2011 Specialized Tarmac SL3 Expert Double vs 2012 Specialized Allez E5 OSBB
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Specialized Allez E5 OSBB
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- +35 mm
- Longer: steadier at speed
- Head angle
- +1.0°
- Steeper: sharper steering
- Chainstays
- +5 mm
- Longer: more planted
The two frames
We can't draw these frames yet. The Specialized Tarmac SL3 Expert Double numbers we have for size 54 are missing the reach and stack. The numbers below still compare.
Geometry side by side
| Measurement | Specialized Tarmac SL3 Expert Double 54 | Specialized Allez E5 OSBB 61 | Difference |
|---|---|---|---|
| Head tube angle | 73° | 74° | +1.0° |
| Seat tube angle | 73.5° | 72.5° | −1.0° |
| Chainstay length | 405mm | 410mm | +5 mm |
| Wheelbase | 978mm | 1013mm | +35 mm |
| Standover | 777mm | 863mm | +86 mm |
| Seat tube length | 510mm | 580mm | +70 mm |
| Head tube length | 145mm | 230mm | +85 mm |
| Reach | not listed | 402mm | |
| Stack | not listed | 632mm |
Differences are the Specialized Allez E5 OSBB minus the Specialized Tarmac SL3 Expert Double. Full charts: 2011 Specialized Tarmac SL3 Expert Double, 2012 Specialized Allez E5 OSBB.
Where each sits in its class
Specialized Tarmac SL3 Expert DoubleSpecialized Allez E5 OSBB
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 SL3 Expert DoubleExpert Double | Specialized Allez E5 OSBB |
|---|---|---|
| Shifter | Shimano Ultegra | not listed |
| Derailleur | Shimano Ultegra | not listed |
| Cassette | Shimano Ultegra | not listed |
| Chain | Shimano Ultegra | not listed |
| Crankset | Shimano Ultegra | not listed |
| Tire | Specialized Turbo Pro | not listed |
| Brake | Shimano Ultegra | not listed |
| Stem | Specialized Pro-Set | not listed |
| Saddle | Specialized Romin | not listed |
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