Difference between GOOGLE PIXEL 7A and SAMSUNG GALAXY M21 ?

	PRODUCT 1	PRODUCT 2
	GOOGLE GOOGLE PIXEL 7A	SAMSUNG SAMSUNG GALAXY M21
VERSION
Announced	May 2023	2020
Release date	May 2023	2020
NETWORK
Technology	5G
DEVICE
Dimensions	152 x 72.9 x 9 mm (5.98 x 2.87 x 0.35 in)	159 x 75.1 x 8.9 mm
Weight	193.5 (g6.84 oz)	188 g
S.I.M.		Double SIM
Design	13 MP (ultrawide) (4K@30fps)	20MP
Other	Dust / water resistant
SCREEN
langfront.Type	OLED,HDR,90Hz,
Size	6.1 inches	6.4 inches
Resolution	1080 x 2400 pixels	1080 x 2340 pixels
Protection	Corning Gorilla Glass 3	Gorilla Glass 3
PLATFORM
Operating system	Android 13	Android 10.0; One UI 2
Chipset	Google Tensor G2 (5nm)	Exynos 9611 (10nm)
Processor	Octa-core (2x2.85 GHz Cortex-X1 & 2x2.35 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)	Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU	Mali-G710 MP7	Mali-G72 MP3
MEMORY
Card slot	❌	microSDXC
Internal & RAM	128GB 8GB RAM	64 GB, 4 GB RAM
CAMERA
Main	64 MP (Optical Image Stabilization) + 13 MP (120°)	48 MP + 8 MP + 5 MP
SOUND
Loudspeaker	Yes, with stereo speakers	✔️
Jack 3,5 mm	❌	✔️
CONNECTIVITY
Wifi	tri-band	✔️
Bluetooth	5.3	✔️
GPS	✔️	✔️
NFC	✔️
Radio	❌	FM Radio,RDS,registration,
USB	USB Type-C 3.2	2.0,Type-C 1.0,
CHARACTERISTICS
Sensors	Fingerprint (under display,optical),accelerometer,gyro,proximity,compass,barometer,	Fingerprint (rear mounted),accelerometer,gyroscope,proximity,compass,
Various	Fast Charging 18W - Wireless Charging 7.5W	15W fast battery charging
BATTERY
Type	4385 mAh	6000 mAh

What is the difference between GOOGLE PIXEL 7A and SAMSUNG GALAXY M21 ?