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2023 Giant

Defy Advanced 1

A carbon frame endurance bike with upper mid-range components and giant hydraulic disc brakes.
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Manufacturer Price

$3,900
FrameCarbon
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 12 Electronic
Groupset105 Di2
BrakesGiant Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
Defy Advanced 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 1

39 mph

Similar Bikes

Highest gear

(descending)

Spec Level

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

Compare the full Defy model range

View Comparison
Sizing
SM

5'4" – 5'9"

MD

5'7" – 6'0"

MD/LG

5'9" – 6'2"

LG

6'0" – 6'4"

XL

6'2" – 6'7"

Rider Fit Notes
  • 6'1", size Large, Just right
  • 6'0", size MD/LG, Just right
  • 5'8", size SM, Just right
  • 5'7", size SM, Just right
  • 5'10", size MD, Just right
  • 6'0", size MD/LG, Just right
  • 6'1", size ML, Too small
  • 5'9", size Small, Just right
  • 5'8", size MD, Too large
  • 5'7", size MD, Just right
  • 6'0", size LG, Fits large
  • 6'0", size MD, Just right
  • 5'5", size SM, Just right
  • 5'8", size MD, Just right
  • 6'0", size LG, Just right
  • 5'8", size MD, Fits large
Reviews

Summary

The Giant Defy is an endurance road bike praised for its lightweight design, comfortable ride quality, and versatile performance. It features advanced carbon engineering, such as the D-Fuse seatpost and handlebar, which enhance vibration damping while maintaining efficiency. The bike offers quick handling and stability, with increased tire clearance up to 38mm for added adaptability.

Pros
  • Lightweight

  • Comfortable ride quality

  • Versatile performance

  • Quick handling

  • Increased tire clearance

Cons
  • Proprietary components limit customization

  • Cable routing issues

  • Some models have a high price

Key Quotes
This Defy is faster and more fun than before, but it doesn’t forgo its signature forgiving ride quality.
BikeRadar logoBikeRadar
It almost perfectly balances performance and comfort and the spec list at this price point is almost unbeatable.
Cycling Weekly logoCycling Weekly
Giant has struck an excellent balance to keep the Defy confident without it becoming dull.
Cyclist logoCyclist
Giant’s revamped carbon fiber Defy Advanced ticks an awful lot of boxes.
Escape Collective logoEscape Collective
The GIANT Defy Advanced SL is a sporty all-road bike for everything from poorly maintained asphalt to well-groomed woodland paths.
Gran Fondo Magazine logoGran Fondo Magazine

Feedback?

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Gran Fondo Magazine
2024 GIANT Defy Advanced SL – More than just a pretty face?

Apr 2024 · Martin Staffa

Lightweight, comfortable, and fast. The 5th generation of the GIANT Defy promises all this and more. Can the endurance bike deliver, or is its beauty just skin deep?

Highs
  • Racy, stylish, and modern look

  • Efficient acceleration

  • Excellent climber

  • High fun factor

Lows
  • Lack of attention to some small details like the stem bolts

  • Bar tape is too short

Read Review

road.cc
Giant Defy Advanced 1 2023

Sep 2023 · John Stevenson

Excellent do-almost-everything endurance bike; practically the type specimen for the genre

Highs
  • Perfect handling for all-day riding

  • Versatile; unfazed by dirt roads and easier trails

  • 12-speed Shimano 105 Di2 is excellent and massively tunable

  • Set up for tubeless, just add sealant

Lows
  • Heavy wheels

  • Even wider gear range would be nice

Read Review

BikeRadar
Giant Defy Advanced SL 0 review

Sep 2023 · Warren Rossiter

The fast, flighty, flagship Defy is pure road bike heaven

Highs
  • Light

  • Smooth

  • Superbike specification

  • Sublime handling

Lows
  • Press fit bottom bracket may divide opinion

Read Review

Escape Collective
Review: 2024 Giant Defy Advanced stays the course with steady refinements - Escape Collective

Sep 2023 · James Huang

Giant’s fifth-generation premium carbon fiber endurance road bike, updated with a lighter chassis, additional tire clearance, and a more refined ride quality.

Highs
  • Impressively lightweight

  • Composed ride quality

  • Quick handling

  • Some semblance of cockpit customization

  • Looks brilliant.

Lows
  • Composed-but-not-cushy ride quality

  • Handling is arguably too quick

  • Questionable wheelset spec

  • Still a proprietary stem.

Read Review

Velo
Giant releases new Defy: An endurance road bike from the worlds largest bicycle brand

Sep 2023 · Troy Templin

The Giant Defy is for going longer. It’s for climbing higher, riding faster, and doing it all with confidence and smooth control.

Read Review

Cycling Weekly
Giant Defy Advanced 1

Jul 2020 · James Bracey

Giant's Defy moves into more versatile territory with an updated frame and bigger tyre volume

Highs
  • Value

  • Comfort

  • Versatility

Lows
  • Cable routing

  • Saddle

Read Review

Cyclist
Giant Defy Advanced Pro 1 review

Mar 2020 · Peter Stuart

Giant’s latest Defy is future-proof, versatile, fast and far less expensive than equivalently specced alternatives

Highs
  • Fast

  • 32mm tyres

  • Predictable handling

  • Well priced

Lows
  • Slightly heavy

  • Fiddly seatpost bolt

Read Review

Geometry
Specs
Build
Frame

Advanced-Grade Composite, disc

BB StandardBB86/BB92, Press Fit

Tire Clearance35c

ColorOrion Nebula

Fork

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

Shock

N/A

Bottom Bracket

Shimano, press fit

Stem

Giant Contact XS:80mm, S:90mm, M:100mm, M/L:100mm, L:110mm, XL:110mm

Handlebar

Giant Contact SL D-Fuse XS:40cm, S:40cm, M:42cm, M/L:42cm, L:44cm, XL:44cm

Saddle

Giant Approach

Seatpost

Giant D-Fuse, composite, 14mm offset

TypeRigid

Pedals

N/A

Grips

Stratus Lite 3.0

Groupset
Rear Derailleur

Shimano 105 Di2

Front Derailleur

Shimano 105 Di2

Crank

Shimano FC-RS520, 34/50 XS:170mm, S:170mm, M:172.5mm, M/L:172.5mm, L:175mm, XL:175mm

Shifters

Shimano 105 Di2

Cassette

Shimano 105, 12-speed, 11x34

Chain

KMC X12

Brakes

Shimano 105 Di2 hydraulic, Giant MPH rotors [F]160mm, [R]140mm

TypeGiant Hydraulic Disc

Brake Levers

Shimano 105 Di2

Wheels
Rims

Giant P-R2 Disc wheelset, alloy

Spokes

Sapim

Front Hub

Giant alloy, 12mm thru-axle

Rear Hub

Giant alloy, 12mm thru-axle

Tires

Giant Gavia Fondo 1, tubeless, 700x32c (33.5mm), folding

Accessories
Fenders

Compatible with RGX 38 fender (sold separately)

Rider Notes
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First added October 29

Last updated September 9

Not listed for 262 days