Harley-Davidson Dyna Street Bob vs Harley-Davidson Softail Fat Boy Special (2017)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Harley-Davidson Dyna Street Bobstacks up against the Harley-Davidson Softail Fat Boy Special. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecHarley-Davidson Dyna Street BobHarley-Davidson Softail Fat Boy Special
Model year20172016
Price$13,849$21,945
Engine1690 cc1690 cc
Horsepower78 hp78 hp
Torque130 Nm132 Nm
Weight291 kg320 kg
Seat height27 mm26 mm
Fuel capacity4.7 L5.0 L
Fuel typepetrolpetrol
Transmission6-speed6-speed
Front brakesSingle disc. 4-piston fixed Double disc. 4-piston. ABS.
Rear brakesSingle disc. 2-piston torque-free floatingSingle disc. 2-piston. ABS.
Tires100/90-B19 / 160/70-V17 140/75-R17 / 200/55-R17

Harley-Davidson Dyna Street Bob vs Harley-Davidson Softail Fat Boy Special — which should you buy?

Picking between the Harley-Davidson Dyna Street Bob and the Harley-Davidson Softail Fat Boy Special usually comes down to the numbers you care about most. On paper, the Harley-Davidson Dyna Street Bob brings 78 hp in a 291 kg package, while the Harley-Davidson Softail Fat Boy Special counters with 78 hp at 320 kg. On price, the Harley-Davidson Dyna Street Bob has the lower MSRP.

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: