Phone Comparison - Karbonn Smart A12 Star vs XOLO A1000s vs Micromax Canvas Xpress A99

general General Info

Manufacturer Karbonn XOLO Micromax
Announced June 2014 August 2014 December 2014
Status Available - June 2014 Available - August 2014 Available - December 2014
Price - - Rs. 6,550 ($96.32) [Similarly Priced]
Colors White, Black Black, White Blue, Gray
Form Factor Candybar Candybar Candybar
Dimension 124.2 x 64.2 x 10.1 mm
(4.89 x 2.53 x 0.4 in)
128 x 63 x 8.98 mm
(5.04 x 2.48 x 0.35 in)
-
Weight 130 g (4.59 oz) - -
2G Network GSM 900 / 1800 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 2100 HSDPA 2100 HSDPA 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Android OS, v4.4.2 (KitKat) Android OS, v4.4.2 (KitKat)
Processor Dual-core 1.2 GHz, MTK 6572 Dual-core 1.0 GHz, MediaTek MT6572M Quad-core 1.3 GHz, Mediatek MT6582M
GPU Mali-400MP Mali-400MP Mali-400MP2
RAM 512 MB 1 GB 1 GB
Internal Memory 4 GB (2.4 GB internal storage) 4 GB ROM 8 GB (5.85 GB for mass storage)
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 TFT capacitive touchscreen IPS LCD Capacitive Touchscreen
Colors 16M colors 256K colors 16M colors
Size 4.0 inches 5.0 inches 4.5 inches
Resolution 480 x 800 pixels (233 ppi) 480 x 854 pixels (196 ppi) 480 x 854 pixels (218 ppi)
Screen-to-Body Ratio 57.23% 85.37% -
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 5 MP, 2592х1944 pixels 5 MP, 2592х1944 pixels 5 MP, 2592x1944 pixels
Flash LED flash LED flash LED flash
Features Geo-tagging, Face Detection, Panorama Fixed focus, Geo-tagging, Panorama, Face And Smile Detection, HDR Auto focus, Geo-tagging, Face Detection, HDR
Video Yes, 720p Yes, 720p Yes, 720p
Front Camera Yes, VGA [Similar] Yes, VGA [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, 21.1 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v2.0 A2DP, EDR Yes, v3.0 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
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0, USB On-the-go
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS support
Browser HTML HTML5 HTML5

memory User Memory

Internal 4 GB (2.4 GB internal storage), 512 MB RAM 4 GB ROM, 1 GB RAM 8 GB (5.85 GB for mass storage), 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB
USB OTG - - Supported

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 1400 mAh 2000 mAh 1950 mAh
Stand by Up to 300 h (2G) Up to 650 h (2G)
Up to 590 h (3G)
Up to 240 h
Talk Time - Up to 29 h (2G)
Up to 13 h (3G)
Up to 7 h