.
	+ Cons: Adds extra complexity and dependencies to the project.
* **Native JavaScript Date Object**:
	+ Pros: Lightweight, easy to use, and tightly integrated with the browser's internal functions.
	+ Cons: Limited features compared to Moment.js, and may not be suitable for all use cases.

**Library**

Moment.js is a popular open-source library for date manipulation. It provides an extensive set of features, including parsing dates from various formats, calculating time zones, and offering robust support for internationalization. The library is widely used in web development projects due to its ease of use and flexibility.

**Special JS Feature/Syntax**

There are no special JavaScript features or syntax mentioned in the benchmark definition. However, it's worth noting that Moment.js uses a proprietary parser to handle date formats, which can lead to differences in performance compared to using the native Date object directly.

**Other Alternatives**

If you're looking for alternative libraries or approaches to date manipulation in JavaScript, consider:

* **Date-fns**: A lightweight, modern library for date and time calculations.
* **luxon**: A high-performance, widely adopted library for date and time manipulations.
* **Native JavaScript Date Object**: If you prefer a lightweight approach, using the native Date object might be sufficient for your use case.

Keep in mind that these alternatives may have different trade-offs in terms of features, complexity, and performance compared to Moment.js or the native Date object.

Date vs Moment (version: 0)

Comparing performance of: `Moment vs Date`

Created: 5 years ago by: Guest

Go to the latest result

Moment

Date

Historical Performance Data aggregated from 51 community runs

Desktop Results:

Chrome 40 runs

Firefox 11 runs

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

Date vs Moment (version: 0)

Comparing performance of: Moment vs Date

Created: 5 years ago by: Guest

Go to the latest result

Moment

Date

Historical Performance Data aggregated from 51 community runs

Desktop Results:

Chrome 40 runs

Firefox 11 runs

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

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Comparing performance of: `Moment vs Date`