Difference between XIAOMI REDMI 4 (4X) and SAMSUNG GALAXY A9 - 2018 ?

	PRODUCT 1	PRODUCT 2
	XIAOMI XIAOMI REDMI 4 (4X)	SAMSUNG SAMSUNG GALAXY A9 - 2018
VERSION
Announced		2018
Release date	2017	2018
NETWORK
Technology
DEVICE
Dimensions
Weight
S.I.M.		Duel
Design		2160p@30fps,1080p@30fps,
Other
SCREEN
langfront.Type
Size	5.0 inches - 720 x 1280 pixels	6.3 inches - 1080 x 2220 pixels
Resolution
Protection

PLATFORM
Operating system	Android 6.0.1 (Marshmallow),upgradable to 7.1.2 (Nougat),	Android 8.0 (Oreo)
Chipset
Processor	Octa-core 1.4 GHz Cortex-A53	Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
GPU
MEMORY
Card slot		microSD, up to 512 GB
Internal & RAM	64 GB, 4 GB RAM or 32 GB, 3 GB RAM or 16 GB, 2 GB RAM	128 GB, 6/8 GB RAM
CAMERA
Main	13 MP - Selfie 5 MP	Quatre 24 MP & 8 MP & 10 MP & 5 MP Single 24 MP
SOUND
Loudspeaker		✔️
Jack 3,5 mm		✔️
CONNECTIVITY
Wifi
Bluetooth
GPS		✔️
NFC		✔️
Radio		FM radio
USB		2.0,Type-C 1.0,
CHARACTERISTICS
Sensors		Fingerprint reader
Various		Fast charge
BATTERY
Type	4100 mAh	3800 mAh

What is the difference between XIAOMI REDMI 4 (4X) and SAMSUNG GALAXY A9 - 2018 ?