Harley-davidson Knucklehead vs Yamaha Xsr155
Side-by-side comparison for used motorcycle buyers
Harley-davidson Knucklehead vs Yamaha Xsr155. Harley-davidson Knucklehead: ~40 hp @ 4,800 rpm (EL 61ci high-compression; note: factory figures varied by year and configuration) hp, ~249 kg (wet/curb weight) weight, top speed ~153 km/h (95 mph, for the high-compression EL 61ci variant; note: estimate based on period testing), Motoryk rating 7.5/10. Yamaha Xsr155: 19.3 hp @ 10,000 rpm hp, 134 kg (wet/curb weight) weight, top speed approximately 130 km/h, Motoryk rating 8.0/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Individual Reviews
"A magnificent obsession that will test your patience and wallet equally."
"Best small retro available — just buy a clean, unmolested example."
Top 10 Accessories
Picks that work on either bike.









