ASUS Asus Zenfone 12 Ultra vs Xiaomi Mi Mix Alpha
The ASUS 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 Asus Zenfone 12 Ultra leads — 62/100 vs 18/100 (a 44-point difference). Key differences: the ASUS Asus Zenfone 12 Ultra has the bigger battery (5500 mAh vs 4050); the main camera is 50 MP vs 108 MP; the ASUS Asus Zenfone 12 Ultra is faster in AnTuTu (2,760,000 vs 859,084); the ASUS Asus Zenfone 12 Ultra has NFC for contactless payments, the Xiaomi Mi Mix Alpha doesn't; the ASUS Asus Zenfone 12 Ultra is noticeably lighter (220g vs 241g).
ASUS Asus Zenfone 12 Ultra
Xiaomi Mi Mix Alpha
- Higher AnTuTu: 2760000 vs 859084
- Better Geekbench Single: 3050 vs 1031
- Better Geekbench Multi: 9300 vs 2864
- Bigger battery: 5500 vs 4050 mAh
- Faster charging: 65W vs 40W
- Lighter: 220g vs 241g
- Higher performance (65/100 vs 2/100)
- Better camera (52/100 vs 48/100)
- Longer battery life (57/100 vs 18/100)
- Better display (100/100 vs 0/100)
- Better design/ergonomics (25/100 vs 0/100)
- Better main camera: 108MP vs 50MP
- Overall rating 18/100
Comparing the ASUS Asus Zenfone 12 Ultra vs the Xiaomi Mi Mix Alpha, the ASUS Asus Zenfone 12 Ultra scores 44 points higher (62/100 vs 18/100). In the "performance" category, the ASUS Asus Zenfone 12 Ultra leads (65/100 vs 2/100). In the "battery" category, the ASUS Asus Zenfone 12 Ultra leads (57/100 vs 18/100). In the "performance" category, the ASUS Asus Zenfone 12 Ultra significantly outperforms the Xiaomi Mi Mix Alpha (65/100 vs 2/100). In the "display" category, the ASUS Asus Zenfone 12 Ultra significantly outperforms the Xiaomi Mi Mix Alpha (100/100 vs 0/100). In the "camera" category, the ASUS Asus Zenfone 12 Ultra and the Xiaomi Mi Mix Alpha are nearly equal (52/100 vs 48/100). In the "battery" category, the ASUS Asus Zenfone 12 Ultra significantly outperforms the Xiaomi Mi Mix Alpha (57/100 vs 18/100). In the "design" category, the ASUS Asus Zenfone 12 Ultra notably outperforms the Xiaomi Mi Mix Alpha (25/100 vs 0/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | ASUS Asus Zenfone 12 Ultra | Xiaomi Mi Mix Alpha | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 855+ | |
| AnTuTu | 2760000 | 859084 | |
| Geekbench Single | 3050 | 1031 | |
| Geekbench Multi | 9300 | 2864 | |
| Display | 6.8" LTPO AMOLED | 7.9" Flexible Super AMOLED | |
| Resolution | 1080x2400 | 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, up to 2 major Android upgrades | 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 | |
| Price | — | — |
ASUS Asus Zenfone 12 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 13MP
- Telephoto: 32MP
- Front: 32MP
Xiaomi Mi Mix Alpha
- Main: 108MP f/f/1.7
- Ultrawide: 20MP
- Telephoto: 12MP
- Front: —
ASUS Asus Zenfone 12 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1080x2400
- Refresh rate: 144 Hz
Xiaomi Mi Mix Alpha
- 7.9" Flexible Super AMOLED
- Resolution: 2088x2250
- Refresh rate: —
ASUS Asus Zenfone 12 Ultra
- 5500 mAh
- Wired: 65W
- Wireless: 15W
Xiaomi Mi Mix Alpha
- 4050 mAh
- Wired: 40W
- No wireless charging
We compared ASUS Asus Zenfone 12 Ultra and Xiaomi Mi Mix Alpha, covering their specs and all relevant benchmarks.
ASUS Asus Zenfone 12 Ultra leads Xiaomi Mi Mix Alpha by 221.3% in our overall performance rating.
performance
In the "performance" category, the ASUS Asus Zenfone 12 Ultra significantly outperforms the Xiaomi Mi Mix Alpha (65/100 vs 2/100).
display
In the "display" category, the ASUS Asus Zenfone 12 Ultra significantly outperforms the Xiaomi Mi Mix Alpha (100/100 vs 0/100).
camera
In the "camera" category, the ASUS Asus Zenfone 12 Ultra and the Xiaomi Mi Mix Alpha are nearly equal (52/100 vs 48/100).
battery
In the "battery" category, the ASUS Asus Zenfone 12 Ultra significantly outperforms the Xiaomi Mi Mix Alpha (57/100 vs 18/100).
design
In the "design" category, the ASUS Asus Zenfone 12 Ultra notably outperforms the Xiaomi Mi Mix Alpha (25/100 vs 0/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the ASUS Asus Zenfone 12 Ultra or the Xiaomi Mi Mix Alpha?
The ASUS Asus Zenfone 12 Ultra significantly outperforms the Xiaomi Mi Mix Alpha by 44 points (62/100 vs 18/100).
What is the rating of the ASUS Asus Zenfone 12 Ultra and the Xiaomi Mi Mix Alpha?
The ASUS Asus Zenfone 12 Ultra has a MobileRank rating of 62/100, the Xiaomi Mi Mix Alpha — 18/100.
Which is more powerful: the ASUS Asus Zenfone 12 Ultra or the Xiaomi Mi Mix Alpha?
The ASUS Asus Zenfone 12 Ultra leads on performance (65/100 vs 2/100).
Should you choose the ASUS Asus Zenfone 12 Ultra over the Xiaomi Mi Mix Alpha?
The ASUS Asus Zenfone 12 Ultra is a better fit for active users. The Xiaomi Mi Mix Alpha is a better fit for everyday use.