2025 Orbea Orca M30i vs 2027 Trek Madone SL Gen 8
The XL is the Trek Madone SL Gen 8 size closest to your 60 Orbea Orca M30i. 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 Trek Madone SL Gen 8
Compared with the Orbea Orca M30i in 60, the Trek Madone SL Gen 8 in XL places the top of the head tube 6 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 9 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −6 mm
- Lower front end
- Frame reach
- −2 mm
- About the same reach
- Wheelbase
- −9 mm
- Shorter: quicker to change direction
- Head angle
- +0.7°
- Steeper: sharper steering
- Chainstays
- +4 mm
- Longer: more planted
The two frames
Only the Orbea Orca M30i is drawn. The Trek Madone SL Gen 8 numbers we have for size XL are missing the seat angle.
Geometry side by side
| Measurement | Orbea Orca M30i 60 | Trek Madone SL Gen 8 XL | Difference |
|---|---|---|---|
| Reach | 404 | 402 | −2 mm |
| Stack | 616 | 610 | −6 mm |
| Head tube angle | 73.2 | 73.9° | +0.7° |
| Seat tube angle | 73.2 | not listed | |
| Effective top tube | 590 | 584 | −6 mm |
| Chainstay length | 408 | 412 | +4 mm |
| Wheelbase | 1015.6 | 1007 | −9 mm |
| BB drop | 70 | 68 | −2 mm |
| BB height | 270.5 | not listed | |
| Standover | 852.5 | 863 | +11 mm |
| Seat tube length | 570 | 609 | +39 mm |
| Fork length | 365 | not listed | |
| Head tube length | 218.3 | 201 | −17 mm |
Differences are the Trek Madone SL Gen 8 minus the Orbea Orca M30i. Full charts: 2025 Orbea Orca M30i, 2027 Trek Madone SL Gen 8.
Where each sits in its class
Orbea Orca M30iTrek Madone SL Gen 8
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 | Orbea Orca M30iM30i | Trek Madone SL Gen 8SL 6 AXS Gen 8 |
|---|---|---|
| Frame | Orbea ORCA | not listed |
| Fork | Orbea OMR ICR | Trek Madone Gen 8 |
| Shifter | Shimano 105 R7170 | SRAM Rival AXS E1 |
| Derailleur | Shimano 105 R7150 Di2 | SRAM Rival AXS |
| Cassette | Shimano 105 R7100 | SRAM XG1250 |
| Chain | Shimano Deore M6100 | not listed |
| Crankset | Shimano 105 R7100 | SRAM Rival AXS |
| Wheelset | Orbea alloy | Bontrager Aeolus Elite 50 |
| Tire | Vittoria Zafiro V | Bontrager Aeolus Pro |
| Hub | Orbea Thru Axle | not listed |
| Brake | Shimano 105 R7170 | not listed |
| Rotor | Shimano 105 R7170 | SRAM Paceline |
| Handlebar | Orbea RP31-R | not listed |
| Stem | Orbea RP22 | Trek RCS |
| Headset | FSA Integrated Aluminium Cup | not listed |
| Seatpost | SP 0.2 | Trek Madone |
| Saddle | fizik Aliante | Bontrager Aeolus Elite |
| Bottom bracket | not listed | SRAM DUB |
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