Difference between REALME WATCH T1 and VIVO Y15S ?

	PRODUCT 1	PRODUCT 2
	REALME REALME WATCH T1	VIVO VIVO Y15S
VERSION
Announced	October 2021	November 2021
Release date	October 2021	November 2021
NETWORK
Technology	❌	4G
DEVICE
Dimensions	43.5 x 43.5 x 10.2 mm (1.71 x 1.71 x 0.40 in)
Weight		179 (g6.31 oz)
S.I.M.	❌	Dual SIM
Design		8 MP
Other	50m water resistant - 5 ATM / 50m water resistant - 5 ATM
SCREEN
langfront.Type	AMOLED	IPS LCD
Size	1.39 inches	6.51 inches
Resolution	416 x 416 pixels	720 x 1600 pixels
Protection

PLATFORM
Operating system	Proprietary OS	Android 11 (Go edition),Funtouch 11.1,
Chipset		Mediatek MT6765 Helio P35 (12nm)
Processor		Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU		PowerVR GE8320
MEMORY
Card slot		microSDXC
Internal & RAM		32GB 3GB RAM
CAMERA
Main	❌	13 MP + 2 MP
SOUND
Loudspeaker	❌	✔️
Jack 3,5 mm	❌	✔️
CONNECTIVITY
Wifi	❌	Wi-Fi Direct,hotspot,
Bluetooth	5.0	5.0
GPS	GPS,GLONASS,GALILEO,BDS,	GPS,A-GPS,GLONASS,GALILEO,BDS,
NFC	✔️	❌
Radio	❌	FM Radio
USB	❌	microUSB 2.0
CHARACTERISTICS
Sensors	Accelerometer,heart rate,compass / Accelerometer,cardiac frequency,compass,	Fingerprint (side-mounted),accelerometer,proximity,compass / Fingerprint (side mounted),accelerometer,proximity,compass,
Various		Fast Charging 10W - Reverse charging 5W / Fast battery charge 10W - Reverse charging 5W
BATTERY
Type	228 mAh	5000 mAh

What is the difference between REALME WATCH T1 and VIVO Y15S ?