Difference between REALME WATCH 2 and REALME TECHLIFE WATCH R100 ?

	PRODUCT 1	PRODUCT 2
	REALME REALME WATCH 2	REALME REALME TECHLIFE WATCH R100
VERSION
Announced	May 2021	June 2022
Release date	May 2021	July 2022
NETWORK
Technology	❌	❌
DEVICE
Dimensions		54.1 x 46 x 12.2 mm (2.13 x 1.81 x 0.48 in)
Weight	38 (g1.34 oz)	46 g
S.I.M.	❌
Design	Glass front,plastic back,plastic frame / Glass facade,plastic back,plastic frame,	Glass front,plastic frame,plastic back,
Other	IP68 dust/water resistant - Not swim proof	IP68 dust / water resistant --- Compatible with standard 22mm straps
SCREEN
langfront.Type	IPS LCD	IPS LCD
Size	1.4 inches	1.32 inches
Resolution	320 x 320 pixels	360 x 360 pixels
Protection
PLATFORM
Operating system	--	Proprietary OS
Chipset
Processor	--
GPU
MEMORY
Card slot	❌	❌
Internal & RAM	--
CAMERA
Main	❌	❌
SOUND
Loudspeaker	❌	✔️
Jack 3,5 mm	❌	❌
CONNECTIVITY
Wifi	❌
Bluetooth	✔️	5.2
GPS	❌	❌
NFC	❌	❌
Radio	❌	❌
USB	❌	❌
CHARACTERISTICS
Sensors	Accelerometer,heart rate,SpO2 / Accelerometer,cardiac frequency,SpO2,	Accelerometer,heart rate,SpO2,
Various
BATTERY
Type	Li-Ion langproduct.315 mAh	380 mAh

What is the difference between REALME WATCH 2 and REALME TECHLIFE WATCH R100 ?