Harley-Davidson FLSTFB Softail Fat Boy Lo vs Harley-Davidson FLHXX Street Glide Trike (2012)

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

Spec comparison

SpecHarley-Davidson FLSTFB Softail Fat Boy LoHarley-Davidson FLHXX Street Glide Trike
Model year20122010
Price$16,649$26,999
Engine1688 cc1688 cc
Torque134 Nm131 Nm
Weight318 kg485 kg
Seat height24 mm27 mm
Fuel capacity5.0 L6.0 L
Fuel typepetrolpetrol
Transmission6-speed6-speed
Front brakesSingle disc. 4-piston caliper. Optional ABS.Single disc. ABS
Rear brakesSingle disc. 2-piston caliper. Optional ABS.Double disc. ABS
Tires140/75-R17 / 200/55-R17 MT90-B16 / 206/65-R16

Harley-Davidson FLSTFB Softail Fat Boy Lo vs Harley-Davidson FLHXX Street Glide Trike — which should you buy?

Picking between the Harley-Davidson FLSTFB Softail Fat Boy Lo and the Harley-Davidson FLHXX Street Glide Trike usually comes down to the numbers you care about most. On paper, the Harley-Davidson FLSTFB Softail Fat Boy Lo brings its published horsepower in a 318 kg package, while the Harley-Davidson FLHXX Street Glide Trike counters with its own power figure at 485 kg. On price, the Harley-Davidson FLSTFB Softail Fat Boy Lo 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: