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iPhone XS Max vs Galaxy S23+: Size & Dimensions Compared

The Galaxy S23+ is the larger phone, measuring 0.3mm shorter and 1.2mm wider.

Visual Size Overlay

iPhone XS MaxGalaxy S23+
157.5mm157.8mm-0.3mm77.4mm76.2mm+1.2mm10mm
Height Δ
-0.3mm
Width Δ
+1.2mm
Thickness Δ
+0.1mm
Case CompatibilityWon't Fit
  • Camera module layout is different — cutout won't align
Screen ProtectorMay Fit

Same screen size (6.6") but body width differs by 1.2mm — verify bezel alignment before buying.

DimensioniPhone XS MaxGalaxy S23+Difference
Height157.5mm157.8mmGalaxy S23+ +0.3mm (taller)
Width77.4mm76.2mmGalaxy S23+ -1.2mm (narrower)
Thickness7.7mm7.6mmGalaxy S23+ -0.1mm (thinner)
Weight208g196gGalaxy S23+ -12.0g (lighter)
Screen6.5"6.6"Galaxy S23+ +0.1" (larger)

Visual Size Comparison

HeightGalaxy S23+ +0.3mm
iPhone XS Max
157.5mm
Galaxy S23+
157.8mm
WidthiPhone XS Max +1.2mm
iPhone XS Max
77.4mm
Galaxy S23+
76.2mm
ThicknessiPhone XS Max +0.1mm
iPhone XS Max
7.7mm
Galaxy S23+
7.6mm

Button & Port Layout

Which is bigger?

The Galaxy S23+ is the taller phone at 157.8mm (vs 157.5mm). It but is 12g heavier.

Wireless Charging & MagSafe Compatibility

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

  • Both devices support wireless charging. Standard Qi/Qi2 chargers work with either phone.
SpeciPhone XS MaxGalaxy S23+
Wireless Charging7.5W15W
Qi VersionQiQi
MagSafeNoNo
Built-in MagnetsNoNo

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 XS Max to Galaxy S23+?

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

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Frequently Asked Questions

Is iPhone XS Max bigger than Galaxy S23+?

No, the Galaxy S23+ is 0.3mm taller. The iPhone XS Max weighs 208g vs 196g.

Are iPhone XS Max and Galaxy S23+ the same size?

No, the height differs by 0.3mm, width by 1.2mm, and thickness by 0.1mm.