What is the engine displacement of the 2026 KTM 390 Duke?

The 2026 KTM 390 Duke has an engine displacement of 398.7 cc.

How much horsepower does the 2026 KTM 390 Duke have?

The 2026 KTM 390 Duke produces 33 kW / 45 PS of power.

2026 KTM 390 Duke Price, Specs, Review

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Review

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The KTM 390 Duke 2026 is a motorcycle that offers superior performance in urban and winding roads. Its 398.7 cc single-cylinder, 4-stroke engine produces 45 PS power and 39 Nm torque. The liquid-cooled engine is equipped with Bosch EMS ride-by-wire system. A 6-speed transmission and PASC™ slipper clutch ensure smooth gear shifts. The steel trellis frame and WP APEX 43 mm inverted fork front suspension provide 150 mm of travel. The rear suspension features a WP APEX mono-shock with preload and rebound adjustments. The front braking system consists of a 320 mm disc with a four-piston radial fixed caliper, while the rear brake has a 240 mm disc with a dual-piston caliper. Cornering ABS and SUPERMOTO ABS are standard features. With an adjustable seat height of 820/800 mm and a fully fueled weight of 165 kg, the KTM 390 Duke 2026 is an ideal choice for both beginners and experienced riders.

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License Class (EU)

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The KTM 390 Duke produces 44 HP, fitting A2 license limits (max 35 kW / 47 HP). For riders 18+.

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Fuel Economy & Running Costs

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Estimated average for 399cc class: 45-60 mpg (4.0-5.5 L/100km)

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Insurance Class

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Insurance grouping for KTM 390 Duke (399cc):