Comparison of Oppo A3s vs vivo Y81i

Comparison of
Oppo A3s

General Features General Features
Release Date 2018, July 2018-01-01
SIM Support Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
Phone Dimensions 6.15 x 2.98 x 0.32 in 6.11 x 2.95 x 0.31 in
Phone Weight 168 g 143 g
Operating System Android 8.1 (Oreo) Android 8.1 (Oreo); Funtouch 4
Display Display
Screen Size 6.2 inches 6.22 inches
Screen Resolution 720 x 1520 pixels 720 x 1520 pixels
Screen Type IPS LCD capacitive touchscreen, 16M colors IPS LCD capacitive touchscreen, 16M colors
Screen Protection Corning Gorilla Glass (unspecified version)
Memory Memory
Internal Memory 16 GB 16 GB
RAM 2 GB RAM 2 GB RAM
Card Slot microSD, up to 256 GB (dedicated slot) microSD, up to 256 GB
Performance Performance
Processor Octa-core 1.8 GHz Cortex-A53 Quad-core 2.0 GHz Cortex-A53
GPU Adreno 506 PowerVR GE8320
Battery Battery
Type Non-removable Li-Ion 4230 mAh battery Non-removable Li-Po 3260 mAh battery
Camera Camera
Front Camera 8 MP 5 MP
Front Flash Light
Front Video Recording No No
Back Flash Light Yes Yes
Back Camera 13 MP 13 MP
Back Video Recording 1080p@30fps 1080p@30fps
Connectivity Connectivity
Bluetooth Yes Yes
3G Yes Yes
4G/LTE Yes Yes
5G
Radio FM radio FM radio
WiFi Yes Yes
NFC

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