Orbea Denna M20
Pedal-assist, rated to 250W, assist cuts at 25 km/h. Declared by the brand; declaration not independently sighted.
Orbea Denna M20 (2026) at a glance
The Orbea Denna M20 is a gravel and adventure e-bike: Shimano EP801 with a 420Wh battery, carbon gravel frame, full carbon fork, Shimano GRX, CS-M7100 10-45t, 12-speed and Shimano RX820 hydraulic disc.
The Orbea Denna M20 is a adventure e-bike sold in Australia at $10,899 (price checked 28 Sep 2026). It pairs a Shimano EP801 mid drive motor, a 420Wh battery, 700c wheels, and weighs 14.5kg. It is listed as a 250W pedal-assist e-bike limited to 25 km/h for Australian roads.
Also sold or searched as: Orbea Denna M20 2026.
Is it for you?
Best suited to
Gravel and adventure riders who want a light drop-bar e-bike with an optional range extender.
Standout strength
Shimano GRX with the EP801 motor on a carbon frame.
The main compromise
A 420Wh battery, so long days need the optional 210Wh extender; weights are quoted as approximate.
Full specification
Drive and power
Frame and ride
Australian compliance
Pedal-assist, rated to 250W, assist cuts at 25 km/h. Declared by the brand; declaration not independently sighted.
Denna M20 vs Denna M31e
| Orbea Denna M20 | Orbea Denna M31e | |
|---|---|---|
| Price | $10,899 | $12,899 |
| Motor | Shimano EP801, mid drive | Shimano EP801, mid drive |
| Torque | TBC | TBC |
| Battery | 420 Wh | 420 Wh |
| Claimed range | TBC | TBC |
| Weight | 14.5 kg | 14.5 kg |
| Frame | Carbon gravel frame, full carbon fork | Carbon gravel frame, full carbon fork |
| Wheels | 700c | 700c |
| Category | Adventure | Adventure |
| Availability | Made to order | Made to order |
Choose the Denna M20 if
it costs $2,000 less.
Choose the Denna M31e if
you prefer its frame, fit or finish; the core numbers are close, so fit and dealer support should decide it.
How you would ride it
Orbea
Basque brand whose bikes are built to order. The Australian e-range covers the full-power Wild eMTB (DJI Avinox or Bosch CX), the lightweight Rise LT, the Denna e-gravel bike, Kemen trekking bikes, the full-suspension Muga and the Carpe city bike.
Common questions
How much does the Orbea Denna M20 cost in Australia?
The Orbea Denna M20 is listed at $10,899 (Australian dealer price (Orbea Australia does not publish prices).). eBikeFinder checks pricing against manufacturer and distributor information, and prices can change with sales and stock. This price was last checked on 28 Sep 2026.
Is the Orbea Denna M20 road legal in Australia?
Yes. The Orbea Denna M20 is a 250W pedal-assist e-bike that stops assisting at 25 km/h, which meets the road-legal e-bike standard in every Australian state. Compliance is asserted by the brand rather than independently verified, so confirm the current spec with the seller.
What motor does the Orbea Denna M20 have?
The Orbea Denna M20 uses a Shimano EP801 motor, in a mid-drive position. Mid-drive motors climb hills better because they work through the bike's gears.
How much does the Orbea Denna M20 weigh?
The Orbea Denna M20 weighs about 14.5 kg. That matters if you need to lift it onto a car rack, carry it up stairs, or store it, since e-bikes are heavier than regular bikes because of the motor and battery.
Who sells and backs the Orbea Denna M20 in Australia?
The Orbea range is distributed in Australia by Orbea Australia, sold through specialist dealers including Electric Bikes Brisbane and bikes.com.au. It comes with a Per Orbea terms (check with your dealer) warranty. Buying from a brand with real Australian support matters most when something needs a warranty claim or a service.