Benchmark: async for vs promise.all vs promise.allSettled

Script Preparation code:

async function asyncFor(){
    for (const x of [1, 2, 3]) {
        await new Promise(resolve => resolve(x > 0));
    }
}

async function asyncPromiseAll() {
    await Promise.all([1, 2, 3].map(x =>
        new Promise(resolve => resolve(x > 0))
    ));
}

async function asyncPromiseAllSettled() {
    await Promise.allSettled([1, 2, 3].map(x =>
        new Promise(resolve => resolve(x > 0))
    ));
}

Tests:

asyncFor
asyncFor()
asyncPromiseAll
asyncPromiseAll()
promiseAllSettled
asyncPromiseAllSettled()

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
asyncFor
asyncPromiseAll
promiseAllSettled

Fastest: N/A

Slowest: N/A

Latest run results:

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

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36

Browser/OS: Chrome 133 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
asyncFor	2668957.5 Ops/sec
asyncPromiseAll	944304.1 Ops/sec
promiseAllSettled	931764.7 Ops/sec

Related benchmarks:

async for vs promise.all vs promise.allSettled (version: 0)

Comparing performance of: asyncFor vs asyncPromiseAll vs promiseAllSettled

Created: 2 years ago by: Guest

Jump to the latest result

asyncFor

asyncPromiseAll

promiseAllSettled

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A