Phone Comparison - Samsung Galaxy Core 2 Duos vs Samsung Galaxy Alpha vs Samsung Galaxy S6 Active

general General Info

Manufacturer Samsung Samsung Samsung
Announced June 2014 August 2014 June 2015
Status Available - July 2014 Available - September 2014 Available - June 2015
Price - - Rs. 595 ($999.99) [Similarly Priced]
Colors White, Black Black, white, gold, silver, blue Yes
Form Factor Candybar Candybar Candybar
Dimension 130.3 x 68 x 9.8 mm
(5.13 x 2.68 x 0.39 in)
132.4 x 65.5 x 6.7 mm
(5.21 x 2.58 x 0.26 in)
143.5 x 70.6 x 6.9 mm
(5.65 x 2.78 x 0.27 in)
Weight 138 g (4.87 oz) 115 g (4.06 oz) 138 g (4.87 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 17(700), 20(800)
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Build Features - - - Fingerprint sensor (PayPal certified)
- Samsung Pay (Visa, MasterCard certified)
- IP67 certified - dust and water resistant up to 1 meter and 30 minutes
- MIL-STD-810G certified - salt, dust, humidity, rain, vibration, solar radiation,

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Android OS, v4.4.4 (KitKat) Android OS, v5.0.2 (Lollipop)
Processor Quad-core 1.2 GHz Quad-core 1.8 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5430 Quad-core 1.5 GHz Cortex-A53 & Quad-core 2.1 GHz Cortex-A57, Exynos 7420
GPU - Mali-T628 MP6 Mali-T760
RAM 768 MB 2 GB 3 GB
Internal Memory 4 GB 32 GB 32/64/128 GB
External Memory microSD, up to 64 GB No No

display Display

Type TFT capacitive touchscreen Super AMOLED capacitive touchscreen Super AMOLED capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.5 inches 4.7 inches 5.1 inches
Resolution 480 x 800 pixels (207 ppi) 720 x 1280 pixels (320 ppi) 1440 x 2560 pixels (576 ppi)
Screen-to-Body Ratio 65.25% 66.95% 70.76%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM Radio No No
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592 х 1944 pixels 12 MP, 4128 x 3096 pixels 16 MP, 2988 x 5312 pixels
Flash LED flash LED flash LED Flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR Auto focus, OIS, Geo-tagging, Touch Focus, Face Detection, Auto HDR, Panorama
Video Yes 2160p@30fps 2160p@30fps
Front Camera Yes, VGA [Similar] 2.1 MP [Similar] 5 MP, 1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps
Bluetooth Yes, v4.0 with A2DP v4.0, A2DP, EDR, LE v4.1, A2DP, LE, apt-X
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 microUSB v2.0 (MHL 3 TV-out), USB Host
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, Beidou
Browser HTML HTML5 HTML5

memory User Memory

Internal 4 GB, 768 MB RAM 32 GB, 2 GB RAM 32/64/128 GB, 3 GB RAM
Expandable Storage microSD, up to 64 GB No No
USB OTG - - Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint 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 not supported NFC supported NFC supported

battery Battery

Type Li-Ion Battery Li-Ion Battery Non-removable Li-Ion Battery
Capacity 2000 mAh 1860 mAh 2550 mAh
Stand by - - -
Talk Time - - Up to 23 h (3G)