Oppo K15x vs Vivo Y31t
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PUBLISHED SPECIFICATIONS
Oppo K15x vs Vivo Y31t
| Specification |  Oppo K15x6GB RAM · 128GB storage |  Vivo Y31t4GB/6GB RAM · 128GB storage |
|---|---|---|
| Basic details | ||
| Model number / SKU | PLT150 | vivo Y31t |
| Device type | Mobile phone | Mobile phone |
| Release year | 2026 | 2026 |
| Release date | 2026, October 02 | 2026, August 19 |
| Size and build | ||
| Dimensions | 166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in) | 166.6 x 78.4 x 8.4 mm (6.56 x 3.09 x 0.33 in) |
| Weight | 212 g (7.48 oz) | 219 g (7.72 oz) |
| Available colours | Purple, White | Crimson Red, Seashore Green, Golden Mist |
| Processor & generation | ||
| Chipset | Mediatek Dimensity 6300 (6 nm) | Qualcomm SM4450 Snapdragon 4 Gen 2 (4 nm) |
| Display | ||
| Screen size | 6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio) | 6.75 inches, 109.6 cm2 (~83.9% screen-to-body ratio) |
| Resolution | 720 x 1570 pixels, 19.5:9 ratio (~256 ppi density) | 720 x 1608 pixels, 20:9 ratio (~261 ppi density) |
| Panel type | IPS LCD, 120Hz, 1125 nits (peak) | IPS LCD, 120Hz, 1000 nits (HBM), 1200 nits (peak) |
| RAM & storage | ||
| Storage capacity | 128GB | 128GB |
| RAM capacity | 6GB | 4GB/6GB |
| Cameras | ||
| Rear camera | 13 MP, f/2.2, 27mm (wide), AF | 50 MP, f/1.8, (wide), PDAF |
| Front camera | 5 MP, f/2.2, 27mm (wide) | 8 MP, f/2.1, (wide) |
| Battery and power | ||
| Battery capacity | 6500 mAh | Si/C Li-Ion 7200 mAh |
| Charging | 45W wired 5W reverse wired | 44W wired Reverse wired |
| Connections | ||
| Connector | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Bluetooth | 5.4, A2DP, LE, aptX HD | 4.2, A2DP, aptX Adaptive |
| SIM support | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Catalogue price guide | ||
| Catalogue price guide | No current retail quotePublished price guidance; current prices may vary. | No current retail quotePublished price guidance; current prices may vary. |
| Catalogue price guide | Insufficient price or launch-year evidencePublished price guidance; current prices may vary. | Insufficient price or launch-year evidencePublished price guidance; current prices may vary. |
| Software | ||
| Operating system | Android 16, ColorOS 16 | Android 16, OriginOS 6 |
Oppo K15x: Model source
Vivo Y31t: Model source