2027 Giant Defy Advanced vs 2026 Cervélo Caledonia
The 58 is the Cervélo Caledonia size closest to your XL 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 Cervélo Caledonia
Compared with the Giant Defy Advanced in XL, the Cervélo Caledonia in 58 places the top of the head tube 10 mm lower and 6 mm further back, relative to the bottom bracket. Its wheelbase is 9 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −10 mm
- Lower front end
- Frame reach
- −6 mm
- Shorter frame reach
- Wheelbase
- −9 mm
- Shorter: quicker to change direction
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- −5 mm
- Shorter: livelier
The two frames
Giant Defy Advanced, XLCervélo Caledonia, 58Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Giant Defy Advanced XL | Cervélo Caledonia 58 | Difference |
|---|---|---|---|
| Reach | 402 | 396 | −6 mm |
| Stack | 615 | 605 | −10 mm |
| Head tube angle | 72.5° | 72 | −0.5° |
| Seat tube angle | 73.0° | 73 | ±0.0° |
| Chainstay length | 420 | 415 | −5 mm |
| Wheelbase | 1040 | 1030.7 | −9 mm |
| BB drop | 70 | 71.5 | +2 mm |
| Standover | 841 | 823 | −18 mm |
| Seat tube length | 565 | not listed | |
| Head tube length | 215 | 191.2 | −24 mm |
| Effective top tube | not listed | 581 |
Differences are the Cervélo Caledonia minus the Giant Defy Advanced. Full charts: 2027 Giant Defy Advanced, 2026 Cervélo Caledonia.
Where each sits in its class
Giant Defy AdvancedCervélo 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 AdvancedAdvanced 2 | Cervélo Caledonia105 |
|---|---|---|
| Frame | Giant Advanced-Grade | Cervélo Caledonia |
| Shifter | Shimano 105 | Shimano 105 Di2 |
| Derailleur | Shimano 105 | Shimano 105 Di2 |
| Cassette | Shimano 105 | Shimano 105 |
| Chain | KMC X12L-1 | Shimano SLX M7100 |
| Crankset | Shimano 105 | Shimano 105 |
| Tire | Giant Gavia Fondo 1 | Vittoria Corsa N.Ext Tubeless-Ready |
| Rim | Giant P-R1 | not listed |
| Brake | Shimano 105 Di2, Shimano 105 | Shimano 105 Di2 |
| Handlebar | Giant Contact SL D-Fuse XS:404/380mm | Cervélo HB23 |
| Stem | Giant Contact AeroLight XS:80mm | Cervélo ST36 |
| Grips | Giant Stratus Lite 3.0 | not listed |
| Seatpost | Giant D-Fuse | not listed |
| Saddle | Giant Approach | not listed |
| Chainring | not listed | Shimano 52, Shimano 36 |
| Wheelset | not listed | Vision Team i23 |
| Rotor | not listed | Shimano SM-RT66 |
| Headset | not listed | FSA IS2 |
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