Quiver

2025 Cannondale Synapse Carbon SmartSense vs 2027 Giant Contend SL

The Giant Contend SL size closest to your 54.0 is the ML. Compare the ML instead

What changes on the Giant Contend SL

Compared with the Cannondale Synapse Carbon SmartSense in 54.0, the Giant Contend SL in M places the top of the head tube 12 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 28 mm shorter, which can contribute to quicker direction changes.

Frame stack
−12 mm
Lower front end
Frame reach
−1 mm
About the same reach
Wheelbase
−28 mm
Shorter: quicker to change direction
Head angle
+1.2°
Steeper: sharper steering
Chainstays
−5 mm
Shorter: livelier

The two frames

2025 Cannondale Synapse Carbon SmartSense (54.0) and 2027 Giant Contend SL (M), lined up at the bottom bracketBoth frames drawn to scale. The Cannondale Synapse Carbon SmartSense is drawn in full with its measurements, and the Giant Contend SL is the colored outline on top.J 1026

Cannondale Synapse Carbon SmartSense, 54.0Giant Contend SL, MDrawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementCannondale Synapse Carbon SmartSense 54.0Giant Contend SL MDifference
Reach381379.8−1 mm
Stack570557.8−12 mm
Head tube angle71.372.5°+1.2°
Seat tube angle7373.5°+0.5°
Effective top tube555not listed
Chainstay length425420−5 mm
Wheelbase1026997.7−28 mm
BB drop7375+2 mm
BB height280not listed
Standover785744−41 mm
Seat tube length480480±0 mm
Fork length393not listed
Head tube length150150±0 mm

Differences are the Giant Contend SL minus the Cannondale Synapse Carbon SmartSense. Full charts: 2025 Cannondale Synapse Carbon SmartSense, 2027 Giant Contend SL.

Where each sits in its class

Cannondale Synapse Carbon SmartSenseGiant Contend SL

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.

PartCannondale Synapse Carbon SmartSense2 SmartSenseGiant Contend SLSL 1
FrameCannondale SynapseGiant ALUXX SL-grade
ShifterSRAM Force AXSShimano Tiagra R4000
DerailleurSRAM Force AXSShimano Tiagra R4000
CassetteSRAM Force XG-1270Shimano CS-RS400-11
ChainSRAM ForceKMC X11
CranksetSRAM ForceShimano R4000
Bottom bracketSRAM DUBnot listed
TireVittoria Rubino Pro IVGiant SR 1
RimReserve 42 49 TurbulentGiant ALP
BrakeSRAM Force AXSShimano Tiagra, Shimano Tiagra R4000
HandlebarVision TrimaxGiant Contact
StemCannondale C1 ConcealGiant Contact AeroLight
Bar tapeCannondale Tapenot listed
SeatpostCannondale C1Giant D-Fuse
Saddlefizik Vento Argo R5Giant Grit Core
Forknot listedGiant Advanced-Grade
Gripsnot listedGiant Cork

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