2020 Specialized Sirrus Sport Step-Through Women's Spec vs 2021 Specialized Sirrus X 3.0
The Specialized Sirrus X 3.0 size closest to your M is the XS. Compare the XS instead
What changes on the Specialized Sirrus X 3.0
Compared with the Specialized Sirrus Sport Step-Through Women's Spec in M, the Specialized Sirrus X 3.0 in L places the top of the head tube 47 mm higher and 19 mm further forward, relative to the bottom bracket. Its wheelbase is 36 mm longer, which can contribute to stability at speed.
- Frame stack
- +47 mm
- Higher front end
- Frame reach
- +19 mm
- Longer frame reach
- Wheelbase
- +36 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 Sport Step-Through Women's Spec, MSpecialized Sirrus X 3.0, LDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Sirrus Sport Step-Through Women's Spec M | Specialized Sirrus X 3.0 L | Difference |
|---|---|---|---|
| Reach | 383mm | 402mm | +19 mm |
| Stack | 561mm | 608mm | +47 mm |
| Head tube angle | 71° | 71° | ±0.0° |
| Seat tube angle | 73.5° | 73.5° | ±0.0° |
| Chainstay length | 440mm | 440mm | ±0 mm |
| Wheelbase | 1040mm | 1076mm | +36 mm |
| BB drop | 70mm | not listed | |
| BB height | 275mm | not listed | |
| Standover | 625mm | 815mm | +190 mm |
| Seat tube length | 450mm | 510mm | +60 mm |
| Fork length | 390mm | 395mm | +5 mm |
| Head tube length | 146mm | 191mm | +45 mm |
Differences are the Specialized Sirrus X 3.0 minus the Specialized Sirrus Sport Step-Through Women's Spec. Full charts: 2020 Specialized Sirrus Sport Step-Through Women's Spec, 2021 Specialized Sirrus X 3.0.
Where each sits in its class
Specialized Sirrus Sport Step-Through Women's SpecSpecialized 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 Sport Step-Through Women's SpecSport Step-Through Women's Spec | Specialized Sirrus X 3.03.0 |
|---|---|---|
| Derailleur | Shimano Sora | Shimano Deore M4120 |
| Cassette | Shimano Sora | Shimano Deore |
| Chain | KMC X9 | KMC X10 |
| Crankset | Specialized 2-piece | not listed |
| Tire | Specialized Nimbus II Sport Reflect | Specialized Pathfinder Sport |
| Brake | Tektro HD-R310 | Tektro HD-R280 |
| Saddle | Specialized Aldia Sport | Specialized Bridge Sport |
| Shifter | not listed | Shimano Deore M4100 |
| Grips | not listed | Specialized Neutralizer |
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