Run results for: deflate - pako vs fflate - realistic - bring your own buffer

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36

Browser: Chrome 144

Operating system: Windows

Device Platform: Desktop

Date tested: 2 months ago

Test name	Executions per second
deflate pako a	8.0 Ops/sec
deflate fflate a	14.3 Ops/sec
inflate pako a	94.8 Ops/sec
inflate fflate a	71.3 Ops/sec
inflate fflate a brought buffer	62.5 Ops/sec

HTML Preparation code:

<script src="https://unpkg.com/fflate"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/pako/2.1.0/pako.es5.min.js"></script>

Script Preparation code:

var a;
var ca;
var buff = new Uint8Array(1024*1024*2);
async function globalMeasureThatScriptPrepareFunction() {
    const enc = new TextEncoder();
    let text = await (await fetch("https://gist.githubusercontent.com/basro/31c6c5891025b159ca774abd9e102aa3/raw/ab501daa4caf82fc55a0a2f975dcca2dfd6fd95d/realistic_text.txt")).text();
    console.log(text);
    a = enc.encode(text)
    ca = pako.deflateRaw(a)
}

Tests:

deflate pako a
pako.deflateRaw(a)
deflate fflate a
fflate.deflateSync(a)
inflate pako a
pako.inflateRaw(ca);
inflate fflate a
fflate.inflateSync(ca);
inflate fflate a brought buffer
fflate.inflateSync(ca, {out: buff});

Run results for: deflate - pako vs fflate - realistic - bring your own buffer

comparing deflate pako vs fflate

deflate pako a

deflate fflate a

inflate pako a

inflate fflate a

inflate fflate a brought buffer