You do not mention if you are comparing Enterprise or Consumer products.
For Symantec Enterprise protection look at these two products:
SEP 11- http://www.symantec.com/business/products/sysreq.jsp?pcid=pcat_security&pvid=endpt_prot_1
SEP 12 - http://www.symantec.com/business/endpoint-protection-small-business-edition
For Consumer, look to these:
Norton 360 - http://us.norton.com/360/
Norton Internet Security - http://us.norton.com/internet-security/
Norton Antivirus - http://us.norton.com/antivirus/
Moving this thread to the General Connect Forum.
Have a look at this link as well:
The info on SEP can be helpful as well.