2025 Trek Domane AL Gen 4 vs 2026 Giant Contend AR
The Giant Contend AR size closest to your 54 is the S. Compare the S instead
What changes on the Giant Contend AR
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- +1.2°
- Steeper: sharper steering
- Chainstays
- +2 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Domane AL Gen 4 numbers we have for size 54 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Domane AL Gen 4 54 | Giant Contend AR ML | Difference |
|---|---|---|---|
| Reach | 374 | not listed | |
| Stack | 575 | not listed | |
| Head tube angle | 71.3° | 72.5 | +1.2° |
| Effective top tube | 542 | not listed | |
| Chainstay length | 420 | 422 | +2 mm |
| Wheelbase | 1010 | not listed | |
| BB drop | 80 | 80 | ±0 mm |
| Standover | 754 | not listed | |
| Seat tube length | 500 | not listed | |
| Head tube length | 160 | not listed | |
| Seat tube angle | not listed | 73.0 |
Differences are the Giant Contend AR minus the Trek Domane AL Gen 4. Full charts: 2025 Trek Domane AL Gen 4, 2026 Giant Contend AR.
Where each sits in its class
Trek Domane AL Gen 4Giant Contend AR
AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted
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 AL Gen 4AL 2 Gen 4 | Giant Contend ARAR 1 |
|---|---|---|
| Fork | Trek Domane AL | Giant Advanced-Grade Composite, full-composite OverDrive steerer, 12x100mm thru-axle, disc |
| Wheelset | Bontrager Paradigm 23 | Giant P-R2 Disc |
| Tire | Bontrager Kwaremont Comp | Giant Gavia Fondo 2 |
| Frame | not listed | Giant Contend |
| Shifter | not listed | Shimano 105 Di2 |
| Derailleur | not listed | Shimano 105 Di2 |
| Cassette | not listed | Shimano 105 |
| Chain | not listed | KMC X12L-1 |
| Crankset | not listed | Shimano 105 |
| Bottom bracket | not listed | Shimano BB-RS501 |
| Brake | not listed | Shimano 105 Di2 |
| Rotor | not listed | Giant MPH |
| Handlebar | not listed | Giant D-Fuse SL |
| Stem | not listed | Giant Contact |
| Grips | not listed | Velo Cork tape with gel |
| Headset | not listed | Giant OverDrive |
| Seatpost | not listed | Giant D-Fuse |
| Saddle | not listed | Giant Approach |
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
