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.

Harley-Davidson FLSTFB Softail Fat Boy Lo

Harley-Davidson FLHXX Street Glide Trike
Spec comparison
| Spec | Harley-Davidson FLSTFB Softail Fat Boy Lo | Harley-Davidson FLHXX Street Glide Trike |
|---|---|---|
| Model year | 2012 | 2010 |
| Price | $16,649 | $26,999 |
| Engine | 1688 cc | 1688 cc |
| Torque | 134 Nm | 131 Nm |
| Weight | 318 kg | 485 kg |
| Seat height | 24 mm | 27 mm |
| Fuel capacity | 5.0 L | 6.0 L |
| Fuel type | petrol | petrol |
| Transmission | 6-speed | 6-speed |
| Front brakes | Single disc. 4-piston caliper. Optional ABS. | Single disc. ABS |
| Rear brakes | Single disc. 2-piston caliper. Optional ABS. | Double disc. ABS |
| Tires | 140/75-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: