Karbonn Smart A51

Zen Ultrafone 308

Price
Rs. 2,650.00 Rs. 3,309.00
Capacity
1100 mAH, Li-ion 1500 mAH, Li-ion

36.4% more mAH battery than Zen Ultrafone 308. More battery capacity reduces the need to charge your battery again. (1500 mAH, Li-ion vs. 1100 mAH, Li-ion)

Main Camera
3.2 MP 3.2 MP
Front Camera
0.3 MP 1.3 MP

333.3% more mega pixels (MP) on front camera than Zen Ultrafone 308. 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
Zoom
Digital Zoom Digital Zoom
Camera Features
Geo tagging
Operating Frequency
GSM 1800 / 900 MHz | GSM 1800 / 900 MHz GSM 1800 / 900 MHz UMTS 2100 / 900 MHz | GSM 1800 / 900 MHz
GPRS
Class 12 Yes
EDGE
Class 12 Yes
Wi-Fi
Wi-Fi 802.11, b/g/n Wi-Fi 802.11
Bluetooth
v3.0 Yes
USB Connectivity
USB Port, microUSB 2.0 USB Port
3G
HSDPA , HSUPA
Colours
Black,White Black
Touch Screen
Capacitive Touchscreen Capacitive Touchscreen
Dimensions
132 x 67.5 x 9.25 mm
Screen Size
3.5 Inch 3.5 Inch
Screen Resolution
320 x 480 pixels 320 x 480 pixels
Pixel Density (sharpness)
165 ppi 165 ppi
Display Type
TFT 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 Accelerometer
OS Type
Android Android
Brand
Karbonn Zen
Model
Smart A51 Ultrafone 308
Operating System
Android v4.0.4 (Ice Cream Sandwich) Android v4.2.2 (Jelly Bean)
SIM Slot(s)
Dual SIM, GSM+GSM Dual SIM, GSM+GSM
FM Radio
Yes
Loudspeaker
Yes Yes
Audio Jack
3.5 mm
Processor
1 GHz 1 GHz
RAM
256 MB 256 MB
Internal Memory
100 MB 512 MB
Expandable Memory
Up to 32 GB Up to 32 GB
Popular Mobile Comparison
  
VS
Compare