|
Celkon A900
|
VS |
Karbonn A21
|
|
VS |
|
Best Price |
|
Price |
Rs. 10,990.00 |
|
Rs. 6,999.00 |
Battery |
Capacity |
2000 mAH, Li-ion
11.1% more mAH battery than Karbonn A21. More battery capacity reduces the need to charge your battery again. (2000 mAH, Li-ion vs. 1800 mAH, Li-ion)
|
|
1800 mAH, Li-ion
|
TalkTime |
Up to 8.33 Hours(2G)
|
|
Up to 5 Hours(2G)
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Stand By Time |
Up to 8.33 Hours(2G)
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|
Up to 200 Hours(2G)
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Camera |
Main Camera |
5 MP
|
|
5 MP, Auto focus
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Front Camera |
0.3 MP
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|
1.3 MP
333.3% more mega pixels (MP) on front camera than Karbonn A21. More front camera resolution means better selfies picture. Front facing cameras also used for video call on Skype (1.3 MP vs. 0.3 MP)
|
Flash |
,LED
|
|
LED
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Zoom |
Digital Zoom
|
|
Digital Zoom
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Camera Features |
Smile detection, Scenes, Continuos Shooting, Multi Shot
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|
Auto Focus
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Connectivity |
GPRS |
Yes
|
|
Yes
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EDGE |
Yes
|
|
Yes
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3G |
HSPA , EV-DO , Rev.A
|
|
HSDPA 7.2 Mbit/s, HSUPA
|
Wi-Fi |
Wi-Fi 802.11, a/b/g, Mobile Hotspot
|
|
Wi-Fi 802.11, b/g/n
|
Bluetooth |
v2.0, A2DP
|
|
v2.1, A2DP
|
USB Connectivity |
No
|
|
USB Port, USB 2.0, microUSB 2.0
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Operating Frequency |
|
|
GSM 1800 / 1900 / 900 MHz UMTS 2100 MHz | GSM 1800 / 1900 / 900 MHz
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Design |
Colours |
Black
|
|
Black
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Touch Screen |
Capacitive Touchscreen
|
|
Capacitive Touchscreen, Multi-touch
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Weight |
185 grams
|
|
104 grams
81.0 grams Lighter than Karbonn A21. light weight phone is easy to hold and can kept in your pocket for long time. (104 grams vs. 185 grams)
|
Dimensions |
152.8 x 81.7 x 10.20 mm
1.3 mm Thinner than Karbonn A21. Slim mobile phone is easy to handle and looks gorgeous in hand. (152.8 x 81.7 x 10.20 mm vs. 112 x 60.5 x 11.5 mm)
|
|
112 x 60.5 x 11.5 mm
|
Screen Size |
5 Inch
11.1% bigger screen size than Karbonn A21. The bigger the screen size is better the user experience of reading and watching movie or video songs. (5 Inch vs. 4.5 Inch)
|
|
4.5 Inch
|
Display |
Screen Resolution |
480 x 800 pixels
|
|
480 x 800 pixels
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Pixel Density (sharpness) |
187 ppi
|
|
207 ppi
10.7% Higher pixel density than Karbonn A21. High pixel density shows sharper text and extremely detailed photos and videos. (207 ppi vs. 187 ppi)
|
Display Type |
LCD
|
|
TFT
|
Features |
Box Contents |
Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card
|
|
Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card
|
Sensors |
Accelerometer
|
|
Accelerometer
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Applications |
Document viewer
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|
|
GPS |
Yes
|
|
Yes
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General |
OS Type |
Android
|
|
Android
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Brand |
Celkon
|
|
Karbonn
|
Model |
A900
|
|
A21
|
Operating System |
Android v2.3 (Gingerbread)
|
|
Android v4 (Ice Cream Sandwich)
|
SIM Slot(s) |
Dual SIM, GSM+GSM
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|
Dual SIM, GSM+GSM
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Multimedia |
Loudspeaker |
|
|
Yes
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Audio Jack |
|
|
3.5 mm
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FM Radio |
Yes
|
|
Yes
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Performance |
Processor |
1 GHz
|
|
Dual core, 1.2 GHz, Qualcomm Snapdragon
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RAM |
512 MB
|
|
512 MB
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Storage |
Expandable Memory |
Up to 32 GB
|
|
Up to 32 GB
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Internal Memory |
|
|
4 GB
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