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The Cannondale Topstone Carbon Ultegra RX 2, Cervélo Áspero GRX 1 Disc, and Giant Revolt Advanced 0 are all carbon frame gravel bikes with high-end components and hydraulic disc brakes. The Cervélo has a dropper post and 650b wheels, while the Giant has carbon wheels. Explore the differences below.

2020 Cannondale Topstone Carbon Ultegra RX 2
2020 Cervélo Áspero GRX 1 Disc
2020 Giant Revolt Advanced 0
MSRP$3,300$3,800$3,650
Online Price
$1

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$1

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$1

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CategoryGravelGravelGravel
Weight19.8 lbs18.7 lbs
FrameCarbonCarbonCarbon
ForkCarbonCarbonCarbon
Wheel Size700c650b700c
Wheel MaterialAluminumAluminumCarbon
Brake TypeHydraulic DiscHydraulic DiscHydraulic Disc
GroupsetUltegra, FSA
GRX 800
Ultegra, Praxis
Drivetrain2 × 111 × 112 × 11
Gear Range

Cannondale Topstone Carbon Ultegra RX 2

36 mph

Cervélo Áspero GRX 1 Disc

30 mph

Giant Revolt Advanced 0

38 mph
SeatpostRigidDropperRigid
Brand Sitecannondale.comcervelo.comgiant-bicycles.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$500$1,000$1,500$2,000$2,500$3,000$3,500
Topstone Carbon Ultegra RX 2
Áspero GRX 1 Disc
Revolt Advanced 0

Geometry

Specs
Frame

All-New, BallisTec Carbon, Kingpin suspension system, Proportional Response size-specific construction, Directline internal cable routing, BB30-83 Ai, 142x12 Speed Release thru-axle, flat-mount disc, removable fender bridge, multiple gear/bottle mounts, dropper post compatible, Kingpin suspension system, Proportional Response size-specific construction, Directline internal cable routing, BB30-83 Ai, 142x12 Speed Release thru-axle, Flat-mount disc, Removable fender bridge, Multiple gear/bottle mounts, Dropper post compatible

Carbon fiber

Advanced-Grade Composite, 12x142mm thru-axle, disc

Fork

All-New, BallisTec Carbon, 55mm OutFront offset, SAVE, 1-1/8" to 1.5" steerer, integrated crown race, Directline internal routing, 12x100mm Speed Release thru-axle, flat mount disc, gear/rack/fender mounts

Cervélo All-Carbon, Tapered Áspero Fork

Advanced-Grade Composite, full-composite OverDrive steerer, 12mm thru-axle, disc

Rear Shock

N/A

Bottom Bracket

Cannondale Alloy PressFit30

JY-BB 24

Praxis M30 BB86, press fit

Headset

Integrated, 1.5" lower to 1-1/8" upper w/ reducer, 25mm Alloy top cap

FSA IS2 1-1/8 x 1-1/2

Stem

Cannondale 2, 6061 alloy, 31.8, 6°

Easton EA70 Alloy

Giant Contact, 8-degree

Handlebar

Cannondale 3, butted 6061 alloy, 16 deg flare drop

Easton EC70AX Carbon

Giant Contact XR D-Fuse, 31.85° back sweep, flared drop

Saddle

Fabric Scoop Radius Elite, cro-mo rails

Prologo Dimension NDR T4.0

Giant Contact SL (neutral)

Seatpost

Cannondale 2, carbon, 27.2 x 350mm

TranzX YSI01 50mm Dropper Post

Giant D-Fuse SL, composite

Grips

Cannondale Grip Bar Tape w/Gel, 3.5mm

Groupset
Rear Derailleur

Shimano Ultegra RX GS Shadow Plus

Shimano GRX 812, 11 spd

Shimano Ultegra

Front Derailleur

Shimano Ultegra, braze-on

Shimano Ultegra

Crank

Cannondale 1, BB30a, FSA rings, 46/30

Shimano GRX 810-1 40T

Praxis Zayante Carbon, 32/48

Shifters

Shimano Ultegra hydro disc, 2x11

Shimano GRX RX810, 11 spd

Shimano Ultegra

Cassette

Shimano 105, 11-34, 11-speed

Shimano M8000, 11 spd, 11-40

Shimano Ultegra, 11x34

Chain

Shimano HG601, 11-speed

Shimano CN-HG701, 11 spd

KMC X11SL-1

Brakes

Shimano Ultegra hydro disc, 160/160mm RT54 rotors

Shimano GRX RX810-LA Hydraulic Disc

Shimano Ultegra hydraulic

Brake Levers

Shimano Ultegra hydro disc

Shimano Ultegra hydraulic

Wheels
Rims

WTB KOM Light i23 TCS, 28h, tubeless ready

Easton EA70AX, 28h (F), 28h (R), 24mm IW, Center-Lock, Tubeless Ready

Giant CXR-1 Composite WheelSystem

Spokes

Stainless Steel, 14g (Ai Offset Dish - rear)

Giant CXR-1 WheelSystem

Front Hub

Formula CL-712, 12x100 centerlock

Giant CXR-1 WheelSystem

Rear Hub

Formula RXC-400, 12x142 centerlock

Giant CXR-1 WheelSystem

Tires

WTB Riddler TCS Light, 700 x 37c, tubeless ready

Panaracer Gravel King SK Folding 650Bx48

Maxxis Velocita, 700X40

Disk Rotors

Shimano SM-RT800, 160mm