Skip to content
Rider Height
<- Comparison guides

bagger / default rider 183 cm

BMW R 18 Roctane vs Harley-Davidson Road King ergonomics

BMW R 18 Roctane and Harley-Davidson Road King land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.

Fit verdict

BMW R 18 Roctane

92Comfortable

All contacts reached

Harley-Davidson Road King

92Comfortable

All contacts reached

The two bikes are close enough that posture preference matters more than the overall score.

Geometry snapshot

Geometry comparison for BMW R 18 Roctane and Harley-Davidson Road King
SpecBMW R 18 RoctaneHarley-Davidson Road King
Seat height719 mm716 mm
Wheelbase1,720 mm1,626 mm
Wet weight374 kg353 kg
Displacement1,802 cc1,688 cc

Posture metrics

Knee angle

BMW R 18 Roctane
Open (115.6 deg)
Harley-Davidson Road King
Open (109.0 deg)

Hip angle

BMW R 18 Roctane
Sport (80.4 deg)
Harley-Davidson Road King
Sport (79.8 deg)

Elbow angle

BMW R 18 Roctane
Relaxed (143.3 deg)
Harley-Davidson Road King
Relaxed (143.3 deg)

Torso lean

BMW R 18 Roctane
Neutral (9.1 deg)
Harley-Davidson Road King
Neutral (7.7 deg)