Pinarello Dogma X vs Trek Madone Gen 8: which bike is right for you?

Compare ride character, intended rider, geometry, and fit. Add your measurements to see which bike suits you better and which size to choose on each.

Fit verdict: the frame positions differ enough to matter. Compare the geometry below, then use your measurements to identify the safer size and setup.

Compare them for meCompare geometry and sizes

In one look

Pinarello Dogma X: endurance geometry. Trek Madone Gen 8: race geometry.

  • Across matched sizes, the frame fronts of Pinarello Dogma X and Trek Madone Gen 8 differ by only a few millimetres. Stem and spacer choices will have more effect on handlebar position.
  • The frame front of Trek Madone Gen 8 is about 11 mm longer. Handlebar position also depends on the stem and spacers.

For the Pinarello Dogma X in 620 there is no Trek Madone Gen 8 size with a comparable position: the range simply does not reach there.

The frame standards line up and we hold no sourced weight or performance claim that separates them. What is left to decide is your size and setup on each frame.

  • Price

    Pinarello Dogma X is the dearer of the two, going by the cheapest build you can buy of each; Trek Madone Gen 8 starts lower.

Subjective findings from independent tests on stock or near-stock builds. Tyres, pressure and size change how a frame feels.

We compare differences at frame and model level. Components, current price, and availability depend on the exact build and seller.

2026 • endurance geometry
Pinarello Dogma X
Full size guide
2025 • race geometry
Trek Madone Gen 8
Full size guide

Fit and size differences

Geometry can separate these bikes: matched sizes create a meaningfully different position.

Typical difference across matched sizes: frame front height 2.6 mm, forward length 11 mm.

For a personal answer, the fit-and-size path uses your measurements to show only the relevant frame sizes. The full chart remains available as a reference.

View geometry for every size

How do Pinarello Dogma X and Trek Madone Gen 8 sizes compare?

See the closest size matches and the differences in stack, reach, and riding position.

Pinarello Dogma X
430
Stack 524.2, Reach 349.3
Trek Madone Gen 8
S
Stack 530, Reach 378

Stack: 5.8 mm taller

Reach: 28.7 mm longer

Pinarello Dogma X
465
Stack 535.5, Reach 358.1
Trek Madone Gen 8
S
Stack 530, Reach 378

Stack: 5.5 mm lower

Reach: 19.9 mm longer

Pinarello Dogma X
500
Stack 542.1, Reach 365.4
Trek Madone Gen 8
M
Stack 546, Reach 384

Stack: 3.9 mm taller

Reach: 18.6 mm longer

Pinarello Dogma X
515
Stack 548.6, Reach 371.7
Trek Madone Gen 8
M
Stack 546, Reach 384

Stack: 2.6 mm lower

Reach: 12.3 mm longer

Pinarello Dogma X
530
Stack 559, Reach 379.4
Trek Madone Gen 8
ML
Stack 562, Reach 389

Stack: 3 mm taller

Reach: 9.6 mm longer

Pinarello Dogma X
540
Stack 568.4, Reach 381.2
Trek Madone Gen 8
ML
Stack 562, Reach 389

Stack: 6.4 mm lower

Reach: 7.8 mm longer

Pinarello Dogma X
550
Stack 578.9, Reach 383
Trek Madone Gen 8
L
Stack 582, Reach 394

Stack: 3.1 mm taller

Reach: 11 mm longer

Pinarello Dogma X
560
Stack 588.4, Reach 384.6
Trek Madone Gen 8
L
Stack 582, Reach 394

Stack: 6.4 mm lower

Reach: 9.4 mm longer

Pinarello Dogma X
575
Stack 601.7, Reach 390.8
Trek Madone Gen 8
XL
Stack 610, Reach 402

Stack: 8.3 mm taller

Reach: 11.2 mm longer

Pinarello Dogma X
595
Stack 632, Reach 395.3
Trek Madone Gen 8
XL
Stack 610, Reach 402

Stack: 22 mm lower

Reach: 6.7 mm longer

Pinarello Dogma X
620
Stack 670.3, Reach 403.8
Trek Madone Gen 8
XL
Stack 610, Reach 402
Different position

Stack: 60.3 mm lower

Reach: practically identical

The same size label can create a different position on each frame. Stack and reach are one part of the decision; the personalized comparison connects them to your body and each bike’s ride character.

FAQ

Can the same rider take different sizes on these two bikes?
Yes. Frame labels are not standardized, so the same rider may need different sizes. This comparison deliberately avoids a generic matched-size answer and hands your measurements to Bike Fit instead.
Which frame has the higher front: Pinarello Dogma X or Trek Madone Gen 8?
Across matched sizes, the frame fronts of Pinarello Dogma X and Trek Madone Gen 8 differ by only a few millimetres. Stem and spacer choices will have more effect on handlebar position.

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