This guide is designed to give you a rough indication of how long various hard drives will record for at different frame rates using the maximum number of cameras.
Please note other factors that will affect the recording time are the recording mode and the compression type used.
4 Channel:
Recording Quality (Various other modes are available)
Appr. Recording Time with 160GB Hard Drive
Appr. Recording Time with 250GB Hard Drive
Appr. Recording Time with 500GB Hard Drive
Best Quality (100FPS)
6 days
9.2 days
18.4 days
Best Quality (50FPS)
10.4 days
16 days
32 days
Basic Quality (100FPS)
15.6 days
24.4 days
48.8 days
Basic Quality (50 FPS)
27.6 days
43 days
86 days
8 Channel:
Recording Quality (Various other modes are available)
Appr. Recording Time with 160GB Hard Drive
Appr. Recording Time with 250GB Hard Drive
Appr. Recording Time with 500GB Hard Drive
Best Quality (100FPS)
3 days
4.6 days
9.2 days
Best Quality (50FPS)
5.2 days
8 days
16 days
Basic Quality (100FPS)
7.8 days
12.2 days
24.4 days
Basic Quality (50 FPS)
13.8 days
21.5 days
43 days
16 Channel:
Recording Quality (Various other modes are available)
Ex. VAT
Inc. VAT 
Ex. VAT
£ 
