2023 Specialized Aethos Comp vs 2022 Specialized Tarmac SL6
The 61 is the Specialized Tarmac SL6 size closest to your 61 Specialized Aethos Comp. 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 Specialized Tarmac SL6
Compared with the Specialized Aethos Comp in 61, the Specialized Tarmac SL6 in 61 places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket.
- Frame stack
- ±0 mm
- About the same height
- Frame reach
- ±0 mm
- About the same reach
- Wheelbase
- ±0 mm
- About the same
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Aethos Comp, 61Specialized Tarmac SL6, 61Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Aethos Comp 61 | Specialized Tarmac SL6 61 | Difference |
|---|---|---|---|
| Reach | 408mm | 408mm | ±0 mm |
| Stack | 612mm | 612mm | ±0 mm |
| Head tube angle | 74° | 74° | ±0.0° |
| Seat tube angle | 73° | 73° | ±0.0° |
| Chainstay length | 410mm | 410mm | ±0 mm |
| Wheelbase | 1012mm | 1012mm | ±0 mm |
| BB drop | 72mm | 72mm | ±0 mm |
| BB height | 268mm | 268mm | ±0 mm |
| Standover | 824mm | 850mm | +26 mm |
| Seat tube length | 567mm | 570mm | +3 mm |
| Fork length | 369mm | 363mm | −6 mm |
| Head tube length | 204mm | 210mm | +6 mm |
Differences are the Specialized Tarmac SL6 minus the Specialized Aethos Comp. Full charts: 2023 Specialized Aethos Comp, 2022 Specialized Tarmac SL6.
Where each sits in its class
Specialized Aethos CompSpecialized Tarmac SL6
Each bike is ranked against the other road 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 Aethos CompComp | Specialized Tarmac SL6Tarmac SL6 - Shimano Tiagra |
|---|---|---|
| Frame | Specialized Aethos FACT | Specialized Tarmac SL6 |
| Shifter | Shimano 105 R7170 Di2 | Shimano Tiagra |
| Derailleur | Shimano 105 R7150 Di2 | Shimano Tiagra |
| Cassette | Shimano 105 | not listed |
| Chain | Shimano SLX M7100 | KMC X10 |
| Crankset | Specialized FC-R7100 | Shimano Tiagra 4700 |
| Wheelset | DT Swiss R470 | Specialized Axis Sport |
| Tire | Specialized Turbo Pro | Specialized Turbo Pro |
| Brake | Shimano 105 R7170 | Shimano Tiagra BR-4770 |
| Seatpost | Roval Alpinist | not listed |
| Saddle | Specialized Power Sport | Specialized Power Sport |
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
