2015 Specialized Sirrus Elite Carbon Disc vs 2016 Surly Ogre
The xLarge (22) is the Surly Ogre size closest to your XL Specialized Sirrus Elite Carbon Disc. 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 Surly Ogre
Compared with the Specialized Sirrus Elite Carbon Disc in XL, the Surly Ogre in xLarge (22) places the top of the head tube 22 mm lower and 20 mm further forward, relative to the bottom bracket.
- Frame stack
- −22 mm
- Lower front end
- Frame reach
- +20 mm
- Longer frame reach
- Wheelbase
- +2 mm
- About the same
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- −4 mm
- Shorter: livelier
The two frames
Specialized Sirrus Elite Carbon Disc, XLSurly Ogre, xLarge (22)Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Sirrus Elite Carbon Disc XL | Surly Ogre xLarge (22) | Difference |
|---|---|---|---|
| Reach | 420mm | 440.1 | +20 mm |
| Stack | 650mm | 628.2 | −22 mm |
| Head tube angle | 72° | 72.0° | ±0.0° |
| Seat tube angle | 73° | 73.0° | ±0.0° |
| Effective top tube | 620mm | not listed | |
| Chainstay length | 435mm | 431.0 | −4 mm |
| Wheelbase | 1091mm | 1093.0 | +2 mm |
| BB drop | 70mm | 68.0 | −2 mm |
| Standover | 861mm | 853.5 | −8 mm |
| Seat tube length | 570mm | 558.8 | −11 mm |
| Head tube length | 225mm | 125.0 | −100 mm |
| Fork length | not listed | 468.0 |
Differences are the Surly Ogre minus the Specialized Sirrus Elite Carbon Disc. Full charts: 2015 Specialized Sirrus Elite Carbon Disc, 2016 Surly Ogre.
Where each sits in its class
Specialized Sirrus Elite Carbon DiscSurly Ogre
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 Elite Carbon DiscElite Carbon Disc | Surly Ogre |
|---|---|---|
| Frame | Specialized Sirrus FACT | not listed |
| Shifter | Shimano Sora | not listed |
| Derailleur | Shimano Sora | not listed |
| Chain | KMC X9 | not listed |
| Crankset | FSA Tempo | not listed |
| Wheelset | Specialized AXIS Classic | not listed |
| Tire | Specialized Espoir Sport Reflect | not listed |
| Brake | Tektro Gemini | not listed |
| Saddle | Specialized Targa Sport | not listed |
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