2015 Specialized Diverge Comp Smartweld vs 2017 Trek Boone Disc
The 58 is the Trek Boone Disc size closest to your 56 Specialized Diverge Comp Smartweld. 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 Boone Disc
Compared with the Specialized Diverge Comp Smartweld in 56, the Trek Boone Disc in 58 places the top of the head tube 8 mm higher and 4 mm further forward, relative to the bottom bracket. Its wheelbase is 17 mm longer, which can contribute to stability at speed.
- Frame stack
- +8 mm
- Higher front end
- Frame reach
- +4 mm
- Longer frame reach
- Wheelbase
- +17 mm
- Longer: steadier at speed
- Head angle
- −0.2°
- About the same head angle
- Chainstays
- +10 mm
- Longer: more planted
The two frames
Only the Specialized Diverge Comp Smartweld is drawn. The Trek Boone Disc numbers we have for size 58 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Diverge Comp Smartweld 56 | Trek Boone Disc 58 | Difference |
|---|---|---|---|
| Reach | 387mm | 391 | +4 mm |
| Stack | 589mm | 597 | +8 mm |
| Head tube angle | 72.5° | 72.3° | −0.2° |
| Seat tube angle | 73.25° | not listed | |
| Effective top tube | 565mm | 570 | +5 mm |
| Chainstay length | 415mm | 425 | +10 mm |
| Wheelbase | 1011mm | 1028 | +17 mm |
| BB drop | 75.5mm | 65 | −11 mm |
| Standover | 785mm | 816 | +31 mm |
| Seat tube length | 485mm | 553 | +68 mm |
| Head tube length | 165mm | 176 | +11 mm |
Differences are the Trek Boone Disc minus the Specialized Diverge Comp Smartweld. Full charts: 2015 Specialized Diverge Comp Smartweld, 2017 Trek Boone Disc.
Where each sits in its class
Specialized Diverge Comp SmartweldTrek Boone Disc
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 | Specialized Diverge Comp SmartweldComp Smartweld | Trek Boone Disc5 Disc |
|---|---|---|
| Shifter | Shimano 685 | Shimano RS685 |
| Derailleur | Shimano 105 | Shimano 105 |
| Cassette | Shimano 105 | Shimano 105 |
| Chain | KMC X-11 | Shimano 105 |
| Crankset | Praxis TURN Zayante | FSA Energy Cross |
| Wheelset | Specialized AXIS 3.0 | not listed |
| Tire | Specialized Roubaix Pro | Bontrager CX3 Team Issue |
| Brake | Shimano 785 | Shimano RS685 |
| Seatpost | Specialized CG-R | Bontrager Tuned |
| Saddle | Specialized Phenom Comp | Bontrager Paradigm |
| Frame | not listed | Trek OCLV |
| Fork | not listed | Trek IsoSpeed Cross |
| Bottom bracket | not listed | Trek BB90 |
| Handlebar | not listed | Bontrager VR-C |
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