OPPO Find X9s vs Redmi K90 Ultra
The OPPO Find X9s (2026) runs on the MediaTek Dimensity 9500s, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite; estimated prices are $699 and $420. By overall MobileRank rating, the OPPO Find X9s leads — 80/100 vs 75/100 (a 5-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 7025); the OPPO Find X9s is faster in AnTuTu (3,132,001 vs 3,119,308); the OPPO Find X9s is noticeably lighter (207g vs 227g).
OPPO Find X9s
Redmi K90 Ultra
- Higher AnTuTu: 3132001 vs 3119308
- Lighter: 207g vs 227g
- Better camera (78/100 vs 37/100)
- Better portability (56/100 vs 40/100)
- Better Geekbench Single: 3041 vs 2680
- Better Geekbench Multi: 9494 vs 8358
- Bigger battery: 8550 vs 7025 mAh
- Faster charging: 100W vs 80W
- Higher refresh rate: 165Hz vs 120Hz
- Cheaper: $420 vs $699
- Higher performance (92/100 vs 89/100)
- Longer battery life (92/100 vs 68/100)
- Better display (94/100 vs 85/100)
- Better value for money (86/100 vs 72/100)
Comparing the OPPO Find X9s vs the Redmi K90 Ultra, the OPPO Find X9s scores 5 points higher (80/100 vs 75/100). In the "camera" category, the OPPO Find X9s leads (78/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra leads (92/100 vs 68/100). In the "value for money" category, the Redmi K90 Ultra leads (86/100 vs 72/100). In the "performance" category, the Redmi K90 Ultra and the OPPO Find X9s are nearly equal (92/100 vs 89/100). In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 85/100). In the "camera" category, the OPPO Find X9s significantly outperforms the Redmi K90 Ultra (78/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra notably outperforms the OPPO Find X9s (92/100 vs 68/100). In the "portability" category, the OPPO Find X9s notably outperforms the Redmi K90 Ultra (56/100 vs 40/100). In the "value for money" category, the Redmi K90 Ultra is a bit better (86/100 vs 72/100).
| Specification | OPPO Find X9s | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500s | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 3132001 | 3119308 | |
| Geekbench Single | 2680 | 3041 | |
| Geekbench Multi | 8358 | 9494 | |
| Display | 6.6" LTPS AMOLED | 6.8" AMOLED | |
| Resolution | 1256x2760 | 1280x2772 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 7025 mAh | 8550 mAh | |
| Charging | 80W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 12GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 3600 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP66 | IP68/IP69 | |
| Dimensions | 156.9×73.9×7.9 mm | 162.9×77.9×8.2 mm | |
| Weight | 207 g | 227 g | |
| Price | $699 | $420 |
OPPO Find X9s
- Main: 50MP f/f/1.8
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
OPPO Find X9s
- 6.6" LTPS AMOLED
- Resolution: 1256x2760
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
OPPO Find X9s
- 7025 mAh
- Wired: 80W
- No wireless charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- Wireless charging: no data
We compared OPPO Find X9s and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
OPPO Find X9s leads Redmi K90 Ultra by 0.4% in our overall performance rating.
Price difference: $279. Redmi K90 Ultra is cheaper by $279.
performance
In the "performance" category, the Redmi K90 Ultra and the OPPO Find X9s are nearly equal (92/100 vs 89/100).
display
In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 85/100).
camera
In the "camera" category, the OPPO Find X9s significantly outperforms the Redmi K90 Ultra (78/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra notably outperforms the OPPO Find X9s (92/100 vs 68/100).
portability
In the "portability" category, the OPPO Find X9s notably outperforms the Redmi K90 Ultra (56/100 vs 40/100).
value for money
In the "value for money" category, the Redmi K90 Ultra is a bit better (86/100 vs 72/100).
Which is better: the OPPO Find X9s or the Redmi K90 Ultra?
The OPPO Find X9s edges out the Redmi K90 Ultra by just 5 points — the two devices are very close in overall level.
What is the rating of the OPPO Find X9s and the Redmi K90 Ultra?
The OPPO Find X9s has a MobileRank rating of 80/100, the Redmi K90 Ultra — 75/100.
Which has the better camera: the OPPO Find X9s or the Redmi K90 Ultra?
The OPPO Find X9s leads on camera score (78/100 vs 37/100).
Should you choose the OPPO Find X9s over the Redmi K90 Ultra?
The OPPO Find X9s is a better fit for gamers and power users. The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.