Vivo iQOO Z7 vs Vivo Y400 4G
The Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920, while the Vivo Y400 4G (2025) runs on the Qualcomm Snapdragon 685. By overall MobileRank rating, the Vivo iQOO Z7 leads — 50/100 vs 44/100 (a 6-point difference). Key differences: the Vivo Y400 4G has the bigger battery (6000 mAh vs 4500); the main camera is 64 MP vs 50 MP; the Vivo iQOO Z7 is faster in AnTuTu (750,481 vs 476,175); the Vivo Y400 4G has NFC for contactless payments, the Vivo iQOO Z7 doesn't; the Vivo iQOO Z7 is noticeably lighter (173g vs 197g).
Profile comparison
Category scores
Vivo iQOO Z7
Vivo Y400 4G
What makes Vivo iQOO Z7 better?
- Higher AnTuTu: 750481 vs 476175
- Better Geekbench Single: 936 vs 466
- Better Geekbench Multi: 2318 vs 1396
- Better main camera: 64MP vs 50MP
- Lighter: 173g vs 197g
- Higher performance (51/100 vs 34/100)
- Better camera (40/100 vs 30/100)
- Better portability (77/100 vs 62/100)
What makes Vivo Y400 4G better?
- Bigger battery: 6000 vs 4500 mAh
- Higher refresh rate: 120Hz vs 90Hz
- Longer battery life (56/100 vs 38/100)
- Better display (79/100 vs 69/100)
Comparison verdict
Comparing the Vivo iQOO Z7 vs the Vivo Y400 4G, the Vivo iQOO Z7 scores 6 points higher (50/100 vs 44/100). In the "performance" category, the Vivo iQOO Z7 leads (51/100 vs 34/100). In the "camera" category, the Vivo iQOO Z7 leads (40/100 vs 30/100). In the "battery" category, the Vivo Y400 4G leads (56/100 vs 38/100). In the "performance" category, the Vivo iQOO Z7 notably outperforms the Vivo Y400 4G (51/100 vs 34/100). In the "display" category, the Vivo Y400 4G is a bit better (79/100 vs 69/100). In the "camera" category, the Vivo iQOO Z7 is a bit better (40/100 vs 30/100). In the "battery" category, the Vivo Y400 4G notably outperforms the Vivo iQOO Z7 (56/100 vs 38/100). In the "portability" category, the Vivo iQOO Z7 notably outperforms the Vivo Y400 4G (77/100 vs 62/100).
Specs comparison
| Specification | Vivo iQOO Z7 | Vivo Y400 4G | |
|---|---|---|---|
| Processor | MediaTek Dimensity 920 | Qualcomm Snapdragon 685 | |
| AnTuTu | 750481 | 476175 | |
| Geekbench Single | 936 | 466 | |
| Geekbench Multi | 2318 | 1396 | |
| Display | 6.4" AMOLED | 6.7" AMOLED | |
| Resolution | 1080x2400 | 1080x2400 | |
| Refresh rate | 90 Hz | 120 Hz | |
| Battery | 4500 mAh | 6000 mAh | |
| Charging | 44W | 44W | |
| Main camera | 64 MP | 50 MP | |
| Front camera | 16 MP | 8 MP | |
| RAM | 6GB / 8GB | 8GB | |
| Storage | 128GB | 128GB / 256GB | |
| OS | Android 13, Funtouch 13 | Android 15 | |
| Brightness (peak) | 1300 nits | 1800 nits | |
| NFC | no | yes | |
| Protection | IP54 | IP69 | |
| Dimensions | 158.9×73.5×7.8 mm | 162.3×75.3×7.9 mm | |
| Weight | 173 g | 197 g | |
| Launch price | — | $200 |
Camera comparison
Vivo iQOO Z7
- Main: 64MP
- Front: 16MP
Vivo Y400 4G
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
Vivo iQOO Z7
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Vivo Y400 4G
- 6.7" AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Battery and charging
Vivo iQOO Z7
- 4500 mAh
- Wired: 44W
- No wireless charging
Vivo Y400 4G
- 6000 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Vivo iQOO Z7 and Vivo Y400 4G, covering their specs and all relevant benchmarks.
Vivo iQOO Z7 leads Vivo Y400 4G by 57.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO Z7
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO Z7 notably outperforms the Vivo Y400 4G (51/100 vs 34/100).
display
In the "display" category, the Vivo Y400 4G is a bit better (79/100 vs 69/100).
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 Y400 4G notably outperforms the Vivo iQOO Z7 (56/100 vs 38/100).
portability
In the "portability" category, the Vivo iQOO Z7 notably outperforms the Vivo Y400 4G (77/100 vs 62/100).
Frequently asked questions
Which is better: the Vivo iQOO Z7 or the Vivo Y400 4G?
The Vivo iQOO Z7 edges out the Vivo Y400 4G by just 6 points — the two devices are very close in overall level.
What is the rating of the Vivo iQOO Z7 and the Vivo Y400 4G?
The Vivo iQOO Z7 has a MobileRank rating of 50/100, the Vivo Y400 4G — 44/100.
Which has the better camera: the Vivo iQOO Z7 or the Vivo Y400 4G?
The Vivo iQOO Z7 leads on camera score (40/100 vs 30/100).
Which is more powerful: the Vivo iQOO Z7 or the Vivo Y400 4G?
The Vivo iQOO Z7 leads on performance (51/100 vs 34/100).
Should you choose the Vivo iQOO Z7 over the Vivo Y400 4G?
Neither model stands out enough to recommend it for a specific use case: the clearest difference is battery life — better on the Vivo Y400 4G (56/100 vs 38/100).