HDD Combination Calculator

Find HDD size and quantity combinations that cover the total capacity you need.

Capacity Needed

Total storage required (TB) Not sure? Use the quick estimate below or the Storage Calculator.

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Cameras

Bitrate per camera

Retention

Tap to turn sizes on or off. Only sizes that are on are used.

Value8TB and 10TB drives often give the best price per TB.
Drive baysCheck the number of HDD bays in the NVR or server first (security NVRs usually have 2–8).
RAIDFor RAID, use drives of the same size and performance, and check usable capacity with the RAID Calculator.