2025 Giant XTC Advanced 29 vs 2023 Trek Marlin Gen 2
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Trek Marlin Gen 2
- Frame stack
- −27 mm
- Lower front end
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- −40 mm
- Shorter: quicker to change direction
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
We can't draw these frames yet. The Giant XTC Advanced 29 numbers we have for size XL are missing the reach and chainstay length. The numbers below still compare.
Geometry side by side
| Measurement | Giant XTC Advanced 29 XL | Trek Marlin Gen 2 ML | Difference |
|---|---|---|---|
| Stack | 629 | 602 | −27 mm |
| Head tube angle | 70 | 69.5° | −0.5° |
| Seat tube angle | 73.5 | 73.0° | −0.5° |
| Effective top tube | 662 | 618 | −44 mm |
| Wheelbase | 1156 | 1116 | −40 mm |
| BB drop | 58 | 58 | ±0 mm |
| Standover | 829 | 758 | −71 mm |
| Seat tube length | 525 | 444 | −81 mm |
| Head tube length | 115 | 90 | −25 mm |
| Reach | not listed | 434 | |
| Chainstay length | not listed | 438 | |
| BB height | not listed | 310 |
Differences are the Trek Marlin Gen 2 minus the Giant XTC Advanced 29. Full charts: 2025 Giant XTC Advanced 29, 2023 Trek Marlin Gen 2.
Where each sits in its class
Giant XTC Advanced 29Trek Marlin Gen 2
AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted
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 | Giant XTC Advanced 29Advanced 29 1 | Trek Marlin Gen 24 Gen 2 |
|---|---|---|
| Frame | Giant XTC | Trek Alpha |
| Fork | Fox 32 Performance | SR Suntour XCE 28 |
| Shifter | Shimano XT M8100 | Shimano Altus EF500 |
| Derailleur | Shimano XT M8100 SGS | Shimano Tourney TY300 |
| Cassette | Shimano SLX M7100 | Shimano TZ500 |
| Chain | KMC X-12 | KMC Z7 |
| Crankset | Shimano XT M8100 | Shimano Tourney TY301 |
| Chainring | Shimano XT M8100 | not listed |
| Wheelset | Giant XCR 2 | Bontrager Connection |
| Tire | Maxxis Rekon Race | Bontrager XR2 Comp |
| Brake | Shimano XT M8100 | Tektro MD-M280 |
| Rotor | Giant TR55 | not listed |
| Handlebar | Giant Contact XC | Bontrager Alloy |
| Stem | Giant Contact SL XC | Bontrager Comp |
| Grips | Giant XC | Bontrager XR Endurance Comp |
| Dropper post | Giant Contact Switch Core | not listed |
| Seatpost | Giant Contact Switch | Bontrager Alloy |
| Saddle | Giant Grit SL | Bontrager Arvada |
| Bottom bracket | not listed | VP BC73 |
| Pedals | not listed | VP 536 |
| Hub | not listed | Formula DC20, Formula DC-31 |
| Rim | not listed | Bontrager Connection |
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