2023 Giant Defy Advanced vs 2025 Giant Contend AR
The S is the Giant Contend AR size closest to your S 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 AR
Compared with the Giant Defy Advanced in S, the Giant Contend AR in S places the top of the head tube 13 mm higher and about as far forward, relative to the bottom bracket.
- Frame stack
- +13 mm
- Higher front end
- Frame reach
- +1 mm
- About the same reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- n/a
- One of the bikes has no number for this
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
We can't draw these frames yet. The Giant Defy Advanced numbers we have for size S are missing the head angle, seat angle, chainstay length and wheelbase. The numbers below still compare.
Geometry side by side
| Measurement | Giant Defy Advanced S | Giant Contend AR S | Difference |
|---|---|---|---|
| Reach | 374 | 375 | +1 mm |
| Stack | 546 | 559 | +13 mm |
| Head tube angle | not listed | 71.8° | |
| Seat tube angle | not listed | 74.0° | |
| Chainstay length | not listed | 422 | |
| Wheelbase | not listed | 1003 | |
| BB drop | not listed | 80 | |
| Standover | not listed | 759 | |
| Seat tube length | not listed | 445 | |
| Head tube length | not listed | 135 |
Differences are the Giant Contend AR minus the Giant Defy Advanced. Full charts: 2023 Giant Defy Advanced, 2025 Giant Contend AR.
Where each sits in its class
Giant Defy AdvancedGiant Contend AR
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 1 | Giant Contend AR4 |
|---|---|---|
| Frame | Giant Defy | Giant ALUXX-grade |
| Fork | Giant OverDrive | Giant Advanced-Grade |
| Shifter | Shimano 105 Di2 | Shimano Claris |
| Derailleur | Shimano 105 Di2 | Shimano Claris |
| Cassette | Shimano 105 | Shimano CS-HG50 Deore |
| Chain | KMC X-12 | KMC Z72 |
| Crankset | Shimano FC-RS520 | FSA Tempo |
| Chainring | Shimano RS520 | not listed |
| Bottom bracket | Shimano press fit | not listed |
| Wheelset | Giant P-R2 Disc | not listed |
| Tire | Giant Gavia Fondo 1 | Giant S-R3 AC |
| Brake | Shimano 105 Di2 | Tektro MD-C550, Shimano Claris |
| Rotor | Tektro rotor | not listed |
| Handlebar | Giant Contact SL D-Fuse | Giant Connect XS:40cm |
| Stem | Giant Contact | Giant Sport XS:80mm |
| Grips | Giant Stratus Lite 3.0 | Velo cork tape |
| Seatpost | Giant D-Fuse | Giant D-Fuse |
| Saddle | Giant Approach | Giant Approach |
| Rim | not listed | Giant S-R2 |
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