Difference between TICWATCH PRO 3 and VIVO IQOO U3 ? in United States

	PRODUCT 1	PRODUCT 2
	TICWATCH TICWATCH PRO 3	VIVO VIVO IQOO U3
VERSION
Announced	October 2021	2020
Release date	2021	2020
NETWORK
Technology	❌	GSM / CDMA / HSPA / LTE / 5G
DEVICE
Dimensions	47 x 48 x 12.2 mm	164.2 x 75.4 x 8.4 mm (6.46 x 2.97 x 0.33 in)
Weight	41.9g	185.5 (g6.56 oz)
S.I.M.	❌	Dual SIM
Design	Shape : Circular, Curved // Case material : Stainless steel, Thermoplastic // Strap material : Silicone // Bezel material : Stainless steel	20MP
Other	IP 68 Waterproof
SCREEN
langfront.Type	AMOLED	IPS LCD
Size	1.4 inches	6.58 inches
Resolution	400 x 400 px	1080 x 2400 pixels
Protection	Corning Gorilla Glass

PLATFORM
Operating system	WearOS	Android 10,IQOO UI,
Chipset	Snapdragon 4100	MediaTek Dimensity 800U 5G (7nm)
Processor	1.7GHz dual core	Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU	Adreno 504	Mali-G57 MC3
MEMORY
Card slot	❌	❌
Internal & RAM	8GB 1GB RAM	128GB 6GB RAM, 128GB 8GB RAM
CAMERA
Main	❌	48 MP + 2 MP
SOUND
Loudspeaker	✔️
Jack 3,5 mm	✔️
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	4.2	✔️
GPS	✔️	✔️
NFC	✔️	❌
Radio	❌	❌
USB		Type-C 2.0
CHARACTERISTICS
Sensors	Accelerometer,Altimeter,Ambient light,Barometer,Compass,Gyroscope,Heart rate monitoring,Pulse oximeter (SpO2),	Fingerprint (side-mounted),accelerometer,proximity,compass / Fingerprint (side mounted),
Various		Fast Charging 18W / Fast battery charge 18W
BATTERY
Type	577 mAh	5000 mAh

What is the difference between TICWATCH PRO 3 and VIVO IQOO U3 in United States?