iPhone SE (3rd gen) vs iPhone SE (2nd gen): Size & Dimensions Compared
The iPhone SE (3rd gen) and iPhone SE (2nd gen) are nearly the same size, differing by just 0.0mm in height and 0.0mm in width.
Visual Size Overlay
iPhone SE (3rd gen)iPhone SE (2nd gen)
Height Δ
Same
Width Δ
Same
Thickness Δ
Same
Case CompatibilityWon't Fit
- •Camera bump size differs significantly
- •Camera bump protrusion slightly different
- •Button placement differs — cutouts may not align
Screen ProtectorCompatible
Same screen size (4.7") with minimal width difference — should fit.
| Dimension | iPhone SE (3rd gen) | iPhone SE (2nd gen) | Difference |
|---|---|---|---|
| Height | 138.4mm | 138.4mm | Same |
| Width | 67.3mm | 67.3mm | Same |
| Thickness | 7.3mm | 7.3mm | Same |
| Weight | 144g | 148g | iPhone SE (2nd gen) +4.0g (heavier) |
| Screen | 4.7" | 4.7" | Same |
Visual Size Comparison
HeightSame
iPhone SE (3rd gen)
138.4mm
iPhone SE (2nd gen)
138.4mm
WidthSame
iPhone SE (3rd gen)
67.3mm
iPhone SE (2nd gen)
67.3mm
ThicknessSame
iPhone SE (3rd gen)
7.3mm
iPhone SE (2nd gen)
7.3mm
Button & Port Layout
Which is bigger?
The iPhone SE (3rd gen) and iPhone SE (2nd gen) are essentially the same size.
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.
| Spec | iPhone SE (3rd gen) | iPhone SE (2nd gen) |
|---|---|---|
| Wireless Charging | 7.5W | 7.5W |
| Qi Version | Qi | Qi |
| MagSafe | No | No |
| Built-in Magnets | No | No |
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.
Accessories for iPhone SE (3rd gen)
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Will a iPhone SE (3rd gen) case fit iPhone SE (2nd gen)? →Will a iPhone SE (3rd gen) screen protector fit iPhone SE (2nd gen)? →
Frequently Asked Questions
Is iPhone SE (3rd gen) bigger than iPhone SE (2nd gen)?
They are the same height, but differ by 0.0mm in width. The iPhone SE (3rd gen) weighs 144g vs 148g.
Are iPhone SE (3rd gen) and iPhone SE (2nd gen) the same size?
Very close — they differ by only 0.0mm in height and 0.0mm in width.