Vivo Y31s |
Oppo A3s |
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Hardware and OS | Vivo Y31s | Oppo A3s |
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Operating system | Android v11 | Android 8.1 (Oreo); ColorOS 5.1 |
Processor | Octa core (2 GHz, Dual core, Kryo 460 1.8 GHz, Hexa Core, Kryo 460) | Octa-core 1.8 GHz Cortex-A53 |
Chipset | Qualcomm Snapdragon 480 | Qualcomm SDM450 Snapdragon 450 (14 nm) |
GPU | Adreno 506 | |
RAM | 4 GB | |
Internal memory | 128 GB | 16 GB, 2 GB RAM |
External memory | microSD, up to 256 GB (dedicated slot) | |
Expandable Memory | No | |
Custom UI | Funtouch OS | |
Graphics | Adreno 619 | |
Display | Vivo Y31s | Oppo A3s |
Type | IPS LCD | |
Size | 6.2" inc | |
Resolution | 1080 x 2408 pixels | 720 x 1520 px |
Screen Size | 6.58 inches (16.71 cm) | |
Touchscreen | capacitive touchscreen | |
Screen-to-Body Ratio | 81.2% | |
Display Type | IPS LCD | |
Display area | 95.9 cm2 | |
Display aspect ratio | 19:9 (height:width) | |
Touch Screen | Yes, Capacitive Touchscreen, Multi-touch | |
Pixel Density | 401 ppi | 271 PPI |
Aspect Ratio | 20:9 | |
Colors | 16M | |
Screen to Body Ratio | 90.61 % | |
Connectivity | Vivo Y31s | Oppo A3s |
2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
3G Network | HSDPA 850 / 900 / 2100 | |
4G Network | LTE | |
Wi-Fi | Yes, Wi-Fi 802.11, b/g/n | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
Network | 5G, 4G , 3G, 2G | GSM / HSPA / LTE |
SIM card | Dual SIM (Nano-SIM, dual stand-by) | |
Bluetooth | Yes, v5.1 | 4.2, A2DP, LE |
Edge | Yes | |
GPRS | Yes | |
GPS | Yes with A-GPS, Glonass | Yes, with A-GPS |
Speed | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps | |
USB | microUSB 2.0, USB On-The-Go | |
VoLTE | Yes | |
Wi-Fi Features | Mobile Hotspot | |
USB Connectivity | Mass storage device, USB charging | |
Main Camera | Vivo Y31s | Oppo A3s |
Resolution | 13 MP f/2.2, Wide Angle Primary Camera 2 MP f/2.4, Depth Camera | |
Image Resolution | 4128 x 3096 Pixels | |
Flash | Yes, LED Flash | |
Camera Features | Auto Flash Face detection Touch to focus | |
Autofocus | Yes | |
Camera Setup | Dual | |
Sensor | CMOS image sensor | |
Settings | Exposure compensation | |
Front Camera | Vivo Y31s | Oppo A3s |
Resolution | 8 MP f/2.0, Wide Angle Primary Camera | |
Camera Setup | Single | |
Video Recording | 1920x1080 @ 30 fps | |
Camera | Vivo Y31s | Oppo A3s |
Main camera | 13 MP, Dual | |
Specs | 13 MP, f/2.2, AF -2 MP, f/2.4, depth sensor | |
Features | LED flash, HDR, panorama | |
Video | 1080p@30fps | |
Selfie camera | 8 MP, Single | |
Multimedia | Vivo Y31s | Oppo A3s |
3.5 mm Jack | Yes | |
Radio | FM radio | |
Audio Jack | 3.5 mm | |
Design | Vivo Y31s | Oppo A3s |
Colors | Red, Dark Purple | |
Height | 164.2 mm | |
Dimensions | 156.2 x 75.6 x 8.2 mm | |
Width | 75.4 mm | |
Weight | 185.5 grams | 168 g |
Thickness | 8.4 mm | |
Colours | Grey, Red, Aurora | |
Battery | Vivo Y31s | Oppo A3s |
Battery capacity | 4230 mAh, Non-removable Li-Ion | |
Type | Li-Polymer | |
Capacity | 5000 mAh | |
Removable | No | |
Quick Charging | Yes, Fast, 18W | |
USB Type-C | Yes | |
Other | Vivo Y31s | Oppo A3s |
Release date | 2018, July | |
Sensors | Accelerometer, proximity, compass | |
Features | Vivo Y31s | Oppo A3s |
Fingerprint Sensor | Yes | |
Other Sensors | Light sensor, Proximity sensor, Accelerometer, Compass |