2015 Specialized Sirrus Elite Carbon Disc vs 2016 Surly Ogre
The Surly Ogre size closest to your M is the S. Compare the S instead
What changes on the Surly Ogre
Compared with the Specialized Sirrus Elite Carbon Disc in M, the Surly Ogre in xxLarge (24) places the top of the head tube 52 mm higher and 49 mm further forward, relative to the bottom bracket. Its wheelbase is 49 mm longer, which can contribute to stability at speed.
- Frame stack
- +52 mm
- Higher front end
- Frame reach
- +49 mm
- Longer frame reach
- Wheelbase
- +49 mm
- Longer: steadier at speed
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- −4 mm
- Shorter: livelier
The two frames
Specialized Sirrus Elite Carbon Disc, MSurly Ogre, xxLarge (24)Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Sirrus Elite Carbon Disc M | Surly Ogre xxLarge (24) | Difference |
|---|---|---|---|
| Reach | 403mm | 451.7 | +49 mm |
| Stack | 591mm | 642.5 | +52 mm |
| Head tube angle | 71.5° | 72.0° | +0.5° |
| Seat tube angle | 73.5° | 73.0° | −0.5° |
| Effective top tube | 580mm | not listed | |
| Chainstay length | 435mm | 431.0 | −4 mm |
| Wheelbase | 1060mm | 1109.2 | +49 mm |
| BB drop | 70mm | 68.0 | −2 mm |
| Standover | 785mm | 884.4 | +99 mm |
| Seat tube length | 485mm | 609.6 | +125 mm |
| Head tube length | 165mm | 140.0 | −25 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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