I think BMW missed their niche with the R1200C. If it had a little less chrome & ape hangers and resembled a standard (like a HD Sportster R) it might have done very well. Plenty of Bonnies and Sportsters sold. I like the Boxer and Monolever in a do it all bike.
new bike - BMW R1150GS
old bikes - Ducati ST3 (RIP), BMW R1100R, R75 & R65, Suzuki Bandit 600, Guzzi V65SP, Kawi KLR600, etc.