2025 Giant Defy Advanced SL vs 2027 Giant Contend SL
The M is the Giant Contend SL size closest to your M Giant Defy Advanced SL. 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 SL in M, the Giant Contend SL in M 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 SL, MGiant Contend SL, MDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Giant Defy Advanced SL M | Giant Contend SL M | Difference |
|---|---|---|---|
| Reach | 380 | 379.8 | −0 mm |
| Stack | 558 | 557.8 | −0 mm |
| Head tube angle | 72.5 | 72.5° | ±0.0° |
| Seat tube angle | 73.5 | 73.5° | ±0.0° |
| Effective top tube | 545 | not listed | |
| Chainstay length | 420 | 420 | ±0 mm |
| Wheelbase | 998 | 997.7 | −0 mm |
| BB drop | 75 | 75 | ±0 mm |
| Standover | 762 | 744 | −18 mm |
| Seat tube length | 480 | 480 | ±0 mm |
| Head tube length | 150 | 150 | ±0 mm |
Differences are the Giant Contend SL minus the Giant Defy Advanced SL. Full charts: 2025 Giant Defy Advanced SL, 2027 Giant Contend SL.
Where each sits in its class
Giant Defy Advanced SLGiant 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 Advanced SLAdvanced SL 0 | Giant Contend SLSL 1 |
|---|---|---|
| Frame | Giant Defy | Giant ALUXX SL-grade |
| Fork | Giant Advanced SL Composite OverDrive Aero | Giant Advanced-Grade |
| Shifter | SRAM RED | Shimano Tiagra R4000 |
| Derailleur | SRAM RED AXS | Shimano Tiagra R4000 |
| Cassette | SRAM Force | Shimano CS-RS400-11 |
| Chain | SRAM RED D1 | KMC X11 |
| Crankset | SRAM RED D1 | Shimano R4000 |
| Chainring | SRAM Red | not listed |
| Bottom bracket | SRAM DUB Pressfit | not listed |
| Wheelset | Cadex 36 | not listed |
| Tire | Cadex Classics | Giant SR 1 |
| Brake | SRAM RED AXS HRD | Shimano Tiagra, Shimano Tiagra R4000 |
| Rotor | SRAM Paceline X | not listed |
| Handlebar | Giant Contact SLR | Giant Contact |
| Stem | Giant Contact SLR Aero Light | Giant Contact AeroLight |
| Grips | Lite 3.0 | Giant Cork |
| Seatpost | Giant D-Fuse SLR | Giant D-Fuse |
| Saddle | Giant Fleet SLR | Giant Grit Core |
| Rim | not listed | Giant ALP |
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