When comparing MEGA vs OwnCloud, the Slant community recommends MEGA for most people. In the question“What are the best cloud storage services?” MEGA is ranked 2nd while OwnCloud is ranked 11th. The most important reason people chose MEGA is:
Linux, Windows and Mac.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Cross platform
Linux, Windows and Mac.
Pro Client-side encryption
All files uploaded to Mega are first encrypted on the users side. To access files a decryption key must be supplied. For ease of use, the decryption key can be appended to the URL you share.
Pro 50GB free
50 GB trial for new accounts after registering for a month, then 15 GB. There's also three upgrade plans, starting at 500GB and $110/yr. 15GB may not seem much, but Dropbox only offers 2GB for the free plan. This is better than Google Drive because Google Drive storage is shared with all the Google services you are using.
Pro Functional web interface
Pro Easy to use
Just drag and drop files in the browser window, then create a link for sharing. You will need an account to create a link. To streamline the process for new users you can start uploading as soon as you access the website and create an account while it's uploading.
Pro Respects personal privacy
They will never look through your files unless they ask for permission.
Pro Open source client
Pro Open source software
Pro Allows selective sync
Desktop clients offer sync almost as versatile as dropbox.
Pro You have full control with your data
Only chose a provider or host it on your soho-server.
Cons
Con Slow syncs
Servers are slow, and the new app is terrible.
Con Not plug and play as Dropbox etc
You may need some help installing it on your web space, though some providers offer free install server.