What is difference NVR and DVR?

A NVR and DVR are both used to record footage from surveillance cameras, but they function in different ways. A NVR records video footage onto a hard drive, while a DVR records it onto a digital video recorder. Both have their own benefits and drawbacks.

NVRs are newer than DVRs and offer some advantages over them. For one, NVRs don’t require a separate power source for the cameras – they can run off the same Ethernet cable that transmits the video signal. This makes installation simpler and cheaper. NVRs also tend to offer better image quality than DVRs, as well as more storage capacity.

However, there are some drawbacks to using an NVR. They require more complex networking knowledge to set up, and they can be more expensive than DVRs. Additionally, if the power goes out, the recording will stop – whereas a DVR will continue to record as long as it has power.

D VRs have been around longer than N VRs and are thus more established technology . Their ma in advantage is t hat they are simpler to set up and use . A ll you need is a monitor , a TV , or even just y our computer ’ s web browser . Additionally , most people already know how to use a D VR since they ’ ve been used in consumer electronics like TiVo for years . And finally , if power goes out , recordings will continue on a battery backup .

Frequently Asked Question

  1. What is difference NVR and DVR?

  2. The difference between NVR and DVR is how they process video data. DVR systems process the video data at the recorder. Conversely, NVR systems encode and process the video data at the camera, then stream it to the NVR recorder which is used for storage and remote viewing.13 June 2018 [1]


NVRs and DVRs are both digital video recorders that are used to record and store video footage. NVRs are newer and more advanced than DVRs, and they offer a number of benefits over DVRs. NVRs are easier to install and use, they offer better video quality, and they can be remotely accessed from anywhere.

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Sources –

  1. https://blog.swann.com/dvr-vs-nvr-whats-the-difference/

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