Compare Vivo Y91C vs Oppo F9

Specifications
Key Specifications
Display Size 6.22 inches 6.3 inches
Operating System Android 8.1 (Oreo); Funtouch 4.5 Android 8.1 (Oreo)
RAM 2 GB RAM 6 GB or 4 GB RAM
Rear Camera 13 MP 16 MP
Battery Capacity Non-removable Li-Po 4030 mAh battery Non-removable Li-Po 3500 mAh battery
General Features
Release Date 2019, March 2018, August
SIM Support Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
Phone Dimensions 6.11 x 2.96 x 0.33 in 6.17 x 2.91 x 0.31 in
Phone Weight 163.5 g 169 g
Operating System Android 8.1 (Oreo); Funtouch 4.5 Android 8.1 (Oreo)
Display
Screen Size 6.22 inches 6.3 inches
Screen Resolution 720 x 1520 pixels 1080 x 2340 pixels
Screen Type IPS LCD capacitive touchscreen, 16M colors LTPS IPS LCD capacitive touchscreen, 16M colors
Screen Protection Corning Gorilla Glass 6
Memory
Internal Memory 16/32 GB 64 GB
RAM 2 GB RAM 6 GB or 4 GB RAM
Card Slot microSD, up to 256 GB (dedicated slot) microSD, up to 256 GB (dedicated slot)
Performance
Processor Octa-core 2.0 GHz Cortex-A53 Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
GPU PowerVR GE8320 Mali-G72 MP3
Battery
Type Non-removable Li-Po 4030 mAh battery Non-removable Li-Po 3500 mAh battery
Camera
Front Camera 8 MP 25 MP
Front Flash Light
Front Video Recording No 1080p@30fps
Back Flash Light Yes Yes
Back Camera 13 MP 16 MP
Back Video Recording 1080p@30fps 1080p@30fps
Connectivity
Bluetooth Yes Yes
3G Yes Yes
4G/LTE Yes Yes
Radio FM radio FM radio
WiFi Yes Yes
NFC