Samsung Galaxy A21s vs Vivo iQOO Z7
The Samsung Galaxy A21s (2020) runs on the Exynos 850, while the Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920. By overall MobileRank rating, the Vivo iQOO Z7 leads — 26/100 vs 19/100 (a 7-point difference). Key differences: the Samsung Galaxy A21s has the bigger battery (5000 mAh vs 4500); the main camera is 48 MP vs 64 MP; the Samsung Galaxy A21s has NFC for contactless payments, the Vivo iQOO Z7 doesn't; the Vivo iQOO Z7 is noticeably lighter (173g vs 192g).
Samsung Galaxy A21s
Vivo iQOO Z7
- Bigger battery: 5000 vs 4500 mAh
- Longer battery life (36/100 vs 30/100)
- Better value for money (95/100 vs 55/100)
- Better main camera: 64MP vs 48MP
- Higher refresh rate: 90Hz vs 60Hz
- Lighter: 173g vs 192g
- Better camera (37/100 vs 25/100)
- Better display (50/100 vs 0/100)
- Better design/ergonomics (83/100 vs 60/100)
Comparing the Samsung Galaxy A21s vs the Vivo iQOO Z7, the Vivo iQOO Z7 scores 7 points higher (26/100 vs 19/100). In the "camera" category, the Vivo iQOO Z7 leads (37/100 vs 25/100). In the "value for money" category, the Samsung Galaxy A21s leads (95/100 vs 55/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, the Vivo iQOO Z7 significantly outperforms the Samsung Galaxy A21s (50/100 vs 0/100). In the "camera" category, the Vivo iQOO Z7 is a bit better (37/100 vs 25/100). In the "battery" category, the Samsung Galaxy A21s is a bit better (36/100 vs 30/100). In the "design" category, the Vivo iQOO Z7 notably outperforms the Samsung Galaxy A21s (83/100 vs 60/100). In the "value for money" category, the Samsung Galaxy A21s significantly outperforms the Vivo iQOO Z7 (95/100 vs 55/100).
| Specification | Samsung Galaxy A21s | Vivo iQOO Z7 | |
|---|---|---|---|
| Processor | Exynos 850 | MediaTek Dimensity 920 | |
| AnTuTu | 234339 | — | |
| Geekbench Single | 300 | — | |
| Geekbench Multi | 836 | — | |
| Display | 6.5" IPS LCD | 6.4" AMOLED | |
| Resolution | — | 1080x2400 | |
| Refresh rate | 60 Hz | 90 Hz | |
| Battery | 5000 mAh | 4500 mAh | |
| Charging | — | 44W | |
| Main camera | 48 MP | 64 MP | |
| Front camera | 13 MP | 16 MP | |
| RAM | 3GB / 4GB / 6GB | 6GB / 8GB | |
| Storage | 32GB / 64GB | 128GB | |
| OS | — | Android 13, Funtouch 13 | |
| Brightness (peak) | — | 1300 nits | |
| NFC | yes | no | |
| Protection | — | IP54 | |
| Dimensions | 163.7×75.3×8.9 mm | 158.9×73.5×7.8 mm | |
| Weight | 192 g | 173 g | |
| Price | $215 | — |
Samsung Galaxy A21s
- Main: 48MP
- Front: 13MP
Vivo iQOO Z7
- Main: 64MP
- Front: 16MP
Samsung Galaxy A21s
- 6.5" IPS LCD
- Refresh rate: 60 Hz
Vivo iQOO Z7
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Samsung Galaxy A21s
- 5000 mAh
- No wireless charging
Vivo iQOO Z7
- 4500 mAh
- Wired: 44W
- No wireless charging
Vivo iQOO Z7
Price unknownperformance
In the "performance" category, both devices are on the same level — 0/100.
display
In the "display" category, the Vivo iQOO Z7 significantly outperforms the Samsung Galaxy A21s (50/100 vs 0/100).
camera
In the "camera" category, the Vivo iQOO Z7 is a bit better (37/100 vs 25/100).
battery
In the "battery" category, the Samsung Galaxy A21s is a bit better (36/100 vs 30/100).
design
In the "design" category, the Vivo iQOO Z7 notably outperforms the Samsung Galaxy A21s (83/100 vs 60/100).
value for money
In the "value for money" category, the Samsung Galaxy A21s significantly outperforms the Vivo iQOO Z7 (95/100 vs 55/100).
Which is better: the Samsung Galaxy A21s or the Vivo iQOO Z7?
The Vivo iQOO Z7 edges out the Samsung Galaxy A21s by just 7 points — the two devices are very close in overall level.
What is the rating of the Samsung Galaxy A21s and the Vivo iQOO Z7?
The Samsung Galaxy A21s has a MobileRank rating of 19/100, the Vivo iQOO Z7 — 26/100.
Which has the better camera: the Samsung Galaxy A21s or the Vivo iQOO Z7?
The Vivo iQOO Z7 leads on camera score (37/100 vs 25/100).
Should you choose the Samsung Galaxy A21s over the Vivo iQOO Z7?
The Samsung Galaxy A21s is a better fit for budget-conscious buyers. The Vivo iQOO Z7 is a better fit for everyday use.