ASUS Zenfone 12 Ultra vs Xiaomi Mi Mix Alpha
The ASUS Zenfone 12 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Xiaomi Mi Mix Alpha (2019) runs on the Qualcomm Snapdragon 855+. By overall MobileRank rating, the ASUS Zenfone 12 Ultra leads — 75/100 vs 52/100 (a 23-point difference). Key differences: the ASUS Zenfone 12 Ultra has the bigger battery (5500 mAh vs 4050); the main camera is 50 MP vs 108 MP; the ASUS Zenfone 12 Ultra is faster in AnTuTu (3,247,013 vs 859,084); the ASUS Zenfone 12 Ultra has NFC for contactless payments, the Xiaomi Mi Mix Alpha doesn't; the ASUS Zenfone 12 Ultra is noticeably lighter (220g vs 241g).
Profile comparison
Category scores
ASUS Zenfone 12 Ultra
Xiaomi Mi Mix Alpha
What makes ASUS Zenfone 12 Ultra better?
- Higher AnTuTu: 3247013 vs 859084
- Better Geekbench Single: 3013 vs 1031
- Better Geekbench Multi: 9287 vs 2864
- Bigger battery: 5500 vs 4050 mAh
- Faster charging: 65W vs 40W
- Lighter: 220g vs 241g
- Higher performance (92/100 vs 55/100)
- Longer battery life (66/100 vs 27/100)
- Better display (89/100 vs 80/100)
- Better portability (38/100 vs 20/100)
What makes Xiaomi Mi Mix Alpha better?
- Better main camera: 108MP vs 50MP
- Overall rating 52/100
Comparison verdict
Comparing the ASUS Zenfone 12 Ultra vs the Xiaomi Mi Mix Alpha, the ASUS Zenfone 12 Ultra scores 23 points higher (75/100 vs 52/100). In the "performance" category, the ASUS Zenfone 12 Ultra leads (92/100 vs 55/100). In the "battery" category, the ASUS Zenfone 12 Ultra leads (66/100 vs 27/100). In the "performance" category, the ASUS Zenfone 12 Ultra significantly outperforms the Xiaomi Mi Mix Alpha (92/100 vs 55/100). In the "display" category, the ASUS Zenfone 12 Ultra is a bit better (89/100 vs 80/100). In the "camera" category, both devices are on the same level — 56/100. In the "battery" category, the ASUS Zenfone 12 Ultra significantly outperforms the Xiaomi Mi Mix Alpha (66/100 vs 27/100). In the "portability" category, the ASUS Zenfone 12 Ultra notably outperforms the Xiaomi Mi Mix Alpha (38/100 vs 20/100).
Specs comparison
| Specification | ASUS Zenfone 12 Ultra | Xiaomi Mi Mix Alpha | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 855+ | |
| AnTuTu | 3247013 | 859084 | |
| Geekbench Single | 3013 | 1031 | |
| Geekbench Multi | 9287 | 2864 | |
| Display | 6.8" LTPO AMOLED | 7.9" Flexible Super AMOLED | |
| Resolution | 2400x1080 | 2088x2250 | |
| Refresh rate | 144 Hz | — | |
| Battery | 5500 mAh | 4050 mAh | |
| Charging | 65W | 40W | |
| Wireless charging | 15W | 0W | |
| Main camera | 50 MP | 108 MP | |
| Ultrawide | 13 MP | 20 MP | |
| Telephoto | 32 MP | 12 MP | |
| Front camera | 32 MP | — | |
| RAM | 12GB / 16GB | 12GB | |
| Storage | 256GB / 512GB | 512GB | |
| OS | Android 15 / ZenUI | Android 10 | |
| Brightness (peak) | 2500 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 163.8×77.0×8.9 mm | 154.4×72.3×10.4 mm | |
| Weight | 220 g | 241 g | |
| Launch price | $999 | — |
Camera comparison
ASUS Zenfone 12 Ultra
- Main: 50MP f/1.9
- Ultrawide: 13MP
- Telephoto: 32MP
- Front: 32MP
Xiaomi Mi Mix Alpha
- Main: 108MP f/1.7
- Ultrawide: 20MP
- Telephoto: 12MP
- Front: —
Display comparison
ASUS Zenfone 12 Ultra
- 6.8" LTPO AMOLED
- Resolution: 2400x1080
- Refresh rate: 144 Hz
Xiaomi Mi Mix Alpha
- 7.9" Flexible Super AMOLED
- Resolution: 2088x2250
- Refresh rate: —
Battery and charging
ASUS Zenfone 12 Ultra
- 5500 mAh
- Wired: 65W
- Wireless: 15W
Xiaomi Mi Mix Alpha
- 4050 mAh
- Wired: 40W
- No wireless charging
Overall performance score
We compared ASUS Zenfone 12 Ultra and Xiaomi Mi Mix Alpha, covering their specs and all relevant benchmarks.
ASUS Zenfone 12 Ultra leads Xiaomi Mi Mix Alpha by 278.0% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Xiaomi Mi Mix Alpha
Price unknownDetailed category analysis
performance
In the "performance" category, the ASUS Zenfone 12 Ultra significantly outperforms the Xiaomi Mi Mix Alpha (92/100 vs 55/100).
display
In the "display" category, the ASUS Zenfone 12 Ultra is a bit better (89/100 vs 80/100).
camera
In the "camera" category, both devices are on the same level — 56/100.
battery
In the "battery" category, the ASUS Zenfone 12 Ultra significantly outperforms the Xiaomi Mi Mix Alpha (66/100 vs 27/100).
portability
In the "portability" category, the ASUS Zenfone 12 Ultra notably outperforms the Xiaomi Mi Mix Alpha (38/100 vs 20/100).
Frequently asked questions
Which is better: the ASUS Zenfone 12 Ultra or the Xiaomi Mi Mix Alpha?
The ASUS Zenfone 12 Ultra significantly outperforms the Xiaomi Mi Mix Alpha by 23 points (75/100 vs 52/100).
What is the rating of the ASUS Zenfone 12 Ultra and the Xiaomi Mi Mix Alpha?
The ASUS Zenfone 12 Ultra has a MobileRank rating of 75/100, the Xiaomi Mi Mix Alpha — 52/100.
Which is more powerful: the ASUS Zenfone 12 Ultra or the Xiaomi Mi Mix Alpha?
The ASUS Zenfone 12 Ultra leads on performance (92/100 vs 55/100).
Should you choose the ASUS Zenfone 12 Ultra over the Xiaomi Mi Mix Alpha?
The ASUS Zenfone 12 Ultra is a better fit for gamers and power users.