Vivo iQOO Z7 vs Vivo Y21
The Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920, while the Vivo Y21 (2026) runs on the MediaTek Dimensity 6300. By overall MobileRank rating, the Vivo Y21 leads — 30/100 vs 26/100 (a 4-point difference). Key differences: the Vivo Y21 has the bigger battery (6500 mAh vs 4500); the main camera is 64 MP vs 50 MP; the Vivo Y21 has NFC for contactless payments, the Vivo iQOO Z7 doesn't; the Vivo iQOO Z7 is noticeably lighter (173g vs 209g).
Vivo iQOO Z7
Vivo Y21
- Better main camera: 64MP vs 50MP
- Lighter: 173g vs 209g
- Better camera (37/100 vs 24/100)
- Better design/ergonomics (83/100 vs 38/100)
- Bigger battery: 6500 vs 4500 mAh
- Higher refresh rate: 120Hz vs 90Hz
- Longer battery life (54/100 vs 30/100)
- Better display (100/100 vs 50/100)
Comparing the Vivo iQOO Z7 vs the Vivo Y21, the Vivo Y21 scores 4 points higher (30/100 vs 26/100). In the "camera" category, the Vivo iQOO Z7 leads (37/100 vs 24/100). In the "battery" category, the Vivo Y21 leads (54/100 vs 30/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, the Vivo Y21 significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100). In the "camera" category, the Vivo iQOO Z7 is a bit better (37/100 vs 24/100). In the "battery" category, the Vivo Y21 notably outperforms the Vivo iQOO Z7 (54/100 vs 30/100). In the "design" category, the Vivo iQOO Z7 significantly outperforms the Vivo Y21 (83/100 vs 38/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Vivo iQOO Z7 | Vivo Y21 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 920 | MediaTek Dimensity 6300 | |
| AnTuTu | — | 524785 | |
| Geekbench Single | — | 771 | |
| Geekbench Multi | — | 1980 | |
| Display | 6.4" AMOLED | 6.7" IPS LCD | |
| Resolution | 1080x2400 | 720x1600 | |
| Refresh rate | 90 Hz | 120 Hz | |
| Battery | 4500 mAh | 6500 mAh | |
| Charging | 44W | 44W | |
| Main camera | 64 MP | 50 MP | |
| Front camera | 16 MP | 5 MP | |
| RAM | 6GB / 8GB | 4GB / 6GB / 8GB | |
| Storage | 128GB | 128GB | |
| OS | Android 13, Funtouch 13 | Android 16, OriginOS 6 | |
| Brightness (peak) | 1300 nits | 1200 nits | |
| NFC | no | yes | |
| Protection | IP54 | IP65 | |
| Dimensions | 158.9×73.5×7.8 mm | 167.4×77.1×8.4 mm | |
| Weight | 173 g | 209 g | |
| Price | — | — |
Vivo iQOO Z7
- Main: 64MP
- Front: 16MP
Vivo Y21
- Main: 50MP f/f/1.8
- Front: 5MP
Vivo iQOO Z7
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Vivo Y21
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Vivo iQOO Z7
- 4500 mAh
- Wired: 44W
- No wireless charging
Vivo Y21
- 6500 mAh
- Wired: 44W
- No wireless charging
performance
In the "performance" category, both devices are on the same level — 0/100.
display
In the "display" category, the Vivo Y21 significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100).
camera
In the "camera" category, the Vivo iQOO Z7 is a bit better (37/100 vs 24/100).
battery
In the "battery" category, the Vivo Y21 notably outperforms the Vivo iQOO Z7 (54/100 vs 30/100).
design
In the "design" category, the Vivo iQOO Z7 significantly outperforms the Vivo Y21 (83/100 vs 38/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Vivo iQOO Z7 or the Vivo Y21?
The Vivo Y21 edges out the Vivo iQOO Z7 by just 4 points — the two devices are very close in overall level.
What is the rating of the Vivo iQOO Z7 and the Vivo Y21?
The Vivo iQOO Z7 has a MobileRank rating of 26/100, the Vivo Y21 — 30/100.
Which has the better camera: the Vivo iQOO Z7 or the Vivo Y21?
The Vivo iQOO Z7 leads on camera score (37/100 vs 24/100).
Should you choose the Vivo iQOO Z7 over the Vivo Y21?
The Vivo iQOO Z7 is a better fit for everyday use. The Vivo Y21 is a better fit for everyday use.