Run results for: offsetWidth / offsetHeight vs. getBoundingClientRect() vs. clientWidth / clientHeight

Test name	Executions per second
✓ clientWidth / clientHeight (destructured)	6,966,551 Ops/sec
clientWidth / clientHeight (simple property access)	6,933,728 Ops/sec
offsetWidth / offsetHeight (destructured and renamed)	5,594,626 Ops/sec
offsetWidth / offsetHeight (destructured)	5,417,146 Ops/sec
offsetWidth / offsetHeight (simple property access)	5,276,142 Ops/sec
getBoundingClientRect() (simple property access)	2,808,584 Ops/sec
getBoundingClientRect() (destructured)	2,756,496 Ops/sec

Test name

Executions per second

✓ clientWidth / clientHeight (destructured)

6,966,551 Ops/sec

clientWidth / clientHeight (simple property access)

6,933,728 Ops/sec

offsetWidth / offsetHeight (destructured and renamed)

5,594,626 Ops/sec

offsetWidth / offsetHeight (destructured)

5,417,146 Ops/sec

offsetWidth / offsetHeight (simple property access)

5,276,142 Ops/sec

getBoundingClientRect() (simple property access)

2,808,584 Ops/sec

getBoundingClientRect() (destructured)

2,756,496 Ops/sec

Tests:

offsetWidth / offsetHeight (destructured and renamed)
const { offsetWidth: width, offsetHeight: height } = el; const perim = (width + height) * 2;
offsetWidth / offsetHeight (destructured)
const { offsetWidth, offsetHeight } = el; const perim = (offsetWidth + offsetHeight) * 2;
offsetWidth / offsetHeight (simple property access)
const width = el.offsetWidth; const height = el.offsetHeight; const perim = (width + height) * 2;
getBoundingClientRect() (destructured)
const { width, height } = el.getBoundingClientRect(); const perim = (width + height) * 2;
getBoundingClientRect() (simple property access)
const rect = el.getBoundingClientRect(); const width = rect.width; const height = rect.height; const perim = (width + height) * 2;
clientWidth / clientHeight (destructured)
const { clientWidth, clientHeight } = el; const perim = (clientWidth + clientHeight) * 2;
clientWidth / clientHeight (simple property access)
const width = el.clientWidth; const height = el.clientHeight; const perim = (width + height) * 2;