Galaxy A51 vs Galaxy Z Flip 4: Size & Dimensions Compared
The Galaxy A51 is the larger phone, measuring 73.6mm taller and 1.7mm wider.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Screen sizes differ (6.5" vs 6.7") — protector won't fit.
| Dimension | Galaxy A51 | Galaxy Z Flip 4 | Difference |
|---|---|---|---|
| Height | 158.5mm | 84.9mm | Galaxy Z Flip 4 -73.6mm (shorter) |
| Width | 73.6mm | 71.9mm | Galaxy Z Flip 4 -1.7mm (narrower) |
| Thickness | 7.9mm | 17.1mm | Galaxy Z Flip 4 +9.2mm (thicker) |
| Weight | 172g | 187g | Galaxy Z Flip 4 +15.0g (heavier) |
| Screen | 6.5" | 6.7" | Galaxy Z Flip 4 +0.2" (larger) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The Galaxy A51 is the taller phone at 158.5mm (vs 84.9mm). It but is 15g lighter.
Wireless Charging & MagSafe Compatibility
Only one phone supports wireless charging.
- ⚠The Galaxy A51 does not support wireless charging. Only the Galaxy Z Flip 4 can use a wireless charger.
| Spec | Galaxy A51 | Galaxy Z Flip 4 |
|---|---|---|
| Wireless Charging | No | 15W |
| 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 Z Flip 4?
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 Z Flip 4?
Yes, the Galaxy A51 is 73.6mm taller and 1.7mm wider. The Galaxy A51 weighs 172g vs 187g.
Are Galaxy A51 and Galaxy Z Flip 4 the same size?
No, the height differs by 73.6mm, width by 1.7mm, and thickness by 9.2mm.