No, your Galaxy S20+ case won't fit the Galaxy A51
The Galaxy S20+ (161.9×73.7mm) and Galaxy A51 (158.5×73.6mm) differ too much for cases to be compatible.
Does a Galaxy S20+ Case Fit Galaxy A51?
Last verified: March 2026
No, a Galaxy S20+ case will not fit the Galaxy A51. The phones have different dimensions that make cases incompatible.
Your Galaxy S20+ case will NOT fit the Galaxy A51. Here's why:
- •Height differs by 3.4mm — case won't fit
- •Different edge profiles (curved vs flat) — case shell shape won't match
- •Corner shape differs — case won't seat properly
| Spec | Galaxy S20+ | Galaxy A51 | Diff |
|---|---|---|---|
| Height | 161.9mm | 158.5mm | Galaxy S20+ +3.4mm |
| Width | 73.7mm | 73.6mm | Galaxy S20+ +0.1mm |
| Thickness | 7.8mm | 7.9mm | Galaxy A51 +0.1mm |
| Camera Layout | vertical-quad | vertical-quad | Same |
| Port | usb-c | usb-c | Same |
Your Galaxy S20+ case won't fit the Galaxy A51. 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 S20+ can use a wireless charger.
Galaxy S20+
Qi only
10W max
Galaxy A51
No wireless
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 S20+ and Galaxy A51 the same size?
Galaxy S20+ measures 161.9×73.7×7.8mm while Galaxy A51 measures 158.5×73.6×7.9mm. They are different sizes.
Can I use a Galaxy S20+ screen protector on Galaxy A51?
Edge types differ (curved vs flat) — screen protector won't adhere properly.
What's different between Galaxy S20+ and Galaxy A51 dimensions?
The height differs by 3.4mm, the width by 0.1mm, and thickness by 0.1mm.
Do I need a new case for Galaxy A51?
Yes, you'll need a new case. The Galaxy A51 has different dimensions than the Galaxy S20+, so cases are not interchangeable.
Will Galaxy S20+ accessories work with Galaxy A51?
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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