Samsung Galaxy A91 vs Vivo iQOO Z7
The Samsung Galaxy A91 (2021) runs on the Qualcomm Snapdragon 855, 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 main camera is 48 MP vs 64 MP.
Samsung Galaxy A91
Vivo iQOO Z7
- Faster charging: 45W vs 44W
- Higher performance (1/100 vs 0/100)
- Better main camera: 64MP vs 48MP
- Better display (50/100 vs 0/100)
- Better design/ergonomics (83/100 vs 50/100)
Comparing the Samsung Galaxy A91 vs the Vivo iQOO Z7, the Vivo iQOO Z7 scores 7 points higher (26/100 vs 19/100). In the "performance" category, the Samsung Galaxy A91 and the Vivo iQOO Z7 are nearly equal (1/100 vs 0/100). In the "display" category, the Vivo iQOO Z7 significantly outperforms the Samsung Galaxy A91 (50/100 vs 0/100). In the "camera" category, both devices are on the same level — 37/100. In the "battery" category, both devices are on the same level — 30/100. In the "design" category, the Vivo iQOO Z7 significantly outperforms the Samsung Galaxy A91 (83/100 vs 50/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Samsung Galaxy A91 | Vivo iQOO Z7 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 855 | MediaTek Dimensity 920 | |
| AnTuTu | 824513 | — | |
| Geekbench Single | 968 | — | |
| Geekbench Multi | 2731 | — | |
| Display | 6.7" Super AMOLED | 6.4" AMOLED | |
| Resolution | 1080x2400 | 1080x2400 | |
| Refresh rate | — | 90 Hz | |
| Battery | 4500 mAh | 4500 mAh | |
| Charging | 45W | 44W | |
| Main camera | 48 MP | 64 MP | |
| Ultrawide | 12 MP | 0 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 8GB | 6GB / 8GB | |
| Storage | 128GB | 128GB | |
| OS | Android 10, One UI | Android 13, Funtouch 13 | |
| Brightness (peak) | — | 1300 nits | |
| NFC | no | no | |
| Protection | — | IP54 | |
| Dimensions | — | 158.9×73.5×7.8 mm | |
| Weight | — | 173 g | |
| Price | — | — |
Samsung Galaxy A91
- Main: 48MP f/f/2.0
- Ultrawide: 12MP
- Front: 32MP
Vivo iQOO Z7
- Main: 64MP
- Front: 16MP
Samsung Galaxy A91
- 6.7" Super AMOLED
- Resolution: 1080x2400
- Refresh rate: —
Vivo iQOO Z7
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Samsung Galaxy A91
- 4500 mAh
- Wired: 45W
- No wireless charging
Vivo iQOO Z7
- 4500 mAh
- Wired: 44W
- No wireless charging
performance
In the "performance" category, the Samsung Galaxy A91 and the Vivo iQOO Z7 are nearly equal (1/100 vs 0/100).
display
In the "display" category, the Vivo iQOO Z7 significantly outperforms the Samsung Galaxy A91 (50/100 vs 0/100).
camera
In the "camera" category, both devices are on the same level — 37/100.
battery
In the "battery" category, both devices are on the same level — 30/100.
design
In the "design" category, the Vivo iQOO Z7 significantly outperforms the Samsung Galaxy A91 (83/100 vs 50/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Samsung Galaxy A91 or the Vivo iQOO Z7?
The Vivo iQOO Z7 edges out the Samsung Galaxy A91 by just 7 points — the two devices are very close in overall level.
What is the rating of the Samsung Galaxy A91 and the Vivo iQOO Z7?
The Samsung Galaxy A91 has a MobileRank rating of 19/100, the Vivo iQOO Z7 — 26/100.
Should you choose the Samsung Galaxy A91 over the Vivo iQOO Z7?
The Samsung Galaxy A91 is a better fit for everyday use. The Vivo iQOO Z7 is a better fit for everyday use.