Galaxy S25 vs iPhone 12: Size & Dimensions Compared
The Galaxy S25 is the larger phone, measuring 0.2mm taller and 1.0mm narrower.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Screen sizes are close (6.2" vs 6.1") but may not align perfectly.
| Dimension | Galaxy S25 | iPhone 12 | Difference |
|---|---|---|---|
| Height | 146.9mm | 146.7mm | iPhone 12 -0.2mm (shorter) |
| Width | 70.5mm | 71.5mm | iPhone 12 +1.0mm (wider) |
| Thickness | 7.2mm | 7.4mm | iPhone 12 +0.2mm (thicker) |
| Weight | 162g | 164g | iPhone 12 +2.0g (heavier) |
| Screen | 6.2" | 6.1" | iPhone 12 -0.1" (smaller) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The Galaxy S25 is the taller phone at 146.9mm (vs 146.7mm). It but is 2g lighter.
Wireless Charging & MagSafe Compatibility
Wireless chargers work with both phones, but magnetic snap varies.
- ⚠Your MagSafe charger will charge the Galaxy S25 via Qi2, but it won't magnetically snap on without a magnetic case.
- ⚠The Galaxy S25 supports Qi2 but has no built-in magnets — magnetic accessories won't snap on without a magnetic case. The iPhone 12 has built-in magnets.
| Spec | Galaxy S25 | iPhone 12 |
|---|---|---|
| Wireless Charging | 15W | 15W |
| Qi Version | Qi2 | Qi |
| MagSafe | No | Gen 1 |
| Built-in Magnets | No | Yes |
| Magnet Ring | none built in | closed 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 S25 to iPhone 12?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Galaxy S25
Spigen
Spigen Liquid Air for Galaxy S25
$14.99
Samsung
Samsung Galaxy S25 Silicone Case
$29.99
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Frequently Asked Questions
Is Galaxy S25 bigger than iPhone 12?
Yes, the Galaxy S25 is 0.2mm taller and 1.0mm narrower. The Galaxy S25 weighs 162g vs 164g.
Are Galaxy S25 and iPhone 12 the same size?
No, the height differs by 0.2mm, width by 1.0mm, and thickness by 0.2mm.