No, your Galaxy Z Fold 4 case won't fit the Galaxy Z Fold 3
The Galaxy Z Fold 4 (155.1×67.1mm) and Galaxy Z Fold 3 (158.2×67.1mm) differ too much for cases to be compatible.
Does a Galaxy Z Fold 4 Case Fit Galaxy Z Fold 3?
Last verified: March 2026
No, a Galaxy Z Fold 4 case will not fit the Galaxy Z Fold 3. The phones have different dimensions that make cases incompatible.
Your Galaxy Z Fold 4 case will NOT fit the Galaxy Z Fold 3. Here's why:
- •Height differs by 3.1mm — case won't fit
| Spec | Galaxy Z Fold 4 | Galaxy Z Fold 3 | Diff |
|---|---|---|---|
| Height | 155.1mm | 158.2mm | Galaxy Z Fold 3 +3.1mm |
| Width | 67.1mm | 67.1mm | Same |
| Thickness | 15.8mm | 16mm | Galaxy Z Fold 3 +0.2mm |
| Camera Layout | vertical-triple | vertical-triple | Same |
| Port | usb-c | usb-c | Same |
Your Galaxy Z Fold 4 case won't fit the Galaxy Z Fold 3. Find the right case:
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Size Comparison
Wireless Charging & MagSafe
Wireless chargers work with both phones, but magnetic snap varies.
- Both devices support wireless charging. Standard Qi/Qi2 chargers work with either phone.
Galaxy Z Fold 4
Qi only
15W max
Galaxy Z Fold 3
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 Z Fold 4 and Galaxy Z Fold 3 the same size?
Galaxy Z Fold 4 measures 155.1×67.1×15.8mm while Galaxy Z Fold 3 measures 158.2×67.1×16mm. They are different sizes.
Can I use a Galaxy Z Fold 4 screen protector on Galaxy Z Fold 3?
Same screen size (7.6") with minimal width difference — should fit.
What's different between Galaxy Z Fold 4 and Galaxy Z Fold 3 dimensions?
The height differs by 3.1mm, the width by 0.0mm, and thickness by 0.2mm.
Do I need a new case for Galaxy Z Fold 3?
Yes, you'll need a new case. The Galaxy Z Fold 3 has different dimensions than the Galaxy Z Fold 4, so cases are not interchangeable.
Will Galaxy Z Fold 4 accessories work with Galaxy Z Fold 3?
Chargers and cables are compatible since both phones use the same usb-c port. Both support wireless charging, so wireless chargers work with either phone. Cases and screen protectors depend on exact dimensions — check our compatibility results above.
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