2026 Specialized Rockhopper Comp 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
- +40 mm
- Higher front end
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- +38 mm
- Longer: steadier at speed
- Head angle
- +2.0°
- Steeper: sharper steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Only the Specialized Rockhopper Comp is drawn. The Giant XTC Advanced 29 numbers we have for size XL are missing the reach and chainstay length.
Geometry side by side
| Measurement | Specialized Rockhopper Comp M-27.5 | Giant XTC Advanced 29 XL | Difference |
|---|---|---|---|
| Reach | 415 | not listed | |
| Stack | 589 | 629 | +40 mm |
| Head tube angle | 68 | 70 | +2.0° |
| Seat tube angle | 73.5 | 73.5 | ±0.0° |
| Effective top tube | 589 | 662 | +73 mm |
| Chainstay length | 440 | not listed | |
| Wheelbase | 1118 | 1156 | +38 mm |
| BB drop | 43 | 58 | +15 mm |
| BB height | 310 | not listed | |
| Standover | 735 | 829 | +94 mm |
| Seat tube length | 400 | 525 | +125 mm |
| Head tube length | 105 | 115 | +10 mm |
Differences are the Giant XTC Advanced 29 minus the Specialized Rockhopper Comp. Full charts: 2026 Specialized Rockhopper Comp, 2025 Giant XTC Advanced 29.
Where each sits in its class
Specialized Rockhopper CompGiant 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 | Specialized Rockhopper CompComp | Giant XTC Advanced 29Advanced 29 1 |
|---|---|---|
| Frame | Specialized Rockhopper | Giant XTC |
| Fork | RockShox Judy Silver Solo Air | Fox 32 Performance |
| Shifter | Shimano Deore M6100 | Shimano XT M8100 |
| Derailleur | Shimano Deore M6100 Shadow Plus | Shimano XT M8100 SGS |
| Cassette | SunRace 11-51 | Shimano SLX M7100 |
| Chain | KMC X12EPT | KMC X-12 |
| Crankset | Specialized Stout Pro | Shimano XT M8100 |
| Pedals | Specialized platform | not listed |
| Wheelset | Formula DC-20 / DC-22 / Specialized Alloy | Giant XCR 2 |
| Tire | Specialized Ground Control 2BR | Maxxis Rekon Race |
| Brake | Shimano MT200 | Shimano XT M8100 |
| Handlebar | Specialized alloy, 9-degree backsweep, 15mm rise, 31.8mm | Giant Contact XC |
| Stem | Specialized Stout | Giant Contact SL XC |
| Grips | Specialized Trail | Giant XC |
| Seatpost | Alloy, 2-bolt clamp, 30.9mm | Giant Contact Switch |
| Saddle | Specialized Bridge Sport | 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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