Phone Comparison - Samsung Galaxy Grand Duos I9082 vs Lava Iris 501 vs LG Optimus L7 II Dual P715

general General Info

Manufacturer Samsung Lava LG
Announced December 2012 January 2013 February 2013
Status Available - January 2013 Available - January 2013 Available - March 2013
Colors Black, White Black, White 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)
148.5 x 79 x 10.5 mm
(5.85 x 3.11 x 0.41 in)
122.2 x 66.6 x 9.7 mm
(4.81 x 2.62 x 0.38 in)
Weight 162 g (5.71 oz) - 115.5 g (4.06.0.18 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - 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 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, v4.0.4 (Ice Cream Sandwich), upgradable to v4.1 Android OS, v4.1.2 (Jelly Bean)
Processor Dual-core 1.2 GHz Cortex-A9, Broadcom Dual-core 1 GHz Cortex-A9, MediaTek MT6577 Dual-core 1 GHz Cortex-A5, Qualcomm MSM8225 Snapdragon
GPU Broadcom VideoCore IV PowerVR SGX531 Adreno 203
RAM 1 GB 512 MB 768 MB
Internal Memory 8 GB 4 GB 4 GB
External Memory microSD, up to 64 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type Capacitive touchscreen TFT LCD IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 5.0 inches 4.3 inches
Resolution 480 x 800 pixels (187 ppi) 480 x 800 pixels (187 ppi) 480 x 800 pixels (217 ppi)
Screen-to-Body Ratio 64.20% 60.39% 64.64%
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, 2592х1944 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
Video Yes, 1080p@30fps Yes Yes, 720p@30fps
Front Camera Yes, 2 MP [Similar] Yes, VGA [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Class 12 Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps
Edge Yes Class 12 Class 12
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA 7.2 Mbps; HSUPA 5.76 Mbps HSDPA, 7.2 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 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot, DLNA
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
Browser HTML5 HTML5 HTML

memory User Memory

Internal 8 GB, 1 GB RAM 4 GB, 512 MB RAM 4 GB, 768 MB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 32 GB microSD, up to 32 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 not supported

battery Battery

Type Standard battery, Li-Ion Li-Ion Battery Li-Ion Battery
Capacity 2100 mAh 2300 mAh 2460 mAh
Stand by Up to 440 h Up to 620 h Up to 800 h (3G)
Talk Time Up to 10 h 10 min Up to 7 h Up to 12 h (3G)