No, your Galaxy A23 case won't fit the Galaxy A51
The Galaxy A23 (165.4×76.9mm) and Galaxy A51 (158.5×73.6mm) differ too much for cases to be compatible.
Does a Galaxy A23 Case Fit Galaxy A51?
Last verified: March 2026
No, a Galaxy A23 case will not fit the Galaxy A51. The phones have different dimensions that make cases incompatible.
Your Galaxy A23 case will NOT fit the Galaxy A51. Here's why:
- •Height differs by 6.9mm — case won't fit
- •Width differs by 3.3mm — case won't fit
- •Thickness differs by 0.5mm — may affect fit
| Spec | Galaxy A23 | Galaxy A51 | Diff |
|---|---|---|---|
| Height | 165.4mm | 158.5mm | Galaxy A23 +6.9mm |
| Width | 76.9mm | 73.6mm | Galaxy A23 +3.3mm |
| Thickness | 8.4mm | 7.9mm | Galaxy A23 +0.5mm |
| Camera Layout | vertical-quad | vertical-quad | Same |
| Port | usb-c | usb-c | Same |
Your Galaxy A23 case won't fit the Galaxy A51. Find the right case:
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Frequently Asked Questions
Are Galaxy A23 and Galaxy A51 the same size?
Galaxy A23 measures 165.4×76.9×8.4mm while Galaxy A51 measures 158.5×73.6×7.9mm. They are different sizes.
Can I use a Galaxy A23 screen protector on Galaxy A51?
Same screen size (6.5") but body width differs by 3.3mm — verify bezel alignment before buying.
What's different between Galaxy A23 and Galaxy A51 dimensions?
The height differs by 6.9mm, the width by 3.3mm, and thickness by 0.5mm.
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 A23, so cases are not interchangeable.
Will Galaxy A23 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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