Gravel bikes › Koga › Colmaro Extreme
In our comparison, not currently a pick
Koga COLMARO EXTREME Gravelbike 2026
Aluminium · Shimano GRX 12-speed · hydraulic disc · 12.4 kg
Buy at BikeHouse24Where it stands
In stock in L and XL · price read 08:32 today · unchanged since the last check
Where it stands
Priced close to what German shops charge for this level of equipment, so it does not clear the margin we require before naming a pick.
Our pick · €2,000 – €2,500
- Cube Nuroad C:62 Pro 2025 at Fahrrad XXL€2,299.99EUR 51 more expensive, same GRX drivetrain, entry-level carbon rather than decent aluminium wheels, carbon rather than aluminium frame, 8.7 kg vs 12.4 kg.
What you get
- Frame
- Aluminium
- Drivetrain
- Shimano GRX, 12-speed
- Wheels
- Aluminium, decent aluminium
- Brakes
- Hydraulic disc
- Weight
- 12.4 kg as published
- Power meter
- not stated by the shop: assumed none
The compromises
- Aluminium frame, at a price where carbon is common.
- 12.4 kg, on the heavy side for a gravel bike; the ranking's reference weight is 10.4 kg.
Your size
What BikeHouse24 lists, and what it has today
This brand publishes no centimetre equivalence we can verify, so the bike appears only when you pick a letter size.
Where to buy
BikeHouse24 is the only one of the 22 shops we check that sells this bike.
Price so far
€2,249 at every one of our 9 checks since 13 Sept.
- BikeHouse24 states an RRP of €2,499 (10% off). That is the shop's claim; we rank on today's price, never on the discount.
Every check
| Checked | Price | Availability |
|---|---|---|
| 13/09/2026, 08:07:04 | €2,249 | in stock |
| 14/09/2026, 08:03:23 | €2,249 | in stock |
| 15/09/2026, 08:08:34 | €2,249 | in stock |
| 16/09/2026, 08:05:51 | €2,249 | in stock |
| 16/09/2026, 12:13:18 | €2,249 | in stock |
| 16/09/2026, 21:58:39 | €2,249 | in stock |
| 17/09/2026, 08:40:49 | €2,249 | in stock |
| 18/09/2026, 08:34:02 | €2,249 | in stock |
| 19/09/2026, 08:32:51 | €2,249 | in stock |
How sure we are
We read 6 of 7 key facts off BikeHouse24's page; not stated: power meter. Anything we could not read is scored below the cheapest option, so a gap never flatters a bike.
Read 08:32 today. The full audit trail shows the source text behind every fact. Report a mistake
The shop's feature list
- Rahmen: Aluminium, Vordergabel Suntour Federgabel, 40 mm Federweg
- Gewicht: etwa 12,4 kg
- Rahmengrößen: XS, S, M, L, XL
- Reifenfreiheit: bis 50 mm
- Schaltgruppe: Shimano GRX, 2x12, 24 Gänge
- Kassette: Shimano CS-HG710, 11-36T
- Bremsen: Shimano GRX RX610, hydraulische Scheibenbremse vorne und hinten
- Laufradsatz: DT Swiss G-1800 Spline
- Reifen: Schwalbe G-One Bite, 50-622
- Lenkergriffe: Fizik
- Sattel: Selle San Marco
- Rahmen vorbereitet für Dropper Post Sattelstütze
- Kabelführung: vollintegriert im Rahmen