Chrysler's Uconnect is probably the best system on the market. Ford's My Touch is probably the worst. Having said that Ford will probably be switching to BlackBerry (QNX) which is the best on the market and is used to power Chrysler's Uconnect. Also there are rumors that once Ford makes the switch it will be backwards compatible with a software update.
http://www.thestar.com/business/tec...nx_ditches_microsoft_for_sync_sources.bb.html
http://www.thestar.com/business/tec...nx_ditches_microsoft_for_sync_sources.bb.html