Ridley Helium Disc 105 2x11 vs Specialized Allez Sprint Comp
Both are race bikes at a similar price. Here is what actually separates them.
The short answer
For a typical all-round rider the Ridley Helium Disc 105 2x11 comes out ahead (68% against 65%). That is not a universal verdict — change the terrain or the priority and the order can flip.
What actually separates them
- Price
- The Ridley Helium Disc 105 2x11 is £1 cheaper — £2,499 against £2,500.
- Riding position
- The Ridley Helium Disc 105 2x11 sits you more upright (1.47 stack-to-reach against 1.42). The Specialized Allez Sprint Comp is the more aggressive of the two — quicker if you can hold it, harder work if you cannot.
- Tyre clearance
- The Specialized Allez Sprint Comp takes 32mm tyres against 28mm — the single most common thing buyers wish they had more of.
Side by side
| Spec | Helium Disc 105 2x11 | Allez Sprint Comp |
|---|---|---|
| Price | £2,499 | £2,500 |
| Weight | 8.8 kg | 8.9 kg |
| Frame | carbon | alloy |
| Groupset | Shimano 105 R7000 2x11 mechanical | Shimano 105 R7100 mechanical |
| Stack / reach | 1.47 | 1.42 |
| Tyre clearance | 28 mm | 32 mm |
| Lowest gear | 29 in | 27 in |
| Mudguard mounts | No | No |
| Comfort | 34 | 31 |
| Speed | 64 | 66 |
| Climbing | 59 | 61 |
| Value | 31 | 7 |
Neither might be the right answer
This page assumes an average rider. Tell us how you actually ride and we will rank these two against everything else at the price.
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