ASUS Asus ROG Phone 9 FE vs Redmi K90 Ultra
The ASUS Asus ROG Phone 9 FE (2025) runs on the Qualcomm Snapdragon 8 Gen 3, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 68/100 (a 5-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 5500); the Redmi K90 Ultra is faster in AnTuTu (3,119,308 vs 2,342,433).
ASUS Asus ROG Phone 9 FE
Redmi K90 Ultra
- Higher refresh rate: 185Hz vs 165Hz
- Lighter: 225g vs 227g
- Better camera (42/100 vs 37/100)
- Higher AnTuTu: 3119308 vs 2342433
- Better Geekbench Single: 3041 vs 2205
- Better Geekbench Multi: 9494 vs 7192
- Bigger battery: 8550 vs 5500 mAh
- Faster charging: 100W vs 65W
- Higher performance (92/100 vs 83/100)
- Longer battery life (78/100 vs 66/100)
- Better display (94/100 vs 89/100)
- Better portability (40/100 vs 34/100)
Comparing the ASUS Asus ROG Phone 9 FE vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 5 points higher (73/100 vs 68/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 66/100). In the "performance" category, the Redmi K90 Ultra is a bit better (92/100 vs 83/100). In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 89/100). In the "camera" category, the ASUS Asus ROG Phone 9 FE is a bit better (42/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra is a bit better (78/100 vs 66/100). In the "portability" category, the Redmi K90 Ultra is a bit better (40/100 vs 34/100).
| Specification | ASUS Asus ROG Phone 9 FE | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Gen 3 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 2342433 | 3119308 | |
| Geekbench Single | 2205 | 3041 | |
| Geekbench Multi | 7192 | 9494 | |
| Display | 6.8" LTPO AMOLED | 6.8" AMOLED | |
| Resolution | 1080x2400 | 1280x2772 | |
| Refresh rate | 185 Hz | 165 Hz | |
| Battery | 5500 mAh | 8550 mAh | |
| Charging | 65W | 100W | |
| Wireless charging | 15W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 13 MP | 8 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 16GB | 12GB / 16GB | |
| Storage | 256GB | 256GB / 512GB | |
| OS | Android 15, up to 2 major Android upgrades | Android 16 | |
| Brightness (peak) | 2500 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68/IP69 | |
| Dimensions | 163.8×76.8×8.9 mm | 162.9×77.9×8.2 mm | |
| Weight | 225 g | 227 g | |
| Launch price | — | $420 |
ASUS Asus ROG Phone 9 FE
- Main: 50MP f/f/1.9
- Ultrawide: 13MP
- Front: 32MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
ASUS Asus ROG Phone 9 FE
- 6.8" LTPO AMOLED
- Resolution: 1080x2400
- Refresh rate: 185 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
ASUS Asus ROG Phone 9 FE
- 5500 mAh
- Wired: 65W
- Wireless: 15W
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared ASUS Asus ROG Phone 9 FE and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads ASUS Asus ROG Phone 9 FE by 24.9% in our overall performance rating.
ASUS Asus ROG Phone 9 FE
Price unknownperformance
In the "performance" category, the Redmi K90 Ultra is a bit better (92/100 vs 83/100).
display
In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 89/100).
camera
In the "camera" category, the ASUS Asus ROG Phone 9 FE is a bit better (42/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra is a bit better (78/100 vs 66/100).
portability
In the "portability" category, the Redmi K90 Ultra is a bit better (40/100 vs 34/100).
Which is better: the ASUS Asus ROG Phone 9 FE or the Redmi K90 Ultra?
The Redmi K90 Ultra edges out the ASUS Asus ROG Phone 9 FE by just 5 points — the two devices are very close in overall level.
What is the rating of the ASUS Asus ROG Phone 9 FE and the Redmi K90 Ultra?
The ASUS Asus ROG Phone 9 FE has a MobileRank rating of 68/100, the Redmi K90 Ultra — 73/100.
Which has the better camera: the ASUS Asus ROG Phone 9 FE or the Redmi K90 Ultra?
The ASUS Asus ROG Phone 9 FE leads on camera score (42/100 vs 37/100).
Which is more powerful: the ASUS Asus ROG Phone 9 FE or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 83/100).
Should you choose the ASUS Asus ROG Phone 9 FE over the Redmi K90 Ultra?
The ASUS Asus ROG Phone 9 FE 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.