Bike Comparison
    MSRP
    $2,800
    $3,700
    Where to Buy
    $1

    At

    $1

    At

    Category
    TriathlonTriathlon
    4.1
    6.4
    CarbonCarbon
    Fork
    CarbonCarbon
    Wheels
    AluminumAluminum
    Wheel Size
    700c700c
    Brakes
    RimRim
    Groupset
    105, Dura-AceUltegra Di2, FSA
    Drivetrain
    2 × 112 × 11 Electronic
    Brand Site

    cervelo.com

    cervelo.com

    Summary
    The Cervélo P2 105 5800 and Cervélo P2 Ultegra 6870 are both carbon frame triathlon bikes with rim brakes. The P2 Ultegra 6870 has better components.
    Similar Bikes
    Accessories
    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)

    41 mph

    P2 105 5800

    41 mph

    P2 Ultegra 6870

    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

    Carbon fiber

    BB StandardPF30, Press Fit

    Carbon fiber

    BB StandardPF30, Press Fit

    Fork

    Cervélo All-Carbon, P2 Fork

    Cervélo All-Carbon, P2 Fork

    Bottom Bracket

    FSA PF-30

    FSA PF-30

    Headset

    FSA IS2 1-1/8 x 1-1/8”

    FSA IS2 1-1/8 x 1-1/8”

    Stem

    Profile Designs Aris OS

    Profile Design Aris OS

    Handlebar

    Profile Design T4+

    Profile Design T4+

    Saddle

    ISM Prologue

    ISM Prologue

    Seatpost

    Cervélo Carbon, Aero, Rail-Adjust

    Cervélo Carbon, Aero, Rail-Adjust

    Groupset
    Rear Derailleur

    105 5800, 11 spd

    Shimano Ultegra Di2 6870, 11 spd

    Front Derailleur

    105 5800, 11 spd

    Shimano Ultegra Di2 6870, 11 spd

    Crank

    FSA Gossamer BBright™ 52/36

    FSA Gossamer BBright™ 52/36

    Shifters

    BSR1, 11 spd

    Shimano Ultegra Di2 SW-R671

    Cassette

    105 5800, 11-28

    Shimano 105 5800, 11-28

    Chain

    105 11 spd

    KMC X11

    Brakes

    Shimano 105 5800

    Shimano 105 5800

    Wheels
    Rims

    RS010 (700c), Vision Team 30 (650c)

    Shimano RS010 (700c)

    Tires

    Vittoria Rubino Pro 150 tpi, 700X23c; Vittoria Rubino Pro 150 tpi, 650X23c

    Continental Grand Sport Race 700x23c

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