No, your Galaxy S21 case won't fit the Galaxy A56
The Galaxy S21 (151.7×71.2mm) and Galaxy A56 (162.2×77.5mm) differ too much for cases to be compatible.
Does a Galaxy S21 Case Fit Galaxy A56?
Last verified: March 2026
No, a Galaxy S21 case will not fit the Galaxy A56. The phones have different dimensions that make cases incompatible.
Your Galaxy S21 case will NOT fit the Galaxy A56. Here's why:
- •Height differs by 10.5mm — case won't fit
- •Width differs by 6.3mm — case won't fit
- •Thickness differs by 0.5mm — may affect fit
- •Camera bump size differs significantly
- •Camera bump protrusion differs by 2.0mm — case lip may not protect camera
| Spec | Galaxy S21 | Galaxy A56 | Diff |
|---|---|---|---|
| Height | 151.7mm | 162.2mm | Galaxy A56 +10.5mm |
| Width | 71.2mm | 77.5mm | Galaxy A56 +6.3mm |
| Thickness | 7.9mm | 7.4mm | Galaxy S21 +0.5mm |
| Camera Layout | vertical-triple | vertical-triple | Same |
| Port | usb-c | usb-c | Same |
Your Galaxy S21 case won't fit the Galaxy A56. Find the right case:
As an Amazon Associate, WillItSnap earns from qualifying purchases. This doesn't affect our compatibility data.
Get alerts when we add more phones
Size Comparison
Wireless Charging & MagSafe
Only one phone supports wireless charging.
- The Galaxy A56 does not support wireless charging. Only the Galaxy S21 can use a wireless charger.
Galaxy S21
Qi only
15W max
Galaxy A56
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.
Related Guides
Related Compatibility Checks
Frequently Asked Questions
Are Galaxy S21 and Galaxy A56 the same size?
Galaxy S21 measures 151.7×71.2×7.9mm while Galaxy A56 measures 162.2×77.5×7.4mm. They are different sizes.
Can I use a Galaxy S21 screen protector on Galaxy A56?
Screen sizes differ (6.2" vs 6.7") — protector won't fit.
What's different between Galaxy S21 and Galaxy A56 dimensions?
The height differs by 10.5mm, the width by 6.3mm, and thickness by 0.5mm.
Do I need a new case for Galaxy A56?
Yes, you'll need a new case. The Galaxy A56 has different dimensions than the Galaxy S21, so cases are not interchangeable.
Will Galaxy S21 accessories work with Galaxy A56?
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.
Want to check another phone?
← Back to the compatibility checker