- From
- €3,999€3,999€3,999
- Lightest
- —
- Builds/sizes
- 13/6
Buyer's guide
Aero road bikes with a 1x drivetrain
Road race bikes sold with a single-chainring groupset, as raced on flat courses and in criteriums: no front derailleur and a cleaner front end. 8 bikes from 7 brands, starting from €3,999–€9,999 / $9,000–$10,499 / £4,999–£9,450.
How we pickedCurrent road bikes with at least one build whose groupset is a 1x (single chainring) setup. The list updates automatically as bikes are added; every value links back to its manufacturer source. Last updated .
| # | Bike | From | Lightest build | UCI legal | Max tire | Sizes |
|---|---|---|---|---|---|---|
| 1 | Storck Aerfast.4 Pro | €3,999€3,999€3,999 | — | Yes | 28 mm | XS, S, M, L, XL, XXL |
| 2 | Wilier Triestina Filante SL ID2 | €4,800€4,800€4,800 | 7.85 kg17.3 lb | Not stated | 34 mm | XS, S, M, L, XL, XXL |
| 3 | Cube Litening Aero C:68X | €4,999€4,999£4,999 | 6.9 kg15.2 lb | Not stated | 34 mm | 50, 52, 54, 56, 58, 60, 62 |
| 4 | Trek Madone SLR Gen 8 | €7,999$9,000£7,250 | 6.4 kg14.1 lb | Not stated | 32 mm | XS, S, M, ML, L, XL |
| 5 | Canyon Aeroad CFR | €9,000$10,499£8,500 | 7.02 kg15.5 lb | Yes | 32 mm | 2XS, XS, S, M, L, XL, 2XL |
| 6 | Wilier Triestina Filante SLR ID2 | €8,500$9,900€8,500 | 7.3 kg16.1 lb | Yes | 34 mm | XS, S, M, L, XL, XXL |
| 7 | Cervélo S5 | €9,999$10,100£9,450 | 6.74 kg14.9 lb | Yes | 34 mm | 48, 51, 54, 56, 58, 61 |
| 8 | Merida REACTO CF5 | — | 7.1 kg15.7 lb | Not stated | 32 mm | 3XS, XXS, XS, S, M, L, XL |
- From
- €4,800€4,800€4,800
- Lightest
- 7.85 kg17.3 lb
- Builds/sizes
- 4/6
- From
- €4,999€4,999£4,999
- Lightest
- 6.9 kg15.2 lb
- Builds/sizes
- 6/7
- From
- €7,999$9,000£7,250
- Lightest
- 6.4 kg14.1 lb
- Builds/sizes
- 6/6
- From
- €9,000$10,499£8,500
- Lightest
- 7.02 kg15.5 lb
- Builds/sizes
- 3/7
- From
- €8,500$9,900€8,500
- Lightest
- 7.3 kg16.1 lb
- Builds/sizes
- 12/6
Cervélo
S5
- From
- €9,999$10,100£9,450
- Lightest
- 6.74 kg14.9 lb
- Builds/sizes
- 7/6
- From
- —
- Lightest
- 7.1 kg15.7 lb
- Builds/sizes
- 5/7
Measured in aero tests
Published tests that put bikes from this list in a wind tunnel or on a track. Results only compare within one test.
- Record-breaking test: Four aero road bikes compared by wattage (TOUR, 2026)
Includes Merida Reacto One.
- Wind tunnel tested: 12 aero bikes (Cyclingnews Labs) (Cyclingnews, 2025)
Includes Cervélo S5.
- Wind tunnel tested: 11 superbikes go head to head (Cyclingnews, 2024)
Includes Trek Madone SLR 7 Gen 8.
FAQ
How many road: 1x drivetrain are in the database?
8 bikes from 7 brands match. Current road bikes with at least one build whose groupset is a 1x (single chainring) setup.
What is the cheapest option?
The Storck Aerfast.4 Pro starts at €3,999 (manufacturer MSRP).
Which is the lightest?
The Trek Madone SLR Gen 8: its lightest complete build weighs 6.4 kg (14.1 lb) according to the manufacturer.
How much do they cost?
Starting prices range from €3,999–€9,999 / $9,000–$10,499 / £4,999–£9,450 (manufacturer MSRP).