Features Key features of the Galaxy J7  vs J3 

screen size

screen resolution

Galaxy J7
1280 x 720
Galaxy J3
1280 x 720

memory

Galaxy J7
2 GB
Galaxy J3
1.5 GB

camera resolution

Galaxy J7
13 MP
Galaxy J3
8 MP

Differences What are the advantages of each

View of Samsung Galaxy J7

Reasons to consider the
Samsung Galaxy J7

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Supports FM radio Yes vs No Somewhat common; Listen to music and news from local radio stations
Higher resolution front camera 13 MP vs 8 MP Around 65% higher resolution front camera; Video chat with other people
Faster processor 1.6 GHz vs 1.2 GHz Around 35% faster processor; run computation-intensive applications, such as photo editing, faster
More battery capacity 3,300 mA·h vs 2,600 mA·h More than 25% more battery capacity
Bigger screen 5.5" vs 5" 10% bigger screen
Store slightly more stuff 16 GB vs 8 GB 2x more storage capacity; free yourself from memory cards
View of Samsung Galaxy J3

Reasons to consider the
Samsung Galaxy J3

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Lighter 138 g vs 169 g Around 20% lighter
Slightly sharper screen 293 ppi vs 267 ppi Around 10% sharper PPI; enjoy photo-realistic, crisp images

Specifications Full list of technical specs

screen

Galaxy J7  vs
J3 
Type AMOLED AMOLED
Size 5.5" 5"
Resolution 1280 x 720 1280 x 720
Multitouch N/A N/A
PPI 267 ppi 293 ppi

hardware

Clock speed 1.6 GHz 1.2 GHz
RAM 2 GB 1.5 GB
Internal storage 16 GB 8 GB
Supported card formats
SDXC
SDHC
SD

photo & video

Camera 13 MP 8 MP
Resolution 13 MP 8 MP
Flash Yes Yes
Secondary camera 5 MP 5 MP
Video resolution 1920 x 1080 @ 30 fps 1280 x 720 @ 30 fps

cellular

Generation 4G 4G
Networks
EDGE (0.38 Mb/s)
LTE (20 Mb/s)
HSPA (unspecified)
UMTS (0.38 Mb/s)
GPRS (0.01 Mb/s)

battery

Talk time (3G) 1,380 min 780 min
Capacity 3,300 mA·h 2,600 mA·h

form factor

Galaxy J7  vs
J3 
Weight 169 g 138 g
Thickness 7.8 mm 7.9 mm
Size 76 x 151.7 x 7.8 mm 71.4 x 142.2 x 7.9 mm

sensors

Has an assisted GPS Yes Yes

music

Supports FM radio Yes No

software

Operating system Android 6.0 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 v4.0
Samsung Galaxy J7
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Samsung Galaxy J3
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