No, your iPhone Air case won't fit the Galaxy S21 FE
The iPhone Air (156.2×74.7mm) and Galaxy S21 FE (155.7×74.5mm) differ too much for cases to be compatible.
Does a iPhone Air Case Fit Galaxy S21 FE?
Last verified: March 2026
No, a iPhone Air case will not fit the Galaxy S21 FE. The phones have different dimensions that make cases incompatible.
Your iPhone Air case will NOT fit the Galaxy S21 FE. Here's why:
- •Camera module layout is different — cutout won't align
| Spec | iPhone Air | Galaxy S21 FE | Diff |
|---|---|---|---|
| Height | 156.2mm | 155.7mm | iPhone Air +0.5mm |
| Width | 74.7mm | 74.5mm | iPhone Air +0.2mm |
| Thickness | 5.64mm | 7.9mm | Galaxy S21 FE +2.3mm |
| Camera Layout | single | vertical-triple | Different |
| Port | usb-c | usb-c | Same |
Button & Port Alignment
- •Old phone has Camera Control button — new phone case has no cutout for it
Your iPhone Air case won't fit the Galaxy S21 FE. Find the right case:
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Size Comparison
Wireless Charging & MagSafe
Wireless chargers work with both phones, but magnetic snap varies.
- Your MagSafe charger will charge the Galaxy S21 FE via Qi, but it won't magnetically snap on.
- Only the iPhone Air has built-in magnets for MagSafe accessories. The Galaxy S21 FE needs a magnetic case or ring adapter.
iPhone Air
MagSafe Gen 1
15W max
Galaxy S21 FE
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 iPhone Air and Galaxy S21 FE the same size?
iPhone Air measures 156.2×74.7×5.64mm while Galaxy S21 FE measures 155.7×74.5×7.9mm. They are different sizes.
Can I use a iPhone Air screen protector on Galaxy S21 FE?
Same screen size (6.4") with minimal width difference — should fit.
What's different between iPhone Air and Galaxy S21 FE dimensions?
The height differs by 0.5mm, the width by 0.2mm, and thickness by 2.3mm. The camera module layout is also different.
Do I need a new case for Galaxy S21 FE?
Yes, you'll need a new case. The Galaxy S21 FE has different dimensions than the iPhone Air, so cases are not interchangeable.
Will iPhone Air accessories work with Galaxy S21 FE?
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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