Phone Comparison - Samsung Galaxy S Duos 2 S7582 vs Karbonn Smart A92 vs Micromax Unite A092

general General Info

Manufacturer Samsung Karbonn Micromax
Announced November 2013 March 2014 June 2014
Status Available - November 2013 Available - March 2014 Available - June 2014
Colors White, Black White, Black PristineWhite, ClassyBlack, Mystic Grey, Vibrant Yellow, Fiery R
Form Factor Candybar Candybar Candybar
Dimension 121.5 x 63.1 x 10.57 mm
(4.78 x 2.48 x 0.42 in)
- -
Weight 118 g (4.16 oz) - -
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 No HSDPA 2100
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM
Build Features - Swipe Gesture -

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean) Android OS, v4.3 (Jelly Bean)
Processor Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 Dual-core 1 GHz Quad-core 1.2 GHz, Qualcomm MSM8212 Snapdragon 200
GPU Broadcom VideoCore IV - Adreno 302
RAM 768 MB 256 MB 1 GB
Internal Memory 4 GB (1.9 GB user available) 512 MB ROM 8 GB (2.99 GB for mass storage)
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT Capacitive Touchscreen, PLS TFT Capacitive Touchscreen IPS LCD Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 4.0 inches 4.0 inches
Resolution 480 x 800 pixels (233 ppi) 480 x 800 pixels (233 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio 59.52% - -
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592х1944 pixels 3.2 MP, 2048x1536 pixels 5 MP, 2592х1944 pixels
Flash LED flash No LED Flash
Features Auto focus, Geo-tagging Geo-tagging Fixed focus, Geo-tagging, Panorama
Video Yes, 720p@30fps Yes, 720p Yes, 480p
Front Camera Yes, VGA [Similar] Yes, VGA [Similar] Yes, VGA [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, 11 Mbps
Bluetooth Yes, v4.0 with A2DP Yes, v2.0 A2DP, EDR Yes, v4.0
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, 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 and GLONASS No Yes, with A-GPS support
Browser HTML5 HTML HTML5

memory User Memory

Internal 4 GB (1.9 GB user available), 768 MB RAM 512 MB ROM, 256 MB RAM 8 GB (2.99 GB for mass storage), 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 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 Li-Ion Battery Li-Ion Battery
Capacity 1500 mAh 1600 mAh 1500 mAh
Stand by Up to 280 h (3G) - Up to 140 h
Talk Time Up to 8 h (3G) - Up to 5 h 30 min