| Price |
|
Not Available
|
Rs. 6,999.00
|
| TalkTime |
|
Up to 5 Hours(2G)
|
Up to 5 Hours(2G)
|
| Stand By Time |
|
Up to 5 Hours(2G)
|
Up to 200 Hours(2G)
|
| Capacity |
|
|
1800 mAH, Li-ion
|
| Main Camera |
|
No
|
5 MP, Auto focus
|
| Front Camera |
|
|
1.3 MP
|
| Flash |
|
|
LED
|
| Zoom |
|
|
Digital Zoom
|
| Camera Features |
|
|
Auto Focus
|
| Operating Frequency |
|
|
GSM 1800 / 1900 / 900 MHz UMTS 2100 MHz | GSM 1800 / 1900 / 900 MHz
|
| 3G |
|
|
HSDPA 7.2 Mbit/s, HSUPA
|
| Wi-Fi |
|
|
Wi-Fi 802.11, b/g/n
|
| GPRS |
|
Yes
|
Yes
|
| EDGE |
|
No
|
Yes
|
| Bluetooth |
|
No
|
v2.1, A2DP
|
| USB Connectivity |
|
No
|
USB Port, USB 2.0, microUSB 2.0
|
| Weight |
|
85 grams
19.0 grams Lighter than Karbonn A21. light weight phone is easy to hold and can kept in your pocket for long time. (85 grams vs. 104 grams)
|
104 grams
|
| Dimensions |
|
102 x 46 x 17.60 mm
|
112 x 60.5 x 11.5 mm
6.1 mm Thinner than Karbonn A21. Slim mobile phone is easy to handle and looks gorgeous in hand. (112 x 60.5 x 11.5 mm vs. 102 x 46 x 17.60 mm)
|
| Touch Screen |
|
|
Capacitive Touchscreen, Multi-touch
|
| Screen Size |
|
|
4.5 Inch
|
| Colours |
|
|
Black
|
| Pixel Density (sharpness) |
|
|
207 ppi
|
| Display Type |
|
|
TFT
|
| Screen Resolution |
|
128 x 128 pixels pixels
|
480 x 800 pixels
|
| Sensors |
|
|
Accelerometer
|
| GPS |
|
|
Yes
|
| Box Contents |
|
|
Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card
|
| Brand |
|
Siemens
|
Karbonn
|
| Model |
|
A31
|
A21
|
| SIM Slot(s) |
|
Single SIM, GSM
|
Dual SIM, GSM+GSM
|
| OS Type |
|
|
Android
|
| Operating System |
|
|
Android v4 (Ice Cream Sandwich)
|
| FM Radio |
|
Yes
|
Yes
|
| Loudspeaker |
|
|
Yes
|
| Audio Jack |
|
|
3.5 mm
|
| Processor |
|
|
Dual core, 1.2 GHz, Qualcomm Snapdragon
|
| RAM |
|
|
512 MB
|
| Internal Memory |
|
|
4 GB
|
| Expandable Memory |
|
Yes
|
Up to 32 GB
|
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