2015 Specialized Sirrus Comp Carbon Disc vs 2017 Trek FX Sport Women's
The Trek FX Sport Women's size closest to your M is the 56. Compare the 56 instead
What changes on the Trek FX Sport Women's
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- −3 mm
- Shorter: quicker to change direction
- Head angle
- −1.0°
- Slacker: calmer steering
- Chainstays
- +10 mm
- Longer: more planted
The two frames
Only the Specialized Sirrus Comp Carbon Disc is drawn. The Trek FX Sport Women's numbers we have for size 15 in are missing the reach, stack and seat angle.
Geometry side by side
| Measurement | Specialized Sirrus Comp Carbon Disc M | Trek FX Sport Women's 15 in | Difference |
|---|---|---|---|
| Reach | 403mm | not listed | |
| Stack | 591mm | not listed | |
| Head tube angle | 71.5° | 70.5° | −1.0° |
| Seat tube angle | 73.5° | not listed | |
| Effective top tube | 580mm | 544 | −36 mm |
| Chainstay length | 435mm | 445 | +10 mm |
| Wheelbase | 1060mm | 1057 | −3 mm |
| BB drop | 70mm | not listed | |
| Standover | 785mm | 693 | −92 mm |
| Seat tube length | 485mm | 381 | −104 mm |
| Head tube length | 165mm | 115 | −50 mm |
| BB height | not listed | 285 |
Differences are the Trek FX Sport Women's minus the Specialized Sirrus Comp Carbon Disc. Full charts: 2015 Specialized Sirrus Comp Carbon Disc, 2017 Trek FX Sport Women's.
Where each sits in its class
Specialized Sirrus Comp Carbon DiscTrek FX Sport Women's
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 Comp Carbon DiscComp Carbon Disc | Trek FX Sport Women's4 Women's |
|---|---|---|
| Frame | Specialized Sirrus FACT | Trek WSD FX Alpha Gold |
| Shifter | Shimano Tiagra | Shimano Tiagra |
| Derailleur | Shimano Tiagra | Shimano Tiagra, Shimano Sora R350 |
| Cassette | Shimano Tiagra | Shimano Tiagra |
| Chain | KMC X-10 | KMC X10 |
| Crankset | FSA Gossamer | Shimano R460 |
| Wheelset | Specialized AXIS 1.0 | Formula TK31 |
| Tire | Specialized Espoir Sport Reflect | Bontrager AW1 Hard-Case Lite |
| Brake | Tektro Gemini | not listed |
| Seatpost | Specialized Pro Pave | Bontrager SSR |
| Saddle | Specialized Targa Comp | Bontrager H1 WSD |
| Fork | not listed | Bontrager Nebula |
| Hub | not listed | Formula TK-31, Formula TK-32 |
| Handlebar | not listed | Bontrager Satellite Plus IsoZone |
| Headset | not listed | VP Slimstak |
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
