2026 Cervélo Áspero RX820 vs 2026 Trek Boone
The 56 is the Trek Boone size closest to your 56 Cervélo Áspero RX820. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Trek Boone
Compared with the Cervélo Áspero RX820 in 56, the Trek Boone in 56 places the top of the head tube at about the same height and 10 mm further back, relative to the bottom bracket. Its wheelbase is 8 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- ±0 mm
- About the same height
- Frame reach
- −10 mm
- Shorter frame reach
- Wheelbase
- −8 mm
- Shorter: quicker to change direction
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Only the Cervélo Áspero RX820 is drawn. The Trek Boone numbers we have for size 56 are missing the seat angle.
Geometry side by side
| Measurement | Cervélo Áspero RX820 56 | Trek Boone 56 | Difference |
|---|---|---|---|
| Reach | 397 | 387 | −10 mm |
| Stack | 580 | 580 | ±0 mm |
| Head tube angle | 72 | 72.0° | ±0.0° |
| Seat tube angle | 73 | not listed | |
| Chainstay length | 425 | 425 | ±0 mm |
| Wheelbase | 1028 | 1020 | −8 mm |
| Standover | 757 | 796 | +39 mm |
| Head tube length | 159 | 157 | −2 mm |
| Effective top tube | not listed | 558 | |
| BB drop | not listed | 68 | |
| Seat tube length | not listed | 533 |
Differences are the Trek Boone minus the Cervélo Áspero RX820. Full charts: 2026 Cervélo Áspero RX820, 2026 Trek Boone.
Where each sits in its class
Cervélo Áspero RX820Trek Boone
Each bike is ranked against the other gravel 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 | Cervélo Áspero RX820GRX RX820 | Trek Boone |
|---|---|---|
| Frame | Cervélo Áspero | not listed |
| Shifter | Shimano GRX RX820 820 | not listed |
| Derailleur | Shimano GRX RX820 RX | not listed |
| Cassette | Shimano HG710 | not listed |
| Crankset | Shimano GRX FC-RX600 | not listed |
| Bottom bracket | Cervélo T47a | not listed |
| Wheelset | Reserve 30 GR | not listed |
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