Karbonn A18

Karbonn A21

Price
Rs. 9,855.00 Rs. 6,999.00
Capacity
1500 mAH, Li-ion 1800 mAH, Li-ion

20.0% more mAH battery than Karbonn A21. More battery capacity reduces the need to charge your battery again. (1800 mAH, Li-ion vs. 1500 mAH, Li-ion)

TalkTime
Up to 5 Hours(2G) Up to 5 Hours(2G)
Stand By Time
Up to 200 Hours(2G) Up to 200 Hours(2G)
Main Camera
5 MP, Auto focus 5 MP, Auto focus
Front Camera
1.3 MP 1.3 MP
Flash
LED LED
Zoom
Digital Zoom Digital Zoom
Camera Features
Face detection Auto Focus
Operating Frequency
GSM 1800 / 1900 / 900 MHz UMTS 2100 MHz | GSM 1800 / 900 MHz GSM 1800 / 1900 / 900 MHz UMTS 2100 MHz | GSM 1800 / 1900 / 900 MHz
GPRS
Yes Yes
EDGE
Yes Yes
3G
HSDPA 7.2 Mbit/s, HSUPA HSDPA 7.2 Mbit/s, HSUPA
Wi-Fi
Wi-Fi 802.11, b/g/n, Mobile Hotspot Wi-Fi 802.11, b/g/n
Bluetooth
v4.0, A2DP v2.1, A2DP
USB Connectivity
USB Port, microUSB 2.0 USB Port, USB 2.0, microUSB 2.0
More Connectivity
Tethering
Touch Screen
Capacitive Touchscreen, Multi-touch Capacitive Touchscreen, Multi-touch
Screen Size
4.3 Inch 4.5 Inch

4.7% bigger screen size than Karbonn A21. The bigger the screen size is better the user experience of reading and watching movie or video songs. (4.5 Inch vs. 4.3 Inch)

Colours
Black,Silver Black
Weight
104 grams
Dimensions
112 x 60.5 x 11.5 mm
Screen Resolution
480 x 800 pixels 480 x 800 pixels
Pixel Density (sharpness)
217 ppi

4.8% Higher pixel density than Karbonn A21. High pixel density shows sharper text and extremely detailed photos and videos. (217 ppi vs. 207 ppi)

207 ppi
Display Type
IPS LCD TFT
Box Contents
Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card
Sensors
Accelerometer, Light sensor, Proximity sensor Accelerometer
Applications
Whatsapp, Karbonn Smart Browser, King Soft Office, NexGTv and PayTM
GPS
with A-GPS Yes
Brand
Karbonn Karbonn
Model
A18 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
FM Radio
Yes Yes
Loudspeaker
Yes Yes
Audio Jack
3.5 mm 3.5 mm
Processor
1 GHz Dual core, 1.2 GHz, Qualcomm Snapdragon
RAM
512 MB 512 MB
Internal Memory
4 GB 4 GB
Expandable Memory
Up to 32 GB Up to 32 GB
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