iPhone 15 vs iPhone 14: Complete Comparison
Updated: January 15, 2025
Quick Summary
The iPhone 15 introduced significant improvements over iPhone 14, especially in display technology and camera capabilities. Most importantly: iPhone 14 cases will NOT fit iPhone 15 due to design changes.
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Dimension Comparison
| Spec | iPhone 15 | iPhone 14 | Difference |
|---|---|---|---|
| Height | 147.6 mm | 146.7 mm | +0.9mm |
| Width | 71.6 mm | 71.5 mm | +0.1mm |
| Thickness | 7.80 mm | 7.80 mm | No change |
| Weight | 171 g | 172 g | -1g (lighter) |
| Screen Size | 6.1" | 6.1" | Same |
| Display Type | Super Retina XDR OLED | Super Retina XDR OLED | Same |
| Released | September 2023 | September 2022 | 1 year newer |
Key Improvements
Dynamic Island
iPhone 15 replaced the notch with Dynamic Island, which provides more screen space and interactive notifications.
USB-C Charging
Major change from Lightning to USB-C. Use any USB-C cable for charging - a huge benefit for Android switchers.
Improved Cameras
Main camera jumped to 48MP with better computational photography and improved Night Mode.
New Color Options
Available in new colors like black titanium and blue titanium finishes (color options vary by region).
Case Compatibility
❌ iPhone 14 Cases Will NOT Fit iPhone 15
Despite very similar dimensions, the camera module design changed slightly, preventing iPhone 14 cases from fitting properly. You'll need new cases if upgrading.
Should You Upgrade?
✅ Upgrade if You...
- Currently use iPhone 14 and want Dynamic Island
- Need USB-C for better cable ecosystem compatibility
- Care about improved camera quality (48MP main sensor)
- Have been using an older iPhone (11-13) and want a generational leap
- Want better battery life (roughly 1 day with moderate use)
❌ Skip if You...
- Have iPhone 14 with good battery health (80%+)
- Don't care about USB-C or Dynamic Island
- Your iPhone 14 meets your needs
- Want to wait for a bigger generational jump (iPhone 17)
Bottom Line: If you have iPhone 14, wait for iPhone 16 or 17 for larger improvements. iPhone 15 is better suited for users upgrading from iPhone 13 or earlier.