Head to head · October 2026
iPhone 13 vs iPhone 15
iPhone 15 has 1 more hour of video compared with iPhone 13.
Pick iPhone 13 for
Compare current prices and your preferred features
No longer sold new
Pick iPhone 15 for
- Keeping it for years
No longer sold new
Our verdict
Which one should you buy?
Choose iPhone 13 if…
It has no clear advantage on the figures Apple publishes.
Choose iPhone 15 if…
- you keep phones for years: the newer A16 Bionic chip will get software updates for longer.
Side by side
Next to each other, to scale.
Screen size
6.1″ vs 6.1″
Both have a 6.1-inch screen. iPhone 13 is 2532 × 1170 pixels at 460 ppi; iPhone 15 is 2556 × 1179 at 460 ppi.
| Screen | iPhone 13 | iPhone 15 |
|---|---|---|
| Diagonal | 6.1″ | 6.1″ |
| Approx. area | 91.4 cm² | 91.3 cm² |
| Resolution | 2532 × 1170 | 2556 × 1179 |
| Pixel density | 460 ppi | 460 ppi |
| Refresh rate | 60 Hz | 60 Hz |
Price
— vs —
Apple no longer sells iPhone 13 or iPhone 15 new. Refurbished and second-hand prices vary by condition and storage.
Full specifications
Every figure, side by side.
| Spec | iPhone 13 | iPhone 15 |
|---|---|---|
| Introduced | 2021 | 2023 |
| Apple sells it new | No | No |
| Height | 146.7 mm | 147.6 mm |
| Width | 71.5 mm | 71.6 mm |
| Thickness | 7.65 mm | 7.8 mm |
| Weight | 174 g | 171 g |
| Display | 6.1″ | 6.1″ |
| Resolution | 2532 × 1170 at 460 ppi | 2556 × 1179 at 460 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Top of screen | Notch | Dynamic Island |
| Unlock | Face ID | Face ID |
| Chip | A15 Bionic | A16 Bionic |
| Rear cameras | Dual 12MP | Dual 48MP |
| Video playback | Up to 19 h | Up to 20 h |
| RAM | 4 GB | 6 GB |
| Storage | 128 GB, 256 GB, 512 GB | 128 GB, 256 GB, 512 GB |
| US price by storage | Not sold new | Not sold new |
| Colors | 6: (PRODUCT)RED, Starlight, Midnight, Blue, Pink, Green | 5: Black, Blue, Green, Yellow, Pink |
Sources: Apple technical specifications for iPhone 13 and iPhone 15; US prices from apple.com, checked October 2026. Apple does not publish RAM; it comes from Apple's Xcode device data as reported by MacRumors, or Wikipedia's list of iPhone models for older phones.
FAQ
Questions people ask
- Is iPhone 15 bigger than iPhone 13?
- iPhone 15 measures 147.6 × 71.6 × 7.8 mm and iPhone 13 measures 146.7 × 71.5 × 7.65 mm, so iPhone 15 is 0.9 mm taller and 0.1 mm wider.
- Will an iPhone 13 case fit iPhone 15?
- No. The bodies differ by 0.9 mm in height, 0.1 mm in width and 0.15 mm in thickness, and cases are cut to within a fraction of a millimetre. Buy a case made for your exact model.
- Which has better battery life, iPhone 13 or iPhone 15?
- iPhone 15. Apple rates it for up to 20 hours of video playback against 19 hours for iPhone 13.
- Do iPhone 13 and iPhone 15 have the same screen size?
- Both have a 6.1-inch screen. iPhone 13 is 2532 × 1170 pixels at 460 ppi; iPhone 15 is 2556 × 1179 at 460 ppi.
- Which is lighter?
- iPhone 15 weighs 171 g, 3 g less than iPhone 13 (174 g).
- Can I still buy iPhone 13 and iPhone 15 new from Apple?
- No. Apple no longer sells iPhone 13 or iPhone 15 new; you will find them refurbished or second-hand.
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