2025 Kona Dew vs 2023 Specialized Sirrus 1.0
The XL is the Specialized Sirrus 1.0 size closest to your L Kona Dew. 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 1.0
Compared with the Kona Dew in L, the Specialized Sirrus 1.0 in XL places the top of the head tube 12 mm lower and 25 mm further back, relative to the bottom bracket. Its wheelbase is 50 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −12 mm
- Lower front end
- Frame reach
- −25 mm
- Shorter frame reach
- Wheelbase
- −50 mm
- Shorter: quicker to change direction
- Head angle
- +1.0°
- Steeper: sharper steering
- Chainstays
- −10 mm
- Shorter: livelier
The two frames
Kona Dew, LSpecialized Sirrus 1.0, XLDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Kona Dew L | Specialized Sirrus 1.0 XL | Difference |
|---|---|---|---|
| Reach | 439 | 414mm | −25 mm |
| Stack | 644 | 632mm | −12 mm |
| Head tube angle | 70.0° | 71° | +1.0° |
| Seat tube angle | 73.0° | 73.5° | +0.5° |
| Effective top tube | 636 | not listed | |
| Chainstay length | 450 | 440mm | −10 mm |
| Wheelbase | 1146 | 1096mm | −50 mm |
| BB drop | 70 | not listed | |
| BB height | 272 | not listed | |
| Standover | 757 | 827mm | +70 mm |
| Seat tube length | 520 | 530mm | +10 mm |
| Fork length | 410 | 395mm | −15 mm |
| Head tube length | 215 | 217mm | +2 mm |
Differences are the Specialized Sirrus 1.0 minus the Kona Dew. Full charts: 2025 Kona Dew, 2023 Specialized Sirrus 1.0.
Where each sits in its class
Kona DewSpecialized Sirrus 1.0
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 | Kona DewDew | Specialized Sirrus 1.01.0 |
|---|---|---|
| Frame | Kona 6061 | not listed |
| Fork | Kona Project Two | not listed |
| Shifter | Shimano Altus | Shimano EF500 |
| Derailleur | Shimano ESSA U2000 | Shimano Tourney FD-TY710-2, Shimano Altus |
| Cassette | Shimano HG400 | Shimano HG200 |
| Chain | KMC Z8.3 | KMC X8 |
| Crankset | Shimano ESSA | not listed |
| Pedals | Feimin Platform | not listed |
| Tire | WTB Horizon Comp | Specialized Roadsport |
| Brake | Tektro HD-M275 | not listed |
| Rotor | Tektro TR160 | not listed |
| Handlebar | Kona Riser | not listed |
| Stem | Kona Control | not listed |
| Grips | Kona Key | not listed |
| Headset | Feimin FP-H863 | not listed |
| Seatpost | Kona Commuter | not listed |
| Saddle | Kona Commuter | Specialized Bridge Sport |
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