Phone Comparison - Samsung Galaxy Grand Duos I9082 vs Panasonic P51 vs Sony Xperia M2 Dual

general General Info

Manufacturer Samsung Panasonic Sony
Announced December 2012 May 2013 February 2014
Status Available - January 2013 Available - May 2013 Coming Soon - Q1 2014
Colors Black, White Black, White Black, White, Purple
Form Factor Candybar Candybar Candybar
Dimension 143.5 x 76.9 x 9.6 mm
(5.65 x 3.03 x 0.38 in)
144 x 75 x 8.5 mm
(5.67 x 2.95 x 0.33 in)
139.7 x 71.1 x 8.6 mm
(5.5 x 2.8 x 0.34 in)
Weight 162 g (5.71 oz) 135 g (4.76 oz) 148 g (5.22 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 900 / 2100 HSDPA 850 / 900 / 1900 / 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, v4.2 (Jelly Bean) Android OS, v4.3 (Jelly Bean)
Processor Dual-core 1.2 GHz Cortex-A9, Broadcom Quad-core 1.2 GHz Cortex-A7, MTK MT6589 Quad-core 1.2 GHz Cortex-A7, Qualcomm MSM8226-0 Snapdragon 400
GPU Broadcom VideoCore IV PowerVR SGX544 Adreno 305
RAM 1 GB 1 GB 1 GB
Internal Memory 8 GB 4 GB storage 8 GB
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 TFT capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 5.0 inches 4.8 inches
Resolution 480 x 800 pixels (187 ppi) 720 x 1280 pixels (294 ppi) 540 x 960 pixels (229 ppi)
Screen-to-Body Ratio 64.20% 63.69% 64.21%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 8 MP, 3264 x 2448 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, Touch Focus, Face Detection Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR, Panorama
Video Yes, 1080p@30fps Yes, 1080p Yes, 1080p
Front Camera Yes, 2 MP [Similar] Yes, 1.3 MP, 720p [Similar] Yes [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Up to 107 kbps
Edge Yes Yes Up to 296 kbps
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 11 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v4.0 with A2DP, LE, EDR Yes, v4.0 with A2DP, EDR Yes, v4.0 with A2DP
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 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0, USB On-the-go Yes, microUSB v2.0, USB On-the-go, USB Host
GPS Yes, with A-GPS, support and GLONASS Yes, with A-GPS support Yes, with A-GPS support and GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB, 1 GB RAM 4 GB storage, 1 GB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 32 GB microSD, up to 32 GB
USB OTG - Supported 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 supported

battery Battery

Type Standard battery, Li-Ion Li-Ion Battery Li-Ion Battery
Capacity 2100 mAh 2500 mAh 2300 mAh
Stand by Up to 440 h - Up to 580 h (2G)
Up to 597 h (3G)
Talk Time Up to 10 h 10 min - Up to 13 h 25 min (2G)
Up to 14 h 36 min (3G)