2025 Specialized Rockhopper 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
- +13 mm
- Higher front end
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- +28 mm
- Longer: steadier at speed
- Head angle
- +1.5°
- Steeper: sharper steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Only the Specialized Rockhopper 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 M - 27.5 | Giant XTC Advanced 29 XL | Difference |
|---|---|---|---|
| Reach | 425mm | not listed | |
| Stack | 616mm | 629 | +13 mm |
| Head tube angle | 68.5° | 70 | +1.5° |
| Seat tube angle | 73.5° | 73.5 | ±0.0° |
| Effective top tube | 608mm | 662 | +54 mm |
| Chainstay length | 440mm | not listed | |
| Wheelbase | 1128mm | 1156 | +28 mm |
| BB drop | 62mm | 58 | −4 mm |
| BB height | 310 | not listed | |
| Standover | 754mm | 829 | +75 mm |
| Seat tube length | not listed | 525 | |
| Fork length | 515mm | not listed | |
| Head tube length | 95mm | 115 | +20 mm |
Differences are the Giant XTC Advanced 29 minus the Specialized Rockhopper. Full charts: 2025 Specialized Rockhopper, 2025 Giant XTC Advanced 29.
Where each sits in its class
Specialized RockhopperGiant 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 RockhopperRockhopper | Giant XTC Advanced 29Advanced 29 1 |
|---|---|---|
| Frame | Specialized A1 | Giant XTC |
| Fork | SR Suntour XCM | Fox 32 Performance |
| Shifter | Shimano Altus | Shimano XT M8100 |
| Derailleur | Shimano Altus M2020, Shimano Altus M2000 | Shimano XT M8100 SGS |
| Cassette | SunRace 11-36 | Shimano SLX M7100 |
| Chain | KMC X9EPT | KMC X-12 |
| Crankset | Specialized Stout | Shimano XT M8100 |
| Pedals | Specialized Flat Pedal | not listed |
| Wheelset | Formula SP-2125 | Giant XCR 2 |
| Tire | Specialized Fast Trak Sport | Maxxis Rekon Race |
| Hub | Formula SP-2125 | not listed |
| Brake | Shimano MT200 | Shimano XT M8100 |
| Rotor | Shimano MT200 | Giant TR55 |
| Handlebar | Specialized Mini Rise | Giant Contact XC |
| Stem | Specialized Stout | Giant Contact SL XC |
| Grips | Specialized Trail | Giant XC |
| Saddle | Specialized Bridge Sport | Giant Grit SL |
| Chainring | not listed | Shimano XT M8100 |
| Dropper post | not listed | Giant Contact Switch Core |
| Seatpost | not listed | Giant Contact Switch |
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
