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Samsung Galaxy J1 mini vs Samsung Galaxy J7 vs Samsung Galaxy S3 Slim

Samsung Galaxy J1 mini vs Samsung Galaxy J7 vs Samsung Galaxy S3 Slim comparison

Show Only Differences Highlight Differences	Samsung Galaxy J1 mini	Samsung Galaxy J7	Samsung Galaxy S3 Slim
key specs
Display	4.00-inch	5.50-inch	4.50-inch
Processor	1.2GHz quad-core	Samsung Exynos 7 Octa 7580	1.2GHz quad-core
Front Camera	0.3-megapixel	5-megapixel	0.3-megapixel
Rear Camera	5-megapixel	13-megapixel	5-megapixel
RAM	768MB	1.5GB	1GB
Storage	8GB	16GB	8GB
Battery Capacity	1500mAh	3000mAh	2100mAh
OS	Android	Android 5.1	Android 4.2
Resolution	480x800 pixels	720x1280 pixels	540x960 pixels
general
Brand	Samsung	Samsung	Samsung
Model	Galaxy J1 mini	Galaxy J7	Galaxy S3 Slim
Release date	March 1, 2016	June 1, 2015	March 1, 2014
Form factor	Touchscreen	Touchscreen	Bar
Dimensions (mm)	121.60 x 63.10 x 10.80	152.40 x 78.60 x 7.50	133.00 x 66.00 x 9.70
Weight (g)	120.00	171.00	139.00
Battery capacity (mAh)	1500	3000	2100
Removable battery	Yes	Yes	Yes
Colours	Black, Gold	Black, White, Gold	White
Launched in India	-	Yes	-
Body type	-	Plastic	-
display
Screen size (inches)	4.00	5.50	4.50
Touchscreen	Yes	Yes	Yes
Resolution	480x800 pixels	720x1280 pixels	540x960 pixels
Aspect ratio	-	16:9	-
hardware
Processor	1.2GHz quad-core	1.5GHz octa-core	1.2GHz quad-core
RAM	768MB	1.5GB	1GB
Internal storage	8GB	16GB	8GB
Expandable storage	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD
Expandable storage up to (GB)	128	128	32
Processor make	-	Samsung Exynos 7 Octa 7580	-
camera
Rear camera	5-megapixel	13-megapixel (f/1.9)	5-megapixel
Front camera	0.3-megapixel	5-megapixel (f/2.2)	0.3-megapixel
Rear autofocus	-	Yes	-
Rear flash	-	LED	LED
Front flash	-	LED	-
software
Operating system	Android	Android 5.1	Android 4.2
Skin	-	TouchWiz UI	-
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 b/g/n	802.11 b/g/n	802.11 b/g/n
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 4.00	Yes, v 4.10	Yes
NFC	No	No	No
Infrared	No	No	No
USB OTG	No	Yes	No
Headphones	3.5mm	3.5mm	3.5mm
FM	Yes	Yes	Yes
Number of SIMs	2	2	1
Wi-Fi Direct	Yes	Yes	No
Mobile High-Definition Link (MHL)	No	No	No
Micro-USB	-	Yes	-
sim 1
SIM Type	Micro-SIM	Micro-SIM	Micro-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	No	Yes	No
sim 2
SIM Type	Micro-SIM	Micro-SIM	-
GSM/CDMA	GSM	GSM	-
3G	No	Yes	-
4G/ LTE	No	No	-
sensors
Compass/ Magnetometer	Yes	No	No
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	No	No	Yes
Gyroscope	Yes	No	No
Barometer	No	No	No
Temperature sensor	No	No	No

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