Galaxy S20+ vs Galaxy A51: Size & Dimensions Compared
The Galaxy S20+ is the larger phone, measuring 3.4mm taller and 0.1mm wider.
Visual Size Overlay
- •Height differs by 3.4mm — case won't fit
- •Different edge profiles (curved vs flat) — case shell shape won't match
- •Corner shape differs — case won't seat properly
Edge types differ (curved vs flat) — screen protector won't adhere properly.
| Dimension | Galaxy S20+ | Galaxy A51 | Difference |
|---|---|---|---|
| Height | 161.9mm | 158.5mm | Galaxy A51 -3.4mm (shorter) |
| Width | 73.7mm | 73.6mm | Galaxy A51 -0.1mm (narrower) |
| Thickness | 7.8mm | 7.9mm | Galaxy A51 +0.1mm (thicker) |
| Weight | 186g | 172g | Galaxy A51 -14.0g (lighter) |
| Screen | 6.7" | 6.5" | Galaxy A51 -0.2" (smaller) |
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 S20+ | Galaxy A51 |
|---|---|---|
| Wireless Charging | 10W | No |
| 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 S20+ to Galaxy A51?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Galaxy S20+
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Frequently Asked Questions
Is Galaxy S20+ bigger than Galaxy A51?
Yes, the Galaxy S20+ is 3.4mm taller and 0.1mm wider. The Galaxy S20+ weighs 186g vs 172g.
Are Galaxy S20+ and Galaxy A51 the same size?
No, the height differs by 3.4mm, width by 0.1mm, and thickness by 0.1mm.