2025 Giant Defy Advanced SL vs 2026 Cervélo Caledonia
The 54 is the Cervélo Caledonia 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 Cervélo Caledonia
Compared with the Giant Defy Advanced SL in M, the Cervélo Caledonia in 54 places the top of the head tube 3 mm lower and about as far forward, relative to the bottom bracket.
- Frame stack
- −3 mm
- Lower front end
- Frame reach
- −2 mm
- About the same reach
- Wheelbase
- −3 mm
- About the same
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- −5 mm
- Shorter: livelier
The two frames
Giant Defy Advanced SL, MCervélo Caledonia, 54Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Giant Defy Advanced SL M | Cervélo Caledonia 54 | Difference |
|---|---|---|---|
| Reach | 380 | 378 | −2 mm |
| Stack | 558 | 555 | −3 mm |
| Head tube angle | 72.5 | 72 | −0.5° |
| Seat tube angle | 73.5 | 73.5 | ±0.0° |
| Effective top tube | 545 | 543 | −2 mm |
| Chainstay length | 420 | 415 | −5 mm |
| Wheelbase | 998 | 995.2 | −3 mm |
| BB drop | 75 | 74 | −1 mm |
| Standover | 762 | 773 | +11 mm |
| Seat tube length | 480 | not listed | |
| Head tube length | 150 | 136 | −14 mm |
Differences are the Cervélo Caledonia minus the Giant Defy Advanced SL. Full charts: 2025 Giant Defy Advanced SL, 2026 Cervélo Caledonia.
Where each sits in its class
Giant Defy Advanced SLCervélo Caledonia
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 | Cervélo Caledonia105 |
|---|---|---|
| Frame | Giant Defy | Cervélo Caledonia |
| Fork | Giant Advanced SL Composite OverDrive Aero | not listed |
| Shifter | SRAM RED | Shimano 105 Di2 |
| Derailleur | SRAM RED AXS | Shimano 105 Di2 |
| Cassette | SRAM Force | Shimano 105 |
| Chain | SRAM RED D1 | Shimano SLX M7100 |
| Crankset | SRAM RED D1 | Shimano 105 |
| Chainring | SRAM Red | Shimano 52, Shimano 36 |
| Bottom bracket | SRAM DUB Pressfit | not listed |
| Wheelset | Cadex 36 | Vision Team i23 |
| Tire | Cadex Classics | Vittoria Corsa N.Ext Tubeless-Ready |
| Brake | SRAM RED AXS HRD | Shimano 105 Di2 |
| Rotor | SRAM Paceline X | Shimano SM-RT66 |
| Handlebar | Giant Contact SLR | Cervélo HB23 |
| Stem | Giant Contact SLR Aero Light | Cervélo ST36 |
| Grips | Lite 3.0 | not listed |
| Seatpost | Giant D-Fuse SLR | not listed |
| Saddle | Giant Fleet SLR | not listed |
| Headset | not listed | FSA IS2 |
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
