Samsung Galaxy M31 vs Vivo Y77 (China)
The Samsung Galaxy M31 (2020) runs on the Exynos 9611, while the Vivo Y77 (China) (2022) runs on the MediaTek Dimensity 930. Both devices score the same overall rating of 45/100. Key differences: the Samsung Galaxy M31 has the bigger battery (6000 mAh vs 4500); the main camera is 64 MP vs 50 MP; the Vivo Y77 (China) is faster in AnTuTu (593,307 vs 355,351); the Samsung Galaxy M31 has NFC for contactless payments, the Vivo Y77 (China) doesn't.
Profile comparison
Category scores
Samsung Galaxy M31
Vivo Y77 (China)
What makes Samsung Galaxy M31 better?
- Bigger battery: 6000 vs 4500 mAh
- Better main camera: 64MP vs 50MP
- Lighter: 191g vs 194g
- Better camera (48/100 vs 30/100)
- Longer battery life (51/100 vs 45/100)
- Better display (83/100 vs 66/100)
What makes Vivo Y77 (China) better?
- Higher AnTuTu: 593307 vs 355351
- Better Geekbench Single: 915 vs 365
- Better Geekbench Multi: 2299 vs 1107
- Faster charging: 80W vs 15W
- Higher performance (47/100 vs 25/100)
- Better portability (56/100 vs 55/100)
Comparison verdict
The Samsung Galaxy M31 and the Vivo Y77 (China) received the same MobileRank rating — 45/100. In the "performance" category, the Vivo Y77 (China) leads (47/100 vs 25/100). In the "camera" category, the Samsung Galaxy M31 leads (48/100 vs 30/100). In the "performance" category, the Vivo Y77 (China) notably outperforms the Samsung Galaxy M31 (47/100 vs 25/100). In the "display" category, the Samsung Galaxy M31 notably outperforms the Vivo Y77 (China) (83/100 vs 66/100). In the "camera" category, the Samsung Galaxy M31 notably outperforms the Vivo Y77 (China) (48/100 vs 30/100). In the "battery" category, the Samsung Galaxy M31 is a bit better (51/100 vs 45/100). In the "portability" category, the Vivo Y77 (China) and the Samsung Galaxy M31 are nearly equal (56/100 vs 55/100).
Specs comparison
| Specification | Samsung Galaxy M31 | Vivo Y77 (China) | |
|---|---|---|---|
| Processor | Exynos 9611 | MediaTek Dimensity 930 | |
| AnTuTu | 355351 | 593307 | |
| Geekbench Single | 365 | 915 | |
| Geekbench Multi | 1107 | 2299 | |
| Display | 6.4" Super AMOLED | 6.6" IPS LCD | |
| Resolution | 1080x2340 | 1080x2388 | |
| Refresh rate | — | 120 Hz | |
| Battery | 6000 mAh | 4500 mAh | |
| Charging | 15W | 80W | |
| Main camera | 64 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 32 MP | 8 MP | |
| RAM | 6GB | 6GB / 8GB / 12GB | |
| Storage | 64GB / 128GB | 128GB / 256GB | |
| OS | Android 10.0; One UI 2.0 | Android 12, Origin OS Ocean | |
| NFC | yes | no | |
| Dimensions | 159.2×75.1×8.9 mm | 164.2×75.8×8.6 mm | |
| Weight | 191 g | 194 g | |
| Launch price | — | — |
Camera comparison
Samsung Galaxy M31
- Main: 64MP f/1.8
- Ultrawide: 8MP
- Front: 32MP
Vivo Y77 (China)
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
Samsung Galaxy M31
- 6.4" Super AMOLED
- Resolution: 1080x2340
- Refresh rate: —
Vivo Y77 (China)
- 6.6" IPS LCD
- Resolution: 1080x2388
- Refresh rate: 120 Hz
Battery and charging
Samsung Galaxy M31
- 6000 mAh
- Wired: 15W
- No wireless charging
Vivo Y77 (China)
- 4500 mAh
- Wired: 80W
- No wireless charging
Overall performance score
We compared Samsung Galaxy M31 and Vivo Y77 (China), covering their specs and all relevant benchmarks.
Vivo Y77 (China) leads Samsung Galaxy M31 by 40.1% in our overall performance rating.
Benchmarks
Detailed category analysis
performance
In the "performance" category, the Vivo Y77 (China) notably outperforms the Samsung Galaxy M31 (47/100 vs 25/100).
display
In the "display" category, the Samsung Galaxy M31 notably outperforms the Vivo Y77 (China) (83/100 vs 66/100).
camera
In the "camera" category, the Samsung Galaxy M31 notably outperforms the Vivo Y77 (China) (48/100 vs 30/100).
battery
In the "battery" category, the Samsung Galaxy M31 is a bit better (51/100 vs 45/100).
portability
In the "portability" category, the Vivo Y77 (China) and the Samsung Galaxy M31 are nearly equal (56/100 vs 55/100).
Frequently asked questions
Which is better: the Samsung Galaxy M31 or the Vivo Y77 (China)?
Both devices scored 45/100. The choice depends on your priorities: if performance matters more — go with the Vivo Y77 (China) (47/100 vs 25/100).
What is the rating of the Samsung Galaxy M31 and the Vivo Y77 (China)?
The Samsung Galaxy M31 has a MobileRank rating of 45/100, the Vivo Y77 (China) — 45/100.
Which has the better camera: the Samsung Galaxy M31 or the Vivo Y77 (China)?
The Samsung Galaxy M31 leads on camera score (48/100 vs 30/100).
Which is more powerful: the Samsung Galaxy M31 or the Vivo Y77 (China)?
The Vivo Y77 (China) leads on performance (47/100 vs 25/100).
Should you choose the Samsung Galaxy M31 over the Vivo Y77 (China)?
Neither model stands out enough to recommend it for a specific use case: the clearest difference is performance — better on the Vivo Y77 (China) (47/100 vs 25/100).