Samsung Galaxy S7 vs Samsung Galaxy J7

$139.00 VIEW ON AMAZON
$154.95 VIEW ON AMAZON

Display

Display size

5.1 inches
5.5 inches

Resolution

1440 x 2560 pixels
720 x 1280 pixels

Pixel density

576 ppi
267 ppi

Technology

Super AMOLED
Super AMOLED

Screen-to-body ratio

72.30 %
69.72 %

Features

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

Camera

Rear

Single camera
Single camera

Main camera

12 megapixels
13 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Autofocus

Specifications

Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.5"; Pixel size: 1.4 μm
Aperture size: F1.9; Focal length: 28 mm

Flash

LED
LED

Video recording

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps)
1920x1080 (Full HD) (30 fps)

Features

High Dynamic Range mode (HDR), Picture-taking during video recording, Video calling, Video sharing
Video calling

Front

5 megapixels
5 megapixels

Features

High Dynamic Range mode (HDR)
Flash

Design

Dimensions

5.61 x 2.74 x 0.31 inches (142.4 x 69.6 x 7.9 mm)
6.00 x 3.09 x 0.30 inches (152.4 x 78.6 x 7.5 mm)

Weight

5.36 oz (152 g)
the average is 6 oz (172 g)
6.03 oz (171 g)
the average is 6 oz (172 g)

Materials

Back: Glass (Corning Gorilla Glass 4); Frame: Aluminum
 

Resistance

Water, Dust; IP 68
 

Biometrics

Fingerprint (touch)
 

Features

Touch sensitive control keys
Touch sensitive control keys

Colors

Black, Gold, Silver, Pink, White
Black, Gold, White

Multimedia

Headphones

3.5 mm jack
3.5 mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

Album art cover, Background playback
Album art cover, Background playback

Screen mirroring

DLNA, Wireless screen share
Wireless screen share

Radio

 
FM, RDS

Additional microphone(s)

for Noise cancellation
 

Hardware & Performance

System chip

Qualcomm Snapdragon 820 MSM8996
Qualcomm Snapdragon 615 8939

Processor

Quad-core, 2200 MHz, Kryo, 64-bit, 14 nm
Octa-core, 1500 MHz, ARM Cortex-A53, 64-bit

GPU

Adreno 530
Adreno 405

RAM

4 GB
1.5 GB

Internal storage

32 GB
16 GB

Maximum User Storage

24.5 GB
11.6 GB

Storage expansion

microSDXC up to 200 GB
microSDXC up to 128 GB

OS

Android (8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow), Samsung TouchWiz UI
Android (6.0 Marshmallow, 5.1 Lollipop)

Connectivity & Features

Bluetooth

4.2
4.1

Wi-Fi

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

USB

microUSB, USB 2.0
microUSB, USB 2.0

Features

Mass storage device, USB OTG, USB charging
Mass storage device, USB charging

Location

GPS, A-GPS, Glonass
GPS, A-GPS, Glonass

Sensors

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

Mobile Payment

Samsung Pay
Samsung Pay Mini

Other

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

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 29, 30
Bands 1, 3, 5, 7, 8, 20

LTE (TDD)

Bands 38, 39, 40, 41
Bands 40

UMTS

850, 1700/2100, 1900, 2100 MHz
850, 900, 1900, 2100 MHz

Data

LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE, HSPA

Dual SIM

 
Yes

SIM type

Nano SIM
Micro SIM

HD Voice

Yes
 

VoLTE

Yes
 

Battery

Capacity

3000 mAh
3000 mAh

Type

Li - Ion, Not user replaceable
User replaceable

Charging

Qualcomm Quick Charge 2.0
 

Talk time (3G)

28.00 hours
the average is 23 h (1362 min)
18.00 hours
the average is 23 h (1362 min)

Internet use

3G: 11 hours; LTE: 13 hours; Wi-Fi: 14 hours
3G: 9 hours; LTE: 9 hours; Wi-Fi: 11 hours

Music playback

55.00 hours
76.00 hours

Video playback

16.00 hours
13.00 hours

Phone features

Notifications

Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone

Other features

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval

 
 

Date approved

Feb 12, 2016
 

FCC ID value: A3LSMG930F link
 

FCC measured SAR

 
 

Head

0.43 W/kg
 

Body

1.06 W/kg
 

Simultaneous Transmission

1.59 W/kg
 

Wireless Router

1.03 W/kg
 

Shopping information

MSRP price

$ 699
$ 234
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