Samsung Galaxy J7 (2017) vs Xiaomi Mi 9T Specs Comparison

Design

Dimensions
6.00 x 2.94 x 0.31 inches 152.5 x 74.8 x 8 mm	6.17 x 2.93 x 0.35 inches 156.7 x 74.3 x 8.8 mm
Weight
6.38 oz (181.0 g)	6.74 oz (191.0 g)
Materials
Back: Aluminum	Back: Metal Frame: Metal
Biometrics
Fingerprint (touch)	2D Face unlock, Optical in-screen fingerprint
Features
Touch sensitive control keys
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Gold, Silver, Rose gold	Carbon Black, Flame Red, Glacier Blue

Display

Size
5.5-inch	6.4-inch
Resolution
1920x1080px, 401 PPI	2340x1080px, 19.5:9 ratio, 403 PPI
Technology
Super AMOLED	AMOLED
Refresh rate
	60Hz
Screen-to-body
73.28 %	85.94 %
Peak brightness
	430 cd/m2 (nit)
Features
Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip
Samsung Exynos 7 Octa 7870 (14 nm)	Qualcomm Snapdragon 730 SM7150-AA (8 nm)
Processor
Octa-core ARM Cortex-A53	Octa-core Kryo 470
GPU
Mali-T830 MP2	Adreno 618
RAM
3GB (LPDDR3)	6GB (LPDDR4)
Internal storage
16GB	128GB
Storage expansion
microSDXC up to 256 GB	not expandable
OS
Android (7.0 Nougat), Samsung One UI	Android (10, 9.0 Pie)

Battery

Capacity
3600 mAh	4000 mAh
Charging
	Fast charging
Charge speed
	Wired: 18.0W

Camera

Rear
Single camera	Triple camera
Main camera
13 MP (Autofocus) Aperture size: F1.7	48 MP (PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
	13 MP (Ultra-wide) Aperture size: F2.4 Focal Length: 12 mm Sensor size: 1/3.1" Pixel size: 1.12 μm
Third camera
	8 MP (Telephoto) Optical zoom: 2.0x Aperture size: F2.4 Focal Length: 53 mm Sensor size: 1/4" Pixel size: 1.12 μm
Flash
LED	Dual LED
Video recording
1920x1080 (Full HD) (30 fps) Video calling, Video sharing	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps) Video calling, Video sharing
Front
13 MP (Flash), Video capture: 1920x1080 (Full HD)	20 MP (Pop-up, HDR), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
4.1	5.0
WLAN
802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0	Type-C
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)	Accelerometer, Gyroscope, Compass
Other
NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync	NFC, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Album art cover, Background playback	Album art cover, Background playback
Screen mirroring
Wireless screen share
Radio
FM	FM

Cellular

4G (FDD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD)
Bands 40(2300)	Bands 38(2600), 40(2300)
3G
Bands 1(2100), 2(1900), 5(850), 8(900)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM
HD Voice
	Yes
VoLTE
Yes	Yes

Buyers information

In The Box
	Power adapter, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card

Availability

Officially announced
Jun 06, 2017	Jun 12, 2019

Alternative variants

Dual SIM	Yes

with 64 GB storage

Internal storage	64GB

Links

Full specifications
Samsung Galaxy J7 (2017) Specs	Xiaomi Mi 9T Specs