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iPhone 17 Pro vs iPhone SE (3rd gen): Size & Dimensions Compared

The iPhone 17 Pro is the larger phone, measuring 11.6mm taller and 4.6mm wider.

Visual Size Overlay

iPhone 17 ProiPhone SE (3rd gen)
150mm138.4mm+11.6mm71.9mm67.3mm+4.6mm10mm
Height Δ
+11.6mm
Width Δ
+4.6mm
Thickness Δ
+1.5mm
Case CompatibilityWon't Fit
  • Camera module layout is different — cutout won't align
Screen ProtectorNot Compatible

Screen sizes differ (6.3" vs 4.7") — protector won't fit.

DimensioniPhone 17 ProiPhone SE (3rd gen)Difference
Height150mm138.4mmiPhone SE (3rd gen) -11.6mm (shorter)
Width71.9mm67.3mmiPhone SE (3rd gen) -4.6mm (narrower)
Thickness8.75mm7.3mmiPhone SE (3rd gen) -1.5mm (thinner)
Weight206g144giPhone SE (3rd gen) -62.0g (lighter)
Screen6.3"4.7"iPhone SE (3rd gen) -1.6" (smaller)

Visual Size Comparison

HeightiPhone 17 Pro +11.6mm
iPhone 17 Pro
150mm
iPhone SE (3rd gen)
138.4mm
WidthiPhone 17 Pro +4.6mm
iPhone 17 Pro
71.9mm
iPhone SE (3rd gen)
67.3mm
ThicknessiPhone 17 Pro +1.5mm
iPhone 17 Pro
8.75mm
iPhone SE (3rd gen)
7.3mm

Button & Port Layout

Which is bigger?

The iPhone 17 Pro is the taller phone at 150mm (vs 138.4mm). It is also 62g heavier.

Wireless Charging & MagSafe Compatibility

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

  • Your MagSafe charger will charge the iPhone SE (3rd gen) via Qi, but it won't magnetically snap on.
  • Only the iPhone 17 Pro has built-in magnets for MagSafe accessories. The iPhone SE (3rd gen) needs a magnetic case or ring adapter.
SpeciPhone 17 ProiPhone SE (3rd gen)
Wireless Charging25W7.5W
Qi VersionQi2Qi
MagSafeGen 2No
Built-in MagnetsYesNo
Magnet Ringbottom notched circleunknown

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 to iPhone SE (3rd gen)?

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 bigger than iPhone SE (3rd gen)?

Yes, the iPhone 17 Pro is 11.6mm taller and 4.6mm wider. The iPhone 17 Pro weighs 206g vs 144g.

Are iPhone 17 Pro and iPhone SE (3rd gen) the same size?

No, the height differs by 11.6mm, width by 4.6mm, and thickness by 1.5mm.