Big Dog Mastiff vs Bourget Fat Daddy Super Stretch (2011)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Big Dog Mastiffstacks up against the Bourget Fat Daddy Super Stretch. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecBig Dog MastiffBourget Fat Daddy Super Stretch
Model year20112010
Price$28,900
Engine1917 cc1917 cc
Weight321 kg
Seat height24 mm
Fuel capacity4.6 L
Fuel typepetrolpetrol
Transmission6-speed5-speed
Front brakesSingle disc. 4-piston Diff boreSingle disc
Rear brakesSingle disc. 4-pistonSingle disc
TiresMH120-21 / 300/35-18

Big Dog Mastiff vs Bourget Fat Daddy Super Stretch — which should you buy?

Picking between the Big Dog Mastiff and the Bourget Fat Daddy Super Stretch usually comes down to the numbers you care about most. On paper, the Big Dog Mastiff brings its published horsepower in a 321 kg package, while the Bourget Fat Daddy Super Stretch counters with its own power figure.

Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike: