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iPhone 13 Pro Max vs Galaxy S25 Ultra: Size & Dimensions Compared

The Galaxy S25 Ultra is the larger phone, measuring 2.0mm shorter and 0.5mm wider.

Visual Size Overlay

iPhone 13 Pro MaxGalaxy S25 Ultra
160.8mm162.8mm-2.0mm78.1mm77.6mm+0.5mm10mm
Height Δ
-2.0mm
Width Δ
+0.5mm
Thickness Δ
-0.5mm
Case CompatibilityWon't Fit
  • Camera module layout is different — cutout won't align
Screen ProtectorNot Compatible

Screen sizes differ (6.7" vs 6.9") — protector won't fit.

DimensioniPhone 13 Pro MaxGalaxy S25 UltraDifference
Height160.8mm162.8mmGalaxy S25 Ultra +2.0mm (taller)
Width78.1mm77.6mmGalaxy S25 Ultra -0.5mm (narrower)
Thickness7.65mm8.2mmGalaxy S25 Ultra +0.5mm (thicker)
Weight240g218gGalaxy S25 Ultra -22.0g (lighter)
Screen6.7"6.9"Galaxy S25 Ultra +0.2" (larger)

Visual Size Comparison

HeightGalaxy S25 Ultra +2.0mm
iPhone 13 Pro Max
160.8mm
Galaxy S25 Ultra
162.8mm
WidthiPhone 13 Pro Max +0.5mm
iPhone 13 Pro Max
78.1mm
Galaxy S25 Ultra
77.6mm
ThicknessGalaxy S25 Ultra +0.5mm
iPhone 13 Pro Max
7.65mm
Galaxy S25 Ultra
8.2mm

Button & Port Layout

Which is bigger?

The Galaxy S25 Ultra is the taller phone at 162.8mm (vs 160.8mm). It but is 22g heavier.

Wireless Charging & MagSafe Compatibility

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

  • Your MagSafe charger will charge the Galaxy S25 Ultra via Qi2, but it won't magnetically snap on without a magnetic case.
  • The Galaxy S25 Ultra supports Qi2 but has no built-in magnets — magnetic accessories won't snap on without a magnetic case. The iPhone 13 Pro Max has built-in magnets.
SpeciPhone 13 Pro MaxGalaxy S25 Ultra
Wireless Charging15W15W
Qi VersionQiQi2
MagSafeGen 1No
Built-in MagnetsYesNo
Magnet Ringclosed circlenone built in

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.

Upgrading from iPhone 13 Pro Max to Galaxy S25 Ultra?

Different sizes mean your old case probably won't fit. You'll need a new one.

Accessories for iPhone 13 Pro Max

UAG

UAG Monarch Carbon Fiber for iPhone 13 Pro Max

$49.95

View on Amazon

UAG

UAG Monarch Kevlar Black for iPhone 13 Pro Max

$49.95

View on Amazon

totallee

totallee Thin Case for iPhone 13 Pro Max

$29.00

View on Amazon

Accessories for Galaxy S25 Ultra

Spigen

Spigen Tough Armor for Galaxy S25 Ultra

$18.99

View on Amazon

Samsung

Samsung Silicone Case for Galaxy S25 Ultra

$39.99

View on Amazon

OtterBox

OtterBox Symmetry for Galaxy S25 Ultra

$49.95

View on Amazon

As an Amazon Associate, WillItSnap earns from qualifying purchases.

Frequently Asked Questions

Is iPhone 13 Pro Max bigger than Galaxy S25 Ultra?

No, the Galaxy S25 Ultra is 2.0mm taller. The iPhone 13 Pro Max weighs 240g vs 218g.

Are iPhone 13 Pro Max and Galaxy S25 Ultra the same size?

No, the height differs by 2.0mm, width by 0.5mm, and thickness by 0.5mm.