Redmi Note 15 vs Vivo iQOO 15 Ultra
The Redmi Note 15 (2026) runs on the Qualcomm Snapdragon 6 Gen 3, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $229 and $799. 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 5520); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 824,514); the Redmi Note 15 is noticeably lighter (193g vs 227g).
Redmi Note 15
Vivo iQOO 15 Ultra
- Lighter: 193g vs 227g
- Cheaper at launch: $229 vs $799
- Better portability (70/100 vs 35/100)
- Higher AnTuTu: 4602290 vs 824514
- Better Geekbench Single: 3640 vs 1015
- Better Geekbench Multi: 11033 vs 2920
- Bigger battery: 7400 vs 5520 mAh
- Faster charging: 120W vs 33W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (99/100 vs 55/100)
- Better camera (78/100 vs 35/100)
- Longer battery life (92/100 vs 52/100)
- Better display (99/100 vs 79/100)
Comparing the Redmi Note 15 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 35/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 52/100). Value score: Redmi Note 15 — 64/100, Vivo iQOO 15 Ultra — 90/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 (99/100 vs 55/100). In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi Note 15 (99/100 vs 79/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 (78/100 vs 35/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 (92/100 vs 52/100). In the "portability" category, the Redmi Note 15 significantly outperforms the Vivo iQOO 15 Ultra (70/100 vs 35/100).
| Specification | Redmi Note 15 | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 6 Gen 3 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 824514 | 4602290 | |
| Geekbench Single | 1015 | 3640 | |
| Geekbench Multi | 2920 | 11033 | |
| Display | 6.8" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 2400x1080 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 5520 mAh | 7400 mAh | |
| Charging | 33W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB / 24GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 3200 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | IP66 | IP68 | |
| Dimensions | 164.0×75.4×7.4 mm | 163.7×76.8×8.7 mm | |
| Weight | 193 g | 227 g | |
| Launch price | $229 | $799 |
Redmi Note 15
- Main: 50MP
- Ultrawide: 8MP
- Front: 16MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Redmi Note 15
- 6.8" AMOLED
- Resolution: 2400x1080
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Redmi Note 15
- 5520 mAh
- Wired: 33W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Redmi Note 15 and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Redmi Note 15 by 82.1% in our overall performance rating.
Launch price difference: $570. Redmi Note 15 was $570 cheaper at launch.
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 (99/100 vs 55/100).
display
In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi Note 15 (99/100 vs 79/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 (78/100 vs 35/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 (92/100 vs 52/100).
portability
In the "portability" category, the Redmi Note 15 significantly outperforms the Vivo iQOO 15 Ultra (70/100 vs 35/100).
Which is better: the Redmi Note 15 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Redmi Note 15 by 36 points (89/100 vs 53/100).
What is the rating of the Redmi Note 15 and the Vivo iQOO 15 Ultra?
The Redmi Note 15 has a MobileRank rating of 53/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the Redmi Note 15 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 35/100).
Which is more powerful: the Redmi Note 15 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 over the Vivo iQOO 15 Ultra?
The Redmi Note 15 is a better fit for everyday use. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.