OPPO K13x 5G vs vivo Y31t 5G
21.8Performance20
45.2Display41.3
29Camera29
61.9Battery70.9
36Features73.3
5 spec wins — OPPO K13x 5G3 spec wins — vivo Y31t 5G
InnoReviews verdict
vivo Y31t 5G wins this phone face-off, 41.6 to 37.3, pulling ahead mainly in features (+37) and battery (+9). OPPO K13x 5G still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the OPPO K13x 5G
- Stronger display score: 45 vs 41
- 33% higher RAM (max): 8 GB vs 6 GB
- 11% lower weight: 194 g vs 219 g
Reasons to pick the vivo Y31t 5G
- Stronger battery score: 71 vs 62
- Stronger features score: 73 vs 36
- 25% higher Peak brightness: 1,250 nits vs 1,000 nits
- 20% higher capacity: 7,200 mAh vs 6,000 mAh
Display
| Spec | OPPO K13x 5G | vivo Y31t 5G |
|---|---|---|
| Screen size | 6.67 ″ | 6.75 ″+1% |
| Panel type | IPS LCD | IPS LCD |
| Resolution | 1604x720 | 720x1608 |
| Pixel density | 264 ppi+1% | 261 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,000 nits | 1,250 nits+25% |
| Screen-to-body | 89.9 % | — |
Performance
| Spec | OPPO K13x 5G | vivo Y31t 5G |
|---|---|---|
| Chipset | MediaTek Dimensity 6300 | Qualcomm Snapdragon 4 Gen 2 |
| Geekbench 6 (single) | 785Bottom 19% | — |
| Geekbench 6 (multi) | 1,984Bottom 16% | — |
| RAM (max) | 8 GB+33% | 6 GB |
| Storage options | 128GB | 128/256GB |
| Storage type | UFS 2.2 | UFS 3.1 |
Camera
| Spec | OPPO K13x 5G | vivo Y31t 5G |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/2.0 |
| Max video | 1080p@60fps | — |
| Front camera | 8 MP | 8 MP |
| OIS | No | — |
Battery
| Spec | OPPO K13x 5G | vivo Y31t 5G |
|---|---|---|
| Capacity | 6,000 mAh | 7,200 mAh+20% |
| Wired charging | 45 W+2% | 44 W |
Design
| Spec | OPPO K13x 5G | vivo Y31t 5G |
|---|---|---|
| Weight | 194 g+11% | 219 g |
| Thickness | 7.9 mm+6% | 8.4 mm |
| IP rating | IP65 | IP68/IP69 |
| Frame material | Plastic | Plastic composite |
Connectivity
| Spec | OPPO K13x 5G | vivo Y31t 5G |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 | — |
| Bluetooth | 5.4 | 4.2 |
| NFC | — | No |
| USB | USB-C | USB-C 2.0 |
Software
| Spec | OPPO K13x 5G | vivo Y31t 5G |
|---|---|---|
| OS at launch | Android 15 (ColorOS 15) | Android 16 (OriginOS 6) |
| OS update pledge | 2 years | — |
Audio
| Spec | OPPO K13x 5G | vivo Y31t 5G |
|---|---|---|
| Stereo speakers | — | Yes |
| 3.5mm jack | Yes | — |