Redmi 15 vs Xiaomi 17 Ultra (China)
The Redmi 15 (2026) runs on the Qualcomm Snapdragon 685, while the Xiaomi 17 Ultra (China) (2025) runs on the Snapdragon 8 Elite Gen 5; launch prices were $180 and $892. By overall MobileRank rating, the Xiaomi 17 Ultra (China) leads — 87/100 vs 45/100 (a 42-point difference). Key differences: the Xiaomi 17 Ultra (China) has the bigger battery (6800 mAh vs 5500); the main camera is 108 MP vs 50 MP; the Xiaomi 17 Ultra (China) is faster in AnTuTu (3,942,923 vs 467,392); the Redmi 15 is noticeably lighter (195g vs 224g).
Redmi 15
Xiaomi 17 Ultra (China)
- Better main camera: 108MP vs 50MP
- Lighter: 195g vs 224g
- Cheaper at launch: $180 vs $892
- Better portability (57/100 vs 42/100)
- Higher AnTuTu: 3942923 vs 467392
- Better Geekbench Single: 3640 vs 466
- Better Geekbench Multi: 11033 vs 1396
- Bigger battery: 6800 vs 5500 mAh
- Faster charging: 90W vs 33W
- Higher performance (98/100 vs 33/100)
- Better camera (87/100 vs 40/100)
- Longer battery life (83/100 vs 52/100)
- Better display (81/100 vs 78/100)
Comparing the Redmi 15 vs the Xiaomi 17 Ultra (China), the Xiaomi 17 Ultra (China) scores 42 points higher (87/100 vs 45/100). In the "performance" category, the Xiaomi 17 Ultra (China) leads (98/100 vs 33/100). In the "camera" category, the Xiaomi 17 Ultra (China) leads (87/100 vs 40/100). In the "battery" category, the Xiaomi 17 Ultra (China) leads (83/100 vs 52/100). Value score: Redmi 15 — 58/100, Xiaomi 17 Ultra (China) — 86/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi 15 (98/100 vs 33/100). In the "display" category, the Xiaomi 17 Ultra (China) and the Redmi 15 are nearly equal (81/100 vs 78/100). In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi 15 (87/100 vs 40/100). In the "battery" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi 15 (83/100 vs 52/100). In the "portability" category, the Redmi 15 notably outperforms the Xiaomi 17 Ultra (China) (57/100 vs 42/100).
| Specification | Redmi 15 | Xiaomi 17 Ultra (China) | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 685 | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 467392 | 3942923 | |
| Geekbench Single | 466 | 3640 | |
| Geekbench Multi | 1396 | 11033 | |
| Display | 6.8" AMOLED | 6.9" LTPO AMOLED | |
| Resolution | 1080x2340 | 1200x2608 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5500 mAh | 6800 mAh | |
| Charging | 33W | 90W | |
| Wireless charging | 0W | 50W | |
| Main camera | 108 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 13 MP | 50 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 512GB / 1TB | |
| OS | Android 15, HyperOS 2.2 | Android 16 | |
| Brightness (peak) | 850 nits | — | |
| NFC | yes | yes | |
| Protection | IP64 | IP68/IP69 | |
| Dimensions | 169.5×80.5×8.4 mm | 162.9×77.6×8.3 mm | |
| Weight | 195 g | 224 g | |
| Launch price | $180 | $892 |
Redmi 15
- Main: 108MP
- Front: 13MP
Xiaomi 17 Ultra (China)
- Main: 50MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Redmi 15
- 6.8" AMOLED
- Resolution: 1080x2340
- Refresh rate: 120 Hz
Xiaomi 17 Ultra (China)
- 6.9" LTPO AMOLED
- Resolution: 1200x2608
- Refresh rate: 120 Hz
Redmi 15
- 5500 mAh
- Wired: 33W
- No wireless charging
Xiaomi 17 Ultra (China)
- 6800 mAh
- Wired: 90W
- Wireless: 50W
We compared Redmi 15 and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.
Xiaomi 17 Ultra (China) leads Redmi 15 by 88.1% in our overall performance rating.
Launch price difference: $712. Redmi 15 was $712 cheaper at launch.
performance
In the "performance" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi 15 (98/100 vs 33/100).
display
In the "display" category, the Xiaomi 17 Ultra (China) and the Redmi 15 are nearly equal (81/100 vs 78/100).
camera
In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi 15 (87/100 vs 40/100).
battery
In the "battery" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi 15 (83/100 vs 52/100).
portability
In the "portability" category, the Redmi 15 notably outperforms the Xiaomi 17 Ultra (China) (57/100 vs 42/100).
Which is better: the Redmi 15 or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) significantly outperforms the Redmi 15 by 42 points (87/100 vs 45/100).
What is the rating of the Redmi 15 and the Xiaomi 17 Ultra (China)?
The Redmi 15 has a MobileRank rating of 45/100, the Xiaomi 17 Ultra (China) — 87/100.
Which has the better camera: the Redmi 15 or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on camera score (87/100 vs 40/100).
Which is more powerful: the Redmi 15 or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on performance (98/100 vs 33/100).
Should you choose the Redmi 15 over the Xiaomi 17 Ultra (China)?
The Redmi 15 is a better fit for everyday use. The Xiaomi 17 Ultra (China) is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.