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Bike Comparison
    QUARTIER 72023 Opus
    QUARTIER 82023 Opus
    MSRP
    ($707)
    ($813)
    Where to Buy
    —
    $1

    At

    —
    $1

    At

    Category
    		FitnessFitness
    Weight
    		29.0 lbs29.0 lbs
    3.3
    3.9
    Frame
    		AluminumAluminum
    		AluminumAluminum
    Wheels
    		AluminumAluminum
    Wheel Size
    		650b650b
    		Tektro Mechanical DiscShimano Hydraulic Disc
    		Tourney, AltusTourney, Acera
    Drivetrain
    		1 × 72 × 8
    Brand Site

    opusbike.com

    opusbike.com

    Summary
    		The Opus QUARTIER 7 and Opus QUARTIER 8 are both 650b aluminum frame fitness bikes. The QUARTIER 7 has better components, while the QUARTIER 8 has a 2 × 8 drivetrain providing a wider range of gears.

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    Similar Bikes
    Insights
    Ride Feel

    Based on frame geometry and build specs.

    Rider Position
    relaxedaggressive
    QUARTIER 7
    QUARTIER 8
    Other Fitness 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)

    25 mph

    QUARTIER 7

    34 mph

    QUARTIER 8

    Highest gear

    (descending)

    Spec Level

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

    Geometry
    Specs
    QUARTIER 72023 Opus
    QUARTIER 82023 Opus
    Frame

    Meta 20 Alloy

    BB Standard: BSA, 73mm, Threaded

    Colors: Black; Dusk Blue

    Meta 20 Alloy

    BB Standard: BSA, 73mm, Threaded

    Colors: Powder Grey; Sage Green

    Fork

    Meta 10 Aluminum

    Meta 10 Aluminum

    Bottom Bracket

    BB-73 BSA

    BB-73 BSA

    Headset

    FSA 42/48/ACB

    FSA 42/48/ACB

    Stem

    Opus Gold

    Opus Gold

    Handlebar

    MJ HB-T321

    MJ HB-T321

    Saddle

    Opus Lifestyle Wide

    Opus Lifestyle Wide

    Seatpost

    Opus Bronze 27.2 x 350, 400(L, XL)

    Type: Rigid

    Opus Bronze 27.2 x 350, 400(L, XL)

    Type: Rigid

    Pedals

    FPD NW-99K

    FPD NW-99K

    Groupset
    Rear Derailleur

    Shimano Tourney TY-500 7

    Shimano Acera M3020

    Crank

    Chainway SA-C08

    Shimano FC-TY501

    Shifters

    Shimano Altus M315 1x7

    Shimano Altus M315 2x8

    Cassette

    Shimano HG200-7 12-32

    Shimano HG31 11-34

    Chain

    KMC Z7

    KMC Z8.3

    Brakes

    Tektro MD-U310 Mechanical disc

    Type: Tektro Mechanical Disc

    Shimano BR-U300 flat-mount hydraulic disc

    Type: Shimano Hydraulic Disc

    Brake Levers

    Tektro CL-525 w/integrated bell

    Shimano BL-M200

    Wheels
    Rims

    DW-002 650b

    Weinmann U28 650b

    Front Hub

    Joytech

    Joytech disc

    Rear Hub

    Joytech

    Joytech disc

    Tires

    Kenka Kwick Seven.5 650bx50c

    Kenka Kwick Seven.5 650bx50c

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