Tern Orox S12
Pedal-assist, rated to 250W, assist cuts at 25 km/h. Declared by the brand; declaration not independently sighted.
Tern Orox S12 (2026) at a glance
The Tern Orox S12 is a cargo e-bike sold in Australia at $9,995 (price checked 9 Oct 2026). It pairs a Bosch Performance Line CX mid drive motor with 85Nm of torque, 27.5 x 4.0 inch or 29 inch wheels, and weighs 37.1kg. It is listed as a 250W pedal-assist e-bike limited to 25 km/h for Australian roads.
Is it for you?
Best suited to
Adventure riders who want the Orox's go anywhere cargo frame without paying for a Rohloff.
Standout strength
A 12-speed Deore XT drivetrain and the same 210kg rated frame as the R14, for over three thousand dollars less.
The main compromise
Chain and derailleur need more care than the belt-drive R14 on dusty trails.
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.
Orox S12 vs Orox R14
| Tern Orox S12 | Tern Orox R14 | |
|---|---|---|
| Price | $9,995 | $13,295 |
| Motor | Bosch Performance Line CX, mid drive | Bosch Performance Line CX, mid drive |
| Torque | 85 Nm | 85 Nm |
| Battery | TBC | 800 Wh |
| Claimed range | TBC | 93 to 161 km |
| Weight | 37.1 kg | 37.7 kg |
| Frame | Aluminium adventure cargo, M and L sizes | Aluminium adventure cargo, M and L sizes |
| Wheels | 27.5 x 4.0 inch or 29 inch | 27.5 x 4.0 inch (29 inch version also listed) |
| Category | Cargo | Cargo |
| Availability | In stock | In stock |
Choose the Orox S12 if
it costs $3,300 less.
Choose the Orox R14 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
Tern
Tern's cargo and folding range is the most credible alternative to a second car for urban families. Bosch-powered, well-engineered, and backed by the 99 Bikes service network.
Common questions
How much does the Tern Orox S12 cost in Australia?
The Tern Orox S12 is listed at $9,995 (RRP shown on the 29 inch build page; the 27.5 inch page shows no price). eBikeFinder checks pricing against manufacturer and distributor information, and prices can change with sales and stock. This price was last checked on 9 Oct 2026.
Is the Tern Orox S12 road legal in Australia?
Yes. The Tern Orox S12 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 Tern Orox S12 have?
The Tern Orox S12 uses a Bosch Performance Line CX motor, in a mid-drive position, producing 85Nm of torque. Mid-drive motors climb hills better because they work through the bike's gears.
How much does the Tern Orox S12 weigh?
The Tern Orox S12 weighs about 37.1 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 Tern Orox S12 in Australia?
The Tern range is distributed in Australia by 99 Bikes and independent dealers. It comes with a 2 years frame, 2 years motor and battery warranty. Buying from a brand with real Australian support matters most when something needs a warranty claim or a service.