Giant Defy Advanced 3 vs Trek Domane AL 5 Gen 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 Giant Defy Advanced 3 comes out ahead (77% against 73%). That is not a universal verdict — change the terrain or the priority and the order can flip.
Giant
Defy Advanced 3
77% for a typical rider
£1,549 at Tredz
£50 under RRP. Free UK delivery over £20
✓ Checked
Trek
Domane AL 5 Gen 4
73% for a typical rider
£1,560 at Tredz
£40 under RRP. Free UK delivery over £20
✓ Checked
What actually separates them
- Price
- The Giant Defy Advanced 3 is £1 cheaper — £1,599 against £1,600.
- Weight
- The Giant Defy Advanced 3 is 0.3kg lighter, which you notice on long climbs more than anywhere else.
- Riding position
- The Trek Domane AL 5 Gen 4 sits you more upright (1.58 stack-to-reach against 1.50). The Giant Defy Advanced 3 is the more aggressive of the two — quicker if you can hold it, harder work if you cannot.
- Tyre clearance
- The Giant Defy Advanced 3 takes 40mm tyres against 38mm — the single most common thing buyers wish they had more of.
Side by side
| Spec | Defy Advanced 3 | Domane AL 5 Gen 4 |
|---|---|---|
| Price | £1,599 | £1,600 |
| Weight | 9.6 kg | 9.8 kg |
| Frame | carbon | alloy |
| Groupset | Shimano Tiagra 2x10 mechanical | Shimano 105 R7100 12-speed mechanical |
| Stack / reach | 1.50 | 1.58 |
| Tyre clearance | 40 mm | 38 mm |
| Lowest gear | 27 in | 26 in |
| Mudguard mounts | Yes | Yes |
| Comfort | 64 | 74 |
| Speed | 42 | 29 |
| Climbing | 52 | 52 |
| Value | 69 | 30 |
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.
Find my bike