Redmi K90 Pro Max vs Vivo iQOO 15 Ultra
The Redmi K90 Pro Max (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $561 and $799. Both devices score the same overall rating of 84/100. Key differences: the Redmi K90 Pro Max has the bigger battery (7560 mAh vs 7400); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 4,119,955); the Redmi K90 Pro Max is noticeably lighter (210g vs 227g).
Redmi K90 Pro Max
Vivo iQOO 15 Ultra
- Bigger battery: 7560 vs 7400 mAh
- Lighter: 210g vs 227g
- Cheaper: $561 vs $799
- Better design/ergonomics (37/100 vs 16/100)
- Better value for money (71/100 vs 55/100)
- Higher AnTuTu: 4602290 vs 4119955
- Faster charging: 120W vs 100W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (97/100 vs 94/100)
- Longer battery life (86/100 vs 82/100)
The Redmi K90 Pro Max and the Vivo iQOO 15 Ultra received the same MobileRank rating — 84/100. In the "value for money" category, the Redmi K90 Pro Max leads (71/100 vs 55/100). In the "performance" category, the Vivo iQOO 15 Ultra and the Redmi K90 Pro Max are nearly equal (97/100 vs 94/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, both devices are on the same level — 74/100. In the "battery" category, the Vivo iQOO 15 Ultra and the Redmi K90 Pro Max are nearly equal (86/100 vs 82/100). In the "design" category, the Redmi K90 Pro Max notably outperforms the Vivo iQOO 15 Ultra (37/100 vs 16/100). In the "value for money" category, the Redmi K90 Pro Max notably outperforms the Vivo iQOO 15 Ultra (71/100 vs 55/100).
| Specification | Redmi K90 Pro Max | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 4119955 | 4602290 | |
| Geekbench Single | 3640 | 3640 | |
| Geekbench Multi | 11033 | 11033 | |
| Display | 6.9" OLED | 6.8" LTPO AMOLED | |
| Resolution | 2608x1200 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 7560 mAh | 7400 mAh | |
| Charging | 100W | 120W | |
| Wireless charging | 50W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 16GB | 12GB / 16GB / 24GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 3500 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.3×77.8×7.9 mm | 163.7×76.8×8.7 mm | |
| Weight | 210 g | 227 g | |
| Price | $561 | $799 |
Redmi K90 Pro Max
- Main: 50MP f/f/1.88
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Redmi K90 Pro Max
- 6.9" OLED
- Resolution: 2608x1200
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Redmi K90 Pro Max
- 7560 mAh
- Wired: 100W
- Wireless: 50W
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Redmi K90 Pro Max and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Redmi K90 Pro Max by 10.5% in our overall performance rating.
Price difference: $238. Redmi K90 Pro Max is cheaper by $238.
performance
In the "performance" category, the Vivo iQOO 15 Ultra and the Redmi K90 Pro Max are nearly equal (97/100 vs 94/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, both devices are on the same level — 74/100.
battery
In the "battery" category, the Vivo iQOO 15 Ultra and the Redmi K90 Pro Max are nearly equal (86/100 vs 82/100).
design
In the "design" category, the Redmi K90 Pro Max notably outperforms the Vivo iQOO 15 Ultra (37/100 vs 16/100).
value for money
In the "value for money" category, the Redmi K90 Pro Max notably outperforms the Vivo iQOO 15 Ultra (71/100 vs 55/100).
Which is better: the Redmi K90 Pro Max or the Vivo iQOO 15 Ultra?
Both devices scored 84/100. The choice depends on your priorities: if performance matters more — go with the Vivo iQOO 15 Ultra.
What is the rating of the Redmi K90 Pro Max and the Vivo iQOO 15 Ultra?
The Redmi K90 Pro Max has a MobileRank rating of 84/100, the Vivo iQOO 15 Ultra — 84/100.
Should you choose the Redmi K90 Pro Max over the Vivo iQOO 15 Ultra?
The Redmi K90 Pro Max is a better fit for gamers and power users, those who care about battery life. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.