• Samsung Galaxy Ace Duos vs Samsung Galaxy Grand Duos I9082 vs Panasonic P51

Phone Comparison - Samsung Galaxy Ace Duos vs Samsung Galaxy Grand Duos I9082 vs Panasonic P51

general General Info

Manufacturer Samsung Samsung Panasonic
Announced May 2012 December 2012 May 2013
Status Available - June 2012 Available - January 2013 Available - May 2013
Colors Black Black, White Black, White
Form Factor Candybar Candybar Candybar
Dimension 112.7 x 61.5 x 11.5 mm
(4.44 x 2.42 x 0.45 in)
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)
Weight 122 g (4.3 oz) 162 g (5.71 oz) 135 g (4.76 oz)
2G Network GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 850 / 1900 / 2100 - SIM 1 only
HSDPA 900 / 1900 / 2100 - SIM 1 only
HSDPA 900 / 2100
Messaging SMS, MMS SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v2.3 (Gingerbread) Android OS, v4.1.2 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
Processor 832 MHz Dual-core 1.2 GHz Cortex-A9, Broadcom Quad-core 1.2 GHz Cortex-A7, MTK MT6589
GPU Broadcom VideoCore IV PowerVR SGX544
RAM N/A 1 GB 1 GB
Internal Memory 3 GB storage, 512 MB 8 GB 4 GB storage
External Memory microSD, up to 32 GB microSD, up to 64 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen Capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 3.5 inches 5.0 inches 5.0 inches
Resolution 320 x 480 pixels (165 ppi) 480 x 800 pixels (187 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 52.52% 64.20% 63.69%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592x1944 pixels 8 MP, 3264x2448 pixels 8 MP, 3264 x 2448 pixels
Flash No LED flash LED flash
Features Auto focus, Geo-tagging Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face Detection
Video Yes Yes, 1080p@30fps Yes, 1080p
Front Camera No [Similar] Yes, 2 MP [Similar] Yes, 1.3 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 7.2 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 11 Mbps
Bluetooth Yes, v3.0 with A2DP Yes, v4.0 with A2DP, LE, EDR Yes, v4.0 with A2DP, EDR
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/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 Yes, with A-GPS, support and GLONASS Yes, with A-GPS support
Browser HTML HTML5 HTML5

memory User Memory

Internal 3GB storage, 512 MB 8 GB, 1 GB RAM 4 GB storage, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 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 Standard battery, Li-Ion Li-Ion Battery
Capacity 1300 mAh 2100 mAh 2500 mAh
Stand by Up to 520 h (2G)
Up to 410 h (3G)
Up to 440 h -
Talk Time Up to 6 h 30 min (2G)
Up to 16 h 40 min (3G)
Up to 10 h 10 min -