Quiver

2020 Trek 520 vs 2018 Cannondale Synapse Hi-MOD Disc

The Cannondale Synapse Hi-MOD Disc size closest to your 54 is the 54. Compare the 54 instead

What changes on the Cannondale Synapse Hi-MOD Disc

Compared with the Trek 520 in 54, the Cannondale Synapse Hi-MOD Disc in 51 places the top of the head tube 15 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 54 mm shorter, which can contribute to quicker direction changes.

Frame stack
−15 mm
Lower front end
Frame reach
−1 mm
About the same reach
Wheelbase
−54 mm
Shorter: quicker to change direction
Head angle
+0.7°
Steeper: sharper steering
Chainstays
n/a
One of the bikes has no number for this

The two frames

We can't draw these frames yet. The Trek 520 numbers we have for size 54 are missing the seat angle. The numbers below still compare.

Geometry side by side

MeasurementTrek 520 54Cannondale Synapse Hi-MOD Disc 51Difference
Reach378377−1 mm
Stack565550−15 mm
Head tube angle71.0°71.7+0.7°
Effective top tube543531−12 mm
Chainstay length450not listed
Wheelbase1048994−54 mm
BB drop70not listed
BB height278not listed
Standover768742−26 mm
Seat tube length512443−69 mm
Head tube length140137−3 mm
Seat tube anglenot listed74.3

Differences are the Cannondale Synapse Hi-MOD Disc minus the Trek 520. Full charts: 2020 Trek 520, 2018 Cannondale Synapse Hi-MOD Disc.

Where each sits in its class

Trek 520Cannondale Synapse Hi-MOD Disc

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other road 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.

PartTrek 520520Cannondale Synapse Hi-MOD DiscHi-MOD Disc Dura-Ace
ShifterShimano Sora R3000Shimano Dura-Ace R9120 hydro
DerailleurShimano Sora R3030, Shimano Deore M4000Shimano Dura-Ace R9100
CassetteShimano HG200Shimano Ultegra R6800
ChainKMC X9Shimano HG701
CranksetShimano Alivio T4060Cannondale HollowGram Si
TireBontrager H2 Hard-Case Ultimatenot listed
HubShimano M475not listed
RimBontrager Affinitynot listed
BrakeTRP Spyre C 2.0Shimano Dura-Ace R9170, Shimano Dura-Ace R9120 hydro
HandlebarBontrager Comp VR-CCannondale C1 Ultralight
SaddleBontrager EvokeFabric Scoop
Framenot listedCannondale Synapse
Forknot listedSynapse
Wheelsetnot listedCannondale HollowGram
Stemnot listedCannondale SAVE
Headsetnot listedSynapse Si
Seatpostnot listedCannondale SAVE

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
A Transition Relay build sheet: frame, fork, shock and drivetrainThe Relay’s ride photo galleryThe Relay’s ride spectrum and 2D frame geometryThe garage: five bikes and 99 recorded partsA Specialized Tarmac SL8 road build sheet