No, your iPhone 17 case won't fit the iPhone 15
The iPhone 17 (149.6×71.5mm) and iPhone 15 (147.6×71.6mm) differ too much for cases to be compatible.
Does a iPhone 17 Case Fit iPhone 15?
Last verified: March 2026
No, a iPhone 17 case will not fit the iPhone 15. The phones have different dimensions that make cases incompatible.
Your iPhone 17 case will NOT fit the iPhone 15. Here's why:
- •Camera module layout is different — cutout won't align
| Spec | iPhone 17 | iPhone 15 | Diff |
|---|---|---|---|
| Height | 149.6mm | 147.6mm | iPhone 17 +2.0mm |
| Width | 71.5mm | 71.6mm | iPhone 15 +0.1mm |
| Thickness | 7.95mm | 7.8mm | iPhone 17 +0.2mm |
| Camera Layout | vertical-dual | diagonal-dual | Different |
| Port | usb-c | usb-c | Same |
Button & Port Alignment
- •Action Button vs mute toggle switch — case cutout shape is incompatible
- •Old phone has Camera Control button — new phone case has no cutout for it
Since your iPhone 17 case won't work with the iPhone 15, here are the highest-rated cases that will:
Spigen
Spigen Liquid Air Case for iPhone 15
$15.99
OtterBox
OtterBox Defender Series Case for iPhone 15
$64.95
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
Wireless chargers and magnetic accessories work with both phones.
- Your MagSafe charger will work with both devices.
- Max wireless speed differs: iPhone 17 charges at 25W, iPhone 15 at 15W.
- Both devices have built-in magnets — MagSafe wallets, car mounts, and battery packs will snap onto either phone.
iPhone 17
MagSafe Gen 2
25W max
iPhone 15
MagSafe Gen 1
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.
Related Guides
Related Compatibility Checks
Frequently Asked Questions
Are iPhone 17 and iPhone 15 the same size?
iPhone 17 measures 149.6×71.5×7.95mm while iPhone 15 measures 147.6×71.6×7.8mm. They are different sizes.
Can I use a iPhone 17 screen protector on iPhone 15?
Screen sizes differ (6.3" vs 6.1") — protector won't fit.
What's different between iPhone 17 and iPhone 15 dimensions?
The height differs by 2.0mm, the width by 0.1mm, and thickness by 0.2mm. The camera module layout is also different.
Do I need a new case for iPhone 15?
Yes, you'll need a new case. The iPhone 15 has different dimensions than the iPhone 17, so cases are not interchangeable.
Will iPhone 17 accessories work with iPhone 15?
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.
Want to check another phone?
← Back to the compatibility checker