Tecno Spark 40C vs Vivo Y400
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PUBLISHED SPECIFICATIONS
Tecno Spark 40C vs Vivo Y400
| Specification |  Tecno Spark 40C4GB/8GB RAM · 256GB storage |  Vivo Y4008GB RAM · 256GB storage |
|---|---|---|
| Basic details | ||
| Model number / SKU | KM4k | Vivo Y400 |
| Device type | Mobile phone | Mobile phone |
| Release year | 2025 | 2025 |
| Release date | 2025, October 01 | 2025, August 07 |
| Size and build | ||
| Dimensions | 165.6 x 77 x 8.4 mm (6.52 x 3.03 x 0.33 in) | 162.3 x 75.3 x 7.9 mm (6.39 x 2.96 x 0.31 in) |
| Available colours | Veil White, Ripple Blue, Titanium Grey, Ink Black | Glam White, Olive Green |
| Weight | — | 197 g (6.95 oz) |
| Processor & generation | ||
| Chipset | Mediatek Helio G81 (12 nm) | Qualcomm SM4450 Snapdragon 4 Gen 2 (4 nm) |
| Display | ||
| Screen size | 6.67 inches, 107.4 cm2 (~84.2% screen-to-body ratio) | 6.67 inches, 107.4 cm2 (~87.9% screen-to-body ratio) |
| Resolution | 720 x 1600 pixels, 20:9 ratio (~263 ppi density) | 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) |
| Panel type | IPS LCD, 120Hz | AMOLED, 120Hz, 1200 nits (HBM), 1800 nits (peak) |
| RAM & storage | ||
| Storage capacity | 256GB | 256GB |
| RAM capacity | 4GB/8GB | 8GB |
| Cameras | ||
| Rear camera | 13 MP, f/1.8, 27mm (wide), PDAF | 50 MP, f/1.8, (wide), 1/2.96", PDAF |
| Front camera | 8MP | 32 MP, f/2.5, (wide) |
| Battery and power | ||
| Battery capacity | 6000mAh | Li-Ion 6000 mAh |
| Charging | 18W wired | 90W wired, 50% in 20 min Reverse wired Bypass Charging |
| Connections | ||
| Connector | USB Type-C, OTG | USB Type-C 2.0, OTG |
| Wi-Fi | Yes | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Bluetooth | Yes | 5.0, A2DP, LE |
| 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 15, HIOS 15.1 | Android 15, Funtouch 15 |
Tecno Spark 40C: Model source
Vivo Y400: Model source