Samsung Galaxy A51 vs Vivo Y77 (China)
The Samsung Galaxy A51 (2020) runs on the Exynos 9611, while the Vivo Y77 (China) (2022) runs on the MediaTek Dimensity 930. By overall MobileRank rating, the Vivo Y77 (China) leads — 45/100 vs 34/100 (a 11-point difference). Key differences: the Vivo Y77 (China) has the bigger battery (4500 mAh vs 4000); the main camera is 48 MP vs 50 MP; the Vivo Y77 (China) is faster in AnTuTu (593,307 vs 355,351); the Samsung Galaxy A51 has NFC for contactless payments, the Vivo Y77 (China) doesn't; the Samsung Galaxy A51 is noticeably lighter (172g vs 194g).
Profile comparison
Category scores
Samsung Galaxy A51
Vivo Y77 (China)
What makes Samsung Galaxy A51 better?
- Lighter: 172g vs 194g
- Better camera (36/100 vs 30/100)
- Better portability (77/100 vs 56/100)
What makes Vivo Y77 (China) better?
- Higher AnTuTu: 593307 vs 355351
- Better Geekbench Single: 915 vs 365
- Better Geekbench Multi: 2299 vs 1107
- Bigger battery: 4500 vs 4000 mAh
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 120Hz vs 60Hz
- Higher performance (47/100 vs 25/100)
- Longer battery life (45/100 vs 25/100)
- Better display (66/100 vs 51/100)
Comparison verdict
Comparing the Samsung Galaxy A51 vs the Vivo Y77 (China), the Vivo Y77 (China) scores 11 points higher (45/100 vs 34/100). In the "performance" category, the Vivo Y77 (China) leads (47/100 vs 25/100). In the "battery" category, the Vivo Y77 (China) leads (45/100 vs 25/100). In the "performance" category, the Vivo Y77 (China) notably outperforms the Samsung Galaxy A51 (47/100 vs 25/100). In the "display" category, the Vivo Y77 (China) notably outperforms the Samsung Galaxy A51 (66/100 vs 51/100). In the "camera" category, the Samsung Galaxy A51 is a bit better (36/100 vs 30/100). In the "battery" category, the Vivo Y77 (China) notably outperforms the Samsung Galaxy A51 (45/100 vs 25/100). In the "portability" category, the Samsung Galaxy A51 notably outperforms the Vivo Y77 (China) (77/100 vs 56/100).
Specs comparison
| Specification | Samsung Galaxy A51 | Vivo Y77 (China) | |
|---|---|---|---|
| Processor | Exynos 9611 | MediaTek Dimensity 930 | |
| AnTuTu | 355351 | 593307 | |
| Geekbench Single | 365 | 915 | |
| Geekbench Multi | 1107 | 2299 | |
| Display | 6.5" AMOLED | 6.6" IPS LCD | |
| Resolution | — | 1080x2388 | |
| Refresh rate | 60 Hz | 120 Hz | |
| Battery | 4000 mAh | 4500 mAh | |
| Charging | — | 80W | |
| Main camera | 48 MP | 50 MP | |
| Front camera | 32 MP | 8 MP | |
| RAM | 4GB / 6GB | 6GB / 8GB / 12GB | |
| Storage | 64GB / 128GB | 128GB / 256GB | |
| OS | — | Android 12, Origin OS Ocean | |
| NFC | yes | no | |
| Dimensions | 158.5×73.6×7.9 mm | 164.2×75.8×8.6 mm | |
| Weight | 172 g | 194 g | |
| Launch price | $399 | — |
Camera comparison
Samsung Galaxy A51
- Main: 48MP
- Front: 32MP
Vivo Y77 (China)
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
Samsung Galaxy A51
- 6.5" AMOLED
- Refresh rate: 60 Hz
Vivo Y77 (China)
- 6.6" IPS LCD
- Resolution: 1080x2388
- Refresh rate: 120 Hz
Battery and charging
Samsung Galaxy A51
- 4000 mAh
- No wireless charging
Vivo Y77 (China)
- 4500 mAh
- Wired: 80W
- No wireless charging
Overall performance score
We compared Samsung Galaxy A51 and Vivo Y77 (China), covering their specs and all relevant benchmarks.
Vivo Y77 (China) leads Samsung Galaxy A51 by 40.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo Y77 (China)
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo Y77 (China) notably outperforms the Samsung Galaxy A51 (47/100 vs 25/100).
display
In the "display" category, the Vivo Y77 (China) notably outperforms the Samsung Galaxy A51 (66/100 vs 51/100).
camera
In the "camera" category, the Samsung Galaxy A51 is a bit better (36/100 vs 30/100).
battery
In the "battery" category, the Vivo Y77 (China) notably outperforms the Samsung Galaxy A51 (45/100 vs 25/100).
portability
In the "portability" category, the Samsung Galaxy A51 notably outperforms the Vivo Y77 (China) (77/100 vs 56/100).
Frequently asked questions
Which is better: the Samsung Galaxy A51 or the Vivo Y77 (China)?
The Vivo Y77 (China) is noticeably better than the Samsung Galaxy A51 — the overall rating gap is 11 points.
What is the rating of the Samsung Galaxy A51 and the Vivo Y77 (China)?
The Samsung Galaxy A51 has a MobileRank rating of 34/100, the Vivo Y77 (China) — 45/100.
Which has the better camera: the Samsung Galaxy A51 or the Vivo Y77 (China)?
The Samsung Galaxy A51 leads on camera score (36/100 vs 30/100).
Which is more powerful: the Samsung Galaxy A51 or the Vivo Y77 (China)?
The Vivo Y77 (China) leads on performance (47/100 vs 25/100).
Should you choose the Samsung Galaxy A51 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).