Comparison of Vivo Y91i vs Oppo A3s

Comparison of
Vivo Y91i

General Features General Features
Release Date 2021-10-10 2018, July
SIM Support Nano-SIM , Dual Sim Dual SIM (Nano-SIM, dual stand-by)
Phone Dimensions 6.11x 2.96x 0.33in 6.15 x 2.98 x 0.32 in
Phone Weight 163 g 168 g
Operating System Funtouch 4.5 OS (Android 8.1 Oreo); Android 8.1 (Oreo)
Display Display
Screen Size 6.22inches 6.2 inches
Screen Resolution 720 x 1520 pixels 720 x 1520 pixels
Screen Type IPS Capacitive, Multi-touch IPS LCD capacitive touchscreen, 16M colors
Screen Protection Capacitive, Multi-touch, Scratch resistant
Memory Memory
Internal Memory 16 GB 16 GB
RAM 2 GB RAM 2 GB RAM
Card Slot microSD, microSDHC, microSDXC microSD, up to 256 GB (dedicated slot)
Performance Performance
Processor 4x 1.95 GHz ARM Cortex-A53, 4x 1.45 GHz ARM Cortex-A53 Octa-core 1.8 GHz Cortex-A53
GPU Qualcomm Adreno 505 Adreno 506
Battery Battery
Type Non-removable Li-Ion 4030 mAh Non-removable Li-Ion 4230 mAh battery
Camera Camera
Front Camera 5 MP 8 MP
Front Flash Light No
Front Video Recording 0 MP No
Back Flash Light No Yes
Back Camera 13 MP 13 MP
Back Video Recording 0 MP 1080p@30fps
Connectivity Connectivity
Bluetooth Yes Yes
3G Yes Yes
4G/LTE Yes Yes
5G
Radio Yes FM radio
WiFi Yes Yes
NFC No

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