Features Key features of the Galaxy S7  vs J7 

screen size

Galaxy S7
5.1"
Galaxy J7
5.5"

screen resolution

Galaxy S7
2560 x 1440
Galaxy J7
1280 x 720

memory

Galaxy S7
4 GB
Galaxy J7
2 GB

camera resolution

Galaxy S7
12 MP
Galaxy J7
13 MP

Differences What are the advantages of each

View of Samsung Galaxy S7

Reasons to consider the
Samsung Galaxy S7

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Much sharper screen 575 ppi vs 267 ppi Around 2.2x sharper PPI; enjoy photo-realistic, crisp images
Much higher resolution 2560 x 1440 vs 1280 x 720 4x higher resolution
Significantly faster processor 2.2 GHz vs 1.6 GHz Around 40% faster processor; run computation-intensive applications, such as photo editing, faster
More RAM 4 GB vs 2 GB 2x more RAM; browse media-heavy webpages without slowing down
Lighter 152 g vs 169 g More than 10% lighter
Store more stuff 32 GB vs 16 GB 2x more storage capacity; free yourself from memory cards
Records higher def video 3840 x 2160 @ 30 fps vs 1920 x 1080 @ 30 fps 4x higher def video
View of Samsung Galaxy J7

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Samsung Galaxy J7

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Is 4G Yes vs No Somewhat common; Supports the fastest, most reliable networks
Supports FM radio Yes vs No Somewhat common; Listen to music and news from local radio stations
Bigger screen 5.5" vs 5.1" Around 10% bigger screen
Better theoretical download speed 20 Mb/s vs 0.38 Mb/s More than 52x better theoretical download speed; enjoy lightning fast downloads on modern networks
More battery capacity 3,300 mA·h vs 3,000 mA·h 10% more battery capacity

Reviews Word on the street

Specifications Full list of technical specs

screen

Galaxy S7  vs
J7 
Type AMOLED AMOLED
Size 5.1" 5.5"
Resolution 2560 x 1440 1280 x 720
Multitouch N/A N/A
PPI 575 ppi 267 ppi

hardware

Clock speed 2.2 GHz 1.6 GHz
RAM 4 GB 2 GB
Internal storage 32 GB 16 GB
Supported card formats
SDXC
SDHC
SD

photo & video

Camera 12 MP 13 MP
Resolution 12 MP 13 MP
Flash Yes Yes
Secondary camera 5 MP 5 MP
Video resolution 3840 x 2160 @ 30 fps 1920 x 1080 @ 30 fps

cellular

Generation 3G 4G
Networks
LTE-A Cat 9 (450/)
EDGE (0.38 Mb/s)
LTE (20 Mb/s)
HSPA (unspecified)
UMTS (0.38 Mb/s)
GSM (0.01 Mb/s)

battery

Talk time (3G) 1,680 min 1,380 min
Capacity 3,000 mA·h 3,300 mA·h

form factor

Galaxy S7  vs
J7 
Weight 152 g 169 g
Thickness 7.9 mm 7.8 mm
Size 69.6 x 142.4 x 7.9 mm 76 x 151.7 x 7.8 mm

sensors

Has an assisted GPS Yes Yes

music

Supports FM radio No Yes

software

Operating system Android 7.0 Android 6.0
Multitasking Yes Yes
App store Android Market Android Market
Adobe flash support No No
App store size 850,000 apps 850,000 apps

connectivity

Acts as a wi-fi hotspot Yes Yes
Supports NFC Yes Yes
Bluetooth Bluetooth Bluetooth
Samsung Galaxy S7
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Samsung Galaxy J7
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