2018 Trek FX Sport vs 2018 Surly Ogre
The S is the Surly Ogre size closest to your M Trek FX Sport. 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 Trek FX Sport in M, the Surly Ogre in S places the top of the head tube 8 mm higher and 7 mm further back, relative to the bottom bracket. Its wheelbase is 18 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +8 mm
- Higher front end
- Frame reach
- −8 mm
- Shorter frame reach
- Wheelbase
- −18 mm
- Shorter: quicker to change direction
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- +2 mm
- About the same
The two frames
We can't draw these frames yet. The Trek FX Sport numbers we have for size M are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek FX Sport M | Surly Ogre S | Difference |
|---|---|---|---|
| Reach | 403 | 395.5 | −8 mm |
| Stack | 584 | 592 | +8 mm |
| Head tube angle | 71.0° | 71.5° | +0.5° |
| Effective top tube | 570 | 575 | +5 mm |
| Chainstay length | 438 | 440 | +2 mm |
| Wheelbase | 1067 | 1049.4 | −18 mm |
| BB drop | 65 | 68 | +3 mm |
| BB height | 285 | not listed | |
| Standover | 743 | 763.5 | +21 mm |
| Seat tube length | 457 | 406.4 | −51 mm |
| Head tube length | 160 | 110 | −50 mm |
| Seat tube angle | not listed | 73.0° | |
| Fork length | not listed | 447 |
Differences are the Surly Ogre minus the Trek FX Sport. Full charts: 2018 Trek FX Sport, 2018 Surly Ogre.
Where each sits in its class
Trek FX SportSurly 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 | Trek FX Sport4 | Surly OgreOgre |
|---|---|---|
| Frame | Trek Alpha | Surly Ogre |
| Fork | Trek FX | not listed |
| Shifter | Shimano Tiagra | Shimano Deore |
| Derailleur | Shimano Tiagra, Shimano RD-4700 Tiagra | Shimano Deore Front, Shimano Deore Rear |
| Cassette | Shimano Tiagra | Shimano HG50 |
| Chain | KMC X10 | KMC X10 |
| Crankset | Shimano R460 | Shimano T551 |
| Tire | Bontrager AW1 Hard-Case Lite | Surly Extraterrestrial |
| Brake | Shimano MT201 | Avid BB7, Tektro FR5 |
| Handlebar | Bontrager Satellite Plus IsoZone | Surly Moloko |
| Seatpost | Bontrager SSR | Kalloy SP-342 |
| Saddle | Bontrager H1 | WTB Volt Sport |
| Chainring | not listed | Shimano T551 |
| Bottom bracket | not listed | SRAM PowerSpline |
| Rim | not listed | WTB i29 |
| Stem | not listed | Kalloy AS-008 |
| Grips | not listed | Velo Black |
| Headset | not listed | Cane Creek 40 |
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