ASUS Zenfone 9 vs Vivo iQOO 15
The ASUS Zenfone 9 (2022) runs on the Qualcomm Snapdragon 8+ Gen 1, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 56/100 (a 30-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 4300); the Vivo iQOO 15 is faster in AnTuTu (3,740,528 vs 1,425,446); the ASUS Zenfone 9 is noticeably lighter (169g vs 215g).
ASUS Zenfone 9
Vivo iQOO 15
- Lighter: 169g vs 215g
- Better portability (66/100 vs 48/100)
- Higher AnTuTu: 3740528 vs 1425446
- Better Geekbench Single: 3041 vs 1761
- Better Geekbench Multi: 9494 vs 4688
- Bigger battery: 7000 vs 4300 mAh
- Faster charging: 100W vs 30W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (94/100 vs 71/100)
- Better camera (78/100 vs 36/100)
- Longer battery life (85/100 vs 30/100)
- Better display (99/100 vs 84/100)
Comparing the ASUS Zenfone 9 vs the Vivo iQOO 15, the Vivo iQOO 15 scores 30 points higher (86/100 vs 56/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 71/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 36/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 30/100). In the "performance" category, the Vivo iQOO 15 notably outperforms the ASUS Zenfone 9 (94/100 vs 71/100). In the "display" category, the Vivo iQOO 15 notably outperforms the ASUS Zenfone 9 (99/100 vs 84/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the ASUS Zenfone 9 (78/100 vs 36/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the ASUS Zenfone 9 (85/100 vs 30/100). In the "portability" category, the ASUS Zenfone 9 notably outperforms the Vivo iQOO 15 (66/100 vs 48/100).
| Specification | ASUS Zenfone 9 | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8+ Gen 1 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1425446 | 3740528 | |
| Geekbench Single | 1761 | 3041 | |
| Geekbench Multi | 4688 | 9494 | |
| Display | 5.9" Super AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2400 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 4300 mAh | 7000 mAh | |
| Charging | 30W | 100W | |
| Wireless charging | 0W | 40W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 12 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 12 MP | 32 MP | |
| RAM | 6GB / 8GB / 16GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 12, ZenUI | Android 16 | |
| Brightness (peak) | 1100 nits | 6000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 146.5×68.1×9.1 mm | 163.7×76.8×8.1 mm | |
| Weight | 169 g | 215 g | |
| Launch price | — | $599 |
ASUS Zenfone 9
- Main: 50MP f/f/1.9
- Ultrawide: 12MP
- Front: 12MP
Vivo iQOO 15
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
ASUS Zenfone 9
- 5.9" Super AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
ASUS Zenfone 9
- 4300 mAh
- Wired: 30W
- No wireless charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
We compared ASUS Zenfone 9 and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads ASUS Zenfone 9 by 61.9% in our overall performance rating.
ASUS Zenfone 9
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 notably outperforms the ASUS Zenfone 9 (94/100 vs 71/100).
display
In the "display" category, the Vivo iQOO 15 notably outperforms the ASUS Zenfone 9 (99/100 vs 84/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the ASUS Zenfone 9 (78/100 vs 36/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the ASUS Zenfone 9 (85/100 vs 30/100).
portability
In the "portability" category, the ASUS Zenfone 9 notably outperforms the Vivo iQOO 15 (66/100 vs 48/100).
Which is better: the ASUS Zenfone 9 or the Vivo iQOO 15?
The Vivo iQOO 15 significantly outperforms the ASUS Zenfone 9 by 30 points (86/100 vs 56/100).
What is the rating of the ASUS Zenfone 9 and the Vivo iQOO 15?
The ASUS Zenfone 9 has a MobileRank rating of 56/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the ASUS Zenfone 9 or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 36/100).
Which is more powerful: the ASUS Zenfone 9 or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 71/100).
Should you choose the ASUS Zenfone 9 over the Vivo iQOO 15?
The ASUS Zenfone 9 is a better fit for active users. The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.