2017 Trek Boone vs 2018 Surly Midnight Special
The 46 is the Surly Midnight Special size closest to your 50 Trek Boone. 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 Midnight Special
Compared with the Trek Boone in 50, the Surly Midnight Special in 46 places the top of the head tube 4 mm higher and 9 mm further back, relative to the bottom bracket. Its wheelbase is 7 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +4 mm
- Higher front end
- Frame reach
- −9 mm
- Shorter frame reach
- Wheelbase
- −7 mm
- Shorter: quicker to change direction
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Boone numbers we have for size 50 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Boone 50 | Surly Midnight Special 46 | Difference |
|---|---|---|---|
| Reach | 375 | 366 | −9 mm |
| Stack | 534 | 538 | +4 mm |
| Head tube angle | 71.0° | 71.5 | +0.5° |
| Effective top tube | 518 | 520 | +2 mm |
| Chainstay length | 425 | 425 | ±0 mm |
| Wheelbase | 1001 | 994 | −7 mm |
| BB drop | 70 | 70 | ±0 mm |
| Standover | 747 | 751 | +4 mm |
| Seat tube length | 476 | 460 | −16 mm |
| Head tube length | 110 | 100 | −10 mm |
| Seat tube angle | not listed | 74.0 | |
| Fork length | not listed | 400 |
Differences are the Surly Midnight Special minus the Trek Boone. Full charts: 2017 Trek Boone, 2018 Surly Midnight Special.
Where each sits in its class
Trek BooneSurly Midnight Special
Each bike is ranked against the other gravel 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 Boone7 | Surly Midnight SpecialMidnight Special |
|---|---|---|
| Frame | Trek OCLV | Surly Midnight Special |
| Fork | Trek IsoSpeed Cross | not listed |
| Shifter | SRAM Force Cx1 | SRAM Rival 22 |
| Derailleur | SRAM Force CX1 | SRAM Rival 22 |
| Cassette | SRAM PG 1130 | SunRace CS-MS8 |
| Chain | SRAM 1130 | KMC X11 |
| Crankset | SRAM Force CX1 | SRAM S390 |
| Bottom bracket | Trek BB90 | SRAM S390 |
| Tire | Bontrager CX3 Team Issue | WTB Horizon Road Plus |
| Brake | TRP RevoX | TRP Spyre |
| Handlebar | Bontrager Lite IsoZone | Salsa Cowbell 3 |
| Seatpost | Bontrager Tuned | Promax SP-2019 |
| Saddle | Bontrager Paradigm RL | WTB Volt Sport |
| Chainring | not listed | SRAM Rival 22 |
| Wheelset | not listed | Alex Rims Adventurer 2 |
| Rotor | not listed | TRP Spyre |
| Stem | not listed | Promax DA-296 |
| Headset | not listed | Cane Creek 40 |
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