Bike Comparison
    MSRP
    $1,430
    Where to Buy
    $1

    At

    $1

    At

    Category
    EnduranceEndurance
    3.6
    3.6
    AluminumCarbon
    Fork
    CarbonCarbon
    Wheels
    AluminumAluminum
    Wheel Size
    700c700c
    Brakes
    Hydraulic DiscRim
    Groupset
    105, ShimanoTiagra, Praxis
    Drivetrain
    2 × 112 × 10
    Brand Site

    giant-bicycles.com

    specialized.com

    Summary
    The Giant Contend SL 1 Disc and Specialized Roubaix SL4 are both endurance bikes. The Contend SL 1 Disc has an aluminum frame and better components, while the Roubaix SL4 has a carbon frame.
    Similar Bikes
    Accessories
    Ride Feel

    Based on frame geometry and build specs.

    Rider Position
    relaxedaggressive
    Terrain
    smoothrugged
    2018 Contend SL 1 Disc
    2017 Roubaix SL4
    Other Endurance bikes
    Gear Range

    A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

    Lowest gear

    (climbing)

    39 mph

    2018 Contend SL 1 Disc

    39 mph

    2017 Roubaix SL4

    Highest gear

    (descending)

    Spec Level

    Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

    Geometry
    Specs
    Frame

    ALUXX SL-grade aluminum

    BB StandardBB86/BB92, Press Fit

    ColorMatte Charcoal / Neon Green

    Specialized SL4 FACT 10r carbon, 1-1/8"" to 1-3/8"" head tube, compact race design, Zertz, internal rear brake cable, OSBB

    BB StandardBB86/BB92, Press Fit

    ColorMatte Charcoal / Neon Green

    Fork

    Composite with alloy OverDrive steerer

    FACT carbon fiber, full carbon monocoque, Zertz inserts

    Shock

    N/A

    Bottom Bracket

    Shimano, Press Fit

    Praxis

    Stem

    Connect

    Specialized, 3D forged alloy, 4-bolt, 7-degree rise

    Handlebar

    Giant Connect , 31.8mm

    Specialized Shallow Drop, alloy, 125mm drop, 75mm reach

    Saddle

    Contact Forward

    Body Geometry Toupé Sport, hollow Cr-Mo rails, 143mm

    Seatpost

    Giant D-Fuse composite

    Specialized CG-R, FACT carbon, single-bolt, 27.2mm

    Pedals

    Platform w/Toe Clip & Strap

    Nylon, 105x78x28mm, loose balls w/ reflectors

    Groupset
    Rear Derailleur

    Shimano 105

    Shimano Tiagra, long cage, 10-speed

    Front Derailleur

    Shimano 105

    Shimano Tiagra, braze-on

    Crank

    Shimano FC-RS510, 34/50

    Praxis Alba, 50/34T

    Shifters

    Shimano 105

    Shimano Tiagra STI, 10-speed

    Cassette

    Shimano 105 11x32, 11-Speed

    Shimano Tiagra, 10-speed, 11-34t

    Chain

    KMC X11EL-1

    KMC X10, 10-speed w/reusable MissingLink

    Brakes

    Giant Conduct, hydraulic disc, 140mm

    Front: AXIS 1.0, Rear: AXIS 1.0

    Brake Levers

    Shimano 105

    Wheels
    Rims

    Giant PR-2 Disc, Tubeless

    Front: Axis Elite, quick-release, Rear: Axis Elite, quick-release

    Spokes

    Sapim Race 14/15g

    Front Hub

    Giant Performance Tracker Road Disc, Sealed Bearings, 28h

    Rear Hub

    Giant Performance Tracker Road Disc, Sealed Bearings, 28h

    Tires

    Giant Gavia AC 2 Tubeless, 700x25, Folding

    Front: Espoir Elite, 700x25mm, Rear: Espoir Elite, 700x25mm

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