Difference between VIVO Y33T and OPPO A15S ?

	PRODUCT 1	PRODUCT 2
	VIVO VIVO Y33T	OPPO OPPO A15S
VERSION
Announced	January 2022	2020
Release date	January 2022	2021
NETWORK
Technology	4G	GSM / HSPA / LTE
DEVICE
Dimensions	164.3 x 76.1 x 8 mm (6.47 x 3.00 x 0.31 in)	164 x 75.4 x 7.9 mm (6.46 x 2.97 x 0.31 in)
Weight	182 (g6.42 oz)	177 (g6.24 oz)
S.I.M.	Dual SIM	Dual SIM
Design	16 MP (1080p@30fps)	8 MP
Other
SCREEN
langfront.Type	IPS LCD	IPS LCD
Size	6.58 inches	6.52 inches
Resolution	1080 x 2408 pixels	720 x 1600 pixels
Protection
PLATFORM
Operating system	Android 11,Funtouch 12,	Android 10,ColorOS 7.2,
Chipset	Qualcomm SM6225 Snapdragon 680 4G (6nm)	Mediatek MT6765 Helio P35 (12nm)
Processor	Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)	Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU	Adreno 610	PowerVR GE8320
MEMORY
Card slot	microSDXC	microSDXC
Internal & RAM	128GB 8GB RAM	64GB 4GB RAM
CAMERA
Main	50 MP (f/1.8) + 2 MP + 2 MP	13 MP + 2 MP + 2 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi	dual-band,Wi-Fi Direct,hotspot,	✔️
Bluetooth	5.0	✔️
GPS	GPS,A-GPS,GLONASS,GALILEO,BDS,QZSS,	✔️
NFC	❌	❌
Radio	FM Radio	FM Radio
USB	USB Type-C 2.0	microUSB 2.0
CHARACTERISTICS
Sensors	Fingerprint (side-mounted),accelerometer,proximity,compass / Fingerprint (side mounted),accelerometer,proximity,compass,	Fingerprint (rear-mounted),accelerometer,proximity,
Various	Fast charging 18W - Reverse charging	Fast Charging 10W
BATTERY
Type	5000 mAh	4230 mAh

What is the difference between VIVO Y33T and OPPO A15S ?