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supermoto / default rider 183 cm

Honda FMX650 vs Rieju Marathon 125 SM Pro ergonomics

Honda FMX650 and Rieju Marathon 125 SM Pro land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.

Fit verdict

Honda FMX650

95Comfortable

All contacts reached

Rieju Marathon 125 SM Pro

95Comfortable

All contacts reached

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

Geometry snapshot

Geometry comparison for Honda FMX650 and Rieju Marathon 125 SM Pro
SpecHonda FMX650Rieju Marathon 125 SM Pro
Seat height875 mm876 mm
Wheelbase1,490 mm1,380 mm
Wet weight170 kg-
Displacement644 cc125 cc

Posture metrics

Knee angle

Honda FMX650
Sport (58.1 deg)
Rieju Marathon 125 SM Pro
Sport (57.9 deg)

Hip angle

Honda FMX650
Neutral (93.2 deg)
Rieju Marathon 125 SM Pro
Neutral (95.5 deg)

Elbow angle

Honda FMX650
Relaxed (143.3 deg)
Rieju Marathon 125 SM Pro
Relaxed (143.3 deg)

Torso lean

Honda FMX650
Neutral (12.6 deg)
Rieju Marathon 125 SM Pro
Neutral (11.0 deg)