2024 Specialized Rockhopper Comp vs 2023 Trek Marlin Gen 2
The M is the Trek Marlin Gen 2 size closest to your S - 29 Specialized Rockhopper Comp. 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 Marlin Gen 2
Compared with the Specialized Rockhopper Comp in S - 29, the Trek Marlin Gen 2 in M places the top of the head tube 13 mm higher and 3 mm further forward, relative to the bottom bracket. Its wheelbase is 18 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +13 mm
- Higher front end
- Frame reach
- +3 mm
- Longer frame reach
- Wheelbase
- −18 mm
- Shorter: quicker to change direction
- Head angle
- +1.5°
- Steeper: sharper steering
- Chainstays
- −2 mm
- About the same
The two frames
Specialized Rockhopper Comp, S - 29Trek Marlin Gen 2, MDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Rockhopper Comp S - 29 | Trek Marlin Gen 2 M | Difference |
|---|---|---|---|
| Reach | 415mm | 418 | +3 mm |
| Stack | 589mm | 602 | +13 mm |
| Head tube angle | 68° | 69.5° | +1.5° |
| Seat tube angle | 73.5° | 73.0° | −0.5° |
| Chainstay length | 440mm | 438 | −2 mm |
| Wheelbase | 1118mm | 1100 | −18 mm |
| Standover | 735mm | 748 | +13 mm |
| Seat tube length | 400mm | 419 | +19 mm |
| Fork length | 495mm | not listed | |
| Head tube length | 105mm | 90 | −15 mm |
| Effective top tube | not listed | 602 | |
| BB drop | not listed | 58 | |
| BB height | not listed | 310 |
Differences are the Trek Marlin Gen 2 minus the Specialized Rockhopper Comp. Full charts: 2024 Specialized Rockhopper Comp, 2023 Trek Marlin Gen 2.
Where each sits in its class
Specialized Rockhopper CompTrek Marlin Gen 2
Each bike is ranked against the other XC 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 | Specialized Rockhopper CompComp | Trek Marlin Gen 24 Gen 2 |
|---|---|---|
| Frame | Specialized A1 premium butted | Trek Alpha |
| Fork | RockShox Judy | SR Suntour XCE 28 |
| Shifter | Shimano Deore | Shimano Altus EF500 |
| Derailleur | Shimano Deore | Shimano Tourney TY300 |
| Cassette | SunRace 11-46t | Shimano TZ500 |
| Chain | KMC X10 | KMC Z7 |
| Crankset | Specialized Stout | Shimano Tourney TY301 |
| Wheelset | Formula DC | Bontrager Connection |
| Tire | Specialized Fast Trak Sport | Bontrager XR2 Comp |
| Hub | Formula DC-20 front, Formula DC-22 rear | Formula DC20, Formula DC-31 |
| Rim | Specialized hookless | Bontrager Connection |
| Brake | Shimano MT200 | Tektro MD-M280 |
| Rotor | Shimano MT200 | not listed |
| Handlebar | Specialized alloy | Bontrager Alloy |
| Stem | Specialized Stout | Bontrager Comp |
| Grips | Specialized Trail | Bontrager XR Endurance Comp |
| Saddle | Specialized Bridge Sport | Bontrager Arvada |
| Bottom bracket | not listed | VP BC73 |
| Pedals | not listed | VP 536 |
| Seatpost | not listed | Bontrager Alloy |
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