Run results for: compression libraries comparison

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4.1 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.4.1

Device Platform: Mobile

Date tested: 2 years ago

Benchmark engine: Benchmark.js

unzip fflate b

334K/s

unzip pako b

50K/s

zip fflate b

23K/s

zip pako b

17K/s

unzip pako a

249/s

zip pako a

127/s

unzip fflate a

92/s

zip fflate a

33/s

View exact numbers

Test name	Executions per second
✓ unzip fflate b	334,190 Ops/sec
unzip pako b	49,520 Ops/sec
zip fflate b	23,096 Ops/sec
zip pako b	16,862 Ops/sec
unzip pako a	249 Ops/sec
zip pako a	127 Ops/sec
unzip fflate a	92 Ops/sec
zip fflate a	33 Ops/sec

HTML Preparation code:

<script src="https://unpkg.com/fflate"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/pako/2.0.3/pako.es5.min.js"></script>

Script Preparation code:

var enc = new TextEncoder();
var a = new Uint8Array([...Array(1000000).keys()]);
var b = enc.encode('The quick brown fox jumps over the lazy dog')
var ca = pako.gzip(a)
var cb = pako.gzip(b)

Tests:

unzip pako a
pako.inflate(ca)
unzip pako b
pako.inflate(cb)
zip pako a
pako.deflate(a)
zip pako b
pako.deflate(b)
unzip fflate a
fflate.decompressSync(ca);
unzip fflate b
fflate.decompressSync(cb);
zip fflate a
fflate.gzipSync(a)
zip fflate b
fflate.gzipSync(b)