ASUS Zenfone 12 Ultra vs Xiaomi 12S Ultra
The ASUS Zenfone 12 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Xiaomi 12S Ultra (2022) runs on the Qualcomm Snapdragon 8+ Gen 1. By overall MobileRank rating, the ASUS Zenfone 12 Ultra leads — 75/100 vs 71/100 (a 4-point difference). Key differences: the ASUS Zenfone 12 Ultra has the bigger battery (5500 mAh vs 4800); the main camera is 50 MP vs 3 MP; the ASUS Zenfone 12 Ultra is faster in AnTuTu (3,119,308 vs 1,627,862).
ASUS Zenfone 12 Ultra
Xiaomi 12S Ultra
- Higher AnTuTu: 3119308 vs 1627862
- Better Geekbench Single: 3041 vs 1761
- Better Geekbench Multi: 9494 vs 4688
- Bigger battery: 5500 vs 4800 mAh
- Better main camera: 50MP vs 3MP
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 220g vs 225g
- Higher performance (92/100 vs 73/100)
- Longer battery life (66/100 vs 64/100)
- Better portability (38/100 vs 32/100)
- Faster charging: 67W vs 65W
- Faster wireless charging: 50W vs 15W
- Better camera (70/100 vs 56/100)
- Better display (90/100 vs 89/100)
Comparing the ASUS Zenfone 12 Ultra vs the Xiaomi 12S Ultra, the ASUS Zenfone 12 Ultra scores 4 points higher (75/100 vs 71/100). In the "performance" category, the ASUS Zenfone 12 Ultra leads (92/100 vs 73/100). In the "camera" category, the Xiaomi 12S Ultra leads (70/100 vs 56/100). In the "performance" category, the ASUS Zenfone 12 Ultra notably outperforms the Xiaomi 12S Ultra (92/100 vs 73/100). In the "display" category, the Xiaomi 12S Ultra and the ASUS Zenfone 12 Ultra are nearly equal (90/100 vs 89/100). In the "camera" category, the Xiaomi 12S Ultra is a bit better (70/100 vs 56/100). In the "battery" category, the ASUS Zenfone 12 Ultra and the Xiaomi 12S Ultra are nearly equal (66/100 vs 64/100). In the "portability" category, the ASUS Zenfone 12 Ultra is a bit better (38/100 vs 32/100).
| Specification | ASUS Zenfone 12 Ultra | Xiaomi 12S Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8+ Gen 1 | |
| AnTuTu | 3119308 | 1627862 | |
| Geekbench Single | 3041 | 1761 | |
| Geekbench Multi | 9494 | 4688 | |
| Display | 6.8" LTPO AMOLED | 6.7" LTPO2 AMOLED | |
| Resolution | 1080x2400 | 1440x3200 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 5500 mAh | 4800 mAh | |
| Charging | 65W | 67W | |
| Wireless charging | 15W | 50W | |
| DXOMark (camera) | — | 136 | |
| Main camera | 50 MP | 3 MP | |
| Ultrawide | 13 MP | 48 MP | |
| Telephoto | 32 MP | 48 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 15, up to 2 major Android upgrades | Android 12, MIUI 13 | |
| Brightness (peak) | 2500 nits | 1500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.8×77.0×8.9 mm | 163.2×75.0×9.1 mm | |
| Weight | 220 g | 225 g | |
| Launch price | — | — |
ASUS Zenfone 12 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 13MP
- Telephoto: 32MP
- Front: 32MP
Xiaomi 12S Ultra
- Main: 3MP f/f/1.9
- Ultrawide: 48MP
- Telephoto: 48MP
- Front: 32MP
ASUS Zenfone 12 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1080x2400
- Refresh rate: 144 Hz
Xiaomi 12S Ultra
- 6.7" LTPO2 AMOLED
- Resolution: 1440x3200
- Refresh rate: 120 Hz
ASUS Zenfone 12 Ultra
- 5500 mAh
- Wired: 65W
- Wireless: 15W
Xiaomi 12S Ultra
- 4800 mAh
- Wired: 67W
- Wireless: 50W
We compared ASUS Zenfone 12 Ultra and Xiaomi 12S Ultra, covering their specs and all relevant benchmarks.
ASUS Zenfone 12 Ultra leads Xiaomi 12S Ultra by 91.6% in our overall performance rating.
performance
In the "performance" category, the ASUS Zenfone 12 Ultra notably outperforms the Xiaomi 12S Ultra (92/100 vs 73/100).
display
In the "display" category, the Xiaomi 12S Ultra and the ASUS Zenfone 12 Ultra are nearly equal (90/100 vs 89/100).
camera
In the "camera" category, the Xiaomi 12S Ultra is a bit better (70/100 vs 56/100).
battery
In the "battery" category, the ASUS Zenfone 12 Ultra and the Xiaomi 12S Ultra are nearly equal (66/100 vs 64/100).
portability
In the "portability" category, the ASUS Zenfone 12 Ultra is a bit better (38/100 vs 32/100).
Which is better: the ASUS Zenfone 12 Ultra or the Xiaomi 12S Ultra?
The ASUS Zenfone 12 Ultra edges out the Xiaomi 12S Ultra by just 4 points — the two devices are very close in overall level.
What is the rating of the ASUS Zenfone 12 Ultra and the Xiaomi 12S Ultra?
The ASUS Zenfone 12 Ultra has a MobileRank rating of 75/100, the Xiaomi 12S Ultra — 71/100.
Which has the better camera: the ASUS Zenfone 12 Ultra or the Xiaomi 12S Ultra?
The Xiaomi 12S Ultra leads on camera score (70/100 vs 56/100).
Which is more powerful: the ASUS Zenfone 12 Ultra or the Xiaomi 12S Ultra?
The ASUS Zenfone 12 Ultra leads on performance (92/100 vs 73/100).
Should you choose the ASUS Zenfone 12 Ultra over the Xiaomi 12S Ultra?
The ASUS Zenfone 12 Ultra is a better fit for gamers and power users. The Xiaomi 12S Ultra is a better fit for active users.