Specialized Roubaix SL8 Expert vs Specialized Roubaix SL8 Sport

Specialized

Roubaix SL8 Expert

Specialized

Roubaix SL8 Sport

High endEnduranceCarbon700c2025

Two builds of the Specialized Roubaix line: 12 differences, mostly in the components.

Specialized Roubaix SL8 Expert, side view

SpecializedSpecialized Roubaix SL8 Expert

Specialized Roubaix SL8 Sport, side view

SpecializedSpecialized Roubaix SL8 Sport

At a glance

Differences only

Specialized Roubaix SL8 Expert is 300 g lighter than Specialized Roubaix SL8 Sport (brand figures).
Specialized Roubaix SL8 Expert has the higher-range groupset: SRAM Rival eTap AXS, against SRAM Apex Xplr eTap AXS.

Key specs5 differences

Model year 2025 2025

Weight 8.6 kg ^{°Value not published by the brand} 8.9 kg ^{°Value not published by the brand}+300 g

Frame Carbon

As printed

Material: Carbon

Carbon

As printed

Material: Carbon

Wheelset 700c 700c · DT Swiss G540 rim ^{°Value not published by the brand}

Drivetrain 2×12 1×12

Groupset SRAM Rival eTap AXS Higher range SRAM Apex Xplr eTap AXS

Brake model SRAM Rival Hydraulic Disc ^{°Value not published by the brand} Hydraulic Disc ^{°Value not published by the brand}

Seatpost S-Works Pave Seat post S-Works Pave Seat post

Prices

Each model's retailers, delivered to your country, and their prices over time.

Specialized Roubaix SL8 Expert

Specialized Roubaix SL8 Sport

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Character

The bike at a glance: the ground it is made for, how it handles, its gears and its equipment, beside the other bikes of its kind.

Roubaix SL8 Expert · Road bike all-round, rather stable, average gearing, rather high equipment.
Roubaix SL8 Sport · endurance road bike, carbon frame, 700c wheels, 1×12 drivetrain, high end equipment

Terrain

EasyDemanding

Handling

NimbleStable

Gearing

Speed in the lowest and the highest gear at 90 rpm: lower on the left climbs easier, higher on the right goes faster.

Specialized Roubaix SL8 Expert11 km/h - 54 km/h

Easiest gear (climbing)Hardest gear (descending)

Specialized Roubaix SL8 ExpertSpecialized Roubaix SL8 Sportother endurance road bikes

Components and specs

Every spec line by line; the higher range of a component is marked. The technical groups are folded.

Ride type

Ride type Endurance ^{°Value not published by the brand} Endurance ^{°Value not published by the brand}

Frame and fork

Fork Carbon ^{°Value not published by the brand} Carbon ^{°Value not published by the brand}

Max tyre clearance 40 mm ^{°Value not published by the brand} 40 mm ^{°Value not published by the brand}

Axles Thru-axles ^{°Value not published by the brand}

As printed

FACT 10R, Rider First Engineered™ (RFE), FreeFoil Shape Library tubes, threaded BB, 12x142mm thru-axle, flat-mount disc

Thru-axles ^{°Value not published by the brand}

As printed

FACT 10R, Rider First Engineered™ (RFE), FreeFoil Shape Library tubes, threaded BB, 12x142mm thru-axle, flat-mount disc

Bottom bracket SRAM DUB BSA ^{°Value not published by the brand} SRAM DUB BSA ^{°Value not published by the brand}

Drivetrain5 differences

Groupset brand SRAM

As printed

Rival Etap Axs

SRAM

As printed

Apex Xplr Etap Axs

Shifting Electronic, wireless Electronic, wireless

Chainrings 2 ^{°Value not published by the brand} 1 ^{°Value not published by the brand}−1

Gears at the back 12 ^{°Value not published by the brand} 12 ^{°Value not published by the brand}

Chainring teeth SRAM Rival AXS w/Power, 12-speed, 46/33T ^{°Value not published by the brand}Higher range SRAM APEX AXS, Wide 12-speed ^{°Value not published by the brand}

