Oppo K13x vs Vivo Y77 (China)
The Oppo K13x (2025) runs on the MediaTek Dimensity 6300, while the Vivo Y77 (China) (2022) runs on the MediaTek Dimensity 930. By overall MobileRank rating, the Oppo K13x leads — 31/100 vs 29/100 (a 2-point difference). Key differences: the Oppo K13x has the bigger battery (6000 mAh vs 4500); the Oppo K13x has NFC for contactless payments, the Vivo Y77 (China) doesn't.
Oppo K13x
Vivo Y77 (China)
- Bigger battery: 6000 vs 4500 mAh
- Longer battery life (51/100 vs 39/100)
- Faster charging: 80W vs 45W
- Overall rating 29/100
Comparing the Oppo K13x vs the Vivo Y77 (China), the Oppo K13x scores 2 points higher (31/100 vs 29/100). In the "battery" category, the Oppo K13x leads (51/100 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 Oppo K13x is a bit better (51/100 vs 39/100). In the "design" category, both devices are on the same level — 57/100. In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Oppo K13x | Vivo Y77 (China) | |
|---|---|---|---|
| Processor | MediaTek Dimensity 6300 | MediaTek Dimensity 930 | |
| AnTuTu | 524785 | — | |
| Geekbench Single | 771 | — | |
| Geekbench Multi | 1980 | — | |
| Display | 6.7" IPS LCD | 6.6" IPS LCD | |
| Resolution | 720x1604 | 1080x2388 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6000 mAh | 4500 mAh | |
| Charging | 45W | 80W | |
| Main camera | 50 MP | 50 MP | |
| Front camera | 8 MP | 8 MP | |
| RAM | 4GB / 6GB / 8GB | 6GB / 8GB / 12GB | |
| Storage | 128GB / 256GB | 128GB / 256GB | |
| OS | Android 15, ColorOS 15 | Android 12, Origin OS Ocean | |
| Brightness (peak) | 1000 nits | — | |
| NFC | yes | no | |
| Protection | IP65 | — | |
| Dimensions | 165.7×76.2×7.9 mm | 164.2×75.8×8.6 mm | |
| Weight | 194 g | 194 g | |
| Price | — | — |
Oppo K13x
- Main: 50MP f/f/1.8
- Front: 8MP
Vivo Y77 (China)
- Main: 50MP f/f/1.8
- Front: 8MP
Oppo K13x
- 6.7" IPS LCD
- Resolution: 720x1604
- Refresh rate: 120 Hz
Vivo Y77 (China)
- 6.6" IPS LCD
- Resolution: 1080x2388
- Refresh rate: 120 Hz
Oppo K13x
- 6000 mAh
- Wired: 45W
- 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 Oppo K13x is a bit better (51/100 vs 39/100).
design
In the "design" category, both devices are on the same level — 57/100.
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Oppo K13x or the Vivo Y77 (China)?
The Oppo K13x 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 Oppo K13x and the Vivo Y77 (China)?
The Oppo K13x has a MobileRank rating of 31/100, the Vivo Y77 (China) — 29/100.
Should you choose the Oppo K13x over the Vivo Y77 (China)?
The Oppo K13x is a better fit for everyday use. The Vivo Y77 (China) is a better fit for everyday use.