No, your Galaxy A51 case won't fit the Galaxy Z Fold 4
The Galaxy A51 (158.5×73.6mm) and Galaxy Z Fold 4 (155.1×67.1mm) differ too much for cases to be compatible.
Does a Galaxy A51 Case Fit Galaxy Z Fold 4?
Last verified: March 2026
No, a Galaxy A51 case will not fit the Galaxy Z Fold 4. The phones have different dimensions that make cases incompatible.
Your Galaxy A51 case will NOT fit the Galaxy Z Fold 4. Here's why:
- •Camera module layout is different — cutout won't align
| Spec | Galaxy A51 | Galaxy Z Fold 4 | Diff |
|---|---|---|---|
| Height | 158.5mm | 155.1mm | Galaxy A51 +3.4mm |
| Width | 73.6mm | 67.1mm | Galaxy A51 +6.5mm |
| Thickness | 7.9mm | 15.8mm | Galaxy Z Fold 4 +7.9mm |
| Camera Layout | vertical-quad | vertical-triple | Different |
| Port | usb-c | usb-c | Same |
Your Galaxy A51 case won't fit the Galaxy Z Fold 4. Find the right case:
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Size Comparison
Wireless Charging & MagSafe
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.
Galaxy A51
No wireless
Galaxy Z Fold 4
Qi only
15W max
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.
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Frequently Asked Questions
Are Galaxy A51 and Galaxy Z Fold 4 the same size?
Galaxy A51 measures 158.5×73.6×7.9mm while Galaxy Z Fold 4 measures 155.1×67.1×15.8mm. They are different sizes.
Can I use a Galaxy A51 screen protector on Galaxy Z Fold 4?
Screen sizes differ (6.5" vs 7.6") — protector won't fit.
What's different between Galaxy A51 and Galaxy Z Fold 4 dimensions?
The height differs by 3.4mm, the width by 6.5mm, and thickness by 7.9mm. The camera module layout is also different.
Do I need a new case for Galaxy Z Fold 4?
Yes, you'll need a new case. The Galaxy Z Fold 4 has different dimensions than the Galaxy A51, so cases are not interchangeable.
Will Galaxy A51 accessories work with Galaxy Z Fold 4?
Chargers and cables are compatible since both phones use the same usb-c port. Cases and screen protectors depend on exact dimensions — check our compatibility results above.
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