The OFFICIAL! Veeam Backup for Office 365 capacity calculator is LIVE!

  • 17 November 2020

Userlevel 7
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The new official capacity calculator for O365 is now live at

You can either connect it to your real account and retrieve needed data or manually input data:

If you love the full details you can click the “Show details” button:

This will definitely make it a lot easier to estimate capacity use, but also size VBO servers and proxies, just click on the little “i” icon next to infrastructure sizing for even more information like CPU/memory:



Userlevel 6
Badge +2

This is amazing! Thanks for sharing Rasmus

Userlevel 1

This is really excellent, especially for a first release!  More to come I’m sure from the teeam :sunglasses:

Userlevel 6
Badge +3

This is really awesome !!

Userlevel 7
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:clap::clap::clap: Excellent!! 



That veeamazing instrument!

I spent many hours when calculating it.


Great, been looking for something like this :D

Userlevel 7
Badge +6

​​​​​+1 +1 +1

Should make stuff a lot easier, ever for me, not so fit with O365!

Userlevel 4

Thanks Rasmus for sharing this!

Great tool!

I was wondering, why does Object Storage recommend less than 50% of the required space when compared to a regular repository? Does object storage have far better compression?


Thanks in advance!

Userlevel 4

This is great, I’m bookmarking this for sure

Userlevel 7
Badge +5

Really great tool.  Bookmarked!

totaly cool instrument :bulb: