Phone Comparison - Karbonn A9+ vs Karbonn Smart A2+ vs Karbonn Smart A51

general General Info

Manufacturer Karbonn Karbonn Karbonn
Announced 2012 April 2013 September 2013
Status Available Available - April 2013 Available - September 2013
Colors Pearl White White/Black White Silver
Form Factor Candybar Candybar Candybar
Dimension 120 x 60.5 x 11.3 mm
(4.72 x 2.38 x 0.44 in)
123.7 x 63.6 x 12.4 mm
(4.87 x 2.5 x 0.49 in)
-
Weight - - -
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network HSDPA 2100 N/A No
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.0 (Ice Cream Sandwich)
Processor Dual-core 1.2 GHz, Qualcomm MSM8255 Snapdragon 1 GHz 1 GHz
GPU Adreno 203 - -
RAM 512 MB 256 MB 256 MB
Internal Memory 4 GB 202 MB 512 MB (100 MB 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 Capacitive touchscreen TFT capacitive touchscreen
Colors 16M colors - 16M colors
Size 4.0 inches 4.0 inches 3.5 inches
Resolution 480 x 800 pixels (233 ppi) 480 x 800 pixels (233 ppi) 320 x 480 pixels (165 ppi)
Screen-to-Body Ratio 62.86% 58.00% -
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592х1944 pixels 3.0 MP, 2048x1536 pixels 3.15 MP, 2048x1536 pixels
Flash LED flash No LED flash
Features Auto focus, Geo-tagging, Face Detection - -
Video Yes Yes Yes
Front Camera Yes, 1.3 MP [Similar] Yes [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 7.2 Mbps N/A No
Bluetooth Yes, with A2DP Yes Yes
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes Yes
GPS Yes, with A-GPS support No No
Browser HTML HTML HTML

memory User Memory

Internal 4 GB, 512 MB RAM 202 MB, 256 MB RAM 512 MB (100 MB user available), 256 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 not 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 Li-Ion Battery
Capacity 1420 mAh 1750 mAh 1100 mAh
Stand by Up to 200 h Up to 120 h -
Talk Time Up to 4 h Up to 3 h 30 min -