ASUS Zenfone 12 Ultra vs Redmi K90 Pro Max
The ASUS Zenfone 12 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Redmi K90 Pro Max (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Redmi K90 Pro Max leads — 86/100 vs 75/100 (a 11-point difference). Key differences: the Redmi K90 Pro Max has the bigger battery (7560 mAh vs 5500); the Redmi K90 Pro Max is faster in AnTuTu (4,119,955 vs 3,119,308); the Redmi K90 Pro Max is thinner (7.9mm vs 8.9mm).
ASUS Zenfone 12 Ultra
Redmi K90 Pro Max
- Higher refresh rate: 144Hz vs 120Hz
- Better display (89/100 vs 81/100)
- Higher AnTuTu: 4119955 vs 3119308
- Better Geekbench Single: 3640 vs 3041
- Better Geekbench Multi: 11033 vs 9494
- Bigger battery: 7560 vs 5500 mAh
- Faster charging: 100W vs 65W
- Faster wireless charging: 50W vs 15W
- Lighter: 210g vs 220g
- Higher performance (98/100 vs 92/100)
- Better camera (78/100 vs 56/100)
- Longer battery life (89/100 vs 66/100)
- Better portability (54/100 vs 38/100)
Comparing the ASUS Zenfone 12 Ultra vs the Redmi K90 Pro Max, the Redmi K90 Pro Max scores 11 points higher (86/100 vs 75/100). In the "camera" category, the Redmi K90 Pro Max leads (78/100 vs 56/100). In the "battery" category, the Redmi K90 Pro Max leads (89/100 vs 66/100). In the "performance" category, the Redmi K90 Pro Max is a bit better (98/100 vs 92/100). In the "display" category, the ASUS Zenfone 12 Ultra is a bit better (89/100 vs 81/100). In the "camera" category, the Redmi K90 Pro Max notably outperforms the ASUS Zenfone 12 Ultra (78/100 vs 56/100). In the "battery" category, the Redmi K90 Pro Max notably outperforms the ASUS Zenfone 12 Ultra (89/100 vs 66/100). In the "portability" category, the Redmi K90 Pro Max notably outperforms the ASUS Zenfone 12 Ultra (54/100 vs 38/100).
| Specification | ASUS Zenfone 12 Ultra | Redmi K90 Pro Max | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 3119308 | 4119955 | |
| Geekbench Single | 3041 | 3640 | |
| Geekbench Multi | 9494 | 11033 | |
| Display | 6.8" LTPO AMOLED | 6.9" OLED | |
| Resolution | 1080x2400 | 2608x1200 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 5500 mAh | 7560 mAh | |
| Charging | 65W | 100W | |
| Wireless charging | 15W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 13 MP | 50 MP | |
| Telephoto | 32 MP | 50 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB | 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 15, up to 2 major Android upgrades | Android 16 | |
| Brightness (peak) | 2500 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.8×77.0×8.9 mm | 163.3×77.8×7.9 mm | |
| Weight | 220 g | 210 g | |
| Launch price | — | $561 |
ASUS Zenfone 12 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 13MP
- Telephoto: 32MP
- Front: 32MP
Redmi K90 Pro Max
- Main: 50MP f/f/1.88
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
ASUS Zenfone 12 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1080x2400
- Refresh rate: 144 Hz
Redmi K90 Pro Max
- 6.9" OLED
- Resolution: 2608x1200
- Refresh rate: 120 Hz
ASUS Zenfone 12 Ultra
- 5500 mAh
- Wired: 65W
- Wireless: 15W
Redmi K90 Pro Max
- 7560 mAh
- Wired: 100W
- Wireless: 50W
We compared ASUS Zenfone 12 Ultra and Redmi K90 Pro Max, covering their specs and all relevant benchmarks.
Redmi K90 Pro Max leads ASUS Zenfone 12 Ultra by 24.3% in our overall performance rating.
ASUS Zenfone 12 Ultra
Price unknownperformance
In the "performance" category, the Redmi K90 Pro Max is a bit better (98/100 vs 92/100).
display
In the "display" category, the ASUS Zenfone 12 Ultra is a bit better (89/100 vs 81/100).
camera
In the "camera" category, the Redmi K90 Pro Max notably outperforms the ASUS Zenfone 12 Ultra (78/100 vs 56/100).
battery
In the "battery" category, the Redmi K90 Pro Max notably outperforms the ASUS Zenfone 12 Ultra (89/100 vs 66/100).
portability
In the "portability" category, the Redmi K90 Pro Max notably outperforms the ASUS Zenfone 12 Ultra (54/100 vs 38/100).
Which is better: the ASUS Zenfone 12 Ultra or the Redmi K90 Pro Max?
The Redmi K90 Pro Max is noticeably better than the ASUS Zenfone 12 Ultra — the overall rating gap is 11 points.
What is the rating of the ASUS Zenfone 12 Ultra and the Redmi K90 Pro Max?
The ASUS Zenfone 12 Ultra has a MobileRank rating of 75/100, the Redmi K90 Pro Max — 86/100.
Which has the better camera: the ASUS Zenfone 12 Ultra or the Redmi K90 Pro Max?
The Redmi K90 Pro Max leads on camera score (78/100 vs 56/100).
Which is more powerful: the ASUS Zenfone 12 Ultra or the Redmi K90 Pro Max?
The Redmi K90 Pro Max leads on performance (98/100 vs 92/100).
Should you choose the ASUS Zenfone 12 Ultra over the Redmi K90 Pro Max?
The ASUS Zenfone 12 Ultra is a better fit for gamers and power users. The Redmi K90 Pro Max is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.