vivo Y31 (2015)

Network Technology GSM / CDMA / HSPA / CDMA2000 / LTE / 5G 2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2   CDMA 800 3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100   CDMA2000 1x 4G bands 1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41 5G bands 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA Speed HSPA, LTE, 5G Launch Announced 2023, December 14 Status Available. Released 2023, January 13 Body Dimensions 164.4 x 75.1 x 7.5 mm (6.47 x 2.96 x 0.30 in) Weight 188 g (6.63 oz) Build Glass front, plastic frame SIM Dual SIM (Nano-SIM, dual stand-by)  IP54, dust and splash resistant Display Type AMOLED, 1B colors, 120Hz, 2800 nits (peak) Size 6.78 inches, 111.0 cm2 (~89.9% screen-to-body ratio) Resolution 1260 x 2800 pixels, 20:9 ratio (~453 ppi density) Platform OS Android 14, OriginOS 4 Chipset Mediatek Dimensity 9200+ (4 nm) CPU Octa-core (1x3.35 GHz Cortex-X3 & 3x3.0 GHz Cortex-A715 & 4x2.0 GHz Cortex-A510) GPU Immortalis-G715 MC11 Memory Card slot No Internal 256GB 12GB RAM, 256GB 16GB RAM, 512GB 16GB RAM  UFS 3.1 Main Camera Triple 50 MP, f/1.9, (wide), 1/1.49", PDAF, OIS 12 MP, f/2.0, (telephoto), PDAF, 2x optical zoom 50 MP, f/2.0, (ultrawide), 1/2.76" Features Ring-LED flash, panorama, HDR Video 4K@30fps, 1080p@30fps Selfie camera Single 50 MP, f/2.0, 22mm (wide), AF Features Dual-LED flash, HDR Video 4K@30fps, 1080p@30fps Sound Loudspeaker Yes 3.5mm jack No  24-bit/192kHz Hi-Res audio Comms WLAN Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct Bluetooth 5.3, A2DP, LE, aptX HD Positioning GPS (L1+L5), GLONASS, BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) NFC Yes Radio No USB USB Type-C 2.0, OTG Features Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Battery Type 5000 mAh, non-removable Charging 80W wired, PD Reverse wired Misc Colors Black, Blue, Silver Price About 410 EUR