2025 Giant Defy Advanced vs 2027 Giant Contend SL
The L is the Giant Contend SL size closest to your L Giant Defy Advanced. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Giant Contend SL
Compared with the Giant Defy Advanced in L, the Giant Contend SL in L places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket.
- Frame stack
- −0 mm
- About the same height
- Frame reach
- −0 mm
- About the same reach
- Wheelbase
- +0 mm
- About the same
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Giant Defy Advanced, LGiant Contend SL, LDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Giant Defy Advanced L | Giant Contend SL L | Difference |
|---|---|---|---|
| Reach | 393 | 392.9 | −0 mm |
| Stack | 596 | 595.7 | −0 mm |
| Head tube angle | 72.5 | 72.5° | ±0.0° |
| Seat tube angle | 73.0 | 73.0° | ±0.0° |
| Chainstay length | 420 | 420 | ±0 mm |
| Wheelbase | 1025 | 1025.2 | +0 mm |
| BB drop | 70 | 70 | ±0 mm |
| Standover | 814 | 796 | −18 mm |
| Seat tube length | 535 | 535 | ±0 mm |
| Head tube length | 195 | 195 | ±0 mm |
Differences are the Giant Contend SL minus the Giant Defy Advanced. Full charts: 2025 Giant Defy Advanced, 2027 Giant Contend SL.
Where each sits in its class
Giant Defy AdvancedGiant Contend SL
Each bike is ranked against the other road bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Giant Defy AdvancedAdvanced 0 | Giant Contend SLSL 1 |
|---|---|---|
| Frame | Giant Defy | Giant ALUXX SL-grade |
| Fork | Giant Advanced-Grade Composite, full-composite OverDrive steerer, 12x100mm thru-axle, disc | Giant Advanced-Grade |
| Shifter | Shimano 105 Di2 | Shimano Tiagra R4000 |
| Derailleur | Shimano 105 Di2 | Shimano Tiagra R4000 |
| Cassette | Shimano 105 | Shimano CS-RS400-11 |
| Chain | KMC X12L-1 | KMC X11 |
| Crankset | Shimano 105 | Shimano R4000 |
| Bottom bracket | Shimano press fit | not listed |
| Wheelset | Giant SLR 2 36 | not listed |
| Tire | Giant Gavia Fondo 1 | Giant SR 1 |
| Brake | Shimano 105 Di2 | Shimano Tiagra, Shimano Tiagra R4000 |
| Rotor | Shimano SM-RT70 | not listed |
| Handlebar | Giant Contact SL D-Fuse | Giant Contact |
| Stem | Giant Contact AeroLight | Giant Contact AeroLight |
| Grips | Lite 3.0 | Giant Cork |
| Seatpost | Giant D-Fuse | Giant D-Fuse |
| Saddle | Giant Approach | Giant Grit Core |
| Rim | not listed | Giant ALP |
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