Phone Comparison - Karbonn A21 vs Karbonn S1 Titanium vs Karbonn Smart A26

general General Info

Manufacturer Karbonn Karbonn Karbonn
Announced 2012 January 2013 June 2013
Status Available Available - January 2013 Available - July 2013
Colors Pearl White Black, White Black, White
Form Factor Candybar Candybar Candybar
Dimension - 134.6 x 66 x 9.3 mm
(5.3 x 2.6 x 0.37 in)
146 x 74 x 8.65 mm
(5.75 x 2.91 x 0.34 in)
Weight - - -
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network HSDPA 2100 HSDPA 2100 No
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.1 (Jelly Bean) Android OS, v4.1.2 (Jelly Bean)
Processor Dual-core 1.2 GHz Quad-core 1.2 GHz Dual-core 1 GHz
GPU - - -
RAM 512 MB 1 GB N/A
Internal Memory 4 GB 4 GB 4 GB (2.12 GB user available), 512 MB
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen IPS LCD capacitive touchscreen TFT Capacitive Touchscreen
Colors 256K colors 16M colors 16M colors
Size 4.5 inches 4.5 inches 5.0 inches
Resolution 480 x 800 pixels (207 ppi) 540 x 960 pixels (245 ppi) 480 x 854 pixels (196 ppi)
Screen-to-Body Ratio - 62.72% 63.72%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No 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, 2592х1944 pixels 5 MP, 2592х1944 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Face Detection Auto focus, Geo-tagging Geo-tagging, Touch Focus, Face Detection
Video Yes Yes Yes
Front Camera Yes, 1.3 MP [Similar] Yes [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 7.2 Mbps HSDPA No
Bluetooth Yes, v2.1 with A2DP Yes, with A2DP Yes, with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n 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
GPS Yes, with A-GPS support Yes, with A-GPS support No
Browser HTML HTML HTML5

memory User Memory

Internal 4 GB, 512 MB RAM 4 GB, 1 GB RAM 4 GB (2.12 GB user available), 512 MB
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 1800 mAh 1600 mAh 2000 mAh
Stand by Up to 200 h Up to 200 h -
Talk Time Up to 5 h Up to 4 h -