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2019 Cannondale Quick Disc LTD vs 2021 Specialized Sirrus 1.0

The XS is the Specialized Sirrus 1.0 size closest to your S Cannondale Quick Disc LTD. 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 Specialized Sirrus 1.0

Compared with the Cannondale Quick Disc LTD in S, the Specialized Sirrus 1.0 in XS places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket.

Frame stack
+1 mm
About the same height
Frame reach
±0 mm
About the same reach
Wheelbase
±0 mm
About the same
Head angle
±0.0°
About the same head angle
Chainstays
+5 mm
Longer: more planted

The two frames

2019 Cannondale Quick Disc LTD (S) and 2021 Specialized Sirrus 1.0 (XS), lined up at the bottom bracketBoth frames drawn to scale. The Cannondale Quick Disc LTD is drawn in full with its measurements, and the Specialized Sirrus 1.0 is the colored outline on top.J 1053

Cannondale Quick Disc LTD, SSpecialized Sirrus 1.0, XSDrawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementCannondale Quick Disc LTD SSpecialized Sirrus 1.0 XSDifference
Reach388388mm±0 mm
Stack554555mm+1 mm
Head tube angle7070°±0.0°
Seat tube angle7373.5°+0.5°
Effective top tube557not listed
Chainstay length435440mm+5 mm
Wheelbase10531053mm±0 mm
BB drop68not listed
BB height277not listed
Standover690715mm+25 mm
Seat tube length400395mm−5 mm
Head tube length134139mm+5 mm
Fork lengthnot listed395mm

Differences are the Specialized Sirrus 1.0 minus the Cannondale Quick Disc LTD. Full charts: 2019 Cannondale Quick Disc LTD, 2021 Specialized Sirrus 1.0.

Where each sits in its class

Cannondale Quick Disc LTDSpecialized Sirrus 1.0

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other commuter 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 Quick Disc LTDDisc LTDSpecialized Sirrus 1.01.0
ShifterShimano DeoreShimano EF500
ChainKMC X10KMC X8
PedalsCannondale Reinforcednot listed
RimDC3.0not listed
HandlebarCannondale C3not listed
StemCannondale C3Specialized Flowset
GripsCannondale Densitynot listed
SeatpostCannondale C3not listed
SaddleCannondale PerformanceSpecialized Bridge Sport
Derailleurnot listedShimano Altus, Shimano Tourney FD-TY710
Cassettenot listedShimano HG200
Cranksetnot listedShimano Tourney
Tirenot listedSpecialized Roadsport

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