Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Giant
2015 Giant Defy Advanced 1
Value Guide market data · 2015 Giant Defy Advanced 1
12-month trend
1%
Direction and magnitude, not judgment
vs. category average
8%
Holds value better than category avg
Price over time - 2015 Giant Defy Advanced 1
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Defy model years
2024$11,160 - $12,960▲ 17% vs. 2015
2023$6,045 - $7,020▼ 37% vs. 2015
2022$6,045 - $7,020▼ 37% vs. 2015
2021$6,045 - $7,020▼ 37% vs. 2015
2020$7,254 - $8,424▼ 24% vs. 2015
2019$5,175 - $6,010▼ 46% vs. 2015
2018$8,537 - $9,914▼ 11% vs. 2015
2017$4,371 - $5,076▼ 54% vs. 2015
2016$7,719 - $8,964▼ 19% vs. 2015
2015$9,579 - $11,124Currently viewing
2014$8,161 - $9,477▼ 15% vs. 2015
2013$6,417 - $7,452▼ 33% vs. 2015
2012$6,417 - $7,452▼ 33% vs. 2015
2011$5,441 - $6,318▼ 43% vs. 2015
2010$5,162 - $5,994▼ 46% vs. 2015
2009$3,302 - $3,834▼ 66% vs. 20152015 Defy Advanced 1 lineup
Overview
About this bike
2015 Giant Defy Advanced 1 value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Frame
- Advanced-grade composite, Electronic ready
- Fork
- Advanced-grade composite, Hybrid OverDrive steerer
Drivetrain
- Groupset
- Shimano Ultegra
- Shifters
- Shimano Ultegra
- Front Derailleur
- Shimano Ultegra
- Rear Derailleur
- Shimano Ultegra
- Cassette
- Shimano Ultegra 11x28, 11-speed
- Chain
- KMC X11L
- Crankset
- Shimano Ultegra, 34/50
- Bottom Bracket
- Shimano, Press Fit
- Chainrings
- 50/34
Brakes
- Brakes
- TRP Spyre, Mechanical disc, 160mm
- Brake Levers
- Shimano Ultegra
Cockpit
- Handlebar
- Giant Contact, 31.8mm
- Stem
- Giant Connect
- Seatpost
- Giant D-Fuse, Composite
- Saddle
- Giant Performance Road
Wheels & Tires
- Rims
- Giant P-R2 Disc
- Hubs
- Giant Performance Tracker Road Disc, Sealed bearing, 28h
- Spokes
- Sapim Race, 14/15g
- Tires
- Giant P-R3, Flat Guard Deflect 3, Front and rear specific, 700x25
- Wheel Set
- Giant P-R2 Disc
Accessories
- Accessories & Extras
- RideSense ready
Frame sizing
XS4'10"-5'2"
S5'2"-5'6"
M5'6"-5'10"
L5'10"-6'2"
XL6'2"-6'6"
M highlighted as most common resale size. Sourced from catalog metadata.
Geometry
- Stack
- Varies by size
- Reach
- Varies by size
- Wheelbase
- Varies by size
Industry standard. Sourced from catalog metadata.
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Wheel condition
Inspect rims, hubs, spokes, and bearing play; ask about the tire age and any prior wheel rebuilds.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.
Inspection
Carbon inspection
Tap test the frame, fork, seatpost, and bars for cracks; verify no impact damage near dropouts.
Inspection
Brake hoses & cables
Check hydraulic line bleed, cable housing wear, and confirm rotors are within spec.