The BMW F800S has a curb weight of 505 pounds, without any luggage, engine guards, et cetera. I would much rather ride the Zongshen RX3 off road.
Also, the RX3 is almost infinitely more economical to purchase, operate, and repair than the BMW.
__________________
Spud
"Never argue with an idiot. He will drag you down to his level, and beat you with experience."
Mark Twain
2015 Zongshen ZS250GY-3 (RX3)
2006 Zongshen ZS200GY-2 (Sierra 200)
2005 Honda XR650L
2004 Honda CRF250X
1998 Kawasaki KDX220
Mods made to my Zongshen ZS200GY-2:
http://www.chinariders.net/showthread.php?t=6894