Oppo A55s 5G vs Vivo iQOO Z7
The Oppo A55s 5G (2021) runs on the Qualcomm Snapdragon 480, while the Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920. By overall MobileRank rating, the Vivo iQOO Z7 leads — 50/100 vs 33/100 (a 17-point difference). Key differences: the Vivo iQOO Z7 has the bigger battery (4500 mAh vs 4000); the main camera is 13 MP vs 64 MP; the Vivo iQOO Z7 is faster in AnTuTu (750,481 vs 435,710).
Profile comparison
Category scores
Oppo A55s 5G
Vivo iQOO Z7
What makes Oppo A55s 5G better?
- Overall rating 33/100
What makes Vivo iQOO Z7 better?
- Higher AnTuTu: 750481 vs 435710
- Better Geekbench Single: 936 vs 689
- Better Geekbench Multi: 2318 vs 1597
- Bigger battery: 4500 vs 4000 mAh
- Better main camera: 64MP vs 13MP
- Lighter: 173g vs 178g
- Higher performance (51/100 vs 38/100)
- Better camera (40/100 vs 10/100)
- Longer battery life (38/100 vs 32/100)
- Better display (69/100 vs 54/100)
- Better portability (77/100 vs 70/100)
Comparison verdict
Comparing the Oppo A55s 5G vs the Vivo iQOO Z7, the Vivo iQOO Z7 scores 17 points higher (50/100 vs 33/100). In the "performance" category, the Vivo iQOO Z7 leads (51/100 vs 38/100). In the "camera" category, the Vivo iQOO Z7 leads (40/100 vs 10/100). In the "performance" category, the Vivo iQOO Z7 is a bit better (51/100 vs 38/100). In the "display" category, the Vivo iQOO Z7 notably outperforms the Oppo A55s 5G (69/100 vs 54/100). In the "camera" category, the Vivo iQOO Z7 significantly outperforms the Oppo A55s 5G (40/100 vs 10/100). In the "battery" category, the Vivo iQOO Z7 is a bit better (38/100 vs 32/100). In the "portability" category, the Vivo iQOO Z7 is a bit better (77/100 vs 70/100).
Specs comparison
| Specification | Oppo A55s 5G | Vivo iQOO Z7 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 480 | MediaTek Dimensity 920 | |
| AnTuTu | 435710 | 750481 | |
| Geekbench Single | 689 | 936 | |
| Geekbench Multi | 1597 | 2318 | |
| Display | 6.5" LCD IPS | 6.4" AMOLED | |
| Resolution | 1080x2400 | 1080x2400 | |
| Refresh rate | 90 Hz | 90 Hz | |
| Battery | 4000 mAh | 4500 mAh | |
| Charging | — | 44W | |
| Main camera | 13 MP | 64 MP | |
| Front camera | 8 MP | 16 MP | |
| RAM | — | 6GB / 8GB | |
| Storage | 64GB | 128GB | |
| OS | Android 11 Red Velvet Cake | Android 13, Funtouch 13 | |
| Brightness (peak) | 550 nits | 1300 nits | |
| NFC | no | no | |
| Protection | IP68 | IP54 | |
| Dimensions | 162.1×74.7×8.2 mm | 158.9×73.5×7.8 mm | |
| Weight | 178 g | 173 g | |
| Launch price | — | — |
Camera comparison
Oppo A55s 5G
- Main: 13MP
- Front: 8MP
Vivo iQOO Z7
- Main: 64MP
- Front: 16MP
Display comparison
Oppo A55s 5G
- 6.5" LCD IPS
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Vivo iQOO Z7
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Battery and charging
Oppo A55s 5G
- 4000 mAh
- Wireless charging: no data
Vivo iQOO Z7
- 4500 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Oppo A55s 5G and Vivo iQOO Z7, covering their specs and all relevant benchmarks.
Vivo iQOO Z7 leads Oppo A55s 5G by 41.9% in our overall performance rating.
Benchmarks
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO Z7 is a bit better (51/100 vs 38/100).
display
In the "display" category, the Vivo iQOO Z7 notably outperforms the Oppo A55s 5G (69/100 vs 54/100).
camera
In the "camera" category, the Vivo iQOO Z7 significantly outperforms the Oppo A55s 5G (40/100 vs 10/100).
battery
In the "battery" category, the Vivo iQOO Z7 is a bit better (38/100 vs 32/100).
portability
In the "portability" category, the Vivo iQOO Z7 is a bit better (77/100 vs 70/100).
Frequently asked questions
Which is better: the Oppo A55s 5G or the Vivo iQOO Z7?
The Vivo iQOO Z7 is noticeably better than the Oppo A55s 5G — the overall rating gap is 17 points.
What is the rating of the Oppo A55s 5G and the Vivo iQOO Z7?
The Oppo A55s 5G has a MobileRank rating of 33/100, the Vivo iQOO Z7 — 50/100.
Which has the better camera: the Oppo A55s 5G or the Vivo iQOO Z7?
The Vivo iQOO Z7 leads on camera score (40/100 vs 10/100).
Which is more powerful: the Oppo A55s 5G or the Vivo iQOO Z7?
The Vivo iQOO Z7 leads on performance (51/100 vs 38/100).
Should you choose the Oppo A55s 5G over the Vivo iQOO Z7?
Neither model stands out enough to recommend it for a specific use case: the clearest difference is camera — better on the Vivo iQOO Z7 (40/100 vs 10/100).