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Samsung Galaxy J7 (2018) vs Samsung Galaxy A3 (2017) vs Samsung Galaxy J vs Samsung Galaxy S

Samsung Galaxy J7 (2018) vs Samsung Galaxy A3 (2017) vs Samsung Galaxy J vs Samsung Galaxy S comparison

Show Only Differences Highlight Differences	Samsung Galaxy J7 (2018)	Samsung Galaxy A3 (2017)	Samsung Galaxy J	Samsung Galaxy S
key specs
Display	5.50-inch	4.70-inch	5.00-inch	4.00-inch
Processor	dual-core	1.6GHz octa-core	Qualcomm Snapdragon 800	1GHz one-core
Front Camera	13-megapixel	8-megapixel	2.1-megapixel	0.3-megapixel
Rear Camera	13-megapixel	13-megapixel	13.2-megapixel	5-megapixel
OS	Android	Android 6.0	Android 4.3	Android 2.1
Resolution	720x1080 pixels	720x1280 pixels	1080x1920 pixels	480x800 pixels
RAM	-	2GB	3GB	512MB
Storage	-	16GB	32GB	16GB
Battery Capacity	-	2350mAh	2600mAh	1500mAh
general
Brand	Samsung	Samsung	Samsung	Samsung
Model	Galaxy J7 (2018)	Galaxy A3 (2017)	Galaxy J	Galaxy S
Release date	June 1, 2018	January 1, 2017	October 1, 2013	June 1, 2010
Form factor	Touchscreen	Touchscreen	Touchscreen	Touchscreen
Colours	Black	Black Sky, Blue Mist, Gold Sand, Peach Cloud	-	BLACK, WHITE
Dimensions (mm)	-	135.40 x 66.20 x 7.90	137.00 x 70.00 x 8.60	122.40 x 64.20 x 9.90
Battery capacity (mAh)	-	2350	2600	1500
Removable battery	-	No	No	Yes
Alternate names	-	-	SC-02F	GT-I9000
Weight (g)	-	-	146.00	118.00
display
Screen size (inches)	5.50	4.70	5.00	4.00
Touchscreen	Yes	Yes	Yes	Yes
Resolution	720x1080 pixels	720x1280 pixels	1080x1920 pixels	480x800 pixels
Aspect ratio	16:9	-	-	-
hardware
Processor	dual-core	1.6GHz octa-core	2.3GHz quad-core	1GHz one-core
Expandable storage	Yes	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD	microSD
Expandable storage up to (GB)	256	256	64	32
RAM	-	2GB	3GB	512MB
Internal storage	-	16GB	32GB	16GB
Processor make	-	-	Qualcomm Snapdragon 800	-
camera
Rear camera	13-megapixel (f/1.9)	13-megapixel	13.2-megapixel	5-megapixel
Rear flash	LED	-	LED	No
Front camera	13-megapixel (f/1.9)	8-megapixel	2.1-megapixel	0.3-megapixel
software
Operating system	Android	Android 6.0	Android 4.3	Android 2.1
connectivity
Wi-Fi	Yes	Yes	Yes	Yes
GPS	Yes	Yes	No	Yes
Bluetooth	Yes	Yes, v 4.20	Yes, v 4.00	Yes, v 3.00
Micro-USB	Yes	-	-	-
Headphones	3.5mm	Yes	3.5mm	3.5mm
Number of SIMs	2	2	1	1
Wi-Fi standards supported	-	802.11 a/b/g/n/ac	802.11 a/b/g/n/ac	-
NFC	-	Yes	Yes	No
Infrared	-	No	No	No
USB OTG	-	No	No	No
FM	-	Yes	No	Yes
Wi-Fi Direct	-	No	No	Yes
Mobile High-Definition Link (MHL)	-	No	No	No
sim 1
SIM Type	Nano-SIM	-	Micro-SIM	Regular
GSM/CDMA	GSM	-	GSM	GSM
3G	Yes	No	Yes	Yes
4G/ LTE	Yes	No	Yes	No
sim 2
SIM Type	Nano-SIM	-	-	-
GSM/CDMA	GSM	-	-	-
3G	Yes	No	-	-
4G/ LTE	Yes	No	-	-
sensors
Accelerometer	Yes	Yes	No	Yes
Compass/ Magnetometer	-	No	No	Yes
Proximity sensor	-	Yes	No	Yes
Ambient light sensor	-	No	No	No
Gyroscope	-	No	No	No
Barometer	-	Yes	No	No
Temperature sensor	-	No	No	No

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