iPhone 15 Pro Max vs Galaxy S21+: Size & Dimensions Compared
The Galaxy S21+ is the larger phone, measuring 1.6mm shorter and 1.1mm wider.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Same screen size (6.7") but body width differs by 1.1mm — verify bezel alignment before buying.
| Dimension | iPhone 15 Pro Max | Galaxy S21+ | Difference |
|---|---|---|---|
| Height | 159.9mm | 161.5mm | Galaxy S21+ +1.6mm (taller) |
| Width | 76.7mm | 75.6mm | Galaxy S21+ -1.1mm (narrower) |
| Thickness | 8.25mm | 7.8mm | Galaxy S21+ -0.5mm (thinner) |
| Weight | 221g | 200g | Galaxy S21+ -21.0g (lighter) |
| Screen | 6.7" | 6.7" | Same |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The Galaxy S21+ is the taller phone at 161.5mm (vs 159.9mm). It but is 21g heavier.
Wireless Charging & MagSafe Compatibility
Wireless chargers work with both phones, but magnetic snap varies.
- ⚠Your MagSafe charger will charge the Galaxy S21+ via Qi, but it won't magnetically snap on.
- ✓Only the iPhone 15 Pro Max has built-in magnets for MagSafe accessories. The Galaxy S21+ needs a magnetic case or ring adapter.
| Spec | iPhone 15 Pro Max | Galaxy S21+ |
|---|---|---|
| Wireless Charging | 15W | 15W |
| Qi Version | Qi | Qi |
| MagSafe | Gen 1 | No |
| Built-in Magnets | Yes | No |
| Magnet Ring | closed circle | unknown |
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 15 Pro Max to Galaxy S21+?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for iPhone 15 Pro Max
Apple
Apple iPhone 15 Pro Max Clear Case with MagSafe
$49.00
Caseology
Caseology Parallax for iPhone 15 Pro Max
$16.99
Spigen
Spigen Ultra Hybrid MagFit for iPhone 15 Pro Max
$17.99
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Frequently Asked Questions
Is iPhone 15 Pro Max bigger than Galaxy S21+?
No, the Galaxy S21+ is 1.6mm taller. The iPhone 15 Pro Max weighs 221g vs 200g.
Are iPhone 15 Pro Max and Galaxy S21+ the same size?
No, the height differs by 1.6mm, width by 1.1mm, and thickness by 0.5mm.