When comparing Root Explorer vs Dir - Open Source File Manager, the Slant community recommends Root Explorer for most people. In the question“What are the best file explorers on Android?” Root Explorer is ranked 5th while Dir - Open Source File Manager is ranked 19th. The most important reason people chose Root Explorer is:
As the name would suggest root file access and editing is something Root File Explorer excels at. It was one of the first to have this function and is still one of the best.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Root file access and editing
As the name would suggest root file access and editing is something Root File Explorer excels at. It was one of the first to have this function and is still one of the best.

Pro SMB/CIFS network share support
Root Explorer supports SMB/CIFS network sharing.
Pro 24 hour refund policy
The Root Explorer devs have a 24 hour refund policy despite Google's 2 hour policy. All one needs to do is e-mail the devs within that 24 hour period to ask for a refund.
Pro Light on resources
The app doesn't take up much storage space; dark mode serves as a battery-saver.
Pro Privacy-focused
This app doesn't collect any of your private data and it doesn't require any unnecessary permissions.
Cons
Con UI feels dated
The UI of Root Explorer is not much to look at and feels a bit dated.
Con Out of date
Latest commit on Mar 26, 2018
Con Very Basic
It has basic features only. You can copy, paste, move files but no root explorer, SMB etc .
Con Does not support root yet
