2019 Specialized Sirrus X Women's Comp Carbon vs 2020 Specialized Sirrus Expert Carbon Women's Spec
The Specialized Sirrus Expert Carbon Women's Spec size closest to your M is the M. Compare the M instead
What changes on the Specialized Sirrus Expert Carbon Women's Spec
Compared with the Specialized Sirrus X Women's Comp Carbon in M, the Specialized Sirrus Expert Carbon Women's Spec in S places the top of the head tube 34 mm lower and 11 mm further back, relative to the bottom bracket. Its wheelbase is 12 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −34 mm
- Lower front end
- Frame reach
- −11 mm
- Shorter frame reach
- Wheelbase
- −12 mm
- Shorter: quicker to change direction
- Head angle
- −1.0°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Sirrus X Women's Comp Carbon, MSpecialized Sirrus Expert Carbon Women's Spec, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Sirrus X Women's Comp Carbon M | Specialized Sirrus Expert Carbon Women's Spec S | Difference |
|---|---|---|---|
| Reach | 366mm | 355mm | −11 mm |
| Stack | 619mm | 585mm | −34 mm |
| Head tube angle | 71° | 70° | −1.0° |
| Seat tube angle | 73.5° | 73.5° | ±0.0° |
| Effective top tube | 552mm | not listed | |
| Chainstay length | 435mm | 435mm | ±0 mm |
| Wheelbase | 1039mm | 1027mm | −12 mm |
| BB drop | 70mm | 70mm | ±0 mm |
| BB height | 275mm | 275mm | ±0 mm |
| Standover | 761mm | 714mm | −47 mm |
| Seat tube length | 410mm | 355mm | −55 mm |
| Fork length | 390mm | 390mm | ±0 mm |
| Head tube length | 156mm | 125mm | −31 mm |
Differences are the Specialized Sirrus Expert Carbon Women's Spec minus the Specialized Sirrus X Women's Comp Carbon. Full charts: 2019 Specialized Sirrus X Women's Comp Carbon, 2020 Specialized Sirrus Expert Carbon Women's Spec.
Where each sits in its class
Specialized Sirrus X Women's Comp CarbonSpecialized Sirrus Expert Carbon Women's Spec
Each bike is ranked against the other commuter bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Specialized Sirrus X Women's Comp CarbonWomen's Comp Carbon | Specialized Sirrus Expert Carbon Women's SpecExpert Carbon Women's Spec |
|---|---|---|
| Shifter | SRAM NX | not listed |
| Derailleur | SRAM NX | Shimano 105 R7000 GS |
| Chain | KMC X-11 | KMC X11 |
| Tire | Specialized Tracer Pro | Specialized Espoir Sport Reflect |
| Brake | Shimano MT201 | TRP Flow |
| Saddle | Specialized Aldia Comp | Specialized Myth Sport |
| Cassette | not listed | Shimano 105 |
| Crankset | not listed | Praxis Alba |
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