Difference between SAMSUNG GALAXY A8 (2018) and SAMSUNG GALAXY A21 ? in Canada

	PRODUCT 1	PRODUCT 2
	SAMSUNG SAMSUNG GALAXY A8 (2018)	SAMSUNG SAMSUNG GALAXY A21
VERSION
Announced	2017	2020
Release date	2018	2020
NETWORK
Technology
DEVICE
Dimensions		167.8 x 76.7 x 8.1 mm
Weight		193 g
S.I.M.		Single SIM (Nano-SIM) or dual SIM hybrid (Nano-SIM),dual watch),
Design		13MP
Other
SCREEN
langfront.Type
Size	5.6 inches - 1080 x 2220 pixels	6.5 inches
Resolution		720 x 1600 pixels
Protection

PLATFORM
Operating system	Android 7.1.1 (Nougat)	Octa-core (4x2.3 GHz & 4x1.8 GHz)
Chipset
Processor	Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)	Octa-core (4x2.3 GHz & 4x1.8 GHz)
GPU
MEMORY
Card slot		microSDXC
Internal & RAM	32/64 GB, 4 GB RAM	32GB 3GB RAM
CAMERA
Main	16 MP - Selfie Dual 16 MP & 8 MP	16 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,
Various		15W fast battery charging
BATTERY
Type	3000 mAh	4000 mAh

What is the difference between SAMSUNG GALAXY A8 (2018) and SAMSUNG GALAXY A21 in Canada?