2023 Trek Marlin Gen 2 vs 2025 Giant XTC Advanced 29
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Giant XTC Advanced 29
- Frame stack
- −10 mm
- Lower front end
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- −34 mm
- Shorter: quicker to change direction
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Only the Trek Marlin Gen 2 is drawn. The Giant XTC Advanced 29 numbers we have for size M are missing the reach and chainstay length.
Geometry side by side
| Measurement | Trek Marlin Gen 2 L | Giant XTC Advanced 29 M | Difference |
|---|---|---|---|
| Reach | 451 | not listed | |
| Stack | 611 | 601 | −10 mm |
| Head tube angle | 69.5° | 69.5 | ±0.0° |
| Seat tube angle | 73.0° | 73.5 | +0.5° |
| Effective top tube | 638 | 611 | −27 mm |
| Chainstay length | 438 | not listed | |
| Wheelbase | 1137 | 1103 | −34 mm |
| BB drop | 58 | 58 | ±0 mm |
| BB height | 310 | not listed | |
| Standover | 757 | 764 | +7 mm |
| Seat tube length | 470 | 431 | −39 mm |
| Head tube length | 100 | 95 | −5 mm |
Differences are the Giant XTC Advanced 29 minus the Trek Marlin Gen 2. Full charts: 2023 Trek Marlin Gen 2, 2025 Giant XTC Advanced 29.
Where each sits in its class
Trek Marlin Gen 2Giant XTC Advanced 29
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 | Trek Marlin Gen 24 Gen 2 | Giant XTC Advanced 29Advanced 29 1 |
|---|---|---|
| Frame | Trek Alpha | Giant XTC |
| Fork | SR Suntour XCE 28 | Fox 32 Performance |
| Shifter | Shimano Altus EF500 | Shimano XT M8100 |
| Derailleur | Shimano Tourney TY300 | Shimano XT M8100 SGS |
| Cassette | Shimano TZ500 | Shimano SLX M7100 |
| Chain | KMC Z7 | KMC X-12 |
| Crankset | Shimano Tourney TY301 | Shimano XT M8100 |
| Bottom bracket | VP BC73 | not listed |
| Pedals | VP 536 | not listed |
| Wheelset | Bontrager Connection | Giant XCR 2 |
| Tire | Bontrager XR2 Comp | Maxxis Rekon Race |
| Hub | Formula DC20, Formula DC-31 | not listed |
| Rim | Bontrager Connection | not listed |
| Brake | Tektro MD-M280 | Shimano XT M8100 |
| Handlebar | Bontrager Alloy | Giant Contact XC |
| Stem | Bontrager Comp | Giant Contact SL XC |
| Grips | Bontrager XR Endurance Comp | Giant XC |
| Seatpost | Bontrager Alloy | Giant Contact Switch |
| Saddle | Bontrager Arvada | Giant Grit SL |
| Chainring | not listed | Shimano XT M8100 |
| Rotor | not listed | Giant TR55 |
| Dropper post | not listed | Giant Contact Switch Core |
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