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Compare Celkon A27 vs. Karbonn A21

Celkon A27
 		VS
Karbonn A21
VS
Best Price
Price Rs. 9,799.00 Rs. 6,999.00
Battery
Capacity 1800 mAH, Li-ion 1800 mAH, Li-ion
TalkTime Up to Hours(2G) Up to 5 Hours(2G)
Stand By Time Up to 200 Hours(2G)
Camera
Main Camera 8 MP

60.0% more mega pixels (MP) on main camera than Karbonn A21. More main camera resolution means better picture quality and detailed photos, which will look sharp on a large screen. (8 MP vs. 5 MP, Auto focus)

 5 MP, Auto focus
Front Camera 0.3 MP 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)
Zoom Digital Zoom Digital Zoom
Flash LED
Camera Features Auto Focus
Connectivity
Operating Frequency GSM 1800 / 1900 / 900 MHz UMTS 2100 MHz | GSM 1800 / 1900 / 900 MHz
USB Connectivity USB Port USB Port, USB 2.0, microUSB 2.0
GPRS Yes Yes
EDGE No Yes
3G EV-DO , Rev.A HSDPA 7.2 Mbit/s, HSUPA
Wi-Fi Wi-Fi 802.11, Mobile Hotspot Wi-Fi 802.11, b/g/n
Bluetooth Yes v2.1, A2DP
Design
Touch Screen Capacitive Touchscreen Capacitive Touchscreen, Multi-touch
Screen Size 4.6 Inch

2.2% bigger screen size than Karbonn A21. The bigger the screen size is better the user experience of reading and watching movie or video songs. (4.6 Inch vs. 4.5 Inch)

 4.5 Inch
Weight 104 grams
Dimensions 112 x 60.5 x 11.5 mm
Colours Black Black
Display
Screen Resolution 480 x 853 pixels 480 x 800 pixels
Pixel Density (sharpness) 213 ppi

2.9% Higher pixel density than Karbonn A21. High pixel density shows sharper text and extremely detailed photos and videos. (213 ppi vs. 207 ppi)

 207 ppi
Display Type LCD TFT
Features
Sensors Accelerometer, Compass, Light sensor Accelerometer
GPS Yes Yes
Box Contents Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card
General
Brand Celkon Karbonn
Model A27 A21
Operating System Android v4 (Ice Cream Sandwich) Android v4 (Ice Cream Sandwich)
SIM Slot(s) Dual SIM, GSM+GSM Dual SIM, GSM+GSM
OS Type Android Android
Multimedia
Loudspeaker Yes
Audio Jack 3.5 mm
FM Radio Yes Yes
Performance
Processor Dual core, 1 GHz Dual core, 1.2 GHz, Qualcomm Snapdragon
RAM 512 MB 512 MB
Storage
Internal Memory 4 GB 4 GB
Expandable Memory Up to 32 GB Up to 32 GB
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