OPPO K13 5G vs vivo Y31 Pro
Key differences
- The OPPO K13 5G launched ₹1,000 cheaper than the vivo Y31 Pro (₹17,999 vs ₹18,999).
- The OPPO K13 5G has the bigger battery: 7,000mAh against 6,500mAh.
- The OPPO K13 5G charges faster, at 80W wired against 44W.
Full specifications compared
| Specification | OPPO K13 5G | vivo Y31 Pro |
|---|---|---|
| Spec score | 7.1/10 | 7.2/10 |
| Brand | OPPO | vivo |
| Model | K13 5G | Y31 Pro |
| India launch date | 21 April 2025 | 15 September 2025 |
| First sale | 25 April 2025 | Not published |
| Launch price | From ₹17,999 | From ₹18,999 |
| Variants | 8GB RAM + 128GB · 8GB RAM + 256GB | 8GB RAM + 128GB · 8GB RAM + 256GB |
| Display | 6.67", AMOLED, 2400x1080, 120Hz | 6.72", LCD, 2408x1080, 120Hz |
| Screen protection | AGC DT STAR2 | Not published |
| Processor | Not published | MediaTek Dimensity 7300 |
| RAM | 8GB | 8GB |
| Storage | 128GB / 256GB | 128GB / 256GB |
| Rear camera | 50MP main + 2MP mono | 50MP main + 2MP depth |
| Front camera | 16MP | 8MP |
| Rear video | 4K@30 | 4K@30 |
| Front video | 1080p@30 | Not published |
| Battery | 7,000mAh | 6,500mAh |
| Wired charging | 80W | 44W |
| Wireless charging | Not published | Not published |
| 5G | Yes | Yes |
| eSIM | Not published | Not published |
| Operating system | ColorOS 15.0 | Android 15, Funtouch OS 15 |
| OS updates promised | Not published | Not published |
| Water/dust rating | Not published | IP64 |
| Weight | 208 g | 208 g |
| Thickness | 8.5 mm | 8.19 mm |
| NFC | Not published | No |
| Wi-Fi | Wi-Fi 6 | Not published |
| Bluetooth | 2 | 5.4 |
| USB | USB-C | USB 2.0 |
| Fingerprint | optical in-display | side-mounted |
| Colours | Not published | Mocha Brown, Dreamy White |
Frequently asked questions
OPPO K13 5G or vivo Y31 Pro — which is better?
On our spec score the vivo Y31 Pro is ahead, 7.2/10 against 7.1/10. Spec score = processor tier 30% + camera hardware 25% + display 15% + battery and charging 15% + promised software updates 15%, calculated from the official specifications. It is not a hands-on review. The OPPO K13 5G launched ₹1,000 cheaper than the vivo Y31 Pro (₹17,999 vs ₹18,999). The OPPO K13 5G has the bigger battery: 7,000mAh against 6,500mAh.