Storage Days of CCTV Camera Videos in DVR Depends on 2 major factors.
Size of the Hard Disk
Bigger the Storage size of the hard drive, bigger the number of days the backup you get.DVR Storage Capacity starts from 500 GB and goes on up to 16 TB and even More.
Mode of Recording
There are two types of recording in CCTV systems
24 Hour Record
In this Mode the system never stops, it keeps recording images whole day 24*7,It keeps filling up the Hard disk.
In this Mode the systems records/Captures images only when there is a motion, No motion mean no recording which in turn keep up the hard disk space.
Here we have provided Storage size of Cameras in GB per Day according to their Formats H.264 Compression.
|Resolution||Storage Per Day in GB|
|1 MP||25-30 GB Aprox|
|2 MP||35-40 GB Aprox|
|3 MP||60-65 GB Aprox|
For H.264+ compression DVR’s Storage size ( GB) would be half of above mentioned stats. ( I.e For 1mp/2mp cameras it would be around 7-12 GB/Day)
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