Ive never had an AR10 but i shoot one that a friend owns on occasion. If your looking to add a heavyweight AR to your arsenal this is pretty inexpensive.
http://palmettostatearmory.com/psa-...-308-win-nitride-classic-rifle-516446285.html
http://palmettostatearmory.com/psa-...-308-win-nitride-classic-rifle-516446285.html