Difference between VIVO Y91 and OPPO A16 ?

	PRODUCT 1	PRODUCT 2
	VIVO VIVO Y91	OPPO OPPO A16
VERSION
Announced	2019	July 2021
Release date	2019	July 2021
NETWORK
Technology		4G
DEVICE
Dimensions	155.1 x 75.1 x 8.3 mm
Weight	163.5 g	190 (g6.70 oz)
S.I.M.	Duel	Dual SIM
Design	1080p@30fps	8 MP
Other
SCREEN
langfront.Type		IPS LCD
Size	6.22 inches - 720 x 1520 pixels	6.52 inches
Resolution		720 x 1600 pixels
Protection

PLATFORM
Operating system	Android 8.1 (Oreo)	Android 11,ColorOS 11.1,
Chipset	Mediatek MT6762 Helio P22 (12nm)	MediaTek Helio G35 (12nm)
Processor	Octa-core 2.0 GHz Cortex-A53	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU	PowerVR GE8320	PowerVR GE8320
MEMORY
Card slot	microSD, up to 256 GB	microSDXC
Internal & RAM	64 GB, 3 GB RAM	32GB 3GB RAM
CAMERA
Main	13 MP + 2 MP - Selfie 8 MP	13 MP + 2 MP + 2 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	✔️	✔️
GPS	✔️	✔️
NFC		❌
Radio	FM radio	FM Radio
USB	microUSB 2.0	USB Type-C 2.0
CHARACTERISTICS
Sensors	Fingerprint reader	Fingerprint (side-mounted),accelerometer,proximity,compass / Fingerprint (side mounted),accelerometer,proximity,compass,
Various	accelerometer,proximity,compass,
BATTERY
Type	4030 mAh	5000 mAh

What is the difference between VIVO Y91 and OPPO A16 ?