Redmi Note 15 (China) vs Xiaomi 17 Ultra
The Redmi Note 15 (China) (2025) runs on the Qualcomm Snapdragon 6 Gen 3, while the Xiaomi 17 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Xiaomi 17 Ultra leads — 89/100 vs 53/100 (a 36-point difference). Key differences: the Xiaomi 17 Ultra has the bigger battery (6000 mAh vs 5800); the Xiaomi 17 Ultra is faster in AnTuTu (3,667,711 vs 840,353); the Redmi Note 15 (China) is noticeably lighter (178g vs 226g).
Profile comparison
Category scores
Redmi Note 15 (China)
Xiaomi 17 Ultra
What makes Redmi Note 15 (China) better?
- Lighter: 178g vs 226g
- Better portability (79/100 vs 40/100)
What makes Xiaomi 17 Ultra better?
- Higher AnTuTu: 3667711 vs 840353
- Better Geekbench Single: 3639 vs 1013
- Better Geekbench Multi: 11047 vs 3000
- Bigger battery: 6000 vs 5800 mAh
- Faster charging: 90W vs 45W
- Higher performance (97/100 vs 55/100)
- Better camera (93/100 vs 30/100)
- Longer battery life (80/100 vs 55/100)
- Better display (89/100 vs 79/100)
Comparison verdict
Comparing the Redmi Note 15 (China) vs the Xiaomi 17 Ultra, the Xiaomi 17 Ultra scores 36 points higher (89/100 vs 53/100). In the "performance" category, the Xiaomi 17 Ultra leads (97/100 vs 55/100). In the "camera" category, the Xiaomi 17 Ultra leads (93/100 vs 30/100). In the "battery" category, the Xiaomi 17 Ultra leads (80/100 vs 55/100). In the "performance" category, the Xiaomi 17 Ultra significantly outperforms the Redmi Note 15 (China) (97/100 vs 55/100). In the "display" category, the Xiaomi 17 Ultra is a bit better (89/100 vs 79/100). In the "camera" category, the Xiaomi 17 Ultra significantly outperforms the Redmi Note 15 (China) (93/100 vs 30/100). In the "battery" category, the Xiaomi 17 Ultra notably outperforms the Redmi Note 15 (China) (80/100 vs 55/100). In the "portability" category, the Redmi Note 15 (China) significantly outperforms the Xiaomi 17 Ultra (79/100 vs 40/100).
Specs comparison
| Specification | Redmi Note 15 (China) | Xiaomi 17 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 6 Gen 3 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 840353 | 3667711 | |
| Geekbench Single | 1013 | 3639 | |
| Geekbench Multi | 3000 | 11047 | |
| Display | 6.8" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2392 | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5800 mAh | 6000 mAh | |
| Charging | 45W | 90W | |
| Wireless charging | 0W | 50W | |
| DXOMark (camera) | — | 166 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 6GB / 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 3200 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 165.0×75.4×7.4 mm | 162.9×77.6×8.3 mm | |
| Weight | 178 g | 226 g | |
| Launch price | — | $999 |
Camera comparison
Redmi Note 15 (China)
- Main: 50MP f/1.8
- Front: 8MP
Xiaomi 17 Ultra
- Main: 50MP f/1.63
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
Redmi Note 15 (China)
- 6.8" AMOLED
- Resolution: 1080x2392
- Refresh rate: 120 Hz
Xiaomi 17 Ultra
- 6.8" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Battery and charging
Redmi Note 15 (China)
- 5800 mAh
- Wired: 45W
- No wireless charging
Xiaomi 17 Ultra
- 6000 mAh
- NanoReview test: web browsing 16:09 hrs, total 33:23 hrs
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared Redmi Note 15 (China) and Xiaomi 17 Ultra, covering their specs and all relevant benchmarks.
Xiaomi 17 Ultra leads Redmi Note 15 (China) by 77.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi Note 15 (China)
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 17 Ultra significantly outperforms the Redmi Note 15 (China) (97/100 vs 55/100).
display
In the "display" category, the Xiaomi 17 Ultra is a bit better (89/100 vs 79/100).
camera
In the "camera" category, the Xiaomi 17 Ultra significantly outperforms the Redmi Note 15 (China) (93/100 vs 30/100).
battery
In the "battery" category, the Xiaomi 17 Ultra notably outperforms the Redmi Note 15 (China) (80/100 vs 55/100).
portability
In the "portability" category, the Redmi Note 15 (China) significantly outperforms the Xiaomi 17 Ultra (79/100 vs 40/100).
Frequently asked questions
Which is better: the Redmi Note 15 (China) or the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra significantly outperforms the Redmi Note 15 (China) by 36 points (89/100 vs 53/100).
What is the rating of the Redmi Note 15 (China) and the Xiaomi 17 Ultra?
The Redmi Note 15 (China) has a MobileRank rating of 53/100, the Xiaomi 17 Ultra — 89/100.
Which has the better camera: the Redmi Note 15 (China) or the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra leads on camera score (93/100 vs 30/100).
Which is more powerful: the Redmi Note 15 (China) or the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra leads on performance (97/100 vs 55/100).
Should you choose the Redmi Note 15 (China) over the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.