Phone Comparison - Samsung Galaxy Grand Duos I9082 vs Lenovo K900 vs Nokia Lumia 720

general General Info

Manufacturer Samsung Lenovo Nokia
Announced December 2012 January 2013 February 2013
Status Available - January 2013 Available - April 2013 Available - April 2013
Colors Black, White Black White, Red, Yellow, Cyan/Black
Form Factor Candybar Candybar Candybar
Dimension 143.5 x 76.9 x 9.6 mm
(5.65 x 3.03 x 0.38 in)
157 x 78 x 6.9 mm
(6.18 x 3.07 x 0.27 in)
127.9 x 67.5 x 9 mm
(5.04 x 2.66 x 0.35 in)
Weight 162 g (5.71 oz) 162 g (5.71 oz) 128 g (4.52 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
3G Network HSDPA 850 / 1900 / 2100 - SIM 1 only
HSDPA 900 / 1900 / 2100 - SIM 1 only
HSDPA 2100 HSDPA 850 / 900 / 1900 / 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, 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) Microsoft Windows Phone 8
Processor Dual-core 1.2 GHz Cortex-A9, Broadcom Dual-core 2.0 GHz, Intel Atom Z2580 Dual-core 1 GHz, Qualcomm MSM8227
GPU Broadcom VideoCore IV PowerVR SGX544 Adreno 305
RAM 1 GB 2 GB 512 MB
Internal Memory 8 GB 16 GB 8 GB storage
External Memory microSD, up to 64 GB microSD, up to 32 GB microSD, up to 64 GB

display Display

Type Capacitive touchscreen IPS LCD capacitive touchscreen TFT capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 5.5 inches 4.3 inches
Resolution 480 x 800 pixels (187 ppi) 1080 x 1920 pixels (401 ppi) 480 x 800 pixels (217 ppi)
Screen-to-Body Ratio 64.20% 67.94% 60.94%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS Stereo FM radio No
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 13 MP, autofocus 6.7 MP, Carl Zeiss optics
Flash LED flash dual-LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging
Video Yes, 1080p@30fps Yes, 1080p@30fps Yes, 720p@30fps
Front Camera Yes, 2 MP [Similar] Yes, 2 MP [Similar] Yes, 1.3 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA+ HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v4.0 with A2DP, LE, EDR Yes, with A2DP Yes, v3.0 with A2DP
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 hotspot Wi-Fi 802.11 a/b/g/n, dual-band
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
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 16 GB, 2 GB RAM 8 GB storage, 512 MB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 32 GB microSD, up to 64 GB

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 2000 mAh
Stand by Up to 440 h - Up to 520 h
Talk Time Up to 10 h 10 min - Up to 23 h 20 min (2G)
Up to 13 h 20 min (3G)