Phone Comparison - Samsung Galaxy Grand Duos I9082 vs LG Optimus L5 II Dual vs Panasonic P51

general General Info

Manufacturer Samsung LG Panasonic
Announced December 2012 February 2013 May 2013
Status Available - January 2013 Available - April 2013 Available - May 2013
Colors Black, White Indigo Black, White, Pink, Titan Black, White
Form Factor Candybar Candybar Candybar
Dimension 143.5 x 76.9 x 9.6 mm
(5.65 x 3.03 x 0.38 in)
118.4 x 62.2 x 9.2 mm
(4.66 x 2.45 x 0.36 in)
144 x 75 x 8.5 mm
(5.67 x 2.95 x 0.33 in)
Weight 162 g (5.71 oz) 103 g (3.63 oz) 135 g (4.76 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 1900 / 2100 - SIM 1 only
HSDPA 900 / 1900 / 2100 - SIM 1 only
HSDPA HSDPA 900 / 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1.2 (Jelly Bean) Android OS, v4.1.2 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
Processor Dual-core 1.2 GHz Cortex-A9, Broadcom 1 GHz, MTK 6575 Quad-core 1.2 GHz Cortex-A7, MTK MT6589
GPU Broadcom VideoCore IV - PowerVR SGX544
RAM 1 GB 512 MB 1 GB
Internal Memory 8 GB 4 GB 4 GB storage
External Memory microSD, up to 64 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type Capacitive touchscreen IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors IPS LCD capacitive touchscreen 16M colors
Size 5.0 inches 4.0 inches 5.0 inches
Resolution 480 x 800 pixels (187 ppi) 480 x 800 pixels (233 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 64.20% 61.96% 63.69%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS FM radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 5 MP, 2592x1944 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, Image Stabilization Auto focus, Geo-tagging Auto focus, Geo-tagging, Touch Focus, Face Detection
Video Yes, 1080p@30fps Yes Yes, 1080p
Front Camera Yes, 2 MP [Similar] No [Similar] Yes, 1.3 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, HSUPA HSDPA, 21 Mbps; HSUPA, 11 Mbps
Bluetooth Yes, v4.0 with A2DP, LE, EDR Yes, with A2DP Yes, v4.0 with A2DP, EDR
Wi-Fi Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0, USB On-the-go
GPS Yes, with A-GPS, support and GLONASS Yes, with A-GPS support Yes, with A-GPS support
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB, 1 GB RAM 4 GB, 512 MB RAM 4 GB storage, 1 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 32 GB microSD, up to 32 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 not supported NFC not supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Li-Ion Battery Li-Ion Battery
Capacity 2100 mAh 1700 mAh 2500 mAh
Stand by Up to 440 h Up to 642 h -
Talk Time Up to 10 h 10 min Up to 9 h -