2026 Cervélo Caledonia vs 2024 Giant Defy Advanced Pro
The S is the Giant Defy Advanced Pro size closest to your 51 Cervélo Caledonia. 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 Defy Advanced Pro
Compared with the Cervélo Caledonia in 51, the Giant Defy Advanced Pro in S places the top of the head tube 11 mm higher and 6 mm further forward, relative to the bottom bracket.
- Frame stack
- +11 mm
- Higher front end
- Frame reach
- +6 mm
- Longer frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- +0.3°
- About the same head angle
- Chainstays
- +5 mm
- Longer: more planted
The two frames
Only the Cervélo Caledonia is drawn. The Giant Defy Advanced Pro numbers we have for size S are missing the wheelbase.
Geometry side by side
| Measurement | Cervélo Caledonia 51 | Giant Defy Advanced Pro S | Difference |
|---|---|---|---|
| Reach | 369 | 375 | +6 mm |
| Stack | 530 | 541 | +11 mm |
| Head tube angle | 71.5 | 71.8 | +0.3° |
| Seat tube angle | 74 | 74.0 | ±0.0° |
| Effective top tube | 522 | not listed | |
| Chainstay length | 415 | 420 | +5 mm |
| Wheelbase | 984.5 | not listed | |
| BB drop | 76.5 | not listed | |
| Standover | 741 | not listed | |
| Head tube length | 109.9 | 135 | +25 mm |
Differences are the Giant Defy Advanced Pro minus the Cervélo Caledonia. Full charts: 2026 Cervélo Caledonia, 2024 Giant Defy Advanced Pro.
Where each sits in its class
Cervélo CaledoniaGiant Defy Advanced Pro
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 | Cervélo Caledonia105 | Giant Defy Advanced ProAdvanced Pro 2 |
|---|---|---|
| Frame | Cervélo Caledonia | Giant Defy |
| Shifter | Shimano 105 Di2 | Shimano 105 Di2 |
| Derailleur | Shimano 105 Di2 | Shimano 105 Di2 |
| Cassette | Shimano 105 | Shimano 105 |
| Chain | Shimano SLX M7100 | KMC X12L-1 |
| Crankset | Shimano 105 | Shimano 105 |
| Chainring | Shimano 52, Shimano 36 | Shimano 105 |
| Wheelset | Vision Team i23 | Giant SLR 2 36 |
| Tire | Vittoria Corsa N.Ext Tubeless-Ready | Giant Gavia Fondo 1 |
| Brake | Shimano 105 Di2 | Shimano 105 Di2 |
| Rotor | Shimano SM-RT66 | Shimano SM-RT70 |
| Handlebar | Cervélo HB23 | Giant Contact SL |
| Stem | Cervélo ST36 | Giant Contact SL |
| Headset | FSA IS2 | not listed |
| Fork | not listed | Giant OverDrive Aero |
| Grips | not listed | Lite 3.0 |
| Seatpost | not listed | Giant D-Fuse SL |
| Saddle | not listed | Giant Fleet SL |
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