Fat Boy 2025 vs Roadmaster 2026

If straight-line speed is your priority, the Fat Boy takes the lead. With 12 HP more than the Roadmaster, it offers a more spirited ride that will be noticeable on highway overtakes or track days. When it comes to agility, the Fat Boy has a clear advantage. Weighing in 102kg less than the Roadmaster, it will feel significantly easier to handle in low-speed traffic, parking maneuvers, and twisty corners. Riders with a shorter inseam should lean towards the Fat Boy. Its seat height is 53mm lower than the Roadmaster, making it much easier to flat-foot at stoplights and increasing confidence during stops. Bottom Line: While both are capable, the fat-boy offers a superior power-to-weight ratio, making it the more exciting machine for experienced riders.