Vivo iQOO Z6 (China) vs Vivo X51 5G
The Vivo iQOO Z6 (China) (2022) runs on the Qualcomm Snapdragon 778G+ 5G, while the Vivo X51 5G (2020) runs on the Qualcomm Snapdragon 765G. By overall MobileRank rating, the Vivo iQOO Z6 (China) leads — 31/100 vs 25/100 (a 6-point difference). Key differences: the Vivo iQOO Z6 (China) has the bigger battery (4500 mAh vs 4315); the main camera is 64 MP vs 48 MP.
Vivo iQOO Z6 (China)
Vivo X51 5G
- Bigger battery: 4500 vs 4315 mAh
- Faster charging: 80W vs 33W
- Better main camera: 64MP vs 48MP
- Higher refresh rate: 120Hz vs 90Hz
- Longer battery life (39/100 vs 22/100)
- Better display (100/100 vs 50/100)
- Lighter: 181g vs 194g
- Better camera (38/100 vs 34/100)
- Better design/ergonomics (73/100 vs 57/100)
Comparing the Vivo iQOO Z6 (China) vs the Vivo X51 5G, the Vivo iQOO Z6 (China) scores 6 points higher (31/100 vs 25/100). In the "battery" category, the Vivo iQOO Z6 (China) leads (39/100 vs 22/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, the Vivo iQOO Z6 (China) significantly outperforms the Vivo X51 5G (100/100 vs 50/100). In the "camera" category, the Vivo X51 5G and the Vivo iQOO Z6 (China) are nearly equal (38/100 vs 34/100). In the "battery" category, the Vivo iQOO Z6 (China) notably outperforms the Vivo X51 5G (39/100 vs 22/100). In the "design" category, the Vivo X51 5G notably outperforms the Vivo iQOO Z6 (China) (73/100 vs 57/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Vivo iQOO Z6 (China) | Vivo X51 5G | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 778G+ 5G | Qualcomm Snapdragon 765G | |
| AnTuTu | — | 597974 | |
| Geekbench Single | — | 799 | |
| Geekbench Multi | — | 1836 | |
| Display | 6.6" IPS LCD | 6.6" AMOLED | |
| Resolution | 1080x2388 | 1080x2376 | |
| Refresh rate | 120 Hz | 90 Hz | |
| Battery | 4500 mAh | 4315 mAh | |
| Charging | 80W | 33W | |
| Main camera | 64 MP | 48 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Telephoto | 0 MP | 8 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 8GB / 12GB | 8GB | |
| Storage | 128GB / 256GB | 256GB | |
| OS | Android 12, Origin OS Ocean | Android 10, Funtouch 10.0 | |
| Brightness (peak) | 650 nits | — | |
| NFC | yes | yes | |
| Dimensions | 164.0×75.8×8.6 mm | 158.5×72.8×8.0 mm | |
| Weight | 194 g | 181 g | |
| Price | — | — |
Vivo iQOO Z6 (China)
- Main: 64MP f/f/1.8
- Front: 8MP
Vivo X51 5G
- Main: 48MP f/f/1.6
- Ultrawide: 8MP
- Telephoto: 8MP
- Front: 32MP
Vivo iQOO Z6 (China)
- 6.6" IPS LCD
- Resolution: 1080x2388
- Refresh rate: 120 Hz
Vivo X51 5G
- 6.6" AMOLED
- Resolution: 1080x2376
- Refresh rate: 90 Hz
Vivo iQOO Z6 (China)
- 4500 mAh
- Wired: 80W
- No wireless charging
Vivo X51 5G
- 4315 mAh
- Wired: 33W
- No wireless charging
performance
In the "performance" category, both devices are on the same level — 0/100.
display
In the "display" category, the Vivo iQOO Z6 (China) significantly outperforms the Vivo X51 5G (100/100 vs 50/100).
camera
In the "camera" category, the Vivo X51 5G and the Vivo iQOO Z6 (China) are nearly equal (38/100 vs 34/100).
battery
In the "battery" category, the Vivo iQOO Z6 (China) notably outperforms the Vivo X51 5G (39/100 vs 22/100).
design
In the "design" category, the Vivo X51 5G notably outperforms the Vivo iQOO Z6 (China) (73/100 vs 57/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Vivo iQOO Z6 (China) or the Vivo X51 5G?
The Vivo iQOO Z6 (China) edges out the Vivo X51 5G by just 6 points — the two devices are very close in overall level.
What is the rating of the Vivo iQOO Z6 (China) and the Vivo X51 5G?
The Vivo iQOO Z6 (China) has a MobileRank rating of 31/100, the Vivo X51 5G — 25/100.
Should you choose the Vivo iQOO Z6 (China) over the Vivo X51 5G?
The Vivo iQOO Z6 (China) is a better fit for everyday use. The Vivo X51 5G is a better fit for everyday use.