Redmi Note 15 (China) vs Vivo iQOO 15 Ultra
The Redmi Note 15 (China) (2025) runs on the Qualcomm Snapdragon 6 Gen 3, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 53/100 (a 36-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5800); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 840,353); the Redmi Note 15 (China) is noticeably lighter (178g vs 227g).
Profile comparison
Category scores
Redmi Note 15 (China)
Vivo iQOO 15 Ultra
What makes Redmi Note 15 (China) better?
- Lighter: 178g vs 227g
- Better portability (79/100 vs 35/100)
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 840353
- Better Geekbench Single: 3639 vs 1013
- Better Geekbench Multi: 11047 vs 3000
- Bigger battery: 7400 vs 5800 mAh
- Faster charging: 120W vs 45W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (99/100 vs 55/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (92/100 vs 55/100)
- Better display (99/100 vs 79/100)
Comparison verdict
Comparing the Redmi Note 15 (China) vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 36 points higher (89/100 vs 53/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 55/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 55/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 (China) (99/100 vs 55/100). In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi Note 15 (China) (99/100 vs 79/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 (China) (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 (China) (92/100 vs 55/100). In the "portability" category, the Redmi Note 15 (China) significantly outperforms the Vivo iQOO 15 Ultra (79/100 vs 35/100).
Specs comparison
| Specification | Redmi Note 15 (China) | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 6 Gen 3 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 840353 | 4602290 | |
| Geekbench Single | 1013 | 3639 | |
| Geekbench Multi | 3000 | 11047 | |
| Display | 6.8" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2392 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 5800 mAh | 7400 mAh | |
| Charging | 45W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 6GB / 8GB / 12GB | 12GB / 16GB / 24GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 3200 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 165.0×75.4×7.4 mm | 163.7×76.8×8.7 mm | |
| Weight | 178 g | 227 g | |
| Launch price | — | $799 |
Camera comparison
Redmi Note 15 (China)
- Main: 50MP f/1.8
- Front: 8MP
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Redmi Note 15 (China)
- 6.8" AMOLED
- Resolution: 1080x2392
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Redmi Note 15 (China)
- 5800 mAh
- Wired: 45W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Overall performance score
We compared Redmi Note 15 (China) and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Redmi Note 15 (China) by 81.7% 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 Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 (China) (99/100 vs 55/100).
display
In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi Note 15 (China) (99/100 vs 79/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 (China) (78/100 vs 30/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 (China) (92/100 vs 55/100).
portability
In the "portability" category, the Redmi Note 15 (China) significantly outperforms the Vivo iQOO 15 Ultra (79/100 vs 35/100).
Frequently asked questions
Which is better: the Redmi Note 15 (China) or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 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 Vivo iQOO 15 Ultra?
The Redmi Note 15 (China) has a MobileRank rating of 53/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the Redmi Note 15 (China) or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 30/100).
Which is more powerful: the Redmi Note 15 (China) or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 55/100).
Should you choose the Redmi Note 15 (China) over the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.