ASUS Zenfone 12 Ultra vs Xiaomi 18 Pro Max
The ASUS Zenfone 12 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Xiaomi 18 Pro Max (2026) runs on the Qualcomm Snapdragon 8 Elite Extreme Gen 6; launch prices were $999 and $986. By overall MobileRank rating, the Xiaomi 18 Pro Max leads — 92/100 vs 75/100 (a 17-point difference). Key differences: the Xiaomi 18 Pro Max has the bigger battery (8500 mAh vs 5500); the main camera is 50 MP vs 200 MP; the Xiaomi 18 Pro Max is faster in AnTuTu (5,001,234 vs 3,247,013); the ASUS Zenfone 12 Ultra is noticeably lighter (220g vs 235g).
Profile comparison
Category scores
ASUS Zenfone 12 Ultra
Xiaomi 18 Pro Max
What makes ASUS Zenfone 12 Ultra better?
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 220g vs 235g
- Better display (89/100 vs 82/100)
- Better portability (38/100 vs 33/100)
What makes Xiaomi 18 Pro Max better?
- Higher AnTuTu: 5001234 vs 3247013
- Better Geekbench Single: 4327 vs 3013
- Better Geekbench Multi: 12873 vs 9287
- Bigger battery: 8500 vs 5500 mAh
- Faster charging: 100W vs 65W
- Better main camera: 200MP vs 50MP
- Faster wireless charging: 50W vs 15W
- Cheaper at launch: $986 vs $999
- Higher performance (100/100 vs 92/100)
- Better camera (100/100 vs 56/100)
- Longer battery life (92/100 vs 66/100)
Comparison verdict
Comparing the ASUS Zenfone 12 Ultra vs the Xiaomi 18 Pro Max, the Xiaomi 18 Pro Max scores 17 points higher (92/100 vs 75/100). In the "camera" category, the Xiaomi 18 Pro Max leads (100/100 vs 56/100). In the "battery" category, the Xiaomi 18 Pro Max leads (92/100 vs 66/100). Value score: ASUS Zenfone 12 Ultra — 60/100, Xiaomi 18 Pro Max — 96/100; 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 Xiaomi 18 Pro Max is a bit better (100/100 vs 92/100). In the "display" category, the ASUS Zenfone 12 Ultra is a bit better (89/100 vs 82/100). In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the ASUS Zenfone 12 Ultra (100/100 vs 56/100). In the "battery" category, the Xiaomi 18 Pro Max notably outperforms the ASUS Zenfone 12 Ultra (92/100 vs 66/100). In the "portability" category, the ASUS Zenfone 12 Ultra is a bit better (38/100 vs 33/100).
Specs comparison
| Specification | ASUS Zenfone 12 Ultra | Xiaomi 18 Pro Max | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Extreme Gen 6 | |
| AnTuTu | 3247013 | 5001234 | |
| Geekbench Single | 3013 | 4327 | |
| Geekbench Multi | 9287 | 12873 | |
| Display | 6.8" LTPO AMOLED | 6.9" LTPO AMOLED | |
| Resolution | 2400x1080 | 1208x2624 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 5500 mAh | 8500 mAh | |
| Charging | 65W | 100W | |
| Wireless charging | 15W | 50W | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 13 MP | 50 MP | |
| Telephoto | 32 MP | 200 MP | |
| Front camera | 32 MP | 50 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 15 / ZenUI | Android 17 | |
| Brightness (peak) | 2500 nits | 4000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68/IP69 | |
| Dimensions | 163.8×77.0×8.9 mm | 163.4×77.6×8.4 mm | |
| Weight | 220 g | 235 g | |
| Launch price | $999 | $986 |
Camera comparison
ASUS Zenfone 12 Ultra
- Main: 50MP f/1.9
- Ultrawide: 13MP
- Telephoto: 32MP
- Front: 32MP
Xiaomi 18 Pro Max
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
ASUS Zenfone 12 Ultra
- 6.8" LTPO AMOLED
- Resolution: 2400x1080
- Refresh rate: 144 Hz
Xiaomi 18 Pro Max
- 6.9" LTPO AMOLED
- Resolution: 1208x2624
- Refresh rate: 120 Hz
Battery and charging
ASUS Zenfone 12 Ultra
- 5500 mAh
- Wired: 65W
- Wireless: 15W
Xiaomi 18 Pro Max
- 8500 mAh
- Wired: 100W
- Wireless: 50W
Overall performance score
We compared ASUS Zenfone 12 Ultra and Xiaomi 18 Pro Max, covering their specs and all relevant benchmarks.
Xiaomi 18 Pro Max leads ASUS Zenfone 12 Ultra by 35.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $13. Xiaomi 18 Pro Max was $13 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Xiaomi 18 Pro Max is a bit better (100/100 vs 92/100).
display
In the "display" category, the ASUS Zenfone 12 Ultra is a bit better (89/100 vs 82/100).
camera
In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the ASUS Zenfone 12 Ultra (100/100 vs 56/100).
battery
In the "battery" category, the Xiaomi 18 Pro Max notably outperforms the ASUS Zenfone 12 Ultra (92/100 vs 66/100).
portability
In the "portability" category, the ASUS Zenfone 12 Ultra is a bit better (38/100 vs 33/100).
Frequently asked questions
Which is better: the ASUS Zenfone 12 Ultra or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max is noticeably better than the ASUS Zenfone 12 Ultra — the overall rating gap is 17 points.
What is the rating of the ASUS Zenfone 12 Ultra and the Xiaomi 18 Pro Max?
The ASUS Zenfone 12 Ultra has a MobileRank rating of 75/100, the Xiaomi 18 Pro Max — 92/100.
Which has the better camera: the ASUS Zenfone 12 Ultra or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on camera score (100/100 vs 56/100).
Which is more powerful: the ASUS Zenfone 12 Ultra or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on performance (100/100 vs 92/100).
Should you choose the ASUS Zenfone 12 Ultra over the Xiaomi 18 Pro Max?
The ASUS Zenfone 12 Ultra is a better fit for gamers and power users. The Xiaomi 18 Pro Max is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.