| Feature | Value |
|---|---|
| Brand | KTM |
| Model | 2026 KTM 390 Duke |
| Engine size | 400 cc |
| Power | 45 hp |
| Torque | 39 Nm |
| Cylinder / Valve | Single Cylinder, 4 valves |
| Weight | 150 kg (331 lb) |
| Front Brake | Four-piston radial fixed caliper |
| Rear Brake | WP RCF4 single-piston caliper |
| Seat Height | 82 cm (32.3 in) |
| Front Tyre | 110/70 R17 |
| Rear Tyre | 150/60 R17 |
| Cooling | Liquid Cooled |
| Front Suspension | WP APEX 43 |
| Rear Suspension | WP APEX Separate Piston shock absorber |
| Motorcycle Type | Naked |
| Top Speed | 170 km/h (106 mph) |
| Fuel Capacity | 15 L (4 US gal) |
| Fuel Consumption | 3.4 L/100 km (69.2 mpg US) |
| Prevalence of Service Network | |
| Service Quality | |
| Spare Parts Availability | |
| Price | Price not available |
| For Other Motorcycle Price Lists | Click for KTM Price List |
Spec-based reading of the 2026 KTM 390 Duke as a Naked: focus on the numbers that match how you ride — power, weight, seat height, and fuel range — then verify with a dealer test ride.
Pros
- Liquid cooling for more consistent heat management
Who is it for?
Best suited for street riders who want agile handling.
Commuting / city use
As a naked motorcycle, it suits agile street and back-road riding more than long touring comfort.
Highway / longer rides
Wind protection on long highway days depends on screens and rider preference.
Good for beginners?
Mid-range specs: suitability as a first bike depends on experience, training, and a proper test ride.
Seat height & rider fit
Seat height is about 820 mm (32.3 in) — mid-range, but personal fit still matters.
Fuel economy & range
Listed fuel use is about 3.4 L/100 km (~69.2 mpg US). With a ~15 L tank, theoretical range is around 441 km (real-world range varies).
Two-up riding
Two-up comfort depends on seat length, passenger pegs, and load capacity — check fit with a passenger before long trips.
Frequently asked questions
What is the top speed of the 2026 KTM 390 Duke?
Our specification data lists 170 km/h (106 mph) for the 2026 KTM 390 Duke.
How much horsepower does the 2026 KTM 390 Duke have?
Listed power is 45 hp.
How much torque does the 2026 KTM 390 Duke have?
Listed torque is 39 Nm.
What is the engine size of the 2026 KTM 390 Duke?
Engine displacement is listed as 400 cc.
How much does the 2026 KTM 390 Duke weigh?
Curb weight is listed at about 150 kg (331 lb).
What is the seat height of the 2026 KTM 390 Duke?
Seat height is about 820 mm (32.3 in).
What is the fuel economy of the 2026 KTM 390 Duke?
Listed consumption is about 3.4 L/100 km (about 69.2 mpg US).
What is the fuel range of the 2026 KTM 390 Duke?
Theoretical range is around 441 km based on tank size and listed consumption; real-world range varies with riding style.
Is the 2026 KTM 390 Duke liquid cooled?
Yes — it is listed as liquid-cooled.
How many cylinders does the 2026 KTM 390 Duke have?
It is listed as a 1-cylinder engine.
Is the 2026 KTM 390 Duke good for beginners?
Mid-range specs: suitability as a first bike depends on experience, training, and a proper test ride.
Is the 2026 KTM 390 Duke good for commuting?
The 2026 KTM 390 Duke can work well for everyday commuting, especially for riders who value manageable street handling and an upright riding position.
Is the 2026 KTM 390 Duke good for highway riding?
With a listed top speed of 170 km/h, the 2026 KTM 390 Duke has enough performance for typical highway speeds and overtaking. Long-distance comfort still depends on riding position, wind protection and rider preference.
Is the 2026 KTM 390 Duke suitable for short riders?
Seat height is about 820 mm (32.3 in) — mid-range, but personal fit still matters.
Is the 2026 KTM 390 Duke A2 licence friendly?
A2 licence fit depends on power and power-to-weight limits (≤35 kW and ≤0.2 kW/kg). Based on listed figures, it may exceed typical A2 limits unless a restricted kit version exists.
What are the pros of the 2026 KTM 390 Duke?
Liquid cooling for more consistent heat management.