One of my current motorcycles, a 2008 Kawasaki KLR 650, that's been upgraded significantly for travel, is splitting the difference between what many consider a Dual-Sport and an Adventure motorcycle. It splits the difference in weight and power, with the big advantage being a lower cost then the Adventure motorcycles and more comfortable for long rides then a Dual-Sport.
The Triumph Explorer XC - A big, fast and comfortable motorcycle that manages off-road better then it's size and weight would indicate.
Then again, there's the new Ducati Multistrada 1200 Enduro that's in the same weight category as the 800cc motorcycles and has a maximum of 160 hp on tap...
For a great perspective on Adventure vs. Dual Sport motorcycles, check out the Bike Bandit Blog at The Blurring Line Between Dual-Sport and Adv.
Dream Your Ride