IP cameras Comparison: Dahua Technology, VIVOTEK (4)
| Contact manufacturer | Contact | Contact | Contact | Contact |
| Resolution |
1280 x 960
|
--
|
1600 x 1200
|
--
|
| Sensitivity Lux |
0.1
|
0.0
|
0.0
|
0.0
|
| Auto Iris |
✔
|
--
|
--
|
--
|
| Voltage |
12VDC
|
12 V DC, 24 V AC
|
12 V DC, 24 V AC, PoE
|
12 V DC, 24 V AC
|
| Focal Length mm |
3.6
|
4.0
|
3 ~ 9
|
4.0
|
| Picture Elements HxV |
1280 x 960
|
--
|
--
|
--
|
| Image Frame Rate |
30fps
|
30 fps
|
30 fps
|
30 fps
|
| Back Light Compensation |
✔
|
--
|
--
|
--
|
| Auto Gain Control |
✔
|
--
|
✔
|
✔
|
| White Balance |
✔
|
--
|
✔
|
✔
|
| Electronic Shutter Range |
1/3 ~ 1/10000
|
1/5 ~ 1/15000
|
1/5 ~ 1/40000
|
1/5 ~ 1/15000
|
| S/ N (Signal/ Noise) Ratio dB |
>50
|
--
|
--
|
--
|
| Chip Inch Size |
--
|
1/4
|
--
|
1/4
|
| Colour Type |
--
|
Colour / Monochrome
|
--
|
Colour / Monochrome
|
| Specialist Type |
--
|
Network
|
--
|
Network
|
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