Difference between VIVO Y16 and VIVO Y51 ? in United States

	PRODUCT 1	PRODUCT 2
	VIVO VIVO Y16	VIVO VIVO Y51
VERSION
Announced	September 2022	2020
Release date	September 2022	2020
NETWORK
Technology	4G	GSM / HSPA / LTE
DEVICE
Dimensions	164 x 75.6 x 8.2 mm (6.46 x 2.98 x 0.32 in)	163.9 x 75.3 x 8.4 mm (6.45 x 2.96 x 0.33 in)
Weight	184 (g6.49 oz)	188 (g6.63 oz)
S.I.M.		Dual SIM
Design	5 MP	16MP
Other	Splashproof
SCREEN
langfront.Type	IPS LCD	IPS LCD
Size	6.51 inches	6.58 inches
Resolution	720 x 1600 pixels	1080 x 2408 pixels
Protection

PLATFORM
Operating system	Android 12,Funtouch 12,	Android 11,Funtouch 11,
Chipset	Mediatek MT6765 Helio P35 (12nm)	Qualcomm SDM665 Snapdragon 665 (11nm)
Processor	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)	Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU	PowerVR GE8320	Adreno 610
MEMORY
Card slot	microSDXC	microSDXC
Internal & RAM	32GB 3GB RAM	128GB 8GB RAM
CAMERA
Main	13 MP + 2 MP	48 MP + 8 MP + 2 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi	dual-band,hotspot,	✔️
Bluetooth	5.0	✔️
GPS	✔️	✔️
NFC	❌	❌
Radio	FM Radio	FM Radio
USB	USB Type-C	Type-C 2.0
CHARACTERISTICS
Sensors	Fingerprint (side-mounted),accelerometer,proximity,compass,	Fingerprint (side-mounted),accelerometer,gyro,proximity,compass / Fingerprint (lateral),
Various		Fast Charging 18W / Fast battery charge 18W
BATTERY
Type	5000 mAh	5000 mAh

What is the difference between VIVO Y16 and VIVO Y51 in United States?