2018 Specialized Sirrus Women's Elite Alloy vs 2020 Specialized Sirrus X 3.0
The M is the Specialized Sirrus X 3.0 size closest to your M Specialized Sirrus Women's Elite Alloy. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Specialized Sirrus X 3.0
Compared with the Specialized Sirrus Women's Elite Alloy in M, the Specialized Sirrus X 3.0 in M places the top of the head tube 12 mm higher and 15 mm further forward, relative to the bottom bracket. Its wheelbase is 20 mm longer, which can contribute to stability at speed.
- Frame stack
- +12 mm
- Higher front end
- Frame reach
- +15 mm
- Longer frame reach
- Wheelbase
- +20 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Sirrus Women's Elite Alloy, MSpecialized Sirrus X 3.0, MDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Sirrus Women's Elite Alloy M | Specialized Sirrus X 3.0 M | Difference |
|---|---|---|---|
| Reach | 383mm | 398mm | +15 mm |
| Stack | 581mm | 593mm | +12 mm |
| Head tube angle | 71° | 71° | ±0.0° |
| Seat tube angle | 73.5° | 73.5° | ±0.0° |
| Effective top tube | 555mm | not listed | |
| Chainstay length | 440mm | 440mm | ±0 mm |
| Wheelbase | 1047mm | 1067mm | +20 mm |
| BB drop | 70mm | not listed | |
| BB height | 275mm | not listed | |
| Standover | 745mm | 785mm | +40 mm |
| Seat tube length | 425mm | 470mm | +45 mm |
| Fork length | 390mm | 395mm | +5 mm |
| Head tube length | 166mm | 175mm | +9 mm |
Differences are the Specialized Sirrus X 3.0 minus the Specialized Sirrus Women's Elite Alloy. Full charts: 2018 Specialized Sirrus Women's Elite Alloy, 2020 Specialized Sirrus X 3.0.
Where each sits in its class
Specialized Sirrus Women's Elite AlloySpecialized Sirrus X 3.0
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 Women's Elite AlloyWomen's Elite Alloy | Specialized Sirrus X 3.0 |
|---|---|---|
| Shifter | microSHIFT Flow | not listed |
| Derailleur | microSHIFT Centos, Shimano Tiagra | not listed |
| Cassette | Shimano Tiagra | not listed |
| Chain | KMC X-10 | not listed |
| Crankset | Praxis Alba M24 | not listed |
| Bottom bracket | Praxis M24 | not listed |
| Tire | Specialized Espoir Sport Reflect | not listed |
| Brake | TRP Flow | not listed |
| Stem | Specialized Flowset | not listed |
| Saddle | Specialized Aldia Comp | not listed |
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