ASUS ROG Phone 7 Ultimate vs Redmi K90
The ASUS ROG Phone 7 Ultimate (2023) runs on the Qualcomm Snapdragon 8 Gen 2, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $1399 and $401. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 63/100 (a 13-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 6000); the Redmi K90 is faster in AnTuTu (3,077,585 vs 1,899,814); the Redmi K90 is noticeably lighter (206g vs 239g).
Profile comparison
Category scores
ASUS ROG Phone 7 Ultimate
Redmi K90
What makes ASUS ROG Phone 7 Ultimate better?
- Higher refresh rate: 165Hz vs 120Hz
- Better display (89/100 vs 82/100)
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 1899814
- Better Geekbench Single: 3013 vs 2004
- Better Geekbench Multi: 9287 vs 5311
- Bigger battery: 7100 vs 6000 mAh
- Faster charging: 100W vs 65W
- Lighter: 206g vs 239g
- Cheaper at launch: $401 vs $1399
- Higher performance (91/100 vs 76/100)
- Better camera (58/100 vs 42/100)
- Longer battery life (72/100 vs 60/100)
- Better portability (55/100 vs 20/100)
Comparison verdict
Comparing the ASUS ROG Phone 7 Ultimate vs the Redmi K90, the Redmi K90 scores 13 points higher (76/100 vs 63/100). In the "performance" category, the Redmi K90 leads (91/100 vs 76/100). In the "camera" category, the Redmi K90 leads (58/100 vs 42/100). In the "battery" category, the Redmi K90 leads (72/100 vs 60/100). Value score: ASUS ROG Phone 7 Ultimate — 36/100, Redmi K90 — 80/100; 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 notably outperforms the ASUS ROG Phone 7 Ultimate (91/100 vs 76/100). In the "display" category, the ASUS ROG Phone 7 Ultimate is a bit better (89/100 vs 82/100). In the "camera" category, the Redmi K90 notably outperforms the ASUS ROG Phone 7 Ultimate (58/100 vs 42/100). In the "battery" category, the Redmi K90 is a bit better (72/100 vs 60/100). In the "portability" category, the Redmi K90 significantly outperforms the ASUS ROG Phone 7 Ultimate (55/100 vs 20/100).
Specs comparison
| Specification | ASUS ROG Phone 7 Ultimate | Redmi K90 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Gen 2 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1899814 | 3077585 | |
| Geekbench Single | 2004 | 3013 | |
| Geekbench Multi | 5311 | 9287 | |
| Display | 6.8" AMOLED | 6.6" AMOLED | |
| Resolution | 2448x1080 | 2510x1156 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 6000 mAh | 7100 mAh | |
| Charging | 65W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 13 MP | 8 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 16GB | 12GB / 16GB | |
| Storage | 512GB | 256GB / 512GB | |
| OS | Android 13 / ROG UI | Android 16 | |
| Brightness (peak) | 1500 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP54 | IP68 | |
| Dimensions | 173.0×77.0×10.3 mm | 157.5×75.3×8.0 mm | |
| Weight | 239 g | 206 g | |
| Launch price | $1399 | $401 |
Camera comparison
ASUS ROG Phone 7 Ultimate
- Main: 50MP f/1.9
- Ultrawide: 13MP
- Front: 32MP
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Display comparison
ASUS ROG Phone 7 Ultimate
- 6.8" AMOLED
- Resolution: 2448x1080
- Refresh rate: 165 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Battery and charging
ASUS ROG Phone 7 Ultimate
- 6000 mAh
- Wired: 65W
- No wireless charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared ASUS ROG Phone 7 Ultimate and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads ASUS ROG Phone 7 Ultimate by 38.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $998. Redmi K90 was $998 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 notably outperforms the ASUS ROG Phone 7 Ultimate (91/100 vs 76/100).
display
In the "display" category, the ASUS ROG Phone 7 Ultimate is a bit better (89/100 vs 82/100).
camera
In the "camera" category, the Redmi K90 notably outperforms the ASUS ROG Phone 7 Ultimate (58/100 vs 42/100).
battery
In the "battery" category, the Redmi K90 is a bit better (72/100 vs 60/100).
portability
In the "portability" category, the Redmi K90 significantly outperforms the ASUS ROG Phone 7 Ultimate (55/100 vs 20/100).
Frequently asked questions
Which is better: the ASUS ROG Phone 7 Ultimate or the Redmi K90?
The Redmi K90 is noticeably better than the ASUS ROG Phone 7 Ultimate — the overall rating gap is 13 points.
What is the rating of the ASUS ROG Phone 7 Ultimate and the Redmi K90?
The ASUS ROG Phone 7 Ultimate has a MobileRank rating of 63/100, the Redmi K90 — 76/100.
Which has the better camera: the ASUS ROG Phone 7 Ultimate or the Redmi K90?
The Redmi K90 leads on camera score (58/100 vs 42/100).
Which is more powerful: the ASUS ROG Phone 7 Ultimate or the Redmi K90?
The Redmi K90 leads on performance (91/100 vs 76/100).
Should you choose the ASUS ROG Phone 7 Ultimate over the Redmi K90?
The ASUS ROG Phone 7 Ultimate is a better fit for active users. The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.