Phone Comparison - Karbonn A12+ vs Nokia Asha 502 Dual SIM vs Celkon AR40

general General Info

Manufacturer Karbonn Nokia Celkon
Announced October 2013 October 2013 October 2013
Status Available - October 2013 Available - December 2013 Available - October 2013
Colors White, Black Bright Red, Bright Green, Cyan, Yellow, White and Black Yellow
Form Factor Candybar Candybar Candybar
Dimension - 99.6 x 59.5 x 11.1 mm
(3.92 x 2.34 x 0.44 in)
126.2 x 64 x 10.8 mm
(4.97 x 2.52 x 0.43 in)
Weight - 100 g (3.53 oz) 126.5 g (4.44.0.18 oz)
2G Network GSM 900 / 1800 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network HSDPA 2100 No HSDPA 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2.2 (Jelly Bean) Nokia Asha software platform 1.1 Android OS, v4.2.2 (Jelly Bean)
Processor Dual-core 1.3 GHz, MTK 6572 - Dual-core 1.2 GHz, MTK 6572
GPU Mali-400MP - Mali-400
RAM 512 MB 64 MB 512 MB
Internal Memory 4 GB (1.27 GB for apps, 1.24 GB user available) N/A 4 GB ROM
External Memory microSD, up to 32 GB microSD, up to 32 GB, 4 GB card included microSD, up to 32 GB

display Display

Type IPS LCD Capacitive Touchscreen, Wide Viewing Angle TFT capacitive touchscreen TFT capacitive touchscreen
Colors 16M colors 256K colors 16M colors
Size 4.0 inches 3.0 inches 4.0 inches
Resolution 480 x 800 pixels (233 ppi) 240 x 320 pixels (133 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio - 47.27% 56.50%
Multi-Touch yes up yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592х1944 pixels 5 MP, 2592x1944 pixels 3.2 MP, 2048x1536 pixels
Flash LED flash LED flash LED flash
Features Auto-focus, Geo-tagging, Face Detection, Panorama Fixed Focus, Auto and Manual White Balance, Full Screen Viewfinder, Capture Modes, Scene Modes, Color Tone Modes, Image Editor Fixed Focus, Geo-tagging
Video Yes, 720p Yes, QVGA@15fps Yes, 720p
Front Camera Yes, 2 MP [Similar] No [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Up to 85.6 kbps Class 10 (4+1/3+2 slots), 32 - 48 kbps
Edge Yes Up to 236.8 kbps Class 10, 236.8 kbps
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps N/A HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v2.0 A2DP, EDR Yes, v3.0 with 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 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support No Yes
Browser HTML WAP 2.0/xHTML, HTML HTML

memory User Memory

Internal 4 GB (1.27 GB for apps, 1.24 GB user available), 512 MB RAM 64 MB RAM 4 GB ROM, 512 MB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB, 4 GB card included 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 (BL-5A) Li-Po Battery
Capacity 1400 mAh 1010 mAh 1500 mAh
Stand by - Up to 576 h -
Talk Time - Up to 13 h 42 min -