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Galaxy S20 vs iPhone 17: Size & Dimensions Compared

The Galaxy S20 is the larger phone, measuring 2.1mm taller and 2.4mm narrower.

Visual Size Overlay

Galaxy S20iPhone 17
151.7mm149.6mm+2.1mm69.1mm71.5mm-2.4mm10mm
Height Δ
+2.1mm
Width Δ
-2.4mm
Thickness Δ
Same
Case CompatibilityWon't Fit
  • Camera module layout is different — cutout won't align
Screen ProtectorMay Fit

Same screen size (6.3") but body width differs by 2.4mm — verify bezel alignment before buying.

DimensionGalaxy S20iPhone 17Difference
Height151.7mm149.6mmiPhone 17 -2.1mm (shorter)
Width69.1mm71.5mmiPhone 17 +2.4mm (wider)
Thickness7.9mm7.95mmSame
Weight163g177giPhone 17 +14.0g (heavier)
Screen6.2"6.3"iPhone 17 +0.1" (larger)

Visual Size Comparison

HeightGalaxy S20 +2.1mm
Galaxy S20
151.7mm
iPhone 17
149.6mm
WidthiPhone 17 +2.4mm
Galaxy S20
69.1mm
iPhone 17
71.5mm
ThicknessSame
Galaxy S20
7.9mm
iPhone 17
7.95mm

Button & Port Layout

Which is bigger?

The Galaxy S20 is the taller phone at 151.7mm (vs 149.6mm). It but is 14g lighter.

Wireless Charging & MagSafe Compatibility

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

  • Your MagSafe charger will charge the Galaxy S20 via Qi, but it won't magnetically snap on.
  • Only the iPhone 17 has built-in magnets for MagSafe accessories. The Galaxy S20 needs a magnetic case or ring adapter.
SpecGalaxy S20iPhone 17
Wireless Charging10W25W
Qi VersionQiQi2
MagSafeNoGen 2
Built-in MagnetsNoYes
Magnet Ringunknownclosed circle

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 Galaxy S20 to iPhone 17?

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

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Frequently Asked Questions

Is Galaxy S20 bigger than iPhone 17?

Yes, the Galaxy S20 is 2.1mm taller and 2.4mm narrower. The Galaxy S20 weighs 163g vs 177g.

Are Galaxy S20 and iPhone 17 the same size?

No, the height differs by 2.1mm, width by 2.4mm, and thickness by 0.0mm.