Difference between VIVO X90S and OPPO A9 (2020) ?

	PRODUCT 1	PRODUCT 2
	VIVO VIVO X90S	OPPO OPPO A9 (2020)
VERSION
Announced	June 2023	2019
Release date	June 2023	2019
NETWORK
Technology	5G
DEVICE
Dimensions	164.1 x 74.4 x 8.5 mm or 8.9 mm	163.6 x 75.6 x 9.1 mm
Weight		195 g
S.I.M.		Double SIM
Design	32 MP (1080p@60fps)	16MP
Other	IP64 dust/water resistant
SCREEN
langfront.Type	AMOLED,1B colors,120Hz,HDR10+,
Size	6.78 inches	6.5 inches
Resolution	1260 x 2800 pixels	720 x 1600 pixels
Protection		Gorilla Glass 3
PLATFORM
Operating system	Android 13,OriginOS 3,	Android 9.0 (Pie); ColorOS 6.1
Chipset	Mediatek Dimensity 9200+ (4nm)	Qualcomm SDM665 Snapdragon 665 (11nm)
Processor	Octa-core (1x3.35 GHz Cortex-X3 & 3x3.0 GHz Cortex-A715 & 4x2.0 GHz Cortex-A510)	Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU	Immortalis-G715 MC11	Adreno 610
MEMORY
Card slot	❌	microSD, jusqu`à 256 Go
Internal & RAM	256GB 8GB RAM or 256GB 12GB RAM or 512GB 12GB RAM	128GB 4GB RAM
CAMERA
Main	50 MP (f/1.8) (Optical Image Stabilization) + 12 MP (2x optical zoom) + 12 MP (Ultrawide)	48 MP + 8 MP + 2 MP + 2 MP
SOUND
Loudspeaker	Yes, with stereo speakers	✔️
Jack 3,5 mm	❌	✔️
CONNECTIVITY
Wifi	tri-band	✔️
Bluetooth	5.3	✔️
GPS	✔️	✔️
NFC	✔️
Radio	❌	FM Radio
USB	USB Type-C 2.0	microUSB 2.0
CHARACTERISTICS
Sensors	Fingerprint (under display,optical),accelerometer,gyro,proximity,compass,color spectrum,infrared port,	Fingerprint (rear mounted),accelerometer,gyroscope,proximity,compass,
Various	Fast charging 120W,Reverse charging,	10W Fast Battery Charging - Reverse Charging
BATTERY
Type	4810 mAh	5000 mAh

What is the difference between VIVO X90S and OPPO A9 (2020) ?

VIVO

VIVO X90S

OPPO

OPPO A9 (2020)