Phone Comparison - Karbonn Smart A2+ vs Karbonn A4+ vs Micromax Bolt A47

general General Info

Manufacturer Karbonn Karbonn Micromax
Announced April 2013 May 2013 December 2013
Status Available - April 2013 Available - May 2013 Available - December 2013
Colors White/Black White/Black White
Form Factor Candybar Candybar Candybar
Dimension 123.7 x 63.6 x 12.4 mm
(4.87 x 2.5 x 0.49 in)
- 125.3 x 65.5 x 12.3 mm
(4.93 x 2.58 x 0.48 in)
Weight - - -
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network N/A N/A No
Messaging SMS, MMS, 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, v4.2.2 (Jelly Bean)
Processor 1 GHz Dual-core 1 GHz Dual-core 1.3 GHz, MTK 6572
GPU - - Mali-400
RAM 256 MB 512 MB 256 MB
Internal Memory 202 MB 139 MB 512 MB (161 MB for Apps, 14.4 MB for Mass Storage)
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type Capacitive touchscreen IPS LCD capacitive touchscreen IPS LCD Capacitive Touchscreen
Colors - 16M colors 16.7M 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 58.00% - 55.60%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 3.0 MP, 2048x1536 pixels 3.2 MP, 2048x1536 pixels 2 MP, 1600x1200 pixels
Flash No No LED flash
Features - Face Detection Fixed Focus, Geo-tagging, Multi-shot, Night Mode
Video Yes Yes Yes, 480p@30fps
Front Camera Yes [Similar] No [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes, Class 12
Edge Yes Yes Yes, Class 12
3G N/A No No
Bluetooth Yes Yes Yes, v4.0 A2DP, EDR
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
USB Yes Yes Yes, microUSB v2.0
GPS No No No
Browser HTML HTML HTML5

memory User Memory

Internal 202 MB, 256 MB RAM 139 MB, 512 MB RAM 512 MB (161 MB for Apps, 14.4 MB for Mass Storage), 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 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 1750 mAh 1250 mAh 1600 mAh
Stand by Up to 120 h - Up to 180 h
Talk Time Up to 3 h 30 min - Up to 6 h