Phone Comparison - Micromax Bolt A66 vs Karbonn A12+

Micromax Bolt A66
micromax bolt a66
Karbonn A12+
karbonn a12+
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general General Info

Manufacturer Micromax Karbonn
Announced January 2014 October 2013
Status Coming Soon - January 2014 Available - October 2013
Colors White White, Black
Form Factor Candybar Candybar
Dimension - -
Weight - -
2G Network GSM 900 / 1800 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network HSDPA 2100 HSDPA 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1.2 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean)
Processor 1 GHz, Spreadtrum SC7710G [Similar] Dual-core 1.3 GHz, MTK 6572 [Similar]
GPU - Mali-400MP [Similar]
RAM 512 MB [Browse Similar] 512 MB [Browse Similar]
Internal Memory 512 MB (165 MB for Apps) 4 GB (1.27 GB for apps, 1.24 GB user available)
External Memory microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen IPS LCD Capacitive Touchscreen, Wide Viewing Angle
Colors 262K colors 16M colors
Size 4.5 inches [Similar] 4.0 inches [Similar]
Resolution 480 x 854 pixels (218 ppi) [Similar] 480 x 800 pixels (233 ppi) [Similar]
Screen-to-Body Ratio - -
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 2 MP, 1600x1200 pixels [Similar] 5 MP, 2592х1944 pixels [Similar]
Flash LED flash LED flash
Features Fixed Focus, Geo-tagging Auto-focus, Geo-tagging, Face Detection, Panorama
Video Yes Yes, 720p
Front Camera No [Similar] Yes, 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps Yes
Edge Class 12 Yes
3G HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v2.1, EDR Yes, v2.0 A2DP, EDR
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0
GPS No Yes, with A-GPS support
Browser HTML5 HTML

memory User Memory

Internal 512 MB (165 MB for Apps), 512 MB RAM 4 GB (1.27 GB for apps, 1.24 GB user available), 512 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 1500 mAh 1400 mAh
Stand by Up to 116 h -
Talk Time Up to 4 h 30 min -