ASUS ROG Phone II vs Vivo iQOO 15 Ultra
The ASUS ROG Phone II (2019) runs on the Qualcomm Snapdragon 855+, 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 57/100 (a 32-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 6000); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 859,084).
ASUS ROG Phone II
Vivo iQOO 15 Ultra
- Overall rating 57/100
- Higher AnTuTu: 4602290 vs 859084
- Better Geekbench Single: 3640 vs 1031
- Better Geekbench Multi: 11033 vs 2864
- Bigger battery: 7400 vs 6000 mAh
- Faster charging: 120W vs 30W
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 227g vs 240g
- Higher performance (99/100 vs 55/100)
- Longer battery life (92/100 vs 53/100)
- Better display (99/100 vs 79/100)
- Better portability (35/100 vs 20/100)
Comparing the ASUS ROG Phone II vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 32 points higher (89/100 vs 57/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 55/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 53/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the ASUS ROG Phone II (99/100 vs 55/100). In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the ASUS ROG Phone II (99/100 vs 79/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the ASUS ROG Phone II (92/100 vs 53/100). In the "portability" category, the Vivo iQOO 15 Ultra notably outperforms the ASUS ROG Phone II (35/100 vs 20/100).
| Specification | ASUS ROG Phone II | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 855+ | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 859084 | 4602290 | |
| Geekbench Single | 1031 | 3640 | |
| Geekbench Multi | 2864 | 11033 | |
| Display | 6.6" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2340 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 6000 mAh | 7400 mAh | |
| Charging | 30W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | — | 50 MP | |
| Ultrawide | 48 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 24 MP | 32 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB / 24GB | |
| Storage | 128GB / 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 9.0 (Pie), ROG UI | Android 16 | |
| Brightness (peak) | — | 8000 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 171.0×77.6×9.5 mm | 163.7×76.8×8.7 mm | |
| Weight | 240 g | 227 g | |
| Launch price | — | $799 |
ASUS ROG Phone II
- Main: —
- Ultrawide: 48MP
- Front: 24MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
ASUS ROG Phone II
- 6.6" AMOLED
- Resolution: 1080x2340
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
ASUS ROG Phone II
- 6000 mAh
- Wired: 30W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared ASUS ROG Phone II and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads ASUS ROG Phone II by 81.3% in our overall performance rating.
ASUS ROG Phone II
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the ASUS ROG Phone II (99/100 vs 55/100).
display
In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the ASUS ROG Phone II (99/100 vs 79/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the ASUS ROG Phone II (92/100 vs 53/100).
portability
In the "portability" category, the Vivo iQOO 15 Ultra notably outperforms the ASUS ROG Phone II (35/100 vs 20/100).
Which is better: the ASUS ROG Phone II or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the ASUS ROG Phone II by 32 points (89/100 vs 57/100).
What is the rating of the ASUS ROG Phone II and the Vivo iQOO 15 Ultra?
The ASUS ROG Phone II has a MobileRank rating of 57/100, the Vivo iQOO 15 Ultra — 89/100.
Which is more powerful: the ASUS ROG Phone II or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 55/100).
Should you choose the ASUS ROG Phone II over the Vivo iQOO 15 Ultra?
The ASUS ROG Phone II is a better fit for everyday use. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.