2016 Specialized Tarmac Pro Disc Race UDi2 vs 2015 Specialized Allez Elite
The 58 is the Specialized Allez Elite size closest to your 58.0 Specialized Tarmac Pro Disc Race UDi2. 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 Pro Disc Race UDi2 in 58.0, the Specialized Allez Elite in 58 places the top of the head tube 14 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 3 mm longer, which can contribute to stability at speed.
- Frame stack
- +14 mm
- Higher front end
- Frame reach
- ±0 mm
- About the same reach
- Wheelbase
- +3 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Tarmac Pro Disc Race UDi2, 58.0Specialized Allez Elite, 58Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Tarmac Pro Disc Race UDi2 58.0 | Specialized Allez Elite 58 | Difference |
|---|---|---|---|
| Reach | 402 | 402mm | ±0 mm |
| Stack | 591 | 605mm | +14 mm |
| Head tube angle | 73.5 | 73.5° | ±0.0° |
| Seat tube angle | 73 | 73° | ±0.0° |
| Effective top tube | 583 | 587mm | +4 mm |
| Chainstay length | 407 | 407mm | ±0 mm |
| Wheelbase | 1004 | 1007mm | +3 mm |
| BB drop | 68 | 67.5mm | −1 mm |
| BB height | 274 | not listed | |
| Standover | 826 | 817mm | −9 mm |
| Seat tube length | 550 | 540mm | −10 mm |
| Fork length | 368 | not listed | |
| Head tube length | 190 | 205mm | +15 mm |
Differences are the Specialized Allez Elite minus the Specialized Tarmac Pro Disc Race UDi2. Full charts: 2016 Specialized Tarmac Pro Disc Race UDi2, 2015 Specialized Allez Elite.
Where each sits in its class
Specialized Tarmac Pro Disc Race UDi2Specialized 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 Pro Disc Race UDi2Pro Disc Race UDi2 | Specialized Allez EliteElite |
|---|---|---|
| Fork | Specialized FACT carbon | not listed |
| Shifter | Shimano 785 Di2 | Shimano Tiagra |
| Derailleur | Shimano Ultegra Di2 | Shimano Tiagra |
| Cassette | Shimano Ultegra | Shimano Tiagra |
| Chain | Shimano Ultegra | KMC X-10 |
| Crankset | Specialized Pro | Shimano Tiagra |
| Wheelset | Roval CL 40 | Specialized AXIS Classic |
| Tire | Specialized S-Works Turbo | Specialized Espoir Sport |
| Brake | Shimano BR-785 | Specialized Axis 1.0 |
| Handlebar | Specialized Expert | not listed |
| Stem | Specialized Pro SL | not listed |
| Bar tape | Specialized Roubaix | not listed |
| Seatpost | S Works FACT carbon | not listed |
| Saddle | Specialized Toupe Expert | Specialized Toupé Sport |
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