| Choose Baseline |
| Reach |
| Stack |
| Top Tube (effective) |
| Seat Tube C-T |
| Head Angle |
| Seat Angle |
| Head Tube |
| Chainstay |
| Wheelbase |
| Front Centre |
| Standover |
| BB Drop |
| BB Height |
| Fork Rake / Offset |
| Trail |
| Fork Length (A2C) |
| Seatpost Length |
| Handlebar Width |
| Stem Length |
| Crank Length |
| Remove |
 |  | |
|---|---|---|
| Specialized Allez Elite 2020: 54 | Specialized Roubaix SL4 Sport 2017: 56 | |
| Choose Baseline | ||
| Reach | 348 | 430 |
| Stack | 653 | 626 |
| Top Tube (effective) | 619 | 565 |
| Seat Tube C-T | 471 | 545 |
| Head Angle | 86 | 71 |
| Seat Angle | 75 | 81 |
| Head Tube | 148 | 207 |
| Chainstay | 485 | 371 |
| Wheelbase | 800 | 976 |
| Front Centre | 658 | 565 |
| Standover | 796 | 750 |
| BB Drop | 66 | 79 |
| BB Height | 213 | 220 |
| Fork Rake / Offset | 48 | 57 |
| Trail | 65 | 65 |
| Fork Length (A2C) | 354 | 330 |
| Seatpost Length | 406 | 303 |
| Handlebar Width | 452 | 449 |
| Stem Length | 99 | 102 |
| Crank Length | 154 | 183 |
| Remove | ||
| Specialized Allez Elite 2020: 54 | Specialized Roubaix SL4 Sport 2017: 56 |
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Specialized Allez Elite 2020 54
Relaxed geometry
