Yes, both Google Drive and Microsoft OneDrive for Business offer a Free Trial.
Google Drive is designed for Large Enterprises, Medium Business and Small Business.
Microsoft OneDrive for Business is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Google Drive Starts at $8/User/Month whereas for Microsoft OneDrive for Business Starts at $1.99.
Some top alternatives to Google Drive includes CollaborateCloud, Odrive, CloudFiles, Dropbox Business, Zoho WorkDrive, FileCloud, Microsoft OneDrive for Business, Dropbox Professional, DocUp and OpenDrive.
Some top alternatives to Microsoft OneDrive for Business includes CollaborateCloud, Microsoft SharePoint, Onehub, ShareFile, Dropbox Business, FileCloud, Box, Citrix Content Collaboration, imDocShare and Microsoft 365.