Galaxy A51 vs Galaxy Z Fold 4: Size & Dimensions Compared
The Galaxy A51 is the larger phone, measuring 3.4mm taller and 6.5mm wider.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Screen sizes differ (6.5" vs 7.6") — protector won't fit.
| Dimension | Galaxy A51 | Galaxy Z Fold 4 | Difference |
|---|---|---|---|
| Height | 158.5mm | 155.1mm | Galaxy Z Fold 4 -3.4mm (shorter) |
| Width | 73.6mm | 67.1mm | Galaxy Z Fold 4 -6.5mm (narrower) |
| Thickness | 7.9mm | 15.8mm | Galaxy Z Fold 4 +7.9mm (thicker) |
| Weight | 172g | 263g | Galaxy Z Fold 4 +91.0g (heavier) |
| Screen | 6.5" | 7.6" | Galaxy Z Fold 4 +1.1" (larger) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The Galaxy A51 is the taller phone at 158.5mm (vs 155.1mm). It but is 91g lighter.
Wireless Charging & MagSafe Compatibility
Only one phone supports wireless charging.
- ⚠The Galaxy A51 does not support wireless charging. Only the Galaxy Z Fold 4 can use a wireless charger.
| Spec | Galaxy A51 | Galaxy Z Fold 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 Fold 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 Fold 4?
Yes, the Galaxy A51 is 3.4mm taller and 6.5mm wider. The Galaxy A51 weighs 172g vs 263g.
Are Galaxy A51 and Galaxy Z Fold 4 the same size?
No, the height differs by 3.4mm, width by 6.5mm, and thickness by 7.9mm.