ASUS Zenfone V V520KL vs Vivo X300 Ultra
The ASUS Zenfone V V520KL (2017) runs on the Qualcomm Snapdragon 820, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 25/100 (a 66-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 3000); the main camera is 23 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 333,877).
ASUS Zenfone V V520KL
Vivo X300 Ultra
- Better portability (70/100 vs 39/100)
- Higher AnTuTu: 4247433 vs 333877
- Better Geekbench Single: 3640 vs 356
- Better Geekbench Multi: 11033 vs 615
- Bigger battery: 7000 vs 3000 mAh
- Better main camera: 200MP vs 23MP
- Higher refresh rate: 120Hz vs 60Hz
- Higher performance (99/100 vs 21/100)
- Better camera (96/100 vs 15/100)
- Longer battery life (85/100 vs 12/100)
- Better display (89/100 vs 58/100)
Comparing the ASUS Zenfone V V520KL vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 66 points higher (91/100 vs 25/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 21/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 15/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 12/100). In the "performance" category, the Vivo X300 Ultra significantly outperforms the ASUS Zenfone V V520KL (99/100 vs 21/100). In the "display" category, the Vivo X300 Ultra significantly outperforms the ASUS Zenfone V V520KL (89/100 vs 58/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the ASUS Zenfone V V520KL (96/100 vs 15/100). In the "battery" category, the Vivo X300 Ultra significantly outperforms the ASUS Zenfone V V520KL (85/100 vs 12/100). In the "portability" category, the ASUS Zenfone V V520KL significantly outperforms the Vivo X300 Ultra (70/100 vs 39/100).
| Specification | ASUS Zenfone V V520KL | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 820 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 333877 | 4247433 | |
| Geekbench Single | 356 | 3640 | |
| Geekbench Multi | 615 | 11033 | |
| Display | 5.2" AMOLED | 6.8" LTPO OLED | |
| Resolution | 1080x1920 | 3168x1440 | |
| Refresh rate | 60 Hz | 120 Hz | |
| Battery | 3000 mAh | 7000 mAh | |
| Charging | — | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 23 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 4GB | 12GB / 16GB | |
| Storage | 32GB | 256GB / 512GB / 1TB | |
| OS | Android 7.0 Nougat | Android 16 | |
| NFC | yes | yes | |
| Protection | — | IP69 | |
| Dimensions | 146.6×72.6×7.6 mm | 163.0×76.8×8.2 mm | |
| Weight | — | 230 g | |
| Launch price | — | $950 |
ASUS Zenfone V V520KL
- Main: 23MP
- Front: 8MP
Vivo X300 Ultra
- Main: 200MP f/f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
ASUS Zenfone V V520KL
- 5.2" AMOLED
- Resolution: 1080x1920
- Refresh rate: 60 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
ASUS Zenfone V V520KL
- 3000 mAh
- No wireless charging
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
We compared ASUS Zenfone V V520KL and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads ASUS Zenfone V V520KL by 92.1% in our overall performance rating.
ASUS Zenfone V V520KL
Price unknownperformance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the ASUS Zenfone V V520KL (99/100 vs 21/100).
display
In the "display" category, the Vivo X300 Ultra significantly outperforms the ASUS Zenfone V V520KL (89/100 vs 58/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the ASUS Zenfone V V520KL (96/100 vs 15/100).
battery
In the "battery" category, the Vivo X300 Ultra significantly outperforms the ASUS Zenfone V V520KL (85/100 vs 12/100).
portability
In the "portability" category, the ASUS Zenfone V V520KL significantly outperforms the Vivo X300 Ultra (70/100 vs 39/100).
Which is better: the ASUS Zenfone V V520KL or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the ASUS Zenfone V V520KL by 66 points (91/100 vs 25/100).
What is the rating of the ASUS Zenfone V V520KL and the Vivo X300 Ultra?
The ASUS Zenfone V V520KL has a MobileRank rating of 25/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the ASUS Zenfone V V520KL or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 15/100).
Which is more powerful: the ASUS Zenfone V V520KL or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 21/100).
Should you choose the ASUS Zenfone V V520KL over the Vivo X300 Ultra?
The ASUS Zenfone V V520KL is a better fit for everyday use. The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.