Three major benefits of using Google Sheets over Excel are: Real-time collaboration: Google Sheets allows multiple users to work on the same spreadsheet simultaneously, making it easy for teams to collaborate in real-time, without the need for constant file sharing or version control. Accessibility and mobility: Google Sheets is cloud-based and accessible from any device with an internet connection. This flexibility enables users to work on their spreadsheets from anywhere, fostering productivity and convenience. Cost-efficiency: Basic features of Google Sheets are available for free with a Google account. This can be a cost-effective option for individuals and small businesses, as it eliminates the need for purchasing Excel licenses.