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iPhone 17 Pro Max vs Galaxy A23: Size & Dimensions Compared

The Galaxy A23 is the larger phone, measuring 2.0mm shorter and 1.1mm wider.

Visual Size Overlay

iPhone 17 Pro MaxGalaxy A23
163.4mm165.4mm-2.0mm78mm76.9mm+1.1mm10mm
Height Δ
-2.0mm
Width Δ
+1.1mm
Thickness Δ
+0.3mm
Case CompatibilityWon't Fit
  • Camera module layout is different — cutout won't align
Screen ProtectorNot Compatible

Screen sizes differ (6.9" vs 6.6") — protector won't fit.

DimensioniPhone 17 Pro MaxGalaxy A23Difference
Height163.4mm165.4mmGalaxy A23 +2.0mm (taller)
Width78mm76.9mmGalaxy A23 -1.1mm (narrower)
Thickness8.75mm8.4mmGalaxy A23 -0.3mm (thinner)
Weight233g195gGalaxy A23 -38.0g (lighter)
Screen6.9"6.6"Galaxy A23 -0.3" (smaller)

Visual Size Comparison

HeightGalaxy A23 +2.0mm
iPhone 17 Pro Max
163.4mm
Galaxy A23
165.4mm
WidthiPhone 17 Pro Max +1.1mm
iPhone 17 Pro Max
78mm
Galaxy A23
76.9mm
ThicknessiPhone 17 Pro Max +0.3mm
iPhone 17 Pro Max
8.75mm
Galaxy A23
8.4mm

Button & Port Layout

Which is bigger?

The Galaxy A23 is the taller phone at 165.4mm (vs 163.4mm). It but is 38g heavier.

Wireless Charging & MagSafe Compatibility

Only one phone supports wireless charging.

  • The Galaxy A23 does not support wireless charging. Only the iPhone 17 Pro Max can use a wireless charger.
  • Only the iPhone 17 Pro Max has built-in magnets for MagSafe accessories. The Galaxy A23 needs a magnetic case or ring adapter.
SpeciPhone 17 Pro MaxGalaxy A23
Wireless Charging25WNo
Qi VersionQi2
MagSafeGen 2No
Built-in MagnetsYesNo
Magnet Ringbottom notched circlenone

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 17 Pro Max to Galaxy A23?

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 17 Pro Max bigger than Galaxy A23?

No, the Galaxy A23 is 2.0mm taller. The iPhone 17 Pro Max weighs 233g vs 195g.

Are iPhone 17 Pro Max and Galaxy A23 the same size?

No, the height differs by 2.0mm, width by 1.1mm, and thickness by 0.3mm.