Apple iPhone 15 vs Redmi K90 Ultra
The Apple iPhone 15 (2023) runs on the Apple A16 Bionic, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $799 and $420. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 65/100 (a 8-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 3349); the main camera is 48 MP vs 50 MP; the Redmi K90 Ultra is faster in AnTuTu (3,119,308 vs 1,628,541); the Apple iPhone 15 is noticeably lighter (171g vs 227g).
Apple iPhone 15
Redmi K90 Ultra
- Lighter: 171g vs 227g
- Better camera (76/100 vs 37/100)
- Better portability (78/100 vs 40/100)
- Higher AnTuTu: 3119308 vs 1628541
- Better Geekbench Single: 3041 vs 2630
- Better Geekbench Multi: 9494 vs 6744
- Bigger battery: 8550 vs 3349 mAh
- Faster charging: 100W vs 15W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 165Hz vs 60Hz
- Cheaper at launch: $420 vs $799
- Higher performance (92/100 vs 79/100)
- Longer battery life (78/100 vs 20/100)
- Better display (94/100 vs 61/100)
Comparing the Apple iPhone 15 vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 8 points higher (73/100 vs 65/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 79/100). In the "camera" category, the Apple iPhone 15 leads (76/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 20/100). Value score: Apple iPhone 15 — 42/100, Redmi K90 Ultra — 82/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Redmi K90 Ultra is a bit better (92/100 vs 79/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the Apple iPhone 15 (94/100 vs 61/100). In the "camera" category, the Apple iPhone 15 significantly outperforms the Redmi K90 Ultra (76/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Apple iPhone 15 (78/100 vs 20/100). In the "portability" category, the Apple iPhone 15 significantly outperforms the Redmi K90 Ultra (78/100 vs 40/100).
| Specification | Apple iPhone 15 | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Apple A16 Bionic | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1628541 | 3119308 | |
| Geekbench Single | 2630 | 3041 | |
| Geekbench Multi | 6744 | 9494 | |
| Display | 6.1" OLED | 6.8" AMOLED | |
| Resolution | 2556x1179 | 1280x2772 | |
| Refresh rate | 60 Hz | 165 Hz | |
| Battery | 3349 mAh | 8550 mAh | |
| Charging | 15W | 100W | |
| Wireless charging | 15W | 0W | |
| DXOMark (camera) | 145 | — | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 12 MP | 8 MP | |
| Front camera | 12 MP | 20 MP | |
| RAM | 6GB | 12GB / 16GB | |
| Storage | 128GB / 256GB / 512GB | 256GB / 512GB | |
| OS | iOS 17 | Android 16 | |
| Brightness (peak) | 2000 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68/IP69 | |
| Dimensions | 147.6×71.6×7.8 mm | 162.9×77.9×8.2 mm | |
| Weight | 171 g | 227 g | |
| Launch price | $799 | $420 |
Apple iPhone 15
- Main: 48MP f/1.6
- Ultrawide: 12MP
- Front: 12MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Apple iPhone 15
- 6.1" OLED
- Resolution: 2556x1179
- Refresh rate: 60 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Apple iPhone 15
- 3349 mAh
- Wired: 15W
- Wireless: 15W
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared Apple iPhone 15 and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Apple iPhone 15 by 47.8% in our overall performance rating.
Launch price difference: $379. Redmi K90 Ultra was $379 cheaper at launch.
performance
In the "performance" category, the Redmi K90 Ultra is a bit better (92/100 vs 79/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the Apple iPhone 15 (94/100 vs 61/100).
camera
In the "camera" category, the Apple iPhone 15 significantly outperforms the Redmi K90 Ultra (76/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Apple iPhone 15 (78/100 vs 20/100).
portability
In the "portability" category, the Apple iPhone 15 significantly outperforms the Redmi K90 Ultra (78/100 vs 40/100).
Which is better: the Apple iPhone 15 or the Redmi K90 Ultra?
The Redmi K90 Ultra edges out the Apple iPhone 15 by just 8 points — the two devices are very close in overall level.
What is the rating of the Apple iPhone 15 and the Redmi K90 Ultra?
The Apple iPhone 15 has a MobileRank rating of 65/100, the Redmi K90 Ultra — 73/100.
Which has the better camera: the Apple iPhone 15 or the Redmi K90 Ultra?
The Apple iPhone 15 leads on camera score (76/100 vs 37/100).
Which is more powerful: the Apple iPhone 15 or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 79/100).
Should you choose the Apple iPhone 15 over the Redmi K90 Ultra?
The Apple iPhone 15 is a better fit for active users. The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.