Galaxy S21+ vs Galaxy S25 FE: Size & Dimensions Compared
The Galaxy S21+ is the larger phone, measuring 0.2mm taller and 1.0mm narrower.
Visual Size Overlay
- •Width differs by 1.0mm — case won't fit
- •Thickness differs by 0.4mm — may affect fit
- •Camera bump size differs significantly
Same screen size (6.7") but body width differs by 1.0mm — verify bezel alignment before buying.
| Dimension | Galaxy S21+ | Galaxy S25 FE | Difference |
|---|---|---|---|
| Height | 161.5mm | 161.3mm | Galaxy S25 FE -0.2mm (shorter) |
| Width | 75.6mm | 76.6mm | Galaxy S25 FE +1.0mm (wider) |
| Thickness | 7.8mm | 7.4mm | Galaxy S25 FE -0.4mm (thinner) |
| Weight | 200g | 190g | Galaxy S25 FE -10.0g (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 161.3mm). It is also 10g heavier.
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 | Galaxy S21+ | Galaxy S25 FE |
|---|---|---|
| Wireless Charging | 15W | 15W |
| 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.
Upgrading from Galaxy S21+ to Galaxy S25 FE?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Galaxy S21+
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Frequently Asked Questions
Is Galaxy S21+ bigger than Galaxy S25 FE?
Yes, the Galaxy S21+ is 0.2mm taller and 1.0mm narrower. The Galaxy S21+ weighs 200g vs 190g.
Are Galaxy S21+ and Galaxy S25 FE the same size?
No, the height differs by 0.2mm, width by 1.0mm, and thickness by 0.4mm.