2021 Trek Domane SLR vs 2022 Giant Defy Advanced Pro AX
The L is the Giant Defy Advanced Pro AX size closest to your 58 Trek Domane SLR. 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 AX
Compared with the Trek Domane SLR in 58, the Giant Defy Advanced Pro AX in L places the top of the head tube 6 mm lower and 10 mm further forward, relative to the bottom bracket. Its wheelbase is 3 mm longer, which can contribute to stability at speed.
- Frame stack
- −6 mm
- Lower front end
- Frame reach
- +10 mm
- Longer frame reach
- Wheelbase
- +3 mm
- Longer: steadier at speed
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- −5 mm
- Shorter: livelier
The two frames
We can't draw these frames yet. The Trek Domane SLR numbers we have for size 58 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Domane SLR 58 | Giant Defy Advanced Pro AX L | Difference |
|---|---|---|---|
| Reach | 380 | 390 | +10 mm |
| Stack | 611 | 605 | −6 mm |
| Head tube angle | 72.0° | 72.5 | +0.5° |
| Effective top tube | 567 | 575 | +8 mm |
| Chainstay length | 425 | 420 | −5 mm |
| Wheelbase | 1022 | 1025 | +3 mm |
| BB drop | 78 | 70 | −8 mm |
| Standover | 796 | 835 | +39 mm |
| Seat tube length | 548 | 535 | −13 mm |
| Head tube length | 195 | 205 | +10 mm |
| Seat tube angle | not listed | 73.0 |
Differences are the Giant Defy Advanced Pro AX minus the Trek Domane SLR. Full charts: 2021 Trek Domane SLR, 2022 Giant Defy Advanced Pro AX.
Where each sits in its class
Trek Domane SLRGiant Defy Advanced Pro AX
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 | Trek Domane SLRSLR 6 | Giant Defy Advanced Pro AXAdvanced Pro 2 AX |
|---|---|---|
| Frame | Trek OCLV | Giant Defy |
| Fork | Trek Domane SLR | Giant OverDrive 2 |
| Shifter | Shimano Ultegra R8020 | SRAM Rival |
| Derailleur | Shimano Ultegra R8000 | SRAM Rival AXS |
| Cassette | Shimano Ultegra HG800-11 | SRAM Rival |
| Chain | Shimano Ultegra HG701 | SRAM Rival D1 |
| Crankset | Shimano Ultegra R8000 | SRAM Rival D1 Wide |
| Wheelset | Bontrager Aeolus Pro 3V | Giant SLR 2 36 Carbon Disc |
| Tire | Bontrager R3 Hard-Case Lite | Giant Gavia Fondo 1 |
| Brake | Shimano Ultegra | SRAM Rival AXS E1 |
| Handlebar | Bontrager Pro IsoCore VR-CF | Giant Contact SL |
| Seatpost | Bontrager Seatmast Cap | Giant D-Fuse SL |
| Saddle | Bontrager P3 Verse Elite | Giant Fleet SL |
| Bottom bracket | not listed | SRAM DUB GX |
| Rotor | not listed | SRAM Paceline |
| Stem | not listed | Giant Contact SL |
| Grips | not listed | Lite 3.0 |
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