Phone Comparison - Karbonn A12 vs Micromax Bolt A37B

Karbonn A12
karbonn a12
Micromax Bolt A37B
micromax bolt a37b
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general General Info

Manufacturer Karbonn Micromax
Announced February 2013 January 2014
Status Available - February 2013 Available - January 2014
Colors Black/White Black
Form Factor Candybar Candybar
Dimension 135 x 66 x 11 mm
(5.31 x 2.6 x 0.43 in)
-
Weight 164 g (5.78 oz) -
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network HSDPA 2100 - SIM 1 only HSDPA 2100
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.0.4 (Ice Cream Sandwich) Android OS, v4.2.2 (Jelly Bean)
Processor 1 GHz [Similar] Dual-core 1.3 GHz, MTK 6572M [Similar]
GPU - Mali-400 [Similar]
RAM 512 MB [Browse Similar] 256 MB [Browse Similar]
Internal Memory 4 GB 512 MB (107 MB for Apps, 27.82 MB for Mass Storage)
External Memory microSD, up to 32 GB microSD, up to 32 GB

display Display

Type Capacitive Touchscreen TFT capacitive touchscreen
Colors 262K colors 16M colors
Size 4.5 inches [Similar] 3.5 inches [Similar]
Resolution 480 x 854 pixels (218 ppi) [Similar] 320 x 480 pixels (165 ppi)
Screen-to-Body Ratio 62.46% -
Multi-Touch yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592х1944 pixels [Similar] 2 MP, 1600x1200 pixels [Similar]
Flash LED flash LED flash
Features Auto focus, Geo-tagging, Face Detection Fixed Focus, Geo-tagging
Video Yes Yes
Front Camera Yes, VGA [Similar] No [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge Yes Yes
3G HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes Yes, v2.1 with EDR
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support No
Browser HTML HTML

memory User Memory

Internal 4 GB, 512 MB RAM 512 MB (107 MB for Apps, 27.82 MB for Mass Storage), 256 MB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Ion Battery
Capacity 1800 mAh 1450 mAh
Stand by Up to 180 h Up to 256 h
Talk Time Up to 4 h Up to 5 h 30 min