Benchmark: bignumber.js vs. big.js vs. decimal.js (I)

HTML Preparation code:

<!--script src="https://raw.githubusercontent.com/iriscouch/bigdecimal.js/v0.6.1/lib/bigdecimal.js"></script-->
<script src="https://cdnjs.cloudflare.com/ajax/libs/bignumber.js/9.0.1/bignumber.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/big.js/6.0.3/big.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/decimal.js/10.2.1/decimal.min.js"></script>
<!--script src="https://raw.githubusercontent.com/infusion/Fraction.js/v4.0.12/fraction.min.js"></script-->

Tests:

Native
var a = 0.1; var b = 0.2; ((a + b) * b).toString();
Native + toFixed
var a = 0.1; var b = 0.2; ((a + b) * b).toFixed(9);
decimal.js
var a = new Decimal("0.1"); var b = new Decimal("0.2"); a.plus(b).times(b).toString();
big.js
var a = new Big("0.1"); var b = new Big("0.2"); a.plus(b).mul(b).toString();
bignumber.js
var a = new BigNumber("0.1"); var b = new BigNumber("0.2"); a.plus(b).multipliedBy(b).toString();

Historical Performance Data aggregated from 280 community runs

Desktop Results:

Chrome 199 runs

Native

98.0M/s

Native + toFixed

10.1M/s

big.js

2.2M/s

decimal.js

1.2M/s

bignumber.js

1.2M/s

Fastest: Native (81.8x faster)

View exact numbers

✓ Native: 97,956,944 ops/sec
• Native + toFixed: 10,140,503 ops/sec
• big.js: 2,210,068 ops/sec
• decimal.js: 1,237,642 ops/sec
• bignumber.js: 1,198,191 ops/sec

Firefox 35 runs

Native

1459.5M/s

Native + toFixed

15.2M/s

big.js

1.3M/s

decimal.js

972K/s

bignumber.js

799K/s

Fastest: Native (1827.6x faster)

View exact numbers

✓ Native: 1,459,521,280 ops/sec
• Native + toFixed: 15,193,328 ops/sec
• big.js: 1,279,150 ops/sec
• decimal.js: 972,028 ops/sec
• bignumber.js: 798,581 ops/sec

Safari 9 runs

Native

489.1M/s

Native + toFixed

10.7M/s

big.js

2.3M/s

decimal.js

1.3M/s

bignumber.js

1.1M/s

Fastest: Native (454.6x faster)

View exact numbers

✓ Native: 489,138,976 ops/sec
• Native + toFixed: 10,692,793 ops/sec
• big.js: 2,251,680 ops/sec
• decimal.js: 1,292,383 ops/sec
• bignumber.js: 1,075,923 ops/sec

Mobile Results:

Chrome 29 runs

Native

61.3M/s

Native + toFixed

5.9M/s

big.js

1.0M/s

decimal.js

654K/s

bignumber.js

645K/s

Fastest: Native (94.9x faster)

View exact numbers

✓ Native: 61,260,648 ops/sec
• Native + toFixed: 5,934,616 ops/sec
• big.js: 1,027,149 ops/sec
• decimal.js: 654,142 ops/sec
• bignumber.js: 645,397 ops/sec

Safari 8 runs

Native

456.1M/s

Native + toFixed

10.4M/s

big.js

2.0M/s

decimal.js

1.5M/s

bignumber.js

1.0M/s

Fastest: Native (441.2x faster)

View exact numbers

✓ Native: 456,121,568 ops/sec
• Native + toFixed: 10,432,561 ops/sec
• big.js: 1,952,978 ops/sec
• decimal.js: 1,458,792 ops/sec
• bignumber.js: 1,033,789 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
Native
Native + toFixed
decimal.js
big.js
bignumber.js

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 5 months ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Safari/537.36 Edg/145.0.0.0

Browser/OS: Chrome 145 on Windows

View result in a separate tab

Native

89.1M/s

Native + toFixed

12.4M/s

big.js

2.7M/s

decimal.js

1.2M/s

bignumber.js

1.1M/s

View exact numbers

Test name	Executions per second
✓ Native	89,079,976 Ops/sec
Native + toFixed	12,426,401 Ops/sec
big.js	2,686,779 Ops/sec
decimal.js	1,183,580 Ops/sec
bignumber.js	1,118,083 Ops/sec

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

LLMs can make mistakes. Check important info.

