IP cameras Comparison: Dahua Technology, Bosch (4)
| Contact manufacturer | Contact | Contact | Contact | Contact |
| Chip Inch Size |
1/2.7
|
1/3
|
1/3
|
1/2
|
| Colour Type |
Colour
|
True Day / Night
|
Colour / Monochrome
|
Colour / Monochrome
|
| Resolution |
3 MP
|
2 MP
|
540
|
2 MP
|
| Voltage |
12 VDC
|
12 V DC
|
24 V AC, 12 V DC, PoE
|
21 ~ 30 V AC, High PoE, 56 V DC
|
| Motion Activated |
✔
|
✔
|
--
|
--
|
| Wide Dynamic Range |
✔
|
✔
|
--
|
--
|
| Picture Elements HxV |
2304 (H) × 1296 (V)
|
1952 x 1092
|
752 x 582
|
1920 x 1080
|
| Electronic Shutter Range |
Auto/Manual 1/3 s–1/100,000 s
|
1/25[30] ~ 1/150000s
|
1/50 ~ 1/10,000
|
1/1 sec ~ 1/10000 sec
|
| Digital (DSP) |
--
|
✔
|
--
|
✔
|
| Specialist Type |
--
|
Infrared
|
Network
|
PTZ
|
| Sensitivity Lux |
--
|
0.0
|
0.006
|
0.0013 ~ 0.0047
|
| Auto Iris |
--
|
✔
|
--
|
✔
|
| Direct Drive |
--
|
✔
|
--
|
✔
|
| Focal Length mm |
--
|
3 ~ 10
|
--
|
6.6 ~ 198
|
| Image Frame Rate |
--
|
30 fps
|
--
|
60 fps
|
| Back Light Compensation |
--
|
✔
|
✔
|
✔
|
| White Balance |
--
|
✔
|
✔
|
✔
|
| S/ N (Signal/ Noise) Ratio dB |
--
|
> 50
|
50
|
>55
|
| Lens Mount |
--
|
--
|
C/CS
|
--
|
| Auto Gain Control |
--
|
--
|
✔
|
✔
|
| Synchronisation |
--
|
--
|
Internal, Line Lock
|
--
|
| Signal Mode |
--
|
--
|
PAL
|
--
|
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