Samsung Galaxy Grand Duos I9082 vs LG G2 vs Samsung I9506 Galaxy S4

General Info

Manufacturer
Samsung	LG	Samsung
Announced
December 2012	August 2013	Q3 2013
Status
Available - January 2013	Available - September 2013	Available - Q3 2013
Colors
Black, White	Black, White	White Frost, Black Mist / Arctic Blue, Red Aurora
Form Factor
Candybar	Candybar	Candybar
Dimension
143.5 x 76.9 x 9.6 mm (5.65 x 3.03 x 0.38 in)	138.5 x 70.9 x 8.9 mm (5.45 x 2.79 x 0.35 in)	136.6 x 69.8 x 7.9 mm (5.38 x 2.75 x 0.31 in)
Weight
162 g (5.71 oz)	143 g (5.04 oz)	130 g (4.59 oz)
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 CDMA2000 1xEV-DO
3G Network
HSDPA 850 / 1900 / 2100 - SIM 1 only HSDPA 900 / 1900 / 2100 - SIM 1 only	HSDPA 900 / 2100	HSDPA 850 / 900 / 1900 / 2100 HSDPA
4G Network
-	LTE (Region Dependent)	LTE 800 / 850 / 900 / 1800 / 2100 / 2600
Messaging
SMS, MMS, EMail, IM	SMS, MMS, EMail, IM	SMS, MMS, EMail, IM

OS
Android OS, v4.1.2 (Jelly Bean)	Android OS, v4.2.2 (Jelly Bean)	Android OS, v4.2.2 (Jelly Bean)
Processor
Dual-core 1.2 GHz Cortex-A9, Broadcom	Quad-core 2.26 GHz Krait 400, Qualcomm MSM8974 Snapdragon 800	Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974 Snapdragon 800
GPU
Broadcom VideoCore IV	Adreno 330	Adreno 330
RAM
1 GB	2 GB	2 GB
Internal Memory
8 GB	32 GB	16/32 GB
External Memory
microSD, up to 64 GB	No	microSD, up to 64 GB

Type
Capacitive touchscreen	True HD-IPS + LCD capacitive touchscreen, Corning Gorilla Glass 3	Super AMOLED capacitive touchscreen
Colors
16M colors	16M colors	16M colors
Size
5.0 inches	5.2 inches	5.0 inches
Resolution
480 x 800 pixels (187 ppi)	1080 x 1920 pixels (424 ppi)	1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio
64.20%	75.78%	72.15%
Multi-Touch

Rear Camera
8 MP, 3264x2448 pixels	13 MP, 4128 x 3096 pixels	13 MP, 4128 x 3096 pixels
Flash
LED flash	LED flash	LED flash
Features
Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization	Auto-focus, Geo-tagging, Face Detection, Image Stabilization, HDR	Auto focus, Dual Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR
Video
Yes, 1080p@30fps	Yes, 1080p@60fps	Yes, 1080p@30fps, dual-video rec.
Front Camera
Yes, 2 MP	Yes, 2.1 MP, 1080p@30fps	Yes, 2 MP,1080p@30fps, dual video call

GPRS
Yes	Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps	Yes
Edge
Yes	Class 12	Yes
3G
HSDPA, 21 Mbps; HSUPA, 5.76 Mbps	HSDPA, 42 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL	HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL
Bluetooth
Yes, v4.0 with A2DP, LE, EDR	Yes, v4.0 with A2DP	Yes, v4.0 with A2DP, EDR, LE
Wi-Fi
Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, DLNA, Wi-Fi Direct, Wi-Fi hotspot
USB
Yes, microUSB v2.0	Yes, microUSB v2.0 (MHL), USB Host	Yes, microUSB v2.0 (MHL 2), USB On-the-go, USB Host
GPS
Yes, with A-GPS, support and GLONASS	Yes, with A-GPS support and GLONASS	Yes, with A-GPS support and GLONASS
Browser
HTML5	HTML5	HTML5