I'll break down the explanation of the provided JSON data into manageable chunks.

**Benchmark Overview**

The test aims to compare the performance of three libraries for handling decimal arithmetic:

1. **big.js**: A high-performance, JavaScript-based library for precise floating-point calculations.
2. **decimal.js**: A library that provides a simple and consistent API for decimal arithmetic operations.
3. **bignumber.js**: A library designed for large and precise numerical computations.

**Library Descriptions**

* **Big.js**: Developed by Mike McLean, big.js is optimized for speed and performance in JavaScript applications. It uses the IEEE 754 floating-point standard to handle decimal arithmetic.
* **Decimal.js**: Also developed by Mike McLean, decimal.js provides a simple and consistent API for decimal arithmetic operations. It is designed to be easy to use and understand.
* **Bignumber.js**: Developed by Mike McLean as well, bignumber.js is focused on handling large numbers with high precision. It uses a proprietary algorithm for fast calculations.

**Options Comparison**

The test compares the performance of each library in two different scenarios:

1. **Native**: The basic arithmetic operation `((a + b) * b).toString()` without any additional formatting.
2. **Native + toFixed**: The same operation with the addition of `toFixed(9)` for formatting.

**Pros and Cons**

* **big.js**
	+ Pros: High performance, optimized for speed.
	+ Cons: Can be more complex to use due to its proprietary algorithm.
* **decimal.js**
	+ Pros: Simple and consistent API, easy to understand.
	+ Cons: May not be as performant as big.js for large computations.
* **bignumber.js**
	+ Pros: Fast calculations for large numbers with high precision.
	+ Cons: May have higher memory usage due to its proprietary algorithm.

**Other Considerations**

When choosing a library, consider the specific requirements of your project:

* Precision: If you need exact decimal arithmetic, decimal.js might be a better choice. For high-precision calculations, bignumber.js is more suitable.
* Performance: big.js is optimized for speed, making it a good choice if you prioritize performance over ease of use.

**Alternatives**

Other alternatives to these libraries include:

* **Fraction.js**: A library that provides a simple API for handling fractional arithmetic. However, it is not as widely used or supported as the other three libraries.
* **Mathjs**: A library that provides an extensive set of mathematical functions and operations. While not specifically designed for decimal arithmetic, it can be used for this purpose.

In summary, the test provides a comparison of three libraries with different strengths and weaknesses. By understanding the pros and cons of each library, you can choose the best one for your specific project needs.

bignumber.js vs. big.js vs. decimal.js (I) (version: 0)

- https://github.com/MikeMcl/bignumber.js/tree/v9.0.0 - https://github.com/MikeMcl/big.js/tree/v5.2.2 - https://github.com/MikeMcl/decimal.js/tree/v10.2.0

Comparing performance of: `Native vs Native + toFixed vs decimal.js vs big.js vs bignumber.js`

Created: 5 years ago by: Guest

Go to the latest result

Native

Native + toFixed

decimal.js

big.js

bignumber.js

Historical Performance Data aggregated from 280 community runs

Desktop Results:

Chrome 199 runs

Firefox 35 runs

Safari 9 runs

Mobile Results:

Chrome 29 runs

Safari 8 runs

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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

bignumber.js vs. big.js vs. decimal.js (I) (version: 0)

- https://github.com/MikeMcl/bignumber.js/tree/v9.0.0 - https://github.com/MikeMcl/big.js/tree/v5.2.2 - https://github.com/MikeMcl/decimal.js/tree/v10.2.0

Comparing performance of: Native vs Native + toFixed vs decimal.js vs big.js vs bignumber.js

Created: 5 years ago by: Guest

Go to the latest result

Native

Native + toFixed

decimal.js

big.js

bignumber.js

Historical Performance Data aggregated from 280 community runs

Desktop Results:

Chrome 199 runs

Firefox 35 runs

Safari 9 runs

Mobile Results:

Chrome 29 runs

Safari 8 runs

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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

Related benchmarks

Comparing performance of: `Native vs Native + toFixed vs decimal.js vs big.js vs bignumber.js`