2015 Specialized Tarmac Disc vs 2015 Specialized Allez Elite
The 49 is the Specialized Allez Elite size closest to your 49 Specialized Tarmac Disc. 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 Allez Elite
Compared with the Specialized Tarmac Disc in 49, the Specialized Allez Elite in 49 places the top of the head tube 24 mm higher and 6 mm further back, relative to the bottom bracket.
- Frame stack
- +24 mm
- Higher front end
- Frame reach
- −6 mm
- Shorter frame reach
- Wheelbase
- +2 mm
- About the same
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Tarmac Disc, 49Specialized Allez Elite, 49Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Tarmac Disc 49 | Specialized Allez Elite 49 | Difference |
|---|---|---|---|
| Reach | 386mm | 380mm | −6 mm |
| Stack | 504mm | 528mm | +24 mm |
| Head tube angle | 72.25° | 72.25° | ±0.0° |
| Seat tube angle | 75.5° | 75.5° | ±0.0° |
| Effective top tube | 518mm | 517mm | −1 mm |
| Chainstay length | 405mm | 405mm | ±0 mm |
| Wheelbase | 970mm | 972mm | +2 mm |
| BB drop | 71.5mm | 71.5mm | ±0 mm |
| Standover | 730mm | 742mm | +12 mm |
| Seat tube length | 431mm | 460mm | +29 mm |
| Head tube length | 100mm | 125mm | +25 mm |
Differences are the Specialized Allez Elite minus the Specialized Tarmac Disc. Full charts: 2015 Specialized Tarmac Disc, 2015 Specialized Allez Elite.
Where each sits in its class
Specialized Tarmac DiscSpecialized Allez Elite
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 Tarmac DiscS-Works Di2 Disc | Specialized Allez EliteElite |
|---|---|---|
| Shifter | Shimano 785 Di2 | Shimano Tiagra |
| Derailleur | Shimano Dura Ace Di2 | Shimano Tiagra |
| Cassette | Shimano Dura-Ace | Shimano Tiagra |
| Chain | Shimano Dura-Ace | KMC X-10 |
| Wheelset | Roval Rapide CLX 40 SCS | Specialized AXIS Classic |
| Tire | Specialized S-Works Turbo | Specialized Espoir Sport |
| Brake | Shimano 785 | Specialized Axis 1.0 |
| Saddle | Specialized Toupé Pro | Specialized Toupé Sport |
| Crankset | not listed | Shimano Tiagra |
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