Quiver

2016 Trek Superfly vs 2018 Cannondale F-Si Carbon

The M (29") is the Cannondale F-Si Carbon size closest to your M Trek Superfly. 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 Cannondale F-Si Carbon

Compared with the Trek Superfly in M, the Cannondale F-Si Carbon in M (29") places the top of the head tube 3 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 6 mm shorter, which can contribute to quicker direction changes.

Frame stack
+3 mm
Higher front end
Frame reach
+2 mm
About the same reach
Wheelbase
−6 mm
Shorter: quicker to change direction
Head angle
+0.4°
Steeper: sharper steering
Chainstays
−6 mm
Shorter: livelier

The two frames

2016 Trek Superfly (M) and 2018 Cannondale F-Si Carbon (M (29")), lined up at the bottom bracketBoth frames drawn to scale. The Trek Superfly is drawn in full with its measurements, and the Cannondale F-Si Carbon is the colored outline on top.J 1103

Trek Superfly, MCannondale F-Si Carbon, M (29")Drawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementTrek Superfly MCannondale F-Si Carbon M (29")Difference
Reach412414+2 mm
Stack600603+3 mm
Head tube angle69.3°69.7+0.4°
Seat tube angle72.5°73.2+0.7°
Effective top tube602596−6 mm
Chainstay length435429−6 mm
Wheelbase11031097−6 mm
BB drop5862+4 mm
BB height311308−3 mm
Standover765777+12 mm
Seat tube length419435+16 mm
Head tube length10097−3 mm

Differences are the Cannondale F-Si Carbon minus the Trek Superfly. Full charts: 2016 Trek Superfly, 2018 Cannondale F-Si Carbon.

Where each sits in its class

Trek SuperflyCannondale F-Si Carbon

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other XC 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 Superfly16Cannondale F-Si CarbonCarbon 1
FrameTrek DialedCannondale F-Si
ChainTrek Clarks C410SRAM Eagle 12
Forknot listedLefty 2.0
Shifternot listedSRAM X01 Eagle
Derailleurnot listedSRAM XX1 Eagle
Cranksetnot listedTruVativ Stylo
Bottom bracketnot listedCannondale PressFit30
Tirenot listedSchwalbe Rocket Ron EVO Snakeskin
Hubnot listedLefty 60
Rimnot listedHollowGram 23
Brakenot listedSRAM Level TLM, SRAM TLM
Handlebarnot listedCannondale C1
Stemnot listedCannondale C1
Gripsnot listedCannondale Locking Grips
Headsetnot listedCannondale HeadShok Si
Seatpostnot listedCannondale SAVE
Saddlenot listedFabric Scoop

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

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