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cruiser / default rider 183 cm

Harley-Davidson Nightster vs Triumph Bonneville Speedmaster ergonomics

Harley-Davidson Nightster and Triumph Bonneville Speedmaster land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.

Fit verdict

Harley-Davidson Nightster

92Comfortable

All contacts reached

Triumph Bonneville Speedmaster

92Comfortable

All contacts reached

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

Geometry snapshot

Geometry comparison for Harley-Davidson Nightster and Triumph Bonneville Speedmaster
SpecHarley-Davidson NightsterTriumph Bonneville Speedmaster
Seat height705 mm705 mm
Wheelbase1,545 mm1,510 mm
Wet weight221 kg263 kg
Displacement975 cc1,200 cc

Posture metrics

Knee angle

Harley-Davidson Nightster
Open (111.8 deg)
Triumph Bonneville Speedmaster
Open (109.1 deg)

Hip angle

Harley-Davidson Nightster
Sport (78.7 deg)
Triumph Bonneville Speedmaster
Sport (78.5 deg)

Elbow angle

Harley-Davidson Nightster
Relaxed (143.3 deg)
Triumph Bonneville Speedmaster
Relaxed (143.3 deg)

Torso lean

Harley-Davidson Nightster
Neutral (8.6 deg)
Triumph Bonneville Speedmaster
Neutral (8.1 deg)