2025 Giant XTC Advanced 29 vs 2026 Specialized Rockhopper Comp
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Specialized Rockhopper Comp
- Frame stack
- −12 mm
- Lower front end
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- +34 mm
- Longer: steadier at speed
- Head angle
- −1.5°
- 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 S are missing the reach and chainstay length. The numbers below still compare.
Geometry side by side
| Measurement | Giant XTC Advanced 29 S | Specialized Rockhopper Comp M-27.5 | Difference |
|---|---|---|---|
| Stack | 601 | 589 | −12 mm |
| Head tube angle | 69.5 | 68 | −1.5° |
| Seat tube angle | 73.5 | 73.5 | ±0.0° |
| Effective top tube | not listed | 589 | |
| Wheelbase | 1084 | 1118 | +34 mm |
| BB drop | 58 | 43 | −15 mm |
| Standover | 737 | 735 | −2 mm |
| Seat tube length | 380 | 400 | +20 mm |
| Head tube length | 95 | 105 | +10 mm |
| Reach | not listed | 415 | |
| Chainstay length | not listed | 440 | |
| BB height | not listed | 310 |
Differences are the Specialized Rockhopper Comp minus the Giant XTC Advanced 29. Full charts: 2025 Giant XTC Advanced 29, 2026 Specialized Rockhopper Comp.
Where each sits in its class
Giant XTC Advanced 29Specialized Rockhopper Comp
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 | Specialized Rockhopper CompComp |
|---|---|---|
| Frame | Giant XTC | Specialized Rockhopper |
| Fork | Fox 32 Performance | RockShox Judy Silver Solo Air |
| Shifter | Shimano XT M8100 | Shimano Deore M6100 |
| Derailleur | Shimano XT M8100 SGS | Shimano Deore M6100 Shadow Plus |
| Cassette | Shimano SLX M7100 | SunRace 11-51 |
| Chain | KMC X-12 | KMC X12EPT |
| Crankset | Shimano XT M8100 | Specialized Stout Pro |
| Chainring | Shimano XT M8100 | not listed |
| Wheelset | Giant XCR 2 | Formula DC-20 / DC-22 / Specialized Alloy |
| Tire | Maxxis Rekon Race | Specialized Ground Control 2BR |
| Brake | Shimano XT M8100 | Shimano MT200 |
| Rotor | Giant TR55 | not listed |
| Handlebar | Giant Contact XC | Specialized alloy, 9-degree backsweep, 15mm rise, 31.8mm |
| Stem | Giant Contact SL XC | Specialized Stout |
| Grips | Giant XC | Specialized Trail |
| Dropper post | Giant Contact Switch Core | not listed |
| Seatpost | Giant Contact Switch | Alloy, 2-bolt clamp, 30.9mm |
| Saddle | Giant Grit SL | Specialized Bridge Sport |
| Pedals | not listed | Specialized platform |
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