Ktm Duke 450 vs Ktm 390 Duke
Side-by-side comparison for used motorcycle buyers
Ktm Duke 450 vs Ktm 390 Duke. Ktm Duke 450: N/A hp, N/A weight, top speed N/A, Motoryk rating 7.8/10. Ktm 390 Duke: 44 hp @ 9,000 rpm (2023+ model; earlier models ~43 hp) hp, 171 kg (wet/curb weight – 2023 model; earlier models approx. 169 kg) weight, top speed 167 km/h (est. – note: varies slightly by year/market), Motoryk rating 8.0/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Ktm Duke 450
Ktm 390 Duke
Horsepower (hp)
— hp
44 hp
Torque (Nm)
— Nm
39 Nm
Top Speed (km/h)
— km/h
167 km/h
Weight (kg) — lower is better
— kg
171 kg
Type
Naked
Naked
Horsepower
N/A
44 hp @ 9,000 rpm (2023+ model; earlier models ~43 hp)
Torque
N/A
39 Nm @ 7,000 rpm
Top Speed
N/A
167 km/h (est. – note: varies slightly by year/market)
Weight
N/A
171 kg (wet/curb weight – 2023 model; earlier models approx. 169 kg)
Fuel
N/A — model does not exist (NOTE: Best estimate unavailable as no such production model exists)
3.5–4.5 L/100km (approx. 22–28 km/L, real-world average)
Fairing
No
No
Individual Reviews
Ktm Duke 450
7.8/10
"Brilliant when maintained properly, a nightmare when it hasn't been."
Pros
+Explosive single-cylinder performance
+World-class WP suspension
+Sharp, confidence-inspiring handling
Cons
−Maintenance costs bite hard
−Vibration on long rides
−Hard to find clean examples
Ktm 390 Duke
8.0/10
"Brilliant urban weapon when bought carefully from a responsible previous owner."
Pros
+Savage power-to-weight ratio
+Excellent Bosch cornering ABS
+Sharp, adjustable WP suspension
Cons
−Fragile subframe cracks easily
−Vibration gets tiring long-distance
−Hard seat punishes after 45min
Top 10 Accessories
Picks that work on either bike.