Cassette SRAM XG 1250, 10-36T ^{°Value not published by the brand} SRAM APEX, PG 1231 XPLR, 11-44T ^{°Value not published by the brand}

Rear derailleur SRAM Rival eTAP AXS, 12-speed ^{°Value not published by the brand}Higher range SRAM APEX XPLR eTAP AXS, 12-speed ^{°Value not published by the brand}

Shifters SRAM Rival eTAP AXS, 12-speed ^{°Value not published by the brand}Higher range SRAM APEX eTAP AXS, hydraulic disc ^{°Value not published by the brand}

Brakes

Brakes Hydraulic disc ^{°Value not published by the brand}

As printed

SRAM Rival Disque hydraulique

Hydraulic disc ^{°Value not published by the brand}

As printed

Disque hydraulique

Wheels and tyres1 difference

Wheel size 700c / 29" ^{°Value not published by the brand} 700c / 29" ^{°Value not published by the brand}

Rims Carbon ^{°Value not published by the brand} Aluminium ^{°Value not published by the brand}

Tubeless ready– yes ^{°Value not published by the brand}

Tyres S-Works Mondo 2BR, 700x32c ^{°Value not published by the brand} S-Works Mondo 2BR, 700x32c ^{°Value not published by the brand}

Tyre width fitted 32 mm ^{°Value not published by the brand} 32 mm ^{°Value not published by the brand}

Cockpit and seatpost2 differences

Handlebar Specialized Hover Expert, Alloy, 125mm Drop, 75mm Reach w/Di2 Hole ^{°Value not published by the brand} Specialized Hover Comp, Alloy, 125mm Drop, 75mm Reach w/Di2 Hole ^{°Value not published by the brand}

Stem Future Stem Pro ^{°Value not published by the brand} Future Stem Comp ^{°Value not published by the brand}

Seatpost model S-Works Pave Seat post ^{°Value not published by the brand} S-Works Pave Seat post ^{°Value not published by the brand}

Weight

Weighed in size 56 56

° Value not published by the brand

Geometry

A size per bike (the nearest to the first one's at first), the differences measured from the reference bike.

Size of Roubaix SL8 Expert

Differences measured from

Roubaix SL8 Expert · 54CM

Stack and reach

Roubaix SL8 Expert · 54CM Roubaix SL8 Expert · 54CM — Reach (mm) 381 · Stack (mm) 585

Geometry

Size 54CM –

Reach 381 mm –

Stack 585 mm –

Top tube (effective) 550 mm –

Seat tube 465 mm –

Head tube (to verify) 122 mm –

Head angle (to verify) 72.3° –

Seat angle 74° –

Chainstays 420 mm –

Wheelbase 1,005 mm –

Front centre 598 mm –

Standover 766 mm –

BB drop 78 mm –

BB height 270 mm –

Fork offset 47 mm –

Trail 61 mm –

Stem 100 mm –

Handlebar width 420 mm –

Crank length 173 mm –

Where to buy them

Specialized Roubaix SL8 Expert
Its full spec sheet
Specialized Roubaix SL8 Sport
Its full spec sheet

Frequently asked questions

Which is lighter, Specialized Roubaix SL8 Expert or Specialized Roubaix SL8 Sport?

Specialized Roubaix SL8 Expert weighs 8.6 kg, Specialized Roubaix SL8 Sport 8.9 kg, as their brands give them.

What groupset do Specialized Roubaix SL8 Expert and Specialized Roubaix SL8 Sport come with?

Specialized Roubaix SL8 Expert: SRAM Rival eTap AXS. Specialized Roubaix SL8 Sport: SRAM Apex Xplr eTap AXS.

Compare other models

Specialized Roubaix SL8 Expert vs Specialized Roubaix SL8 Sport

At a glance

Prices

Character

Gearing

Components and specs

Geometry

Stack and reach

Where to buy them

Frequently asked questions

Other comparisons