Phone Comparison - Samsung Galaxy Alpha vs Samsung Galaxy A3 Duos vs Samsung Galaxy J2

Price Comparison (India) - -

general General Info

Manufacturer Samsung Samsung Samsung
Announced August 2014 October 2014 September 2015
Status Available - September 2014 Available - November 2014 Available - September 2015
Price - Rs. 14,265 ($209.78) [Similarly Priced] Rs. 7,590 ($111.62) [Similarly Priced]
Colors Black, white, gold, silver, blue Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light B White, Black
Form Factor Candybar Candybar Candybar
Dimension 132.4 x 65.5 x 6.7 mm
(5.21 x 2.58 x 0.26 in)
130.1 x 65.5 x 6.9 mm
(5.12 x 2.58 x 0.27 in)
136.5 x 69 x 8.4 mm
(5.37 x 2.72 x 0.33 in)
Weight 115 g (4.06 oz) 110.3 g (3.88.0.11 oz) 129 g (4.55 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100
4G Network LTE LTE LTE
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.4.4 (KitKat) Android OS, v4.4.4 (KitKat) Android OS, v5.1.1 (Lollipop)
Processor Quad-core 1.8 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5430 Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 Quad-core 1.3 GHz Cortex-A7, Exynos 3475
GPU Mali-T628 MP6 Adreno 306 Mali-T720
RAM 2 GB 1 GB 1 GB
Internal Memory 32 GB 16 GB 8 GB
External Memory No No microSD, up to 128 GB

display Display

Type Super AMOLED capacitive touchscreen Super AMOLED capacitive touchscreen Super AMOLED Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.7 inches 4.5 inches 4.7 inches
Resolution 720 x 1280 pixels (320 ppi) 540 x 960 pixels (245 ppi) 540 x 960 pixels (234 ppi)
Screen-to-Body Ratio 66.95% 65.39% 64.85%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No - FM radio with RDS; recording
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 12 MP, 4128 x 3096 pixels 8 MP, 3264 x 2448 pixels 5 MP, 2592 х 1944 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama Auto focus, Geo-tagging, Touch Focus, Face Detection
Video 2160p@30fps - Yes, 720p
Front Camera 2.1 MP [Similar] 5 MP [Similar] 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth v4.0, A2DP, EDR, LE v4.0, A2DP, EDR, LE v4.1, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML

memory User Memory

Internal 32 GB, 2 GB RAM 16 GB, 1 GB RAM 8 GB, 1 GB RAM
Expandable Storage No No microSD, up to 128 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC supported NFC supported NFC not supported

battery Battery

Type Li-Ion Battery Non-removable Li-Ion Battery Li-Ion Battery
Capacity 1860 mAh 1900 mAh 2000 mAh
Stand by - - -
Talk Time - - -