Difference between SAMSUNG GALAXY M31 and SAMSUNG GALAXY A91 ? in Canada

	PRODUCT 1	PRODUCT 2
	SAMSUNG SAMSUNG GALAXY M31	SAMSUNG SAMSUNG GALAXY A91
VERSION
Announced	2020	Preliminary specifications / Spécifications préliminaires
Release date	2020	Rumored / Rumeur
NETWORK
Technology		GSM / HSPA / LTE
DEVICE
Dimensions	159.2 x 75.1 x 8.9 mm
Weight	191 g
S.I.M.	Double SIM	Single SIM or Dual SIM / Single or double SIM
Design	32MP	32MP
Other		Always-on display / Permanent display
SCREEN
langfront.Type		Super AMOLED
Size	6.4 inches	6.7 inches
Resolution	1080 x 2340 pixels	1080 x 2400 pixels
Protection	Gorilla Glass 3

PLATFORM
Operating system	Android 10,One UI 2.0,	Android 10,OneUI,
Chipset	Exynos 9611 (10nm)	Qualcomm SM8150 Snapdragon 855 (7nm)
Processor	Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)	Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
GPU	Mali-G72 MP3	Adreno 640
MEMORY
Card slot	microSDXC	microSDXC
Internal & RAM	64GB 6GB RAM, 128GB 6GB RAM	128GB 8GB RAM
CAMERA
Main	64 MP + 8 MP + 5 MP + 5 MP	48 MP + 12 MP + 5 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	❌
CONNECTIVITY
Wifi		✔️
Bluetooth		✔️
GPS		✔️
NFC	✔️	❌
Radio	FM Radio
USB	2.0,Type-C 1.0,	Type-C 2.0
CHARACTERISTICS
Sensors	Fingerprint (rear mounted),accelerometer,gyroscope,proximity,compass,	Fingerprint (under display,optical),accelerometer,gyro,proximity,compass,Samsung DeX (desktop experience support) ANT+,
Various	15W fast battery charging	Fast Charging 45W / Fast battery charge 45W
BATTERY
Type	6000 mAh	4500 mAh

What is the difference between SAMSUNG GALAXY M31 and SAMSUNG GALAXY A91 in Canada?