Compare Bikes

The Giant Defy Advanced 2, Specialized Roubaix Comp - SRAM Rival eTap AXS, and Trek Domane SL 6 eTap are all carbon frame endurance bikes with hydraulic disc brakes. Explore the differences below.

2021 Giant Defy Advanced 2
2022 Specialized Roubaix Comp - SRAM Rival eTap AXS
2022 Trek Domane SL 6 eTap
MSRP$2,650$5,000$4,699
Online Price
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CategoryEnduranceEnduranceEndurance
Weight20.1 lbs20.2 lbs
FrameCarbonCarbonCarbon
ForkCarbonCarbonCarbon
Wheel Size700c700c700c
Wheel MaterialAluminumAluminumAluminum
Brake TypeHydraulic DiscHydraulic DiscHydraulic Disc
Groupset105, Shimano
Rival eTAP
Rival eTAP
Drivetrain2 × 112 × 12 Electronic2 × 12 Electronic
Gear Range

Giant Defy Advanced 2

39 mph

Specialized Roubaix Comp - SRAM Rival eTap AXS

40 mph

Trek Domane SL 6 eTap

40 mph
SeatpostRigidRigidRigid
Brand Sitegiant-bicycles.comspecialized.comtrekbikes.com
Suggested Bikes

Spec Level

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

Spec level →$0$1,000$2,000$3,000$4,000$5,000
Defy Advanced 2
Roubaix Comp - SRAM Rival eTap AXS
Domane SL 6 eTap

Geometry

Specs
Frame

Advanced-Grade Composite, disc

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

500 Series OCLV Carbon, front & rear IsoSpeed, internal storage, tapered head tube, internal cable routing, 3S chain keeper, DuoTrap S compatible, fender mounts, flat mount disc, 142x12mm thru axle

Fork

Advanced-Grade Composite, full-composite OverDrive steerer, disc

Future Shock 2.0 w/ Smooth Boot, 12x100mm thru-axle, flat-mount disc

Domane SL carbon, tapered carbon steerer, internal brake routing, fender mounts, flat mount disc, 12x100mm thru axle

Rear Shock

N/A

Bottom Bracket

Shimano, press fit

SRAM DUB BSA 68

SRAM DUB, T47 threaded, internal bearing

Stem

Giant Contact

Future Stem, Pro

Size: 47, Bontrager Pro, 31.8mm, Blendr compatible, 7 degree, 70mm length; Size: 50, Bontrager Pro, 31.8mm, Blendr compatible, 7 degree, 80mm length; Size: 52, 54, Bontrager Pro, 31.8mm, Blendr compatible, 7 degree, 90mm length; Size: 56, 58, Bontrager Pro, 31.8mm, Blendr compatible, 7 degree, 100mm length; Size: 60, 62, Bontrager Pro, 31.8mm, Blendr compatible, 7 degree, 110mm length

Handlebar

Giant Contact SL D-Fuse

Specialized Hover Comp, Alloy, 125mm Drop, 75mm Reach w/Di2 Hole

Size: 47, Bontrager Elite IsoZone VR-SF, alloy, 31.8mm, internal Di2 routing, 75mm reach, 128mm drop, 36cm width; Size: 50, Bontrager Elite IsoZone VR-SF, alloy, 31.8mm, internal Di2 routing, 75mm reach, 128mm drop, 38cm width; Size: 52, Bontrager Elite IsoZone VR-SF, alloy, 31.8mm, internal Di2 routing, 75mm reach, 128mm drop, 40cm width; Size: 54, 56, Bontrager Elite IsoZone VR-CF, alloy, 31.8mm, internal Di2 routing, 93mm reach, 123mm drop, 42cm width; Size: 58, 60, 62, Bontrager Elite IsoZone VR-CF, alloy, 31.8mm, internal Di2 routing, 93mm reach, 123mm drop, 44cm width

Saddle

Giant Approach, UniClip accessory mount

Body Geometry Power Comp, steel rails

Size: 47, 50, 52, Bontrager P3 Verse Comp, steel rails, 155mm width; Size: 54, 56, 58, 60, 62, Bontrager P3 Verse Comp, steel rails, 145mm width

Seatpost

Giant D-Fuse, composite

S-Works Pave

Size: 47, 50, 52, 54, 56, Bontrager carbon internal seatmast cap, integrated light mount, 20mm offset, short length; Size: 58, 60, 62, Bontrager carbon internal seatmast cap, integrated light mount, 20mm offset, tall length

Pedals

N/A

Groupset
Rear Derailleur

Shimano 105

SRAM Rival eTap AXS, 12-speed

SRAM Rival eTap AXS

Front Derailleur

Shimano 105

SRAM Rival eTAP AXS, braze-on

SRAM Rival eTap AXS, braze-on

Crank

Shimano RS510, 34/50

SRAM Rival, 46/33T

Size: 47, SRAM Rival, 46/33, DUB, 165mm length; Size: 50, 52, SRAM Rival, 46/33, DUB, 170mm length; Size: 54, 56, SRAM Rival, 46/33, DUB, 172.5mm length; Size: 58, 60, 62, SRAM Rival, 46/33, DUB, 175mm length

Shifters

Shimano 105

SRAM Rival eTap AXS

SRAM Rival eTap AXS, 12 speed

Cassette

Shimano 105, 11-speed, 11x34

SRAM Rival, 12-speed, 10-36t

SRAM XG-1250, 10-36, 12 speed

Chain

KMC X11EL-1

SRAM Rival 12-speed

SRAM Rival, 12 speed

Brakes

Shimano 105 hydraulic (F:160mm, R:140mm)

SRAM Rival eTAP AXS, hydraulic disc

Brake Levers

Shimano 105 hydraulic

Wheels
Rims

Giant P-R2 Disc wheelset

Front: DT Swiss R470 rim, 20mm internal width, tubeless ready, 24h, Specialized full sealed bearing thru axle hub, centerlock disc, DT Swiss Champion 14G stainless steel spokes, DT Swiss brass nipples., Rear: DT Swiss R470 rim, 20mm internal width, tubeless ready, 24h, Specialized full sealed bearing thru axle hub, centerlock disc, alloy freehub body, DT Swiss Champion 14G stainless steel spokes, DT Swiss brass nipples.

Bontrager Paradigm Comp 25, Tubeless Ready, 25mm rim width, 100x12mm thru axle

Spokes

Sapim Race

Front Hub

Giant P-R2 Disc wheelset, 12mm thru-axle

Rear Hub

Giant P-R2 Disc wheelset, 12mm thru-axle

Tires

Giant Gavia Fondo 1, tubeless, 700x32c, folding

Front: Specialized Turbo Pro, 700x30mm, Rear: Specialized Turbo Pro, 700x30mm

Bontrager R3 Hard-Case Lite, Tubeless Ready, aramid bead, 120 tpi, 700x32c

Disk Rotors

SRAM Paceline, rounded, centerlock, 160mm