Samsung Galaxy S21 Ultra vs Vivo iQOO Z6 (China)
The Samsung Galaxy S21 Ultra (2021) runs on the Samsung Exynos 2100, while the Vivo iQOO Z6 (China) (2022) runs on the Qualcomm Snapdragon 778G+ 5G. By overall MobileRank rating, the Samsung Galaxy S21 Ultra leads — 37/100 vs 31/100 (a 6-point difference). Key differences: the Samsung Galaxy S21 Ultra has the bigger battery (5000 mAh vs 4500); the main camera is 108 MP vs 64 MP; the Vivo iQOO Z6 (China) is noticeably lighter (194g vs 228g).
Samsung Galaxy S21 Ultra
Vivo iQOO Z6 (China)
- Bigger battery: 5000 vs 4500 mAh
- Better main camera: 108MP vs 64MP
- Higher performance (10/100 vs 0/100)
- Better camera (55/100 vs 34/100)
- Longer battery life (40/100 vs 39/100)
- Faster charging: 80W vs 25W
- Lighter: 194g vs 228g
- Better design/ergonomics (57/100 vs 15/100)
- Better value for money (55/100 vs 27/100)
Comparing the Samsung Galaxy S21 Ultra vs the Vivo iQOO Z6 (China), the Samsung Galaxy S21 Ultra scores 6 points higher (37/100 vs 31/100). In the "performance" category, the Samsung Galaxy S21 Ultra leads (10/100 vs 0/100). In the "camera" category, the Samsung Galaxy S21 Ultra leads (55/100 vs 34/100). In the "value for money" category, the Vivo iQOO Z6 (China) leads (55/100 vs 27/100). In the "performance" category, the Samsung Galaxy S21 Ultra is a bit better (10/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Samsung Galaxy S21 Ultra notably outperforms the Vivo iQOO Z6 (China) (55/100 vs 34/100). In the "battery" category, the Samsung Galaxy S21 Ultra and the Vivo iQOO Z6 (China) are nearly equal (40/100 vs 39/100). In the "design" category, the Vivo iQOO Z6 (China) significantly outperforms the Samsung Galaxy S21 Ultra (57/100 vs 15/100). In the "value for money" category, the Vivo iQOO Z6 (China) notably outperforms the Samsung Galaxy S21 Ultra (55/100 vs 27/100).
| Specification | Samsung Galaxy S21 Ultra | Vivo iQOO Z6 (China) | |
|---|---|---|---|
| Processor | Samsung Exynos 2100 | Qualcomm Snapdragon 778G+ 5G | |
| AnTuTu | 1074182 | — | |
| Geekbench Single | 1435 | — | |
| Geekbench Multi | 3555 | — | |
| Display | 6.8" AMOLED | 6.6" IPS LCD | |
| Resolution | 3200x1440 | 1080x2388 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5000 mAh | 4500 mAh | |
| Charging | 25W | 80W | |
| Wireless charging | 15W | 0W | |
| DXOMark (camera) | 117 | — | |
| Main camera | 108 MP | 64 MP | |
| Ultrawide | 12 MP | 0 MP | |
| Telephoto | 10 MP | 0 MP | |
| Front camera | 40 MP | 8 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 128GB / 256GB / 512GB | 128GB / 256GB | |
| OS | Android 11 | Android 12, Origin OS Ocean | |
| Brightness (peak) | — | 650 nits | |
| NFC | — | yes | |
| Dimensions | — | 164.0×75.8×8.6 mm | |
| Weight | 228 g | 194 g | |
| Price | $1199 | — |
Samsung Galaxy S21 Ultra
- Main: 108MP f/1.8
- Ultrawide: 12MP
- Telephoto: 10MP
- Front: 40MP
Vivo iQOO Z6 (China)
- Main: 64MP f/f/1.8
- Front: 8MP
Samsung Galaxy S21 Ultra
- 6.8" AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Vivo iQOO Z6 (China)
- 6.6" IPS LCD
- Resolution: 1080x2388
- Refresh rate: 120 Hz
Samsung Galaxy S21 Ultra
- 5000 mAh
- Wired: 25W
- Wireless: 15W
Vivo iQOO Z6 (China)
- 4500 mAh
- Wired: 80W
- No wireless charging
Vivo iQOO Z6 (China)
Price unknownperformance
In the "performance" category, the Samsung Galaxy S21 Ultra is a bit better (10/100 vs 0/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Samsung Galaxy S21 Ultra notably outperforms the Vivo iQOO Z6 (China) (55/100 vs 34/100).
battery
In the "battery" category, the Samsung Galaxy S21 Ultra and the Vivo iQOO Z6 (China) are nearly equal (40/100 vs 39/100).
design
In the "design" category, the Vivo iQOO Z6 (China) significantly outperforms the Samsung Galaxy S21 Ultra (57/100 vs 15/100).
value for money
In the "value for money" category, the Vivo iQOO Z6 (China) notably outperforms the Samsung Galaxy S21 Ultra (55/100 vs 27/100).
Which is better: the Samsung Galaxy S21 Ultra or the Vivo iQOO Z6 (China)?
The Samsung Galaxy S21 Ultra edges out the Vivo iQOO Z6 (China) by just 6 points — the two devices are very close in overall level.
What is the rating of the Samsung Galaxy S21 Ultra and the Vivo iQOO Z6 (China)?
The Samsung Galaxy S21 Ultra has a MobileRank rating of 37/100, the Vivo iQOO Z6 (China) — 31/100.
Which has the better camera: the Samsung Galaxy S21 Ultra or the Vivo iQOO Z6 (China)?
The Samsung Galaxy S21 Ultra leads on camera score (55/100 vs 34/100).
Which is more powerful: the Samsung Galaxy S21 Ultra or the Vivo iQOO Z6 (China)?
The Samsung Galaxy S21 Ultra leads on performance (10/100 vs 0/100).
Should you choose the Samsung Galaxy S21 Ultra over the Vivo iQOO Z6 (China)?
The Samsung Galaxy S21 Ultra is a better fit for everyday use. The Vivo iQOO Z6 (China) is a better fit for everyday use.