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cruiser / default rider 183 cm

Suzuki Boulevard M109R vs Triumph Bonneville Speedmaster ergonomics

Suzuki Boulevard M109R and Triumph Bonneville Speedmaster have modeled posture scores within three points for the 183 cm default rider. Treat this as a planning estimate; posture preference, data confidence, and a real test sit still matter.

Modeled fit comparison

Suzuki Boulevard M109R

Modeled scoreProvisional
92Comfortable

All contacts reached

Triumph Bonneville Speedmaster

Modeled scoreProvisional
92Comfortable

All contacts reached

The modeled scores are within three points, so the result does not distinguish a higher-scoring bike. Treat the result as a planning estimate and compare each bike's geometry confidence before a real test sit.

Rider fit: reaching the ground

The Suzuki Boulevard M109R lists a 705 mm seat; the Triumph Bonneville Speedmaster lists 705 mm, within a few millimetres of each other. Seat height is only a first-pass ground-reach input. It does not establish safety or actual foot contact. Seat width, suspension sag, boots, mobility, load, and individual proportions can materially change the result.

Geometry snapshot

Geometry comparison for Suzuki Boulevard M109R and Triumph Bonneville Speedmaster
SpecSuzuki Boulevard M109RTriumph Bonneville Speedmaster
Seat height705 mm705 mm
Wheelbase1,710 mm1,510 mm
Wet weight347 kg263 kg
Displacement1,783 cc1,200 cc

Posture metrics

Knee angle

Suzuki Boulevard M109R
Open (126.8 deg)
Triumph Bonneville Speedmaster
Open (109.1 deg)

Hip angle

Suzuki Boulevard M109R
Sport (81.2 deg)
Triumph Bonneville Speedmaster
Sport (78.5 deg)

Elbow angle

Suzuki Boulevard M109R
Relaxed (143.3 deg)
Triumph Bonneville Speedmaster
Relaxed (143.3 deg)

Torso lean

Suzuki Boulevard M109R
Neutral (11.2 deg)
Triumph Bonneville Speedmaster
Neutral (8.1 deg)