Galaxy A51 vs Galaxy S20+: Size & Dimensions Compared
The Galaxy S20+ is the larger phone, measuring 3.4mm shorter and 0.1mm narrower.
Visual Size Overlay
- •Height differs by 3.4mm — case won't fit
- •Different edge profiles (flat vs curved) — case shell shape won't match
- •Corner shape differs — case won't seat properly
Edge types differ (flat vs curved) — screen protector won't adhere properly.
| Dimension | Galaxy A51 | Galaxy S20+ | Difference |
|---|---|---|---|
| Height | 158.5mm | 161.9mm | Galaxy S20+ +3.4mm (taller) |
| Width | 73.6mm | 73.7mm | Galaxy S20+ +0.1mm (wider) |
| Thickness | 7.9mm | 7.8mm | Galaxy S20+ -0.1mm (thinner) |
| Weight | 172g | 186g | Galaxy S20+ +14.0g (heavier) |
| Screen | 6.5" | 6.7" | Galaxy S20+ +0.2" (larger) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The Galaxy S20+ is the taller phone at 161.9mm (vs 158.5mm). It is also 14g heavier.
Wireless Charging & MagSafe Compatibility
Only one phone supports wireless charging.
- ⚠The Galaxy A51 does not support wireless charging. Only the Galaxy S20+ can use a wireless charger.
| Spec | Galaxy A51 | Galaxy S20+ |
|---|---|---|
| Wireless Charging | No | 10W |
| Qi Version | — | 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 A51 to Galaxy S20+?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Galaxy A51
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Frequently Asked Questions
Is Galaxy A51 bigger than Galaxy S20+?
No, the Galaxy S20+ is 3.4mm taller. The Galaxy A51 weighs 172g vs 186g.
Are Galaxy A51 and Galaxy S20+ the same size?
No, the height differs by 3.4mm, width by 0.1mm, and thickness by 0.1mm.