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2018 Giant

Defy Advanced SL 1

A carbon frame endurance bike with high-end components and shimano ultegra hydraulic disc brakes.
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Manufacturer Price

$5,610
FrameCarbon
ForkCarbon
Wheels700c Carbon
Drivetrain2 × 11 Electronic
GroupsetUltegra, Ultegra Di2
BrakesShimano Ultegra Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
Defy Advanced SL 1
Other Endurance bikes
Gearing

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)

39 mph

Defy Advanced SL 1

39 mph

Similar Bikes

Highest gear

(descending)

Reviews

Summary

The Giant Defy is celebrated for its versatility and comfort, making it an excellent choice for endurance road riding. It combines a lively and stiff frame with engineered comfort features like the D-Fuse seatpost and handlebar, ensuring a smooth ride over varied terrain. The bike's handling is praised for its balance and stability, making it suitable for both long rides and fast club outings.

Pros
  • Versatile for different types of road riding

  • Comfortable for long rides with engineered comfort features

  • Lively and stiff frame for efficient power transfer

  • Balanced handling for both uphill and downhill

  • Includes innovative features like D-Fuse seatpost and handlebar

Cons
  • Stealth Stem could frustrate do-it-yourself bike fitters

  • Somewhat twitchy front end without proper fit

  • D-Fuse handlebar’s extremely short reach and shallow drop may not suit all riders

  • 140mm-diameter rotors front and rear may lack braking power for some

Key Quotes
The goal with the Giant Defy range of bikes was to create a line that was more versatile, something that worked well for different types of road riding.
Canadian Cycling Magazine logoCanadian Cycling Magazine
The new Defy Advanced family, which rides much more smoothly and is a little more versatile than before.
Cycling Tips logoCycling Tips
The Defy is Giant’s most popular road bike when it comes to sales, the everyman road offering.
BikeRadar logoBikeRadar
Overall, though, the Defy is everything I’d want in an endurance bike.
BikeRadar logoBikeRadar

Feedback?

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BikeRadar
Giant Defy Advanced 1 review

Jun 2019 · Warren Rossiter

What’s allowed Giant to spec such a premium drivetrain is the mix ‘n’ match nature of this bike’s braking system, which is made up of Giant’s own Conduct hydraulic disc brakes hooked up to the cable-actuated Ultegra brake levers.. .

Highs
  • Smooth ride, great position and good value with it

Lows
  • The cable-hydraulic brake system lacks feel and adds weight up front

Read Review

Cycling Tips
Giant Defy Advanced Pro 0 first-ride review: Super smooth, power meter included - CyclingTips

Jul 2018 · James Huang

Giant’s previous-generation Defy range broke new ground in 2014 by being the first complete range of endurance road bikes from a major manufacturer to exclusively offer disc brakes. It was also a very nice bike, period, but also more of a toned-down road racer than a machine that was purpose-built for performance-oriented comfort. That’s all […]

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VeloNews
Giant Defy Advanced Pro 0

Mar 2017 · William Tracy

With the Defy Advanced Pro 0, Giant targets riders who enjoy all-day rides on challenging terrain.

Read Review

Cyclist
Giant Defy Advanced SL 0 review

Jul 2016 · Peter Stuart

The Giant Defy Advanced SL 0 adds a lot of weight to the disc brake argument.

Read Review

Gran Fondo Magazine
Giant Defy Advanced Pro 0 Review

Jul 2016 · Thomas Seidelmann, Robin Schmitt

How much technology do endurance bikes really need? The Giant Defy Advanced Pro 0 didn’t just throw up a host of fundamental questions...

Read Review

Road Bike Action
BIKE TEST: Giant Defy Advanced SL 0

Nov 2015 · R BA

A bona fide endurance road super bike

Read Review

Velo
Pro Bike Gallery: John Degenkolb’s Giant Defy Advanced SL

Apr 2015 · VeloNews.com

John Degenkolb rides Giant's TCR road bike for the bergs and cobbles of Flanders

Read Review

Bicycling
Buyer's Guide: Giant Defy Advanced 2

Mar 2015 · Ron Koch

This carbon road bike offers a fast, comfortable ride at a solid value

Read Review

Geometry
Specs
Build
Frame

Advanced SL-grade composite, Integrated seatpost

BB StandardBB86/BB92, Press Fit

ColorMatte Carbon Smoke / Grey/neon Orange

Fork

Advanced SL-grade composite, Full-composite OverDrive 2 steerer

Shock

N/A

Bottom Bracket

Shimano, Press Fit

Stem

Giant Contact SLR with Stainless bolts

Handlebar

Giant Contact SLR, 31.8mm

Saddle

Contact SLR Neutral

Seatpost

Advanced SL-grade composite, integrated design

TypeRigid

Pedals

N/A

Groupset
Rear Derailleur

Shimano Ultegra Di2

Front Derailleur

Shimano Ultegra Di2

Crank

Shimano Ultegra, 34/50

Shifters

Shimano Ultegra Di2 Hydraulic

Cassette

Shimano Ultegra 11x34, 11-Speed

Chain

KMC X11SL-1

Brakes

Shimano Ultegra Di2, hydraulic disc, 140mm

TypeShimano Ultegra Hydraulic Disc

Brake Levers

Shimano Ultegra Di2, hydraulic disc

Wheels
Rims

Giant SLR 1 DBL WheelSystem; 30mm deep, 23mm wide, Tubeless, Full composite

Spokes

Giant SLR 1 DBL WheelSystem; Dynamic Balanced Lacing, bladed stainless

Front Hub

Giant SLR 1 DBL WheelSystem; Pawl driver, 12mm axles, [F] 16h [R] 21h

Rear Hub

Giant SLR 1 DBL WheelSystem; Pawl driver, 12mm axles, [F] 16h [R] 21h

Tires

Giant Gavia AC 0 Tubeless, 700x25, Folding

Rider Notes
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First added September 2

Last updated September 2

Not listed for 2,826 days