Phone Comparison - LG G3 vs Samsung Galaxy Alpha vs Samsung Galaxy J7

Price Comparison (India) - -

general General Info

Manufacturer LG Samsung Samsung
Announced May 2014 August 2014 June 2015
Status Available - June 2014 Available - September 2014 Available - June 2015
Price - - Rs. 13,400 ($197.06) [Similarly Priced]
Colors Black, White, Gold Black, white, gold, silver, blue White, Black
Form Factor Candybar Candybar Candybar
Dimension 146.3 x 74.6 x 8.9 mm
(5.76 x 2.94 x 0.35 in)
132.4 x 65.5 x 6.7 mm
(5.21 x 2.58 x 0.26 in)
152.4 x 78.6 x 7.5 mm
(6 x 3.09 x 0.3 in)
Weight 149 g (5.26 oz) 115 g (4.06 oz) 171 g (6.03 oz)
2G Network GSM 850 / 900 / 1800 / 1900
LTE - CDMA version
GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1700 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100
4G Network LTE 800 / 900 /1800 / 2100 / 2600 LTE LTE
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Android OS, v4.4.4 (KitKat) Android OS, v5.1 (Lollipop)
Processor Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 Quad-core 1.8 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5430 Octa-core 1.2 GHz, Exynos 7580
GPU Adreno 330 Mali-T628 MP6 Mali-T720
RAM 2 GB 2 GB 1.5 GB
Internal Memory 16 GB ROM 32 GB 16 GB
External Memory microSD, up to 128 GB No microSD, up to 128 GB

display Display

Type True HD-IPS + LCD capacitive touchscreen Super AMOLED capacitive touchscreen Super AMOLED Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 4.7 inches 5.5 inches
Resolution 1440 x 2560 pixels (534 ppi) 720 x 1280 pixels (320 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 76.42% 66.95% 69.63%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 13 MP, 4160 x 3120 pixels 12 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels
Flash LED Flash LED flash LED flash
Features Auto focus, Simultaneous Video And Image Recording, Geo-tagging, Face Detection, HDR, OIS Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Beauty Face, Continuous Shots, Sensor Size: 1/3.06-inch, F1.9, Interval Shot, Panorama, Sports Mode, Sound and Shot Mode
Video Yes, 2160p@30fps, 1080p@60fps, HDR, stereo sound rec., video stabilization 2160p@30fps 1080p@30fps
Front Camera Yes, 2.1 MP, 1080p@30fps [Similar] 2.1 MP [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps Yes Yes
Edge Class 12 Yes Yes
3G HSDPA, 42 Mbps; HSUPA, 21 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL/ EV-DO Rev. A, up to 3.1 Mbps HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth Yes, v4.0 with A2DP, 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 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB Yes, microUSB v3.0 (SlimPort), USB On-the-go, USB Host microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB ROM, 2 GB RAM 32 GB, 2 GB RAM 16 GB, 1.5 GB RAM
Expandable Storage microSD, up to 128 GB No microSD, up to 128 GB
USB OTG Supported - -

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 Li-Ion Battery Li-Ion Battery
Capacity 3000 mAh 1860 mAh 3000 mAh
Stand by - - Up to 354 h
Talk Time - - Up to 18 h (3G)