Phone Comparison - Samsung Galaxy Grand Duos I9082 vs Samsung Galaxy Star Duos S5282 vs Karbonn A12+

general General Info

Manufacturer Samsung Samsung Karbonn
Announced December 2012 April 2013 October 2013
Status Available - January 2013 Available - May 2013 Available - October 2013
Colors Black, White Black, White, Blue White, 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)
105 x 58 x 11.9 mm
(4.13 x 2.28 x 0.47 in)
-
Weight 162 g (5.71 oz) 100.5 g (3.53.0.18 oz) -
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network HSDPA 850 / 1900 / 2100 - SIM 1 only
HSDPA 900 / 1900 / 2100 - SIM 1 only
N/A HSDPA 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1.2 (Jelly Bean) Android OS, v4.1.2 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean)
Processor Dual-core 1.2 GHz Cortex-A9, Broadcom 1 GHz, Spreadtrum SP8810 Dual-core 1.3 GHz, MTK 6572
GPU Broadcom VideoCore IV Mali-300 Mali-400MP
RAM 1 GB 512 MB 512 MB
Internal Memory 8 GB 4 GB 4 GB (1.27 GB for apps, 1.24 GB user available)
External Memory microSD, up to 64 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type Capacitive touchscreen TFT capacitive touchscreen IPS LCD Capacitive Touchscreen, Wide Viewing Angle
Colors 16M colors 65K colors 16M colors
Size 5.0 inches 3.0 inches 4.0 inches
Resolution 480 x 800 pixels (187 ppi) 240 x 320 pixels (133 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio 64.20% 45.99% -
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 Recording FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 2 MP, 1600x1200 pixels 5 MP, 2592х1944 pixels
Flash LED flash No LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Fixed Focus, Smile Shot, Auto-focus, Geo-tagging, Face Detection, Panorama
Video Yes, 1080p@30fps Yes, QVGA@15fps Yes, 720p
Front Camera Yes, 2 MP [Similar] No [Similar] Yes, 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps No HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v4.0 with A2DP, LE, EDR Yes, v4.0 Yes, v2.0 A2DP, EDR
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 hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS, support and GLONASS No Yes, with A-GPS support
Browser HTML5 HTML HTML

memory User Memory

Internal 8 GB, 1 GB RAM 4 GB, 512 MB RAM 4 GB (1.27 GB for apps, 1.24 GB user available), 512 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 not 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 1200 mAh 1400 mAh
Stand by Up to 440 h Up to 320 h -
Talk Time Up to 10 h 10 min Up to 14 h -