Phone Comparison - Samsung Galaxy Note II CDMA vs Samsung Galaxy Grand Duos I9082 vs Panasonic P51

general General Info

Manufacturer Samsung Samsung Panasonic
Announced Q3 2012 December 2012 May 2013
Status Released - November 2012 Available - January 2013 Available - May 2013
Colors Titanium Gray, Marble White Black, White Black, White
Form Factor Candybar Candybar Candybar
Dimension 151.1 x 80.5 x 9.4 mm
(5.95 x 3.17 x 0.37 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 179.4 g (6.31.0.14 oz) 162 g (5.71 oz) 135 g (4.76 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SCH-I605, SPH-L900
CDMA2000 1xEV-DO - SCH-I605, SPH-L900, SCH-R950
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 - SCH-I605, SPH-L900 HSDPA 850 / 1900 / 2100 - SIM 1 only
HSDPA 900 / 1900 / 2100 - SIM 1 only
HSDPA 900 / 2100
4G Network LTE 700 MHz Class 13 - SCH-I605, SCH-R950 - -
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1.x (Jelly Bean) Android OS, v4.1.2 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
Processor Quad-core 1.6 GHz Cortex-A9, Exynos 4412 Quad Dual-core 1.2 GHz Cortex-A9, Broadcom Quad-core 1.2 GHz Cortex-A7, MTK MT6589
GPU Mali-400MP4 Broadcom VideoCore IV PowerVR SGX544
RAM 2 GB 1 GB 1 GB
Internal Memory 16 GB 8 GB 4 GB storage
External Memory microSD, up to 64 GB microSD, up to 64 GB microSD, up to 32 GB

display Display

Type Super AMOLED capacitive touchscreen Capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.0 inches 5.0 inches
Resolution 720 x 1280 pixels (267 ppi) 480 x 800 pixels (187 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 68.57% 64.20% 63.69%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 8 MP, 3264x2448 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face Detection
Video Yes, 1080p@30fps Yes, 1080p@30fps Yes, 1080p
Front Camera Yes, 1.9 MP [Similar] Yes, 2 MP [Similar] Yes, 1.3 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes - SCH-I605, SPH-L900 Yes Yes
Edge Yes - SCH-I605, SPH-L900 Yes Yes
3G EV-DO Rev. A, up to 3.1 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL; HSDPA, 42 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 11 Mbps
Bluetooth Yes, v4.0 with A2DP, LE, EDR Yes, v4.0 with A2DP, LE, EDR Yes, v4.0 with A2DP, EDR
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, Wi-Fi Direct, 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 (MHL) v2.0, USB Host support 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 and GLONASS Yes, with A-GPS support
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB, 2 GB RAM 8 GB, 1 GB RAM 4 GB storage, 1 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 64 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 supported NFC not supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Standard battery, Li-Ion Li-Ion Battery
Capacity 3100 mAh 2100 mAh 2500 mAh
Stand by Up to 250 h (2G)
Up to 300 h (3G)
Up to 440 h -
Talk Time Up to 15 h Up to 10 h 10 min -