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Three CCTV System Levels - Pros and Cons
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Standard DVR System |
DVR PRO System |
MEGAPIXEL HD IP CCTV System |
| Resolution |
480 TVL <0.4 Meg Px |
520 - 600 TVL 0.4 Meg Px |
1000 - 3000 TVL (fewer cameras needed) 1.3 to 8 Meg Px |
| Recording (typically) |
2X CIF |
D1 |
1.3 Meg Pix , 3.1 Meg Pix (see image below) |
| Amount Cameras needed Factor |
X6 |
X5 |
X1 |
| 31 Day Recording |
Yes |
Yes |
Yes |
| Remote Viewing www |
Yes |
Yes |
Yes |
| General Max Lens-Angle (degrees) |
65 |
65 |
90 / 180 / 360 Hemispheric (e.g. large room with 1 camera)
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| Future Proof Investment |
No |
No |
Yes |
| Existing Network usable |
No |
No |
Yes (existing LAN can be used - reduced labour) |
| Pan Tilt Zoom |
Analogue |
Analogue |
Digital (predominantly) |
| Expandibility without extra Hardware? |
No |
No |
Yes |
| Video Analytics Capability (at base state) |
No |
No |
Yes |
| Vandal Resistant |
Med |
Max |
Med |
| Night Operation |
Max |
Max |
Med - Max |
| Average Prosecution Success |
Low - Med |
Low - Med |
Max |
| Cost Factor |
X1 |
X1.5 |
X2.75 |
| 4 Camera System starts from £ ex Vat |
1250.00 |
1400.00 |
3500.00 |
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