let myHugeArray = [...Array(10000).keys()].map(id => { return {id}; }); let listIWant = [1010, 2020, 3030, 4040, 5050, 6060, 7070, 8080, 9090]; // INSTEAD OF: myHugeArray.filter(obj => listIWant.includes(obj.id)); // TRY: let mapIWant = new Map(); listIWant.forEach(id => mapIWant.set(id)); myHugeArray.filter(obj => mapIWant.has(obj.id));