Difference between OPPO A54 and VIVO S9 ?

	PRODUCT 1	PRODUCT 2
	OPPO OPPO A54	VIVO VIVO S9
VERSION
Announced	April 2021	2021
Release date	April 2021	2021
NETWORK
Technology	4G	5G
DEVICE
Dimensions		158.4 x 73.9 x 7.4 mm (6.24 x 2.91 x 0.29 in)
Weight	192 (g6.77 oz	173 (g6.10 oz)
S.I.M.	Dual SIM	Dual SIM
Design	16MP	44 MP (4K@30fps) + 8 MP
Other
SCREEN
langfront.Type	IPS LCD	AMOLED,90Hz,HDR10+,
Size	6.51 inches	6.44 inches
Resolution	720 x 1600 pixels	1080 x 2400 pixels
Protection

PLATFORM
Operating system	Android 10,ColorOS 7.2,	Android 11,OriginOS 1.0,
Chipset	Mediatek MT6765 Helio P35 (12nm)	MediaTek MT6891Z Dimensity 1100 5G (6nm)
Processor	Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)	Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU	PowerVR GE8320	Mali-G77 MC9
MEMORY
Card slot	microSDXC	❌
Internal & RAM	64GB 4GB RAM or 128GB 4GB RAM or 128GB 6GB RAM	128GB 8GB RAM, 256GB 12GB RAM
CAMERA
Main	13 MP + 2 MP + 2 MP	64 MP + 8 MP + 2 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	❌
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	✔️	✔️
GPS	✔️	✔️
NFC	❌	✔️
Radio	FM Radio	❌
USB	USB Type-C 2.0	USB Type-C
CHARACTERISTICS
Sensors	Fingerprint (side-mounted),accelerometer,proximity,compass / Fingerprint (side mounted),accelerometer,proximity,compass,	Fingerprint (under display,optical),accelerometer,gyro,proximity,compass / Fingerprint (under screen),optical),accelerometer,gyroscope,proximity,compass,
Various	Fast Charging 18W / Fast battery charge 18W	Fast Charging 33W / Fast battery charge 33W
BATTERY
Type	5000 mAh	4000 mAh

What is the difference between OPPO A54 and VIVO S9 ?