Kawasaki Z400 vs Ktm 390 Duke
Side-by-side comparison for used motorcycle buyers
Kawasaki Z400 vs Ktm 390 Duke. Kawasaki Z400: 45 hp @ 10,000 rpm hp, 167 kg (curb weight) weight, top speed 175 km/h (estimated), Motoryk rating 8.0/10. 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
Kawasaki Z400
Ktm 390 Duke
Horsepower (hp)
45 hp
44 hp
Torque (Nm)
38 Nm
39 Nm
Top Speed (km/h)
175 km/h
167 km/h
Weight (kg) — lower is better
167 kg
171 kg
Type
Naked
Naked
Horsepower
45 hp @ 10,000 rpm
44 hp @ 9,000 rpm (2023+ model; earlier models ~43 hp)
Torque
38 Nm @ 8,000 rpm
39 Nm @ 7,000 rpm
Top Speed
175 km/h (estimated)
167 km/h (est. – note: varies slightly by year/market)
Weight
167 kg (curb weight)
171 kg (wet/curb weight – 2023 model; earlier models approx. 169 kg)
Fuel
4.5 L/100km (approx. 22 km/L real-world average)
3.5–4.5 L/100km (approx. 22–28 km/L, real-world average)
Fairing
No
No
Individual Reviews
Kawasaki Z400
8.0/10
"The sharpest small naked you can buy used right now."
Pros
+Punchy, rev-happy parallel twin
+Excellent suspension for class
+Genuinely stylish naked design
Cons
−Fork seals fail prematurely
−Tip-over damage common used
−Limited wind protection highway
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.
