Redmi 15 vs Vivo iQOO 15 Ultra
The Redmi 15 (2026) runs on the Qualcomm Snapdragon 685, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $180 and $799. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 45/100 (a 44-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5500); the main camera is 108 MP vs 50 MP; the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 467,392); the Redmi 15 is noticeably lighter (195g vs 227g).
Redmi 15
Vivo iQOO 15 Ultra
- Better main camera: 108MP vs 50MP
- Lighter: 195g vs 227g
- Cheaper at launch: $180 vs $799
- Better portability (57/100 vs 35/100)
- Higher AnTuTu: 4602290 vs 467392
- Better Geekbench Single: 3640 vs 466
- Better Geekbench Multi: 11033 vs 1396
- Bigger battery: 7400 vs 5500 mAh
- Faster charging: 120W vs 33W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (99/100 vs 33/100)
- Better camera (78/100 vs 40/100)
- Longer battery life (92/100 vs 52/100)
- Better display (99/100 vs 78/100)
Comparing the Redmi 15 vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 44 points higher (89/100 vs 45/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 33/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 40/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 52/100). Value score: Redmi 15 — 58/100, 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 15 (99/100 vs 33/100). In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi 15 (99/100 vs 78/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi 15 (78/100 vs 40/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi 15 (92/100 vs 52/100). In the "portability" category, the Redmi 15 notably outperforms the Vivo iQOO 15 Ultra (57/100 vs 35/100).
| Specification | Redmi 15 | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 685 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 467392 | 4602290 | |
| Geekbench Single | 466 | 3640 | |
| Geekbench Multi | 1396 | 11033 | |
| Display | 6.8" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2340 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 5500 mAh | 7400 mAh | |
| Charging | 33W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 108 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 13 MP | 32 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB / 24GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15, HyperOS 2.2 | Android 16 | |
| Brightness (peak) | 850 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | IP64 | IP68 | |
| Dimensions | 169.5×80.5×8.4 mm | 163.7×76.8×8.7 mm | |
| Weight | 195 g | 227 g | |
| Launch price | $180 | $799 |
Redmi 15
- Main: 108MP
- Front: 13MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Redmi 15
- 6.8" AMOLED
- Resolution: 1080x2340
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Redmi 15
- 5500 mAh
- Wired: 33W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Redmi 15 and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Redmi 15 by 89.8% in our overall performance rating.
Launch price difference: $619. Redmi 15 was $619 cheaper at launch.
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi 15 (99/100 vs 33/100).
display
In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi 15 (99/100 vs 78/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi 15 (78/100 vs 40/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi 15 (92/100 vs 52/100).
portability
In the "portability" category, the Redmi 15 notably outperforms the Vivo iQOO 15 Ultra (57/100 vs 35/100).
Which is better: the Redmi 15 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Redmi 15 by 44 points (89/100 vs 45/100).
What is the rating of the Redmi 15 and the Vivo iQOO 15 Ultra?
The Redmi 15 has a MobileRank rating of 45/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the Redmi 15 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 40/100).
Which is more powerful: the Redmi 15 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 33/100).
Should you choose the Redmi 15 over the Vivo iQOO 15 Ultra?
The Redmi 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.