This document compares Google Apps Premier Edition and Microsoft Exchange Server 2003/2007 across 7 key areas: initial investment, maintenance, uptime, collaboration, security, mobile access, and total cost of ownership. Some key differences highlighted include:
- Google Apps has a lower initial investment as no hardware or software is required, while Exchange Server requires an upfront investment in servers and licenses.
- Google Apps requires no maintenance from the customer for upgrades and security patches, while Exchange Server maintenance falls on the customer.
- Google Apps has a higher uptime as no single server failure can cause an outage, while Exchange Server uptime depends on a customer's ability to address issues.
- Google Apps includes collaboration tools like Google Doc