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Rider Height
<- Comparison guides

supermoto / default rider 183 cm

MZ Mastiff 660 vs Yamaha XT125X ergonomics

MZ Mastiff 660 and Yamaha XT125X land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.

Fit verdict

MZ Mastiff 660

95Comfortable

All contacts reached

Yamaha XT125X

95Comfortable

All contacts reached

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

Geometry snapshot

Geometry comparison for MZ Mastiff 660 and Yamaha XT125X
SpecMZ Mastiff 660Yamaha XT125X
Seat height831 mm830 mm
Wheelbase1,466 mm1,335 mm
Wet weight167 kg-
Displacement660 cc124 cc

Posture metrics

Knee angle

MZ Mastiff 660
Sport (58.1 deg)
Yamaha XT125X
Sport (57.8 deg)

Hip angle

MZ Mastiff 660
Neutral (93.6 deg)
Yamaha XT125X
Neutral (96.5 deg)

Elbow angle

MZ Mastiff 660
Relaxed (143.3 deg)
Yamaha XT125X
Relaxed (143.3 deg)

Torso lean

MZ Mastiff 660
Neutral (12.3 deg)
Yamaha XT125X
Neutral (10.3 deg)