Google Nexus 7 with OTG cable. Infinite storage with SD cards & adapter, and/or flashdrives, I've even used it to copy my GPS tracks from my Garmin Nuvi to my Nexus 7 so they don't overwrite on long trips. $ 230 out the door.
2005 Ural Gear Up
2008 Kawasaki Versys
2008 Ducati MTS 1100S (RIP 12/2014)