2019 Specialized Allez Sprint Comp Disc vs 2020 Specialized Tarmac SL6
The Specialized Tarmac SL6 size closest to your 54 is the 54. Compare the 54 instead
What changes on the Specialized Tarmac SL6
Compared with the Specialized Allez Sprint Comp Disc in 54, the Specialized Tarmac SL6 in 56 places the top of the head tube 27 mm higher and 10 mm further forward, relative to the bottom bracket. Its wheelbase is 11 mm longer, which can contribute to stability at speed.
- Frame stack
- +27 mm
- Higher front end
- Frame reach
- +10 mm
- Longer frame reach
- Wheelbase
- +11 mm
- Longer: steadier at speed
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Allez Sprint Comp Disc, 54Specialized Tarmac SL6, 56Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Allez Sprint Comp Disc 54 | Specialized Tarmac SL6 56 | Difference |
|---|---|---|---|
| Reach | 385mm | 395mm | +10 mm |
| Stack | 538mm | 565mm | +27 mm |
| Head tube angle | 73° | 73.5° | +0.5° |
| Seat tube angle | 74° | 73.5° | −0.5° |
| Effective top tube | 539mm | not listed | |
| Chainstay length | 410mm | 410mm | ±0 mm |
| Wheelbase | 979mm | 990mm | +11 mm |
| BB drop | 69mm | 72mm | +3 mm |
| BB height | 271mm | 268mm | −3 mm |
| Standover | 764mm | 795mm | +31 mm |
| Seat tube length | 500mm | 501mm | +1 mm |
| Fork length | 363mm | 363mm | ±0 mm |
| Head tube length | 140mm | 163mm | +23 mm |
Differences are the Specialized Tarmac SL6 minus the Specialized Allez Sprint Comp Disc. Full charts: 2019 Specialized Allez Sprint Comp Disc, 2020 Specialized Tarmac SL6.
Where each sits in its class
Specialized Allez Sprint Comp DiscSpecialized 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 Allez Sprint Comp DiscComp Disc | Specialized Tarmac SL6S-Works |
|---|---|---|
| Fork | Specialized Tarmac SL6 | not listed |
| Shifter | Shimano 105 R7020 | not listed |
| Derailleur | Shimano 105 R7000, Shimano 105 R7000 GS | SRAM RED eTAP AXS |
| Cassette | Shimano 105 R7000 | SRAM RED XG-1290 |
| Chain | KMC X11 EL | SRAM Red |
| Crankset | Praxis Zayante | SRAM RED AXS Power Meter |
| Bottom bracket | Praxis 6806 | SRAM DUB |
| Wheelset | DT Swiss R470 | Roval CLX 50 |
| Tire | Specialized Turbo Pro | Specialized Turbo Cotton |
| Brake | Shimano 105 R7070 | SRAM Red eTap AXS |
| Seatpost | Specialized Venge | not listed |
| Saddle | Specialized Toupé Sport | Specialized S-Works Power |
| Hub | not listed | Specialized LuHai_RVT66L-K5-B25-AN2-N4-F0 |
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