Phone Comparison - Karbonn A12+ vs Karbonn A99 vs Samsung Galaxy S Duos 2 S7582

general General Info

Manufacturer Karbonn Karbonn Samsung
Announced October 2013 October 2013 November 2013
Status Available - October 2013 Available - October 2013 Available - November 2013
Colors White, Black White, Black White, Black
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 900 / 1800 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 2100 HSDPA 2100 HSDPA 900 / 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Android OS, v4.2.2 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
Processor Dual-core 1.3 GHz, MTK 6572 Dual-core 1.3 GHz, MTK 6572 Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664
GPU Mali-400MP Mali-400MP Broadcom VideoCore IV
RAM 512 MB 512 MB 768 MB
Internal Memory 4 GB (1.27 GB for apps, 1.24 GB user available) 4 GB 4 GB (1.9 GB user available)
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type IPS LCD Capacitive Touchscreen, Wide Viewing Angle IPS LCD Capacitive Touchscreen, Wide Viewing Angle TFT Capacitive Touchscreen, PLS
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 3.97 inches 4.0 inches
Resolution 480 x 800 pixels (233 ppi) 480 x 800 pixels (235 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 FM radio FM radio Stereo FM radio with RDS
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592х1944 pixels 5 MP, 2592х1944 pixels 5 MP, 2592х1944 pixels
Flash LED flash LED Flash LED flash
Features Auto-focus, Geo-tagging, Face Detection, Panorama - Auto focus, Geo-tagging
Video Yes, 720p Yes, 720p Yes, 720p@30fps
Front Camera Yes, 2 MP [Similar] Yes [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 HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v2.0 A2DP, EDR Yes, v2.0 A2DP, EDR Yes, v4.0 with A2DP
Wi-Fi Wi-Fi 802.11 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, Wi-Fi Direct
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes Yes, with A-GPS support and GLONASS
Browser HTML HTML HTML5

memory User Memory

Internal 4 GB (1.27 GB for apps, 1.24 GB user available), 512 MB RAM 4 GB ROM, 512 MB RAM 4 GB (1.9 GB user available), 768 MB RAM
Expandable Storage microSD, up to 32 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 Li-Ion Battery Li-Ion Battery Standard battery, Li-Ion
Capacity 1400 mAh 1400 mAh 1500 mAh
Stand by - - Up to 280 h (3G)
Talk Time - - Up to 8 h (3G)