Difference between XIAOMI MI NOTE 3 and XIAOMI REDMI NOTE 9 ?

	PRODUCT 1	PRODUCT 2
	XIAOMI XIAOMI MI NOTE 3	XIAOMI XIAOMI REDMI NOTE 9
VERSION
Announced		2020
Release date	2017	2020
NETWORK
Technology
DEVICE
Dimensions		162.3 x 77.2 x 8.9 mm
Weight		199 g
S.I.M.		Double SIM
Design		13MP
Other
SCREEN
langfront.Type
Size	5.5 inches - 1080 x 1920 pixels	6.53 inches
Resolution		1080 x 2340 pixels
Protection		Gorilla Glass 5

PLATFORM
Operating system	Android 7.1 (Nougat)	Android 10; MIUI 11
Chipset		MediaTek Helio G85 (12nm)
Processor	Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)	Octa-core 2.0 GHz
GPU		Mali-G52 MC2
MEMORY
Card slot		microSDXC
Internal & RAM	64/128 GB, 6 GB RAM	64GB 3GB RAM
CAMERA
Main	Dual 12 MP & 12 MP - Selfie 16 MP	48 MP + 8 MP + 2 MP + 2 MP
SOUND
Loudspeaker		✔️
Jack 3,5 mm		✔️
CONNECTIVITY
Wifi		✔️
Bluetooth		✔️
GPS		✔️
NFC		✔️
Radio
USB		2.0,Type-C 1.0,
CHARACTERISTICS
Sensors		Fingerprint (rear mounted),accelerometer,gyroscope,proximity,compass,infrared port,
Various		18W Fast Charging - 9W Reverse Charging
BATTERY
Type	3500 mAh	5020 mAh

What is the difference between XIAOMI MI NOTE 3 and XIAOMI REDMI NOTE 9 ?