2010 Specialized Allez Double Steel vs 2012 Specialized Tarmac Mid-Compact
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 Tarmac Mid-Compact
- 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
- +25 mm
- Longer: steadier at speed
- Head angle
- +1.0°
- Steeper: sharper steering
- Chainstays
- +2 mm
- About the same
The two frames
We can't draw these frames yet. The Specialized Allez Double Steel numbers we have for size 54 are missing the reach and stack. The numbers below still compare.
Geometry side by side
| Measurement | Specialized Allez Double Steel 54 | Specialized Tarmac Mid-Compact 580.0 | Difference |
|---|---|---|---|
| Head tube angle | 72.5° | 73.5° | +1.0° |
| Seat tube angle | 73.5° | 73° | −0.5° |
| Chainstay length | 405mm | 407mm | +2 mm |
| Wheelbase | 982mm | 1007mm | +25 mm |
| Standover | 791mm | 826mm | +35 mm |
| Seat tube length | 560mm | 550mm | −10 mm |
| Head tube length | 122mm | 205mm | +83 mm |
| Reach | not listed | 402mm | |
| Stack | not listed | 591mm |
Differences are the Specialized Tarmac Mid-Compact minus the Specialized Allez Double Steel. Full charts: 2010 Specialized Allez Double Steel, 2012 Specialized Tarmac Mid-Compact.
Where each sits in its class
Specialized Allez Double SteelSpecialized Tarmac Mid-Compact
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 Double SteelDouble Steel | Specialized Tarmac Mid-CompactApex Mid-Compact |
|---|---|---|
| Frame | Specialized Allez | not listed |
| Shifter | Shimano R400 | SRAM Apex DoubleTap |
| Derailleur | Shimano 2300 | SRAM Apex |
| Cassette | Shimano HG50 | SRAM Apex |
| Chain | KMC Z51 | KMC X10 CP |
| Crankset | Shimano 2300 | SRAM S150 |
| Tire | Specialized Mondo Sport | Specialized Espoir Sport |
| Rim | Alex Rims S500 | not listed |
| Stem | Specialized Elite-Set | Specialized Elite-Set |
| Saddle | Specialized Rival | Specialized Romin |
| Bottom bracket | not listed | SRAM Power |
| Wheelset | not listed | DT Swiss Axis 2.0 |
| Brake | not listed | SRAM Apex |
| Handlebar | not listed | Specialized Tarmac |
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