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Samsung Galaxy A40 vs Samsung Galaxy J3 Pro vs Samsung Galaxy J2

Samsung Galaxy A40 vs Samsung Galaxy J3 Pro vs Samsung Galaxy J2 comparison

Show Only Differences Highlight Differences	Samsung Galaxy A40	Samsung Galaxy J3 Pro	Samsung Galaxy J2
key specs
Display	5.90-inch	5.00-inch	4.70-inch
Processor	Samsung Exynos 7885	Spreadtrum SC9830i	Samsung Exynos 3475
Front Camera	25-megapixel	5-megapixel	2-megapixel
Rear Camera	16-megapixel	8-megapixel	5-megapixel
RAM	4GB	2GB	1GB
Storage	64GB	16GB	8GB
Battery Capacity	3100mAh	2600mAh	2000mAh
OS	Android 9.0 Pie	Android 5.1	Android 5.1
Resolution	1080x2280 pixels	720x1280 pixels	540x960 pixels
general
Brand	Samsung	Samsung	Samsung
Model	Galaxy A40	Galaxy J3 Pro	Galaxy J2
Release date	March 1, 2019	June 1, 2016	September 1, 2015
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	144.30 x 69.10 x 7.90	142.20 x 71.30 x 8.00	136.50 x 69.00 x 8.40
Battery capacity (mAh)	3100	2600	2000
Colours	Blue, Black, Orange, White	White, Black, Gold	Black, White, Gold
Weight (g)	-	139.00	-
Removable battery	-	Yes	Yes
Launched in India	-	-	Yes
display
Screen size (inches)	5.90	5.00	4.70
Touchscreen	Yes	Yes	Yes
Resolution	1080x2280 pixels	720x1280 pixels	540x960 pixels
Aspect ratio	19:9	-	16:9
Pixels per inch (PPI)	-	-	234
hardware
Processor	1.8GHz octa-core	1.5GHz quad-core	1.3GHz quad-core
Processor make	Samsung Exynos 7885	Spreadtrum SC9830i	Samsung Exynos 3475
RAM	4GB	2GB	1GB
Internal storage	64GB	16GB	8GB
Expandable storage	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD
Expandable storage up to (GB)	-	128	128
camera
Rear camera	16-megapixel (f/2.0)	8-megapixel	5-megapixel (f/2.2)
Rear autofocus	Yes	-	Yes
Rear flash	Yes	LED	LED
Front camera	25-megapixel	5-megapixel	2-megapixel (f/2.2)
software
Operating system	Android 9.0 Pie	Android 5.1	Android 5.1
Skin	One UI	-	-
connectivity
Wi-Fi	Yes	Yes	Yes
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 4.20	Yes	Yes, v 4.10
NFC	Yes	Yes	No
USB Type-C	Yes	-	-
Headphones	3.5mm	3.5mm	3.5mm
Number of SIMs	2	2	2
Infrared	-	No	No
USB OTG	-	No	Yes
FM	-	Yes	Yes
Wi-Fi Direct	-	No	Yes
Mobile High-Definition Link (MHL)	-	No	No
Wi-Fi standards supported	-	-	802.11 b/g/n
sim 1
SIM Type	Nano-SIM	Micro-SIM	Micro-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sim 2
SIM Type	Nano-SIM	Micro-SIM	Micro-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	No
4G/ LTE	Yes	No	No
sensors
Face unlock	Yes	-	-
Fingerprint sensor	Yes	-	-
Compass/ Magnetometer	Yes	No	No
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	No
Gyroscope	Yes	Yes	No
Barometer	-	No	No
Temperature sensor	-	No	No

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