Kawasaki Ninja 650 vs Kawasaki Ninja 400
Side-by-side comparison for used motorcycle buyers
Kawasaki Ninja 650 vs Kawasaki Ninja 400. Kawasaki Ninja 650: 67 hp @ 8,000 rpm hp, 193 kg (wet/curb weight) weight, top speed 195 km/h, Motoryk rating 8.2/10. Kawasaki Ninja 400: 45 hp @ 10,000 rpm hp, 168 kg (wet/curb weight) weight, top speed 175 km/h, Motoryk rating 8.5/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Kawasaki Ninja 650
Kawasaki Ninja 400
Horsepower (hp)
67 hp
45 hp
Torque (Nm)
65.7 Nm
38 Nm
Top Speed (km/h)
195 km/h
175 km/h
Weight (kg) — lower is better
193 kg
168 kg
Type
Sport
Sport
Horsepower
67 hp @ 8,000 rpm
45 hp @ 10,000 rpm
Torque
65.7 Nm @ 6,700 rpm
38 Nm @ 8,000 rpm
Top Speed
195 km/h
175 km/h
Weight
193 kg (wet/curb weight)
168 kg (wet/curb weight)
Fuel
5.5 L/100km (approximately 18 km/L real-world average)
3.7 L/100km (approx. 27 km/L typical real-world average)
Fairing
Yes
Yes
Individual Reviews
Kawasaki Ninja 650
8.2/10
"The smartest used middleweight money can buy, full stop."
Pros
+Bulletproof parallel twin engine
+Cheap parts and servicing
+Forgiving ergonomics suit most
Cons
−Soft suspension ages poorly
−Neglected chains are common
−Fairing damage from droppers
Kawasaki Ninja 400
8.5/10
"The benchmark small-displacement bike that rewards riders of all experience levels."
Pros
+Genuinely engaging chassis dynamics
+Strong resale value retention
+Excellent real-world power delivery
Cons
−Used prices remain inflated
−Pillion comfort is poor
−Fairing repairs get expensive
Top 10 Accessories
Picks that work on either bike.
