Difference between GARMIN D2 MACH 1 and AMAZON FIRE HD 8 (2020) ?

	PRODUCT 1	PRODUCT 2
	GARMIN GARMIN D2 MACH 1	AMAZON AMAZON FIRE HD 8 (2020)
VERSION
Announced		2020
Release date		2020
NETWORK
Technology
DEVICE
Dimensions	47 x 47 x 14.5 mm	202 x 137 x 9.7 mm
Weight	70 g	355 g
S.I.M.		❌
Design	Magnetic Charging Cable	2 MP
Other	Body Protection Up to 10 ATM
SCREEN
langfront.Type	AMOLED	-
Size	1.3 inches	8 inches
Resolution	416 x 416 pixels	800 x 1280 pixels
Protection	Sapphire Glass

PLATFORM
Operating system	Proprietary OS (Android and iOS compatibility)	Android 9.0 (Pie),Fire OS 7,
Chipset		MediaTek MT8168 (12nm)
Processor		Quad-core 2.0 GHz Cortex-A53
GPU		Mali-G52 MC1
MEMORY
Card slot		microSDXC
Internal & RAM		32GB 2GB RAM or 64GB 2GB RAM
CAMERA
Main	❌	2 MP
SOUND
Loudspeaker		Oui, avec haut-parleurs stéréo
Jack 3,5 mm		✔️
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	✔️	✔️
GPS	✔️	❌
NFC	✔️
Radio		❌
USB	❌	Type-C 1.0
CHARACTERISTICS
Sensors	Garmin Elevate Wrist Heart Rate Monitor,Barometric Altimeter,Compass,Gyroscope,Accelerometer,Thermometer,Pulse OX Blood Oxygen Saturation Monitor,multi-frequency positioning,	Accelerometer - Alexa Natural Language Commands - Text-to-Speech English Content Player
Various
BATTERY
Type

What is the difference between GARMIN D2 MACH 1 and AMAZON FIRE HD 8 (2020) ?