ASUS Zenfone 12 Ultra vs Vivo iQOO 15
The ASUS Zenfone 12 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $999 and $599. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 75/100 (a 11-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5500); the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 3,247,013).
Profile comparison
Category scores
ASUS Zenfone 12 Ultra
Vivo iQOO 15
What makes ASUS Zenfone 12 Ultra better?
- Overall rating 75/100
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 3247013
- Bigger battery: 7000 vs 5500 mAh
- Faster charging: 100W vs 65W
- Faster wireless charging: 40W vs 15W
- Lighter: 215g vs 220g
- Cheaper at launch: $599 vs $999
- Higher performance (94/100 vs 92/100)
- Better camera (78/100 vs 56/100)
- Longer battery life (85/100 vs 66/100)
- Better display (99/100 vs 89/100)
- Better portability (48/100 vs 38/100)
Comparison verdict
Comparing the ASUS Zenfone 12 Ultra vs the Vivo iQOO 15, the Vivo iQOO 15 scores 11 points higher (86/100 vs 75/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 56/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 66/100). Value score: ASUS Zenfone 12 Ultra — 60/100, Vivo iQOO 15 — 86/100; 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 Vivo iQOO 15 and the ASUS Zenfone 12 Ultra are nearly equal (94/100 vs 92/100). In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 89/100). In the "camera" category, the Vivo iQOO 15 notably outperforms the ASUS Zenfone 12 Ultra (78/100 vs 56/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the ASUS Zenfone 12 Ultra (85/100 vs 66/100). In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 38/100).
Specs comparison
| Specification | ASUS Zenfone 12 Ultra | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 3247013 | 3758268 | |
| Geekbench Single | 3013 | 3013 | |
| Geekbench Multi | 9287 | 9287 | |
| Display | 6.8" LTPO AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 2400x1080 | 1440x3168 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 5500 mAh | 7000 mAh | |
| Charging | 65W | 100W | |
| Wireless charging | 15W | 40W | |
| 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 | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 15 / ZenUI | Android 16 | |
| Brightness (peak) | 2500 nits | 6000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.8×77.0×8.9 mm | 163.7×76.8×8.1 mm | |
| Weight | 220 g | 215 g | |
| Launch price | $999 | $599 |
Camera comparison
ASUS Zenfone 12 Ultra
- Main: 50MP f/1.9
- Ultrawide: 13MP
- Telephoto: 32MP
- Front: 32MP
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
ASUS Zenfone 12 Ultra
- 6.8" LTPO AMOLED
- Resolution: 2400x1080
- Refresh rate: 144 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
ASUS Zenfone 12 Ultra
- 5500 mAh
- Wired: 65W
- Wireless: 15W
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared ASUS Zenfone 12 Ultra and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads ASUS Zenfone 12 Ultra by 13.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $400. Vivo iQOO 15 was $400 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 and the ASUS Zenfone 12 Ultra are nearly equal (94/100 vs 92/100).
display
In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 89/100).
camera
In the "camera" category, the Vivo iQOO 15 notably outperforms the ASUS Zenfone 12 Ultra (78/100 vs 56/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the ASUS Zenfone 12 Ultra (85/100 vs 66/100).
portability
In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 38/100).
Frequently asked questions
Which is better: the ASUS Zenfone 12 Ultra or the Vivo iQOO 15?
The Vivo iQOO 15 is noticeably better than the ASUS Zenfone 12 Ultra — the overall rating gap is 11 points.
What is the rating of the ASUS Zenfone 12 Ultra and the Vivo iQOO 15?
The ASUS Zenfone 12 Ultra has a MobileRank rating of 75/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the ASUS Zenfone 12 Ultra or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 56/100).
Should you choose the ASUS Zenfone 12 Ultra over the Vivo iQOO 15?
The ASUS Zenfone 12 Ultra is a better fit for gamers and power users. The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.