a.mjs

import { poseidon } from "circomlibjs"; // 0.0.8
import { poseidon2 } from "poseidon-lite"; // 0.2.0

for (let j = 0; j < 5; j++) {
    console.time("circomlibjs")
    for (let i = 0n; i < 10000; i++) { poseidon([i, i + 1n]) }
    console.timeEnd("circomlibjs")
    
    console.time("poseidon-lite")
    for (let i = 0n; i < 10000; i++) { poseidon2([i, i + 1n]) }
    console.timeEnd("poseidon-lite")
}

result.txt

% node --version
v18.15.0
% node a.mjs
circomlibjs: 6.015s
poseidon-lite: 4.285s
circomlibjs: 5.736s
poseidon-lite: 3.991s
circomlibjs: 6.105s
poseidon-lite: 4.006s
circomlibjs: 5.949s
poseidon-lite: 4.303s
circomlibjs: 5.899s
poseidon-lite: 3.937s