Difference between BLACKBERRY KEY2 and XIAOMI REDMI NOTE 9 4G ? in United States

	PRODUCT 1	PRODUCT 2
	BLACKBERRY BLACKBERRY KEY2	XIAOMI XIAOMI REDMI NOTE 9 4G
VERSION
Announced	2018	2020
Release date	2018	2020
NETWORK
Technology		GSM / CDMA / HSPA / LTE
DEVICE
Dimensions	151.4 x 71.8 x 8.5 mm	162.3 x 77.3 x 9.6 mm (6.39 x 3.04 x 0.38 in)
Weight	168 g	198 (g6.98 oz)
S.I.M.	Single or dual SIM	Dual SIM
Design	8 MP	8 MP
Other	BlackBerry 4-row capacitive touch keyboard	Water-repellent coating
SCREEN
langfront.Type		IPS LCD
Size	4.5 inches	6.53 inches
Resolution	1080 x 1620 pixels	1080 x 2340 pixels
Protection	Gorilla Glass 3	Gorilla Glass 3

PLATFORM
Operating system	Android 8.1 (Oreo)	Android 10,MIUI 12,
Chipset	Qualcomm SDM660 Snapdragon 660 (14nm)	Qualcomm SM6115 Snapdragon 662 (11nm)
Processor	Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)	Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU	Adreno 512	Adreno 610
MEMORY
Card slot	microSD, jusqu`à 256 Go	microSDXC
Internal & RAM	64/128 GB, 6 GB RAM	128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
CAMERA
Main	12 MP + 12 MP	48 MP + 8 MP + 2 MP
SOUND
Loudspeaker	✔️	Yes, with stereo speakers / Oui, avec haut-parleurs stéréo
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	✔️	✔️
GPS	✔️	✔️
NFC	✔️	❌
Radio	FM Radio	FM Radio
USB	3.0,Type-C 1.0,	Type-C 2.0
CHARACTERISTICS
Sensors	Fingerprint (front mounted),accelerometer,gyroscope,proximity,compass,	Fingerprint (side-mounted),accelerometer,proximity,compass / Fingerprint (side mounted),
Various	18W fast battery charging	Fast charging 18W / Reverse charging 2.5W
BATTERY
Type	3500 mAh	6000 mAh

What is the difference between BLACKBERRY KEY2 and XIAOMI REDMI NOTE 9 4G in United States?

BLACKBERRY

BLACKBERRY KEY2

XIAOMI

XIAOMI REDMI NOTE 9 4G