2019 Specialized Sirrus Women's Sport Step-Through Mixtape LTD vs 2021 Merida SPEEDER
The XS is the Merida SPEEDER size closest to your M Specialized Sirrus Women's Sport Step-Through Mixtape LTD. 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 Merida SPEEDER
Compared with the Specialized Sirrus Women's Sport Step-Through Mixtape LTD in M, the Merida SPEEDER in XS places the top of the head tube at about the same height and 6 mm further forward, relative to the bottom bracket. Its wheelbase is 11 mm longer, which can contribute to stability at speed.
- Frame stack
- +1 mm
- About the same height
- Frame reach
- +6 mm
- Longer frame reach
- Wheelbase
- +11 mm
- Longer: steadier at speed
- Head angle
- −1.0°
- Slacker: calmer steering
- Chainstays
- −2 mm
- About the same
The two frames
Specialized Sirrus Women's Sport Step-Through Mixtape LTD, MMerida SPEEDER, XSDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Sirrus Women's Sport Step-Through Mixtape LTD M | Merida SPEEDER XS | Difference |
|---|---|---|---|
| Reach | 383mm | 389 | +6 mm |
| Stack | 561mm | 562 | +1 mm |
| Head tube angle | 71° | 70 | −1.0° |
| Seat tube angle | 73.5° | 73.5 | ±0.0° |
| Effective top tube | 549mm | 555 | +6 mm |
| Chainstay length | 440mm | 438 | −2 mm |
| Wheelbase | 1040mm | 1051 | +11 mm |
| BB drop | 70mm | 65 | −5 mm |
| BB height | 275mm | not listed | |
| Standover | 625mm | 744 | +119 mm |
| Seat tube length | 450mm | 470 | +20 mm |
| Fork length | 390mm | 395 | +5 mm |
| Head tube length | 146mm | 150 | +4 mm |
Differences are the Merida SPEEDER minus the Specialized Sirrus Women's Sport Step-Through Mixtape LTD. Full charts: 2019 Specialized Sirrus Women's Sport Step-Through Mixtape LTD, 2021 Merida SPEEDER.
Where each sits in its class
Specialized Sirrus Women's Sport Step-Through Mixtape LTDMerida SPEEDER
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 Sport Step-Through Mixtape LTDWomen's Sport Step-Through Mixtape LTD | Merida SPEEDER100 |
|---|---|---|
| Derailleur | microSHIFT R9, Shimano Sora | Shimano TY710, Shimano AceraX |
| Cassette | Shimano Sora | SunRace CSM668 |
| Chain | KMC X9 | SunRace CNM84 |
| Crankset | Specialized 2-piece | 170 mm-all sizes |
| Tire | Specialized Nimbus II Sport Reflect | Maxxis Detonator |
| Brake | Tektro HD-R310 | Shimano ST-EF505 |
| Grips | Specialized Contour | Merida COMP EC |
| Saddle | Specialized Aldia Sport | not listed |
| Frame | not listed | Merida SPEEDER LITE II |
| Fork | not listed | Merida SPEEDER CF2 |
| Shifter | not listed | Shimano ST-EF505 |
| Bottom bracket | not listed | FSA TH-7420ST Cartridge Bearing |
| Pedals | not listed | VPE-891 |
| Rotor | not listed | Shimano SM-RT10 |
| Handlebar | not listed | Merida COMP TK |
| Stem | not listed | Merida COMP CC |
| Headset | not listed | Merida M2341 Neck |
| Seatpost | not listed | Merida COMP CC |
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