Specialized Tarmac SL9 vs Wilier Filante SLR: 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 are close, a few millimetres apart. The frame alone will not decide this; use your measurements to see which size and setup gets nearer to your position on each bike.

Compare them for meCompare geometry and sizes

In one look

Specialized Tarmac SL9: race geometry. Wilier Filante SLR: race geometry.

  • The frame front of Specialized Tarmac SL9 is slightly higher, by about 6 mm. That difference alone does not settle your position.
  • The frame front of Wilier Filante SLR is slightly longer, by about 4 mm.

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

    Specialized Tarmac SL9 is the dearer of the two, going by the cheapest build you can buy of each; Wilier Filante SLR 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 • race geometry
Specialized Tarmac SL9
Full size guide
2026 • race geometry
Wilier Filante SLR
Full size guide

Fit and size differences

The matched frame measurements differ by only a few millimetres, so stem and spacer choices can matter more than the frame.

Typical difference across matched sizes: frame front height 6 mm, forward length 4 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 Specialized Tarmac SL9 and Wilier Filante SLR sizes compare?

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

Specialized Tarmac SL9
44
Stack 501, Reach 366
Wilier Filante SLR
XS
Stack 505, Reach 380

Stack: 4 mm taller

Reach: 14 mm longer

Specialized Tarmac SL9
49
Stack 514, Reach 375
Wilier Filante SLR
XS
Stack 505, Reach 380

Stack: 9 mm lower

Reach: 5 mm longer

Specialized Tarmac SL9
52
Stack 527, Reach 380
Wilier Filante SLR
S
Stack 521, Reach 384

Stack: 6 mm lower

Reach: 4 mm longer

Specialized Tarmac SL9
54
Stack 544, Reach 384
Wilier Filante SLR
M
Stack 538, Reach 388

Stack: 6 mm lower

Reach: 4 mm longer

Specialized Tarmac SL9
56
Stack 565, Reach 395
Wilier Filante SLR
XL
Stack 571, Reach 395

Stack: 6 mm taller

Reach: practically identical

Specialized Tarmac SL9
58
Stack 591, Reach 402
Wilier Filante SLR
XXL
Stack 587, Reach 399

Stack: 4 mm lower

Reach: 3 mm shorter

Specialized Tarmac SL9
61
Stack 612, Reach 408
Wilier Filante SLR
XXL
Stack 587, Reach 399

Stack: 25 mm lower

Reach: 9 mm shorter

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: Specialized Tarmac SL9 or Wilier Filante SLR?
The frame front of Specialized Tarmac SL9 is slightly higher, by about 6 mm. That difference alone does not settle your position.

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