Trek Domane SL 6 AXS Gen 5 vs Cannondale Synapse Carbon 4
Both are endurance bikes at a similar price. Here is what actually separates them.
The short answer
For a typical all-round rider the Trek Domane SL 6 AXS Gen 5 comes out ahead (79% against 73%). That is not a universal verdict — change the terrain or the priority and the order can flip.
What actually separates them
- Price
- The Trek Domane SL 6 AXS Gen 5 is £45 cheaper — £3,750 against £3,795.
- Weight
- The Trek Domane SL 6 AXS Gen 5 is 0.6kg lighter, which you notice on long climbs more than anywhere else.
- Riding position
- The Trek Domane SL 6 AXS Gen 5 sits you more upright (1.58 stack-to-reach against 1.52). The Cannondale Synapse Carbon 4 is the more aggressive of the two — quicker if you can hold it, harder work if you cannot.
- Tyre clearance
- The Cannondale Synapse Carbon 4 takes 42mm tyres against 40mm — the single most common thing buyers wish they had more of.
Side by side
| Spec | Domane SL 6 AXS Gen 5 | Synapse Carbon 4 |
|---|---|---|
| Price | £3,750 | £3,795 |
| Weight | 8.6 kg | 9.2 kg |
| Frame | carbon | carbon |
| Groupset | SRAM Rival AXS 2x12 electronic | Shimano 105 Di2 R7100 |
| Stack / reach | 1.58 | 1.52 |
| Tyre clearance | 40 mm | 42 mm |
| Lowest gear | 26 in | 27 in |
| Mudguard mounts | Yes | Yes |
| Comfort | 88 | 68 |
| Speed | 40 | 44 |
| Climbing | 66 | 57 |
| Value | 16 | 12 |
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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