ASUS Zenfone 12 Ultra vs Vivo iQOO 15 Ultra
The ASUS Zenfone 12 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 75/100 (a 14-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5500); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 3,119,308).
ASUS Zenfone 12 Ultra
Vivo iQOO 15 Ultra
- Lighter: 220g vs 227g
- Better portability (38/100 vs 35/100)
- Higher AnTuTu: 4602290 vs 3119308
- Better Geekbench Single: 3640 vs 3041
- Better Geekbench Multi: 11033 vs 9494
- Bigger battery: 7400 vs 5500 mAh
- Faster charging: 120W vs 65W
- Faster wireless charging: 50W vs 15W
- Higher performance (99/100 vs 92/100)
- Better camera (78/100 vs 56/100)
- Longer battery life (92/100 vs 66/100)
- Better display (99/100 vs 89/100)
Comparing the ASUS Zenfone 12 Ultra vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 14 points higher (89/100 vs 75/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 56/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 66/100). In the "performance" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 92/100). In the "display" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 89/100). In the "camera" category, the Vivo iQOO 15 Ultra notably outperforms the ASUS Zenfone 12 Ultra (78/100 vs 56/100). In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the ASUS Zenfone 12 Ultra (92/100 vs 66/100). In the "portability" category, the ASUS Zenfone 12 Ultra and the Vivo iQOO 15 Ultra are nearly equal (38/100 vs 35/100).
| Specification | ASUS Zenfone 12 Ultra | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 3119308 | 4602290 | |
| Geekbench Single | 3041 | 3640 | |
| Geekbench Multi | 9494 | 11033 | |
| Display | 6.8" LTPO AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2400 | 1440x3168 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 5500 mAh | 7400 mAh | |
| Charging | 65W | 120W | |
| 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 | 12GB / 16GB / 24GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 15, up to 2 major Android upgrades | Android 16 | |
| Brightness (peak) | 2500 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.8×77.0×8.9 mm | 163.7×76.8×8.7 mm | |
| Weight | 220 g | 227 g | |
| Launch price | — | $799 |
ASUS Zenfone 12 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 13MP
- Telephoto: 32MP
- Front: 32MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
ASUS Zenfone 12 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1080x2400
- Refresh rate: 144 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
ASUS Zenfone 12 Ultra
- 5500 mAh
- Wired: 65W
- Wireless: 15W
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared ASUS Zenfone 12 Ultra and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads ASUS Zenfone 12 Ultra by 32.2% in our overall performance rating.
ASUS Zenfone 12 Ultra
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 92/100).
display
In the "display" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 89/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra notably outperforms the ASUS Zenfone 12 Ultra (78/100 vs 56/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the ASUS Zenfone 12 Ultra (92/100 vs 66/100).
portability
In the "portability" category, the ASUS Zenfone 12 Ultra and the Vivo iQOO 15 Ultra are nearly equal (38/100 vs 35/100).
Which is better: the ASUS Zenfone 12 Ultra or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra is noticeably better than the ASUS Zenfone 12 Ultra — the overall rating gap is 14 points.
What is the rating of the ASUS Zenfone 12 Ultra and the Vivo iQOO 15 Ultra?
The ASUS Zenfone 12 Ultra has a MobileRank rating of 75/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the ASUS Zenfone 12 Ultra or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 56/100).
Which is more powerful: the ASUS Zenfone 12 Ultra or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 92/100).
Should you choose the ASUS Zenfone 12 Ultra over the Vivo iQOO 15 Ultra?
The ASUS Zenfone 12 Ultra is a better fit for gamers and power users. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.