Vivo iQOO Z7 vs Vivo X21i
The Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920, while the Vivo X21i (2018) runs on the MediaTek Helio P60. By overall MobileRank rating, the Vivo iQOO Z7 leads — 26/100 vs 8/100 (a 18-point difference). Key differences: the Vivo iQOO Z7 has the bigger battery (4500 mAh vs 3425); the main camera is 64 MP vs 12 MP.
Vivo iQOO Z7
Vivo X21i
- Bigger battery: 4500 vs 3425 mAh
- Better main camera: 64MP vs 12MP
- Better camera (37/100 vs 6/100)
- Longer battery life (30/100 vs 0/100)
- Better display (50/100 vs 0/100)
- Lighter: 159g vs 173g
- Better design/ergonomics (100/100 vs 83/100)
Comparing the Vivo iQOO Z7 vs the Vivo X21i, the Vivo iQOO Z7 scores 18 points higher (26/100 vs 8/100). In the "camera" category, the Vivo iQOO Z7 leads (37/100 vs 6/100). In the "battery" category, the Vivo iQOO Z7 leads (30/100 vs 0/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, the Vivo iQOO Z7 significantly outperforms the Vivo X21i (50/100 vs 0/100). In the "camera" category, the Vivo iQOO Z7 significantly outperforms the Vivo X21i (37/100 vs 6/100). In the "battery" category, the Vivo iQOO Z7 significantly outperforms the Vivo X21i (30/100 vs 0/100). In the "design" category, the Vivo X21i notably outperforms the Vivo iQOO Z7 (100/100 vs 83/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Vivo iQOO Z7 | Vivo X21i | |
|---|---|---|---|
| Processor | MediaTek Dimensity 920 | MediaTek Helio P60 | |
| AnTuTu | — | 232802 | |
| Geekbench Single | — | 341 | |
| Geekbench Multi | — | 779 | |
| Display | 6.4" AMOLED | 6.3" Super AMOLED | |
| Resolution | 1080x2400 | 1080x2280 | |
| Refresh rate | 90 Hz | — | |
| Battery | 4500 mAh | 3425 mAh | |
| Charging | 44W | — | |
| Main camera | 64 MP | 12 MP | |
| Front camera | 16 MP | 24 MP | |
| RAM | 6GB / 8GB | 4GB / 6GB | |
| Storage | 128GB | 64GB / 128GB | |
| OS | Android 13, Funtouch 13 | Android 8.1 (Oreo); Funtouch 4 | |
| Brightness (peak) | 1300 nits | — | |
| NFC | no | no | |
| Protection | IP54 | — | |
| Dimensions | 158.9×73.5×7.8 mm | 154.4×75.0×7.0 mm | |
| Weight | 173 g | 159 g | |
| Price | — | — |
Vivo iQOO Z7
- Main: 64MP
- Front: 16MP
Vivo X21i
- Main: 12MP f/f/1.8
- Front: 24MP
Vivo iQOO Z7
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Vivo X21i
- 6.3" Super AMOLED
- Resolution: 1080x2280
- Refresh rate: —
Vivo iQOO Z7
- 4500 mAh
- Wired: 44W
- No wireless charging
Vivo X21i
- 3425 mAh
- 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 Z7 significantly outperforms the Vivo X21i (50/100 vs 0/100).
camera
In the "camera" category, the Vivo iQOO Z7 significantly outperforms the Vivo X21i (37/100 vs 6/100).
battery
In the "battery" category, the Vivo iQOO Z7 significantly outperforms the Vivo X21i (30/100 vs 0/100).
design
In the "design" category, the Vivo X21i notably outperforms the Vivo iQOO Z7 (100/100 vs 83/100).
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 X21i?
The Vivo iQOO Z7 is noticeably better than the Vivo X21i — the overall rating gap is 18 points.
What is the rating of the Vivo iQOO Z7 and the Vivo X21i?
The Vivo iQOO Z7 has a MobileRank rating of 26/100, the Vivo X21i — 8/100.
Which has the better camera: the Vivo iQOO Z7 or the Vivo X21i?
The Vivo iQOO Z7 leads on camera score (37/100 vs 6/100).
Should you choose the Vivo iQOO Z7 over the Vivo X21i?
The Vivo iQOO Z7 is a better fit for everyday use. The Vivo X21i is a better fit for everyday use.