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Moots Vamoots 33 vs Trek Madone Gen 8: geometry and fit comparison

Matched sizes, stack and reach deltas, and a fit check against your own body instead of guessing from two separate size charts.

2026all-road geometry
Moots Vamoots 33
9 sizes: 48, 50, 52, 54, 55, 56, 58, 60, 62
Full size guide
2025race geometry
Trek Madone Gen 8
6 sizes: XS, S, M, ML, L, XL
Full size guide
In one look

The Moots Vamoots 33 is built as a all-road geometry frame, the Trek Madone Gen 8 as a race geometry frame. The Trek Madone Gen 8 cockpit runs about 13 mm longer, a noticeably more stretched position. The Moots Vamoots 33 stack is slightly taller, about 5 mm, which is not enough to change the position by itself.

Switching from a Moots Vamoots 33?

Your closest Trek Madone Gen 8 size, and what will still feel different about the position.

You ride the Moots Vamoots 33 inTake the Trek Madone Gen 8 inThe position will feel
48M2 mm taller · 18 mm longer
50M8 mm lower · 13 mm longerDifferent position
52ML4 mm lower · 18 mm longerDifferent position
54L5 mm taller · 16 mm longerDifferent position
55L5 mm lower · 13 mm longer
56L15 mm lower · 10 mm longerDifferent position
58XL3 mm taller · 13 mm longer
60XL15 mm lower · 6 mm longerDifferent position
62XL35 mm lower · 2 mm shorterDifferent position

Which one fits you better?

Run the same measurements through both frames. The likely size and the full fit report can differ more than the spec sheets suggest.

Quick size check

What Moots Vamoots 33 size fits you?

Get an instant frame estimate, then continue into the full fit report to check cockpit reach, bar drop, and setup risks before you buy.

No account needed for this check. The full report keeps this bike preselected.

Quick size check

What Trek Madone Gen 8 size fits you?

Get an instant frame estimate, then continue into the full fit report to check cockpit reach, bar drop, and setup risks before you buy.

No account needed for this check. The full report keeps this bike preselected.

FAQ

Which has the taller front end: Moots Vamoots 33 or Trek Madone Gen 8?

The Moots Vamoots 33 stack is slightly taller, about 5 mm, which is not enough to change the position by itself.

Can the same rider take different sizes on these two bikes?

Yes, and it happens often: frame labels are not standardized. Use the matched-size table for geometry, then run the fit check below with your own measurements for each bike.

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