Compare
Specifications
vivo Y31 (2015) |
vivo Y51a |
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Differences
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vivo Y31 (2015) |
vivo Y51a |
| Network | ||
|---|---|---|
| Technology | GSM / HSPA | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | 1, 3, 5, 8, 40 | |
| Speed | HSPA | HSPA, LTE |
| Launch | ||
|---|---|---|
| Announced | 2015, September. Released 2015, October | 2021, January 08 |
| Status | Discontinued | Available. Released 2021, January 23 |
| Body | ||
|---|---|---|
| Dimensions | 137.2 x 68.8 x 8.4 mm (5.40 x 2.71 x 0.33 in) | 163.9 x 75.3 x 8.4 mm (6.45 x 2.96 x 0.33 in) |
| Weight | 137 g (4.83 oz) | 188 g (6.63 oz) |
| SIM | Dual SIM | Dual SIM (Nano-SIM, dual stand-by) |
| Display | ||
|---|---|---|
| Type | IPS LCD | IPS LCD |
| Size | 4.7 inches, 60.9 cm2 (~64.5% screen-to-body ratio) | 6.58 inches, 104.3 cm2 (~84.5% screen-to-body ratio) |
| Resolution | 720 x 1280 pixels, 16:9 ratio (~312 ppi density) | 1080 x 2408 pixels, 20:9 ratio (~401 ppi density) |
| Platform | ||
|---|---|---|
| OS | Android 5.1 (Lollipop), Funtouch 2.1 | Android 11, upgradable to Android 12, Funtouch 12 |
| Chipset | Mediatek MT6580 (28 nm) | Qualcomm SM6115 Snapdragon 662 (11 nm) |
| CPU | Quad-core 1.3 GHz Cortex-A7 | Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) |
| GPU | Mali-400MP2 | Adreno 610 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Internal | 8GB 1GB RAM | 128GB 6GB RAM, 128GB 8GB RAM |
| Main Camera | ||
|---|---|---|
| Modules | 8 MP | 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120˚, (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) |
| Features | LED flash, HDR | LED flash, HDR, panorama |
| Video | 720p@30fps | 4K@30fps, 1080p@30fps, gyro-EIS |
| Selfie Camera | ||
|---|---|---|
| Modules | 2 MP | 16 MP, f/2.0, (wide), 1/3.06" 1.0µm |
| Features | HDR | |
| Video | 1080p@30fps | |
ADVERTISEMENT
| Sound | ||
|---|---|---|
| Loudspeaker | Yes | Yes |
| 3.5mm jack | Yes | Yes |
| Comms | ||
|---|---|---|
| WLAN | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth | 4.0, A2DP | 5.0, A2DP, LE |
| Positioning | GPS | GPS, GLONASS, GALILEO, BDS |
| NFC | No | No |
| Infrared port | No | No |
| Radio | FM radio | FM radio |
| USB | microUSB 2.0 | USB Type-C 2.0, OTG |
| Features | ||
|---|---|---|
| Sensors | Accelerometer, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| Battery | ||
|---|---|---|
| Type | 2100 mAh, removable | 5000 mAh, non-removable |
| Charging | 18W wired, 70% in 67 min (advertised) | |
| Misc | ||
|---|---|---|
| Colors | White, Black | Titanium Sapphire, Crystal Symphony | SAR | 0.87 W/kg (head) 0.39 W/kg (body) |
| Models | Y31L, Y31 | V2031 |
| Price | About 130 EUR | About 200 EUR |