Samsung Galaxy J7 (2017) vs OPPO A83 Specs Comparison

Design

Dimensions
6.00 x 2.94 x 0.31 inches (152.5 x 74.8 x 8 mm)	5.93 x 2.88 x 0.30 inches (150.5 x 73.1 x 7.7 mm)
Weight
6.38 oz(181.0 g)	5.04 oz(143.0 g)
Materials
Back: Aluminum	Back: Aluminum
Biometrics
Fingerprint (touch)	2D Face unlock
Features
Touch sensitive control keys
Keys
Left: Volume control; Right: Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key
Colors
Black, Gold, Silver, Rose gold	Black, Gold

Display

Size
5.5-inch	5.7-inch
Resolution
1920x1080px, 401 PPI	1440x720px, 282 PPI
Technology
Super AMOLED	IPS LCD
Screen-to-body
73.28 %	76.10 %
Features
Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
Samsung Exynos 7 Octa 7870 (14 nm)	MediaTek Helio P23 MT6763T (16 nm)
Processor
Octa-core 1600 MHz ARM Cortex-A53	Octa-core 2500 MHz ARM Cortex-A53
GPU
Mali-T830 MP2	Mali-G71 MP2
RAM
3GB (LPDDR3)	3GB (LPDDR4)
Internal storage
16GB, available to use: 10 GB	32GB
Storage expansion
microSDXC up to 256 GB	microSDXC up to 256 GB
OS
Android (9.0 Pie, 7.0 Nougat), Samsung One UI	Android (7.1 Nougat), OPPO ColorOS UI

Battery

Capacity
3600 mAh	3180 mAh
Type
Not user replaceable	Li - Ion, Not user replaceable

Camera

Rear
Single camera	Single camera
Main camera
13 MP (Autofocus) Aperture size: F1.7	13 MP (Autofocus) Aperture size: F2.2
Flash
LED	LED
Video recording
1920x1080 (Full HD) (30 fps) Video calling, Video sharing	1920x1080 (Full HD) (30 fps) Video calling, Video sharing
Front
13 MP (Flash), Video capture: 1920x1080 (Full HD)	8 MP

Connectivity & Features

Bluetooth
4.1	4.2
Wi-Fi
802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot	802.11 a,b,g,n,dual-band Wi-Fi Direct
USB
microUSB, USB 2.0, Features: Charging, OTG, Mass storage device	microUSB, USB 2.0, Features: Mass storage device, OTG, Charging
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)	Accelerometer, Compass
Other
NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync	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	Wireless screen share
Radio
FM
Additional microphone(s)
	Noise cancellation

Cellular

4G (FDD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)	Bands 1(2100), 3(1800), 5(850), 8(900)
4G (TDD)
Bands 40(2300)	Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 5(850), 8(900), 2(1900), 1(2100)	Bands 5(850), 8(900), 1(2100)
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE, HSPA, HSUPA
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM
VoLTE
Yes

Regulatory Approval

Measured SAR
	Head: 1.38 W/kg Body: 0.71 W/kg

Buyers information

MSRP
	$ 218
In The Box
	Earphones, microUSB cable, charger, SIM ejector tool, Documentation, case

Availability

Officially announced
Jun 06, 2017

Alternative variants

Dual SIM	Yes

Links

Full specifications
Samsung Galaxy J7 (2017) Specs	OPPO A83 Specs