Samsung Galaxy M21 vs Vivo iQOO Z6 (China)
The Samsung Galaxy M21 (2020) runs on the Exynos 9611, while the Vivo iQOO Z6 (China) (2022) runs on the Qualcomm Snapdragon 778G+ 5G. By overall MobileRank rating, the Vivo iQOO Z6 (China) leads — 31/100 vs 20/100 (a 11-point difference). Key differences: the Samsung Galaxy M21 has the bigger battery (6000 mAh vs 4500); the main camera is 48 MP vs 64 MP; the Vivo iQOO Z6 (China) has NFC for contactless payments, the Samsung Galaxy M21 doesn't.
Samsung Galaxy M21
Vivo iQOO Z6 (China)
- Bigger battery: 6000 vs 4500 mAh
- Lighter: 188g vs 194g
- Longer battery life (45/100 vs 39/100)
- Better design/ergonomics (65/100 vs 57/100)
- Faster charging: 80W vs 15W
- Better main camera: 64MP vs 48MP
- Better camera (34/100 vs 31/100)
- Better display (100/100 vs 0/100)
Comparing the Samsung Galaxy M21 vs the Vivo iQOO Z6 (China), the Vivo iQOO Z6 (China) scores 11 points higher (31/100 vs 20/100). 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 Samsung Galaxy M21 (100/100 vs 0/100). In the "camera" category, the Vivo iQOO Z6 (China) and the Samsung Galaxy M21 are nearly equal (34/100 vs 31/100). In the "battery" category, the Samsung Galaxy M21 is a bit better (45/100 vs 39/100). In the "design" category, the Samsung Galaxy M21 is a bit better (65/100 vs 57/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Samsung Galaxy M21 | Vivo iQOO Z6 (China) | |
|---|---|---|---|
| Processor | Exynos 9611 | Qualcomm Snapdragon 778G+ 5G | |
| AnTuTu | 355351 | — | |
| Geekbench Single | 365 | — | |
| Geekbench Multi | 1107 | — | |
| Display | 6.4" Super AMOLED | 6.6" IPS LCD | |
| Resolution | 1080x2340 | 1080x2388 | |
| Refresh rate | — | 120 Hz | |
| Battery | 6000 mAh | 4500 mAh | |
| Charging | 15W | 80W | |
| Main camera | 48 MP | 64 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 8 MP | |
| RAM | 4GB / 6GB | 8GB / 12GB | |
| Storage | 64GB / 128GB | 128GB / 256GB | |
| OS | Android 10.0; One UI 2 | Android 12, Origin OS Ocean | |
| Brightness (peak) | 420 nits | 650 nits | |
| NFC | no | yes | |
| Dimensions | 159.0×75.1×8.9 mm | 164.0×75.8×8.6 mm | |
| Weight | 188 g | 194 g | |
| Price | — | — |
Samsung Galaxy M21
- Main: 48MP f/f/2.0
- Ultrawide: 8MP
- Front: 20MP
Vivo iQOO Z6 (China)
- Main: 64MP f/f/1.8
- Front: 8MP
Samsung Galaxy M21
- 6.4" Super AMOLED
- Resolution: 1080x2340
- Refresh rate: —
Vivo iQOO Z6 (China)
- 6.6" IPS LCD
- Resolution: 1080x2388
- Refresh rate: 120 Hz
Samsung Galaxy M21
- 6000 mAh
- Wired: 15W
- No wireless charging
Vivo iQOO Z6 (China)
- 4500 mAh
- Wired: 80W
- 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 Samsung Galaxy M21 (100/100 vs 0/100).
camera
In the "camera" category, the Vivo iQOO Z6 (China) and the Samsung Galaxy M21 are nearly equal (34/100 vs 31/100).
battery
In the "battery" category, the Samsung Galaxy M21 is a bit better (45/100 vs 39/100).
design
In the "design" category, the Samsung Galaxy M21 is a bit better (65/100 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 Samsung Galaxy M21 or the Vivo iQOO Z6 (China)?
The Vivo iQOO Z6 (China) is noticeably better than the Samsung Galaxy M21 — the overall rating gap is 11 points.
What is the rating of the Samsung Galaxy M21 and the Vivo iQOO Z6 (China)?
The Samsung Galaxy M21 has a MobileRank rating of 20/100, the Vivo iQOO Z6 (China) — 31/100.
Should you choose the Samsung Galaxy M21 over the Vivo iQOO Z6 (China)?
The Samsung Galaxy M21 is a better fit for everyday use. The Vivo iQOO Z6 (China) is a better fit for everyday use.