What are the dimensions of iPhone 16 Pro Max?

The iPhone 16 Pro Max measures 163×77.6×8.25mm and weighs 227g.

What are the dimensions of Galaxy S23 Ultra?

The Galaxy S23 Ultra measures 163.4×78.1×8.9mm and weighs 234g.

iPhone 16 Pro Max vs Galaxy S23 Ultra: Size & Dimensions Compared

Q: Is iPhone 16 Pro Max bigger than Galaxy S23 Ultra?

No, the Galaxy S23 Ultra is 0.4mm taller than the iPhone 16 Pro Max.

Q: Are iPhone 16 Pro Max and Galaxy S23 Ultra the same size?

Yes, the iPhone 16 Pro Max and Galaxy S23 Ultra are nearly the same size with minimal dimension differences.

The iPhone 16 Pro Max and Galaxy S23 Ultra are nearly the same size, differing by just 0.4mm in height and 0.5mm in width.

Visual Size Overlay

iPhone 16 Pro MaxGalaxy S23 Ultra

Height Δ

-0.4mm

Width Δ

-0.5mm

Thickness Δ

-0.7mm

Case CompatibilityWon't Fit

•Body dimensions are nearly identical, but the camera cutout is incompatible (square-triple vs vertical-quad)

Screen ProtectorNot Compatible

Edge types differ (flat vs curved) — screen protector won't adhere properly.

Dimension	iPhone 16 Pro Max	Galaxy S23 Ultra	Difference
Height	163mm	163.4mm	Galaxy S23 Ultra +0.4mm (taller)
Width	77.6mm	78.1mm	Galaxy S23 Ultra +0.5mm (wider)
Thickness	8.25mm	8.9mm	Galaxy S23 Ultra +0.7mm (thicker)
Weight	227g	234g	Galaxy S23 Ultra +7.0g (heavier)
Screen	6.9"	6.8"	Galaxy S23 Ultra -0.1" (smaller)

Visual Size Comparison

HeightGalaxy S23 Ultra +0.4mm

iPhone 16 Pro Max

163mm

Galaxy S23 Ultra

163.4mm

WidthGalaxy S23 Ultra +0.5mm

iPhone 16 Pro Max

77.6mm

Galaxy S23 Ultra

78.1mm

ThicknessGalaxy S23 Ultra +0.7mm

iPhone 16 Pro Max

8.25mm

Galaxy S23 Ultra

8.9mm

Button & Port Layout

Which is bigger?

The iPhone 16 Pro Max and Galaxy S23 Ultra are essentially the same size.

Wireless Charging & MagSafe Compatibility

Wireless chargers work with both phones, but magnetic snap varies.

⚠Your MagSafe charger will charge the Galaxy S23 Ultra via Qi, but it won't magnetically snap on.
✓Only the iPhone 16 Pro Max has built-in magnets for MagSafe accessories. The Galaxy S23 Ultra needs a magnetic case or ring adapter.

Spec	iPhone 16 Pro Max	Galaxy S23 Ultra
Wireless Charging	25W	15W
Qi Version	Qi2	Qi
MagSafe	Gen 2	No
Built-in Magnets	Yes	No
Magnet Ring	closed circle	unknown

MagSafe cases are NOT cross-compatible between these devices — the case body is shaped to each phone, even though the internal magnet ring may be the same.