When comparing X-Plore vs OI File Manager, the Slant community recommends X-Plore for most people. In the question“What are the best file explorers on Android?” X-Plore is ranked 7th while OI File Manager is ranked 9th. The most important reason people chose X-Plore is:
Dropbox, Google Drive, Box, Mega, OneDrive, MediaFire, Amazon Cloud, SugarSync and others
Ranked in these QuestionsQuestion Ranking
Pros
Pro Access to FTP, FTPS, SMB (Windows share) and cloud storage servers
Dropbox, Google Drive, Box, Mega, OneDrive, MediaFire, Amazon Cloud, SugarSync and others
Pro Disk Map
Pro Dual-pane tree view
Pro View APK files as ZIP
Pro Ability to map network shares
Pro Application manager
Pro Opens archives (zip, rar, 7z, etc)
Pro Can add shortcuts to frequently used folders
Pro Few permissions
It asks only for Storage permissions. No other things are required.
Pro Lightweight
The app takes only a few seconds to download, as its size is only about 1.5 MB to download and installed (on MIUI) takes only ~6 MB full size.
Pro Open Source
OI File Manager is available for free under the Apache License 2.0.
Pro ZIP file extraction support
OI File Manager supports extracting ZIP files.
Cons
Con Visuals
Con No additional features (suite)
No other features such as networking connections, junk flies cleaner, built-in media player/viewer/editor. But that might be a pro, since nothing else is asked for this app permission.
Con Outdated
At this moment I'm writing, it was updated last in 2017.
Con Ugly UI
The GUI is old and deprecated. But what would you expect for such a small app?