2023 Specialized Sirrus 3.0 Step-Through vs 2025 Specialized Sirrus X 1.0 Step-Through
The S is the Specialized Sirrus X 1.0 Step-Through size closest to your S Specialized Sirrus 3.0 Step-Through. 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 1.0 Step-Through
Compared with the Specialized Sirrus 3.0 Step-Through in S, the Specialized Sirrus X 1.0 Step-Through in S places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket.
- Frame stack
- ±0 mm
- About the same height
- Frame reach
- ±0 mm
- About the same reach
- Wheelbase
- ±0 mm
- About the same
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Sirrus 3.0 Step-Through, SSpecialized Sirrus X 1.0 Step-Through, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Sirrus 3.0 Step-Through S | Specialized Sirrus X 1.0 Step-Through S | Difference |
|---|---|---|---|
| Reach | 400mm | 400 | ±0 mm |
| Stack | 563mm | 563 | ±0 mm |
| Head tube angle | 70° | 70 | ±0.0° |
| Seat tube angle | 73.5° | 73.5 | ±0.0° |
| Chainstay length | 440mm | 440 | ±0 mm |
| Wheelbase | 1068mm | 1068 | ±0 mm |
| Standover | 620mm | 636 | +16 mm |
| Seat tube length | 450mm | 450 | ±0 mm |
| Fork length | 395mm | 395 | ±0 mm |
| Head tube length | 147mm | 147 | ±0 mm |
| Effective top tube | not listed | 567 | |
| BB drop | not listed | 70 | |
| BB height | not listed | 288 |
Differences are the Specialized Sirrus X 1.0 Step-Through minus the Specialized Sirrus 3.0 Step-Through. Full charts: 2023 Specialized Sirrus 3.0 Step-Through, 2025 Specialized Sirrus X 1.0 Step-Through.
Where each sits in its class
Specialized Sirrus 3.0 Step-ThroughSpecialized Sirrus X 1.0 Step-Through
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 3.0 Step-Through3.0 Step-Through | Specialized Sirrus X 1.0 Step-Through1.0 Step-Through |
|---|---|---|
| Derailleur | Shimano Sora R3000, Shimano Sora | Shimano Acera M3020 |
| Cassette | Shimano CS-HG400 | microSHIFT CS-H074 |
| Chain | KMC X9 | KMC X8 |
| Crankset | Shimano MT210 | PROWHEEL |
| Tire | Specialized RoadSport Reflect | Specialized Pathfinder Sport |
| Brake | Tektro HD-R280 | Tektro MD-U310R |
| Grips | Specialized Contour | Specialized Neutralizer |
| Saddle | Specialized Bridge Sport | Specialized Bridge Sport |
| Frame | not listed | Specialized Sirrus X |
| Fork | not listed | Specialized Sirrus X Steel Disc |
| Shifter | not listed | Shimano Altus SL-M315-7R |
| Chainring | not listed | Prowheel single |
| Bottom bracket | not listed | Specialized Square-tapered |
| Pedals | not listed | Specialized Body Geometry Fitness |
| Wheelset | not listed | Specialized 700C |
| Handlebar | not listed | Specialized Alloy |
| Stem | not listed | Specialized Alloy |
| Bar tape | not listed | Specialized Neutralizer |
| Headset | not listed | Specialized Headset |
| Seatpost | not listed | Specialized Alloy |
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
