Difference between VIVO IQOO Z6 44W and VIVO S1 PRIME ? in United States

	PRODUCT 1	PRODUCT 2
	VIVO VIVO IQOO Z6 44W	VIVO VIVO S1 PRIME
VERSION
Announced	April 2022	2020
Release date	May 2022	2020
NETWORK
Technology	4G	3G/4G
DEVICE
Dimensions		159.3 x 75.2 x 8.7 mm
Weight	182 (g6.42 oz)	190.2 g
S.I.M.	Dual SIM	Hybrid Dual SIM (Nano-SIM,dual watch),
Design	16 MP (1080p@30fps)	16MP
Other
SCREEN
langfront.Type	AMOLED,90Hz,
Size	6.44 inches	6.38 inches
Resolution	1080 x 2404 pixels	1080 x 2340 pixels, rapport 19,5: 9 (densité ~ 404 ppp)
Protection	Schott Xensation glass

PLATFORM
Operating system	Android 12,Funtouch 12,	Android 9.0 (Pie),Funtouch 9.2,
Chipset	Qualcomm SM6225 Snapdragon 680 4G (6nm)	Qualcomm SDM665 Snapdragon 665 (11nm)
Processor	Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)	Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU	Adreno 610	Adreno 610
MEMORY
Card slot	❌	microSDXC
Internal & RAM	128GB 4GB RAM or 128GB 6GB RAM or 128GB 8GB RAM	128GB 8GB RAM
CAMERA
Main	50 MP (f/1.8) + 2 MP + 2 MP	48 MP + 8 MP + 2 MP + 2 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm		✔️
CONNECTIVITY
Wifi	dual-band,Wi-Fi Direct,hotspot,	✔️
Bluetooth	5.2	✔️
GPS	Yes,A-GPS,GLONASS,GALILEO,BDS,	✔️
NFC	❌
Radio		FM Radio
USB	USB Type-C 2.0	2.0,Type-C 1.0 reversible connector,USB On-The-Go,
CHARACTERISTICS
Sensors	Fingerprint (under display,optical),accelerometer,proximity,	Fingerprint (under screen,optical),accelerometer,gyroscope,proximity,compass,
Various	Fast Charging 44W	18W fast battery charging
BATTERY
Type	5000 mAh	4500 mAh

What is the difference between VIVO IQOO Z6 44W and VIVO S1 PRIME in United States?