Security Camera Buying Guides & Resources

How Many TB for 16 4K Cameras Recording 30 Days? Worked Example

How Many TB for 16 4K Cameras Recording 30 Days? Worked Example

Author: BiJianxin
Published: September 07, 2026
At an illustrative 8 Mbps per camera, sixteen cameras generate about 41.5 TB over thirty days before margin. At 4 Mbps, the same math is roughly 20.7 TB. Real.
How Much NVR Storage Do Security Cameras Need? A Practical Guide

How Much NVR Storage Do Security Cameras Need? A Practical Guide

Author: BiJianxin
Published: September 06, 2026
Storage depends on average bitrate, camera count, recording hours, and retention days. Add all stream rates, convert bits to bytes, multiply by time, then add.