Hi John, There is some information on this site if you haven't seen it already: http://www.business-software.com/product/syspro-6-1/. Here are the manufacturing features of Sage 100 ERP for a comparison: http://www.kissingerassoc.com/mas-90/sage-mas-90-manufacturing.htm
Sage 100 ERP is another option as you're shopping around, and can incorporate everything above. http://www.kissingerassoc.com/mas-90/sage-mas-90.htm
Sage 100 ERP Online works like SaaS and comes with a monthly subscription. http://www.kissingerassoc.com/mas-90/sage-mas-90-online.htm
You could also add Sage CRM to the list: http://www.kissingerassoc.com/crm/sage-crm-outlook-integration.htm