Difference between OPPO REALME X2 and ? in United States

	PRODUCT 1	PRODUCT 2
	OPPO OPPO REALME X2
VERSION
Announced	2019
Release date	2019
NETWORK
Technology
DEVICE
Dimensions	158.7 x 75.2 x 8.6 mm
Weight	182 g
S.I.M.	Double SIM
Design	32MP
Other
SCREEN
langfront.Type
Size	6.4 inches
Resolution	1080 x 2340 pixels
Protection	Gorilla Glass 5

PLATFORM
Operating system	Android 9.0 (Pie),planned upgrade to Android 10,
Chipset	Qualcomm SDM730 Snapdragon 730G (8nm)
Processor	Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
GPU	Adreno 618
MEMORY
Card slot	microSD, jusqu`à 256 Go
Internal & RAM	64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
CAMERA
Main	64 MP + 8 MP + 2 MP + 2 MP
SOUND
Loudspeaker	✔️
Jack 3,5 mm	✔️
CONNECTIVITY
Wifi	✔️
Bluetooth	✔️
GPS	✔️
NFC	✔️
Radio	FM Radio
USB	2.0,Type-C,
CHARACTERISTICS
Sensors	Fingerprint (under display),optical),accelerometer,gyroscope,proximity,compass,
Various	30W fast battery charging
BATTERY
Type	4000 mAh

What is the difference between OPPO REALME X2 and in United States?