OPPO Find X8 Ultra vs Redmi K90 Pro Max
The OPPO Find X8 Ultra (2025) runs on the Snapdragon 8 Elite, while the Redmi K90 Pro Max (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $999 and $561. Both devices score the same overall rating of 86/100. Key differences: the Redmi K90 Pro Max has the bigger battery (7560 mAh vs 6100); the Redmi K90 Pro Max is faster in AnTuTu (3,622,315 vs 3,183,101); the Redmi K90 Pro Max is noticeably lighter (210g vs 226g).
Profile comparison
Category scores
OPPO Find X8 Ultra
Redmi K90 Pro Max
What makes OPPO Find X8 Ultra better?
- Better camera (94/100 vs 78/100)
- Better display (89/100 vs 81/100)
What makes Redmi K90 Pro Max better?
- Higher AnTuTu: 3622315 vs 3183101
- Better Geekbench Single: 3639 vs 3013
- Better Geekbench Multi: 11047 vs 9287
- Bigger battery: 7560 vs 6100 mAh
- Faster charging: 100W vs 80W
- Lighter: 210g vs 226g
- Cheaper at launch: $561 vs $999
- Higher performance (97/100 vs 91/100)
- Longer battery life (89/100 vs 78/100)
- Better portability (54/100 vs 35/100)
Comparison verdict
The OPPO Find X8 Ultra and the Redmi K90 Pro Max received the same MobileRank rating — 86/100. In the "camera" category, the OPPO Find X8 Ultra leads (94/100 vs 78/100). In the "battery" category, the Redmi K90 Pro Max leads (89/100 vs 78/100). Value score: OPPO Find X8 Ultra — 82/100, Redmi K90 Pro Max — 90/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi K90 Pro Max is a bit better (97/100 vs 91/100). In the "display" category, the OPPO Find X8 Ultra is a bit better (89/100 vs 81/100). In the "camera" category, the OPPO Find X8 Ultra notably outperforms the Redmi K90 Pro Max (94/100 vs 78/100). In the "battery" category, the Redmi K90 Pro Max is a bit better (89/100 vs 78/100). In the "portability" category, the Redmi K90 Pro Max notably outperforms the OPPO Find X8 Ultra (54/100 vs 35/100).
Specs comparison
| Specification | OPPO Find X8 Ultra | Redmi K90 Pro Max | |
|---|---|---|---|
| Processor | Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 3183101 | 3622315 | |
| Geekbench Single | 3013 | 3639 | |
| Geekbench Multi | 9287 | 11047 | |
| Display | 6.8" LTPO AMOLED | 6.9" OLED | |
| Resolution | 3168x1440 | 2608x1200 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6100 mAh | 7560 mAh | |
| Charging | 80W | 100W | |
| Wireless charging | 50W | 50W | |
| DXOMark (camera) | 168 | — | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB | 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 2500 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.1×76.8×8.8 mm | 163.3×77.8×7.9 mm | |
| Weight | 226 g | 210 g | |
| Launch price | $999 | $561 |
Camera comparison
OPPO Find X8 Ultra
- Main: 50MP f/1.8
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Redmi K90 Pro Max
- Main: 50MP f/1.88
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
OPPO Find X8 Ultra
- 6.8" LTPO AMOLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Redmi K90 Pro Max
- 6.9" OLED
- Resolution: 2608x1200
- Refresh rate: 120 Hz
Battery and charging
OPPO Find X8 Ultra
- 6100 mAh
- NanoReview test: web browsing 13:45 hrs, total 28:25 hrs
- Wired: 80W
- Wireless: 50W
Redmi K90 Pro Max
- 7560 mAh
- Wired: 100W
- Wireless: 50W
Overall performance score
We compared OPPO Find X8 Ultra and Redmi K90 Pro Max, covering their specs and all relevant benchmarks.
Redmi K90 Pro Max leads OPPO Find X8 Ultra by 12.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $438. Redmi K90 Pro Max was $438 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Pro Max is a bit better (97/100 vs 91/100).
display
In the "display" category, the OPPO Find X8 Ultra is a bit better (89/100 vs 81/100).
camera
In the "camera" category, the OPPO Find X8 Ultra notably outperforms the Redmi K90 Pro Max (94/100 vs 78/100).
battery
In the "battery" category, the Redmi K90 Pro Max is a bit better (89/100 vs 78/100).
portability
In the "portability" category, the Redmi K90 Pro Max notably outperforms the OPPO Find X8 Ultra (54/100 vs 35/100).
Frequently asked questions
Which is better: the OPPO Find X8 Ultra or the Redmi K90 Pro Max?
Both devices scored 86/100. The choice depends on your priorities: if performance matters more — go with the Redmi K90 Pro Max (97/100 vs 91/100).
What is the rating of the OPPO Find X8 Ultra and the Redmi K90 Pro Max?
The OPPO Find X8 Ultra has a MobileRank rating of 86/100, the Redmi K90 Pro Max — 86/100.
Which has the better camera: the OPPO Find X8 Ultra or the Redmi K90 Pro Max?
The OPPO Find X8 Ultra leads on camera score (94/100 vs 78/100).
Which is more powerful: the OPPO Find X8 Ultra or the Redmi K90 Pro Max?
The Redmi K90 Pro Max leads on performance (97/100 vs 91/100).
Should you choose the OPPO Find X8 Ultra over the Redmi K90 Pro Max?
The OPPO Find X8 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers. The Redmi K90 Pro Max is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.