No, your Galaxy S21 case won't fit the Galaxy S25 Edge
The Galaxy S21 (151.7×71.2mm) and Galaxy S25 Edge (158.2×75.6mm) differ too much for cases to be compatible.
Does a Galaxy S21 Case Fit Galaxy S25 Edge?
Last verified: March 2026
No, a Galaxy S21 case will not fit the Galaxy S25 Edge. The phones have different dimensions that make cases incompatible.
Your Galaxy S21 case will NOT fit the Galaxy S25 Edge. Here's why:
- •Camera module layout is different — cutout won't align
| Spec | Galaxy S21 | Galaxy S25 Edge | Diff |
|---|---|---|---|
| Height | 151.7mm | 158.2mm | Galaxy S25 Edge +6.5mm |
| Width | 71.2mm | 75.6mm | Galaxy S25 Edge +4.4mm |
| Thickness | 7.9mm | 5.8mm | Galaxy S21 +2.1mm |
| Camera Layout | vertical-triple | vertical-dual | Different |
| Port | usb-c | usb-c | Same |
Your Galaxy S21 case won't fit the Galaxy S25 Edge. 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 S21
Qi only
15W max
Galaxy S25 Edge
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 S21 and Galaxy S25 Edge the same size?
Galaxy S21 measures 151.7×71.2×7.9mm while Galaxy S25 Edge measures 158.2×75.6×5.8mm. They are different sizes.
Can I use a Galaxy S21 screen protector on Galaxy S25 Edge?
Screen sizes differ (6.2" vs 6.7") — protector won't fit.
What's different between Galaxy S21 and Galaxy S25 Edge dimensions?
The height differs by 6.5mm, the width by 4.4mm, and thickness by 2.1mm. The camera module layout is also different.
Do I need a new case for Galaxy S25 Edge?
Yes, you'll need a new case. The Galaxy S25 Edge has different dimensions than the Galaxy S21, so cases are not interchangeable.
Will Galaxy S21 accessories work with Galaxy S25 Edge?
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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