Quiver

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

2015 Specialized Diverge Comp Smartweld (56)The Specialized Diverge Comp Smartweld frame drawn to scale.J 1011

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

MeasurementSpecialized Diverge Comp Smartweld 56Trek Boone Disc 58Difference
Reach387mm391+4 mm
Stack589mm597+8 mm
Head tube angle72.5°72.3°−0.2°
Seat tube angle73.25°not listed
Effective top tube565mm570+5 mm
Chainstay length415mm425+10 mm
Wheelbase1011mm1028+17 mm
BB drop75.5mm65−11 mm
Standover785mm816+31 mm
Seat tube length485mm553+68 mm
Head tube length165mm176+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

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

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.

PartSpecialized Diverge Comp SmartweldComp SmartweldTrek Boone Disc5 Disc
ShifterShimano 685Shimano RS685
DerailleurShimano 105Shimano 105
CassetteShimano 105Shimano 105
ChainKMC X-11Shimano 105
CranksetPraxis TURN ZayanteFSA Energy Cross
WheelsetSpecialized AXIS 3.0not listed
TireSpecialized Roubaix ProBontrager CX3 Team Issue
BrakeShimano 785Shimano RS685
SeatpostSpecialized CG-RBontrager Tuned
SaddleSpecialized Phenom CompBontrager Paradigm
Framenot listedTrek OCLV
Forknot listedTrek IsoSpeed Cross
Bottom bracketnot listedTrek BB90
Handlebarnot listedBontrager VR-C

Know what is on every bike.

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