Vivo iQOO Z7 vs Vivo Y55 5G
The Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920, while the Vivo Y55 5G (2022) runs on the MediaTek Dimensity 700 5G. By overall MobileRank rating, the Vivo iQOO Z7 leads — 50/100 vs 41/100 (a 9-point difference). Key differences: the Vivo Y55 5G has the bigger battery (5000 mAh vs 4500); the main camera is 64 MP vs 50 MP; the Vivo iQOO Z7 is faster in AnTuTu (750,481 vs 515,647); the Vivo Y55 5G has NFC for contactless payments, the Vivo iQOO Z7 doesn't.
Profile comparison
Category scores
Vivo iQOO Z7
Vivo Y55 5G
What makes Vivo iQOO Z7 better?
- Higher AnTuTu: 750481 vs 515647
- Better Geekbench Single: 936 vs 690
- Better Geekbench Multi: 2318 vs 1736
- Faster charging: 44W vs 18W
- Better main camera: 64MP vs 50MP
- Lighter: 173g vs 187g
- Higher performance (51/100 vs 40/100)
- Better camera (40/100 vs 30/100)
- Better display (69/100 vs 57/100)
- Better portability (77/100 vs 64/100)
What makes Vivo Y55 5G better?
- Bigger battery: 5000 vs 4500 mAh
- Longer battery life (43/100 vs 38/100)
Comparison verdict
Comparing the Vivo iQOO Z7 vs the Vivo Y55 5G, the Vivo iQOO Z7 scores 9 points higher (50/100 vs 41/100). In the "performance" category, the Vivo iQOO Z7 leads (51/100 vs 40/100). In the "camera" category, the Vivo iQOO Z7 leads (40/100 vs 30/100). In the "performance" category, the Vivo iQOO Z7 is a bit better (51/100 vs 40/100). In the "display" category, the Vivo iQOO Z7 is a bit better (69/100 vs 57/100). In the "camera" category, the Vivo iQOO Z7 is a bit better (40/100 vs 30/100). In the "battery" category, the Vivo Y55 5G is a bit better (43/100 vs 38/100). In the "portability" category, the Vivo iQOO Z7 is a bit better (77/100 vs 64/100).
Specs comparison
| Specification | Vivo iQOO Z7 | Vivo Y55 5G | |
|---|---|---|---|
| Processor | MediaTek Dimensity 920 | MediaTek Dimensity 700 5G | |
| AnTuTu | 750481 | 515647 | |
| Geekbench Single | 936 | 690 | |
| Geekbench Multi | 2318 | 1736 | |
| Display | 6.4" AMOLED | 6.6" IPS LCD | |
| Resolution | 1080x2400 | 1080x2408 | |
| Refresh rate | 90 Hz | — | |
| Battery | 4500 mAh | 5000 mAh | |
| Charging | 44W | 18W | |
| Main camera | 64 MP | 50 MP | |
| Front camera | 16 MP | 8 MP | |
| RAM | 6GB / 8GB | 4GB / 6GB | |
| Storage | 128GB | 128GB | |
| OS | Android 13, Funtouch 13 | Android 11, Funtouch 12 | |
| Brightness (peak) | 1300 nits | — | |
| NFC | no | yes | |
| Protection | IP54 | — | |
| Dimensions | 158.9×73.5×7.8 mm | 164.0×75.9×8.3 mm | |
| Weight | 173 g | 187 g | |
| Launch price | — | — |
Camera comparison
Vivo iQOO Z7
- Main: 64MP
- Front: 16MP
Vivo Y55 5G
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
Vivo iQOO Z7
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Vivo Y55 5G
- 6.6" IPS LCD
- Resolution: 1080x2408
- Refresh rate: —
Battery and charging
Vivo iQOO Z7
- 4500 mAh
- Wired: 44W
- No wireless charging
Vivo Y55 5G
- 5000 mAh
- Wired: 18W
- No wireless charging
Overall performance score
We compared Vivo iQOO Z7 and Vivo Y55 5G, covering their specs and all relevant benchmarks.
Vivo iQOO Z7 leads Vivo Y55 5G by 45.5% 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 40/100).
display
In the "display" category, the Vivo iQOO Z7 is a bit better (69/100 vs 57/100).
camera
In the "camera" category, the Vivo iQOO Z7 is a bit better (40/100 vs 30/100).
battery
In the "battery" category, the Vivo Y55 5G is a bit better (43/100 vs 38/100).
portability
In the "portability" category, the Vivo iQOO Z7 is a bit better (77/100 vs 64/100).
Frequently asked questions
Which is better: the Vivo iQOO Z7 or the Vivo Y55 5G?
The Vivo iQOO Z7 edges out the Vivo Y55 5G by just 9 points — the two devices are very close in overall level.
What is the rating of the Vivo iQOO Z7 and the Vivo Y55 5G?
The Vivo iQOO Z7 has a MobileRank rating of 50/100, the Vivo Y55 5G — 41/100.
Which has the better camera: the Vivo iQOO Z7 or the Vivo Y55 5G?
The Vivo iQOO Z7 leads on camera score (40/100 vs 30/100).
Which is more powerful: the Vivo iQOO Z7 or the Vivo Y55 5G?
The Vivo iQOO Z7 leads on performance (51/100 vs 40/100).
Should you choose the Vivo iQOO Z7 over the Vivo Y55 5G?
Neither model stands out enough to recommend it for a specific use case: the clearest difference is portability — better on the Vivo iQOO Z7 (77/100 vs 64/100).