No, your Galaxy S25 case won't fit the Galaxy S20 Ultra
The Galaxy S25 (146.9×70.5mm) and Galaxy S20 Ultra (166.9×76mm) differ too much for cases to be compatible.
Does a Galaxy S25 Case Fit Galaxy S20 Ultra?
Last verified: March 2026
No, a Galaxy S25 case will not fit the Galaxy S20 Ultra. The phones have different dimensions that make cases incompatible.
Your Galaxy S25 case will NOT fit the Galaxy S20 Ultra. Here's why:
- •Camera module layout is different — cutout won't align
| Spec | Galaxy S25 | Galaxy S20 Ultra | Diff |
|---|---|---|---|
| Height | 146.9mm | 166.9mm | Galaxy S20 Ultra +20.0mm |
| Width | 70.5mm | 76mm | Galaxy S20 Ultra +5.5mm |
| Thickness | 7.2mm | 8.8mm | Galaxy S20 Ultra +1.6mm |
| Camera Layout | vertical-triple | rectangular-module | Different |
| Port | usb-c | usb-c | Same |
Your Galaxy S25 case won't fit the Galaxy S20 Ultra. 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 S25
Qi2 only
15W max
Galaxy S20 Ultra
Qi only
10W 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 S25 and Galaxy S20 Ultra the same size?
Galaxy S25 measures 146.9×70.5×7.2mm while Galaxy S20 Ultra measures 166.9×76×8.8mm. They are different sizes.
Can I use a Galaxy S25 screen protector on Galaxy S20 Ultra?
Edge types differ (flat vs curved) — screen protector won't adhere properly.
What's different between Galaxy S25 and Galaxy S20 Ultra dimensions?
The height differs by 20.0mm, the width by 5.5mm, and thickness by 1.6mm. The camera module layout is also different.
Do I need a new case for Galaxy S20 Ultra?
Yes, you'll need a new case. The Galaxy S20 Ultra has different dimensions than the Galaxy S25, so cases are not interchangeable.
Will Galaxy S25 accessories work with Galaxy S20 Ultra?
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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