2016 Surly Ogre vs 2018 Trek FX Sport
The L is the Trek FX Sport size closest to your Medium (18) Surly Ogre. 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 Trek FX Sport
Compared with the Surly Ogre in Medium (18), the Trek FX Sport in L places the top of the head tube 9 mm higher and 6 mm further back, relative to the bottom bracket. Its wheelbase is 7 mm longer, which can contribute to stability at speed.
- Frame stack
- +9 mm
- Higher front end
- Frame reach
- −6 mm
- Shorter frame reach
- Wheelbase
- +7 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- +7 mm
- Longer: more planted
The two frames
Only the Surly Ogre is drawn. The Trek FX Sport numbers we have for size L are missing the seat angle.
Geometry side by side
| Measurement | Surly Ogre Medium (18) | Trek FX Sport L | Difference |
|---|---|---|---|
| Reach | 415.1 | 409 | −6 mm |
| Stack | 602.5 | 611 | +9 mm |
| Head tube angle | 71.5° | 71.5° | ±0.0° |
| Seat tube angle | 73.0° | not listed | |
| Chainstay length | 431.0 | 438 | +7 mm |
| Wheelbase | 1064.9 | 1072 | +7 mm |
| BB drop | 68.0 | 65 | −3 mm |
| Standover | 792.7 | 781 | −12 mm |
| Seat tube length | 457.2 | 508 | +51 mm |
| Fork length | 468.0 | not listed | |
| Head tube length | 100.0 | 185 | +85 mm |
| Effective top tube | not listed | 590 | |
| BB height | not listed | 285 |
Differences are the Trek FX Sport minus the Surly Ogre. Full charts: 2016 Surly Ogre, 2018 Trek FX Sport.
Where each sits in its class
Surly OgreTrek FX Sport
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 | Surly Ogre | Trek FX Sport4 |
|---|---|---|
| Frame | not listed | Trek Alpha |
| Fork | not listed | Trek FX |
| Shifter | not listed | Shimano Tiagra |
| Derailleur | not listed | Shimano Tiagra, Shimano RD-4700 Tiagra |
| Cassette | not listed | Shimano Tiagra |
| Chain | not listed | KMC X10 |
| Crankset | not listed | Shimano R460 |
| Tire | not listed | Bontrager AW1 Hard-Case Lite |
| Brake | not listed | Shimano MT201 |
| Handlebar | not listed | Bontrager Satellite Plus IsoZone |
| Seatpost | not listed | Bontrager SSR |
| Saddle | not listed | Bontrager H1 |
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
