Phone Comparison - Samsung Galaxy Alpha vs Samsung Galaxy S6 (CDMA) vs Samsung Galaxy J3

general General Info

Manufacturer Samsung Samsung Samsung
Announced August 2014 March 2015 November 2015
Status Available - September 2014 Available - April 2015 Available - December 2015
Price - Rs. 29,999 ($441.16) [Similarly Priced] Rs. 8,999 ($132.34) [Similarly Priced]
Colors Black, white, gold, silver, blue White Pearl, Black Sapphire, Gold Platinum White, Black, Gold
Form Factor Candybar Candybar Candybar
Dimension 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)
142.3 x 71 x 7.9 mm
(5.6 x 2.8 x 0.31 in)
Weight 115 g (4.06 oz) 140 g (4.94 oz) 138 g (4.87 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - G920V, G920P
CDMA2000 1xEV-DO - G920V, G920P, G920R
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - G920V HSDPA 850 / 900 / 1900 / 2100 - EMEA
4G Network LTE LTE band 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 13(700) - G920V LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - EMEA
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Build Features - - Corning Gorilla Glass 4 back panel
- Fingerprint sensor (PayPal certified)
- Samsung Pay (Visa, MasterCard certified)
-

hardware Hardware and OS

OS Android OS, v4.4.4 (KitKat) Android OS, v5.0.2 (Lollipop) 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 1.5 GHz Cortex-A53 & Quad-core 2.1 GHz Cortex-A57, Exynos 7420 Quad-core 1.2 GHz
GPU Mali-T628 MP6 Mali-T760MP8 -
RAM 2 GB 3 GB 1.5 GB
Internal Memory 32 GB 32/64/128 GB 8 GB
External Memory No No microSD, up to 128 GB

display Display

Type Super AMOLED capacitive touchscreen Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 4 Super AMOLED capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.7 inches 5.1 inches 5.0 inches
Resolution 720 x 1280 pixels (320 ppi) 1440 x 2560 pixels (576 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 66.95% 70.76% 68.09%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No 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 16 MP, 2988 x 5312 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash LED Flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR OIS, Auto-focus, Geo-tagging, Touch Focus, Face Detection, Auto HDR, Panorama Auto focus, Geo-tagging, Touch Focus, Face Detection
Video 2160p@30fps 2160p@30fps, 1080p@60fps, 720p@120fps, HDR, dual-video rec. 1080p@30fps
Front Camera 2.1 MP [Similar] 5 MP, 1440p@30fps, dual video call, Auto [Similar] 5 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 Cat6 300/50 Mbps, EV-DO Rev.A 3.1 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth v4.0, A2DP, EDR, LE v4.1, A2DP, LE, apt-X 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 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB microUSB v2.0 microUSB v2.0, USB Host microUSB v2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 32 GB, 2 GB RAM 32/64/128 GB, 3 GB RAM 8 GB, 1.5 GB RAM
Expandable Storage No No microSD, up to 128 GB
USB OTG - Supported Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint 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 2550 mAh 2600 mAh
Stand by - - -
Talk Time - Up to 23 h (3G) -