Samsung Galaxy J7 (2017) AT&T vs Samsung Galaxy J2 (2017) Specs Comparison

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

5.5 inches
4.7 inches

Resolution:

1280 x 720 pixels, 267 PPI
960 x 540 pixels, 234 PPI

Technology:

TFT
Super AMOLED

Screen-to-body:

72.05 %
64.62 %

Colors:

16 777 216

Features:

Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor
Proximity sensor

Hardware

System chip:

Samsung Exynos 7 Octa 7870 (14 nm)
Samsung Exynos

Processor:

Octa-core, 1600 MHz, ARM Cortex-A53, 64-bit
Quad-core, 1300 MHz

GPU:

Mali-T830 MP1
Yes

RAM:

2GB LPDDR3
1GB

Internal storage:

16GB
8GB, available to use: 4.3 GB

Storage expansion:

microSDXC up to 256 GB
microSDXC up to 128 GB

Device type:

Smartphone
Smartphone

OS:

Android (7.0 Nougat)
Android (6.0 Marshmallow)

Battery

Capacity:

3300 mAh
2000 mAh

Type:

Li - Ion, User replaceable
User replaceable

Camera

Rear:

Single camera
Single camera

Main camera:

8 MP (Autofocus, CMOS image sensor)
5 MP (Autofocus, CMOS image sensor)

Flash:

LED
LED

Video recording:

1920x1080 (Full HD) (60 fps)
1280x720 (HD) (30 fps)

Features:

Video calling, Video sharing
Video calling, Video sharing

Front:

5 MP
2 MP

Design

Dimensions:

5.96 x 3.01 x 0.34 inches (151.5 x 76.4 x 8.6 mm)
5.37 x 2.72 x 0.33 inches (136.5 x 69 x 8.4 mm)

Weight:

5.6 oz (159.0 g)
4.59 oz (130.0 g)

Materials:

Back: Plastic

Features:

Touch sensitive control keys

Keys:

Left: Volume control; Right: Lock/Unlock key
Left: Volume control; Right: Lock/Unlock key

Colors:

Black
Black, Gold

Cellular

4G (FDD):

Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a)
Bands 1(2100), 3(1800), 5(850), 8(900), 20(800 DD)

4G (TDD):

Bands 40(2300)

3G:

Bands 5(850), 4(1700/2100), 2(1900)
Bands 5(850), 8(900), 2(1900), 1(2100)

Data Speed:

LTE-A Cat 6 (300/50 Mbit/s)
LTE, HSPA, HSUPA, UMTS

Dual SIM:

Yes

SIM type:

Nano SIM
Micro SIM

HD Voice:

Yes

VoLTE:

Yes

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

Connectivity & Features

Bluetooth:

4.1, EDR
4.1

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 b, g, n; Wi-Fi Direct

USB:

microUSB, USB 2.0
microUSB, USB 2.0

Features:

Mass storage device, Charging
Mass storage device, Charging

Location:

GPS, A-GPS, Glonass
GPS, Glonass

Sensors:

Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer

Other:

ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync
VoIP, Tethering, Computer sync, OTA sync

Hearing aid compatible:

M3, T3

Phone features

Notifications:

Haptic feedback

Other features:

Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval:

Date approved:

Mar 17, 2017

FCC ID value:

A3LSMJ727A

Measured SAR:

Head:

0.62 W/kg

Body:

0.57 W/kg

Simultaneous Transmission:

1.25 W/kg

Wireless Router:

0.75 W/kg

Phablet:

3.97 W/kg

Buyers information

Price:

$ 240

Availability

Officially announced:

Oct 11, 2017
FCC OKs Cingular\'s purchase of AT&T Wireless