Difference between VIVO NEX DUAL DISPLAY and SAMSUNG GALAXY NOTE 9 ?

	PRODUCT 1	PRODUCT 2
	VIVO VIVO NEX DUAL DISPLAY	SAMSUNG SAMSUNG GALAXY NOTE 9
VERSION
Announced	2018
Release date	2018	2018
NETWORK
Technology
DEVICE
Dimensions	157.2 x 75.3 x 8.1 mm
Weight	199 g
S.I.M.
Design	❌
Other
SCREEN
langfront.Type
Size	6.39 inches 1080 x 2340 p + 5.49 inches 1080 x 1920 p	6.4 inches - 1440 x 2960 pixels
Resolution
Protection

PLATFORM
Operating system	Android 9.0 (Pie)	Android 8.1 (Oreo)
Chipset	Qualcomm SDM845 Snapdragon 845 (10nm)
Processor	Octa-core (4x2.7 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)	Octa-core (4x2.7 GHz Mongoose M3 & 4x1.8 GHz Cortex-A55)
GPU	Adreno 630
MEMORY
Card slot	❌
Internal & RAM	128 GB, 10 GB RAM	512 GB, 8 GB RAM or 128 GB, 6 GB RAM
CAMERA
Main	12 MP + 2 MP + TOF Camera (3D)	Dual 12 MP - Selfie 8 MP
SOUND
Loudspeaker	✔️
Jack 3,5 mm	✔️
CONNECTIVITY
Wifi	✔️
Bluetooth	✔️
GPS	✔️
NFC
Radio	❌
USB	2.0,Type-C 1.0,
CHARACTERISTICS
Sensors	Fingerprint reader under the screen
Various	Charge rapide - accelerometer, gyro, proximity, compass
BATTERY
Type	3500 mAh	4000 mAh

What is the difference between VIVO NEX DUAL DISPLAY and SAMSUNG GALAXY NOTE 9 ?