Comparison of Oppo A31 vs Vivo S1 Pro

Comparison of
Oppo A31

General Features General Features
Release Date Invalid date 2019, November
SIM Support Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
Phone Dimensions 163.9 x 75.5 x 8.3 mm 6.27 x 2.96 x 0.34 inches
Phone Weight 180 g 186.7 g
Operating System Android 9.0 (Pie), ColorOS 6.1 Android 9.0 (Pie); Funtouch 9.2
Display Display
Screen Size 6.5 inches 6.38 inches
Screen Resolution 720 x 1600 pixels 1080 x 2340 pixels
Screen Type IPS LCD capacitive touchscreen, 16M colors Super AMOLED Capacitive Touchscreen, 16M Colors, Multitouch
Screen Protection Corning Gorilla Glass 3 Capacitive, Multi-touch, Scratch resistant
Memory Memory
Internal Memory 32/128 GB 128GB
RAM 3/4 GB 8GB RAM
Card Slot Yes microSDXC (uses shared SIM slot)
Performance Performance
Processor Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU PowerVR GE8320 Adreno 610
Battery Battery
Type Non-removable Li-Po 4230 mAh battery Non-removable Li-Po 4500 mAh battery
Camera Camera
Front Camera 8 MP, f/2.0, 32 MP
Front Flash Light No No
Front Video Recording 1080p@30fps 1080p@30fps
Back Flash Light Yes Yes
Back Camera 12 MP + 2 MP + 2 MP 48 MP
Back Video Recording 1080p@30fps 1080p@30fps
Connectivity Connectivity
Bluetooth Yes Yes
3G Yes Yes
4G/LTE Yes Yes
5G No
Radio FM radio FM radio
WiFi Yes Yes
NFC No No

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