Difference between OPPO A91 and VIVO T1X 4G ?

	PRODUCT 1	PRODUCT 2
	OPPO OPPO A91	VIVO VIVO T1X 4G
VERSION
Announced	2019	April 2022
Release date	2019	April 2022
NETWORK
Technology		4G
DEVICE
Dimensions
Weight	172 g	182 (g6.42 oz)
S.I.M.	Double SIM	Dual SIM
Design	16MP	8 MP (1080p@30fps)
Other
SCREEN
langfront.Type		IPS LCD
Size	6.4 inches	6.58 inches
Resolution	1080 x 2400 pixels	1080 x 2408 pixels
Protection

PLATFORM
Operating system	Android 9.0 (Pie); ColorOS 6.1	Android,Funtouch 12,
Chipset	Mediatek MT6771V Helio P70 (12nm)	Qualcomm SM6225 Snapdragon 680 4G (6nm)
Processor	Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)	Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)
GPU	Mali-G72 MP3	Adreno 610
MEMORY
Card slot	microSD, jusqu`à 256 Go	microSDXC
Internal & RAM	128GB 8GB RAM	64GB 4GB RAM or 128GB 8GB RAM
CAMERA
Main	48 MP + 8 MP + 2 MP + 2 MP	50 MP (f/1.8) + 2 MP (depth) + 2 MP (macro)
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi	✔️	dual-band,Wi-Fi Direct,hotspot,
Bluetooth	✔️	5.0
GPS	✔️	Yes,A-GPS,GLONASS,GALILEO,BDS,QZSS,
NFC		❌
Radio	FM Radio	FM Radio
USB	2.0,Type-C 1.0,	USB Type-C
CHARACTERISTICS
Sensors	Fingerprint (under screen,optical),accelerometer,gyroscope,proximity,compass,	Fingerprint (side-mounted),accelerometer,proximity,compass,
Various	30W fast battery charging	Fast Charging 18W
BATTERY
Type	4025 mAh	5000 mAh

What is the difference between OPPO A91 and VIVO T1X 4G ?