Realme C100x vs Vivo Y77 (China)
Comparing the Realme C100x (2026) and the Vivo Y77 (China) (2022) on specs and benchmarks. By overall MobileRank rating, the Realme C100x leads — 31/100 vs 29/100 (a 2-point difference). Key differences: the Realme C100x has the bigger battery (7500 mAh vs 4500); the Realme C100x has NFC for contactless payments, the Vivo Y77 (China) doesn't.
Realme C100x
Vivo Y77 (China)
- Bigger battery: 7500 vs 4500 mAh
- Longer battery life (52/100 vs 39/100)
- Better design/ergonomics (57/100 vs 50/100)
Comparing the Realme C100x vs the Vivo Y77 (China), the Realme C100x scores 2 points higher (31/100 vs 29/100). In the "battery" category, the Realme C100x leads (52/100 vs 39/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, both devices are on the same level — 100/100. In the "camera" category, both devices are on the same level — 24/100. In the "battery" category, the Realme C100x is a bit better (52/100 vs 39/100). In the "design" category, the Vivo Y77 (China) is a bit better (57/100 vs 50/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Realme C100x | Vivo Y77 (China) | |
|---|---|---|---|
| Processor | — | MediaTek Dimensity 930 | |
| AnTuTu | — | — | |
| Geekbench Single | — | — | |
| Geekbench Multi | — | — | |
| Display | 6.8" IPS LCD | 6.6" IPS LCD | |
| Resolution | 720x1640 | 1080x2388 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7500 mAh | 4500 mAh | |
| Charging | — | 80W | |
| Main camera | 50 MP | 50 MP | |
| Front camera | 5 MP | 8 MP | |
| RAM | 4GB | 6GB / 8GB / 12GB | |
| Storage | 128GB / 256GB | 128GB / 256GB | |
| OS | Android 16 | Android 12, Origin OS Ocean | |
| NFC | yes | no | |
| Protection | IP64 | — | |
| Dimensions | — | 164.2×75.8×8.6 mm | |
| Weight | — | 194 g | |
| Price | — | — |
Realme C100x
- Main: 50MP f/f/1.8
- Front: 5MP
Vivo Y77 (China)
- Main: 50MP f/f/1.8
- Front: 8MP
Realme C100x
- 6.8" IPS LCD
- Resolution: 720x1640
- Refresh rate: 120 Hz
Vivo Y77 (China)
- 6.6" IPS LCD
- Resolution: 1080x2388
- Refresh rate: 120 Hz
Realme C100x
- 7500 mAh
- No wireless charging
Vivo Y77 (China)
- 4500 mAh
- Wired: 80W
- No wireless charging
performance
In the "performance" category, both devices are on the same level — 0/100.
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, both devices are on the same level — 24/100.
battery
In the "battery" category, the Realme C100x is a bit better (52/100 vs 39/100).
design
In the "design" category, the Vivo Y77 (China) is a bit better (57/100 vs 50/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Realme C100x or the Vivo Y77 (China)?
The Realme C100x edges out the Vivo Y77 (China) by just 2 points — the two devices are very close in overall level.
What is the rating of the Realme C100x and the Vivo Y77 (China)?
The Realme C100x has a MobileRank rating of 31/100, the Vivo Y77 (China) — 29/100.
Should you choose the Realme C100x over the Vivo Y77 (China)?
The Realme C100x is a better fit for everyday use. The Vivo Y77 (China) is a better fit for everyday use.