Price |
Rs. 1,520.00
|
Rs. 1,095.00
|
Capacity |
1000 mAH, Li-ion
|
1100 mAH, Li-ion
10.0% more mAH battery than Karbonn K451. More battery capacity reduces the need to charge your battery again. (1100 mAH, Li-ion vs. 1000 mAH, Li-ion)
|
TalkTime |
Up to 3 Hours(2G)
|
Up to 4 Hours(2G)
|
Main Camera |
0.3 MP
200.0% more mega pixels (MP) on main camera than Karbonn K451. More main camera resolution means better picture quality and detailed photos, which will look sharp on a large screen. (0.3 MP vs. 0.10 MP)
|
0.10 MP
|
Zoom |
Digital Zoom
|
|
Camera Features |
Smile detection, Scenes, Continuos Shooting, Multi Shot
|
Effects, Multi Shot
|
Flash |
|
LED
|
More Connectivity |
|
VoIP
|
GPRS |
Yes
|
Yes
|
EDGE |
No
|
|
3G |
EV-DO , Rev.A
|
|
Bluetooth |
Yes
|
Yes
|
USB Connectivity |
USB Port
|
No
|
Weight |
80 grams
|
80 grams
|
Dimensions |
111.5 x 47.3 x 14.30 mm
0.2 mm Thinner than Karbonn K451. Slim mobile phone is easy to handle and looks gorgeous in hand. (111.5 x 47.3 x 14.30 mm vs. 102 x 45 x 14.50 mm)
|
102 x 45 x 14.50 mm
|
Screen Size |
2.2 Inch
10.0% bigger screen size than Karbonn K451. The bigger the screen size is better the user experience of reading and watching movie or video songs. (2.2 Inch vs. 2 Inch)
|
2 Inch
|
Colours |
Coffee/Grey
|
|
Screen Resolution |
176 x 220 pixels
|
176 x 220 pixels
|
Pixel Density (sharpness) |
128 ppi
|
141 ppi
10.2% Higher pixel density than Karbonn K451. High pixel density shows sharper text and extremely detailed photos and videos. (141 ppi vs. 128 ppi)
|
Display Type |
LCD
|
LCD
|
Box Contents |
Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card
|
|
Brand |
Karbonn
|
Karbonn
|
Model |
K21
|
K451
|
SIM Slot(s) |
Dual SIM, GSM+GSM
|
Single SIM, GSM
|
FM Radio |
Recording option, Handsfree
|
One Touch FM key
|
Internal Memory |
123 KB
|
|
Expandable Memory |
Up to 4 GB
|
Up to 4 GB
|
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