KAWASAKI Ninja 400 — Top Speed 205 km/h (127 mph)

Is the Kawasaki Ninja 400 a good buy? Quick answer

The Kawasaki Ninja 400 has a listed top speed of 205 km/h (127 mph) with 45 hp, 37 Nm torque, 400 cc engine, 168 kg curb weight. It sits in the Supersport segment. Compare rivals side-by-side using the tools on this page.

Feature Value
Brand KAWASAKI
Model KAWASAKI Ninja 400
Engine size 400 cc
Power 45 hp
Torque 37.2 Nm
Cylinder / Valve Double Cylinder, 8 valves
Weight 168 kg (370 lb)
Front Brake 310 mm petal discs. Single balanced actuation dual-piston caliper.
Rear Brake 220 mm single petal disc. Dual-piston caliper.
Seat Height 78.5 cm (30.9 in)
Front Tyre 110/70R17
Rear Tyre 150/60R17
Cooling Liquid Cooled
Front Suspension 41mm telescopic fork
Rear Suspension Bottom-Link Uni-Trak, gas-charged, preload adjustable
Motorcycle Type Supersport
Top Speed 205 km/h (127 mph)
Fuel Capacity 14 L (3.7 US gal)
Fuel Consumption 4.0 L/100 km (58.8 mpg US)
Prevalence of Service Network
Service Quality
Spare Parts Availability
Price $5,899
For Other Motorcycle Price Lists Click for KAWASAKI Price List

Spec-based reading of the Kawasaki Ninja 400 as a Supersport: 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 sport and track-focused riders.

Who is it not for?

Less ideal for riders whose priority is relaxed daily comfort.

Commuting / city use

As a supersport motorcycle, sport ergonomics can feel tiring in slow city traffic.

Highway / longer rides

Highway use is possible, but comfort is usually sport-focused rather than touring-oriented.

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 785 mm (30.9 in) — mid-range, but personal fit still matters.

Fuel economy & range

Listed fuel use is about 4 L/100 km (~58.8 mpg US). With a ~14 L tank, theoretical range is around 350 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 Kawasaki Ninja 400?

Our specification data lists 205 km/h (127 mph) for the Kawasaki Ninja 400.

How much horsepower does the Kawasaki Ninja 400 have?

Listed power is 45 hp.

How much torque does the Kawasaki Ninja 400 have?

Listed torque is 37.2 Nm.

What is the engine size of the Kawasaki Ninja 400?

Engine displacement is listed as 400 cc.

How much does the Kawasaki Ninja 400 weigh?

Curb weight is listed at about 168 kg (370 lb).

What is the seat height of the Kawasaki Ninja 400?

Seat height is about 785 mm (30.9 in).

What is the fuel economy of the Kawasaki Ninja 400?

Listed consumption is about 4 L/100 km (about 58.8 mpg US).

What is the fuel range of the Kawasaki Ninja 400?

Theoretical range is around 350 km based on tank size and listed consumption; real-world range varies with riding style.

Is the Kawasaki Ninja 400 liquid cooled?

Yes — it is listed as liquid-cooled.

How many cylinders does the Kawasaki Ninja 400 have?

It is listed as a 2-cylinder engine.

Is the Kawasaki Ninja 400 good for beginners?

Mid-range specs: suitability as a first bike depends on experience, training, and a proper test ride.

Is the Kawasaki Ninja 400 good for commuting?

The Kawasaki Ninja 400 can be used for commuting, but its sport-focused ergonomics and performance may be less practical for daily urban riding than a commuter, scooter or standard motorcycle.

Is the Kawasaki Ninja 400 good for highway riding?

With a listed top speed of 205 km/h, the Kawasaki Ninja 400 has enough performance for typical highway speeds and overtaking. Long-distance comfort still depends on riding position, wind protection and rider preference.

Is the Kawasaki Ninja 400 suitable for short riders?

Seat height is about 785 mm (30.9 in) — mid-range, but personal fit still matters.

Is the Kawasaki Ninja 400 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 appears within typical A2 limits — confirm with official manufacturer data.

What are the pros of the Kawasaki Ninja 400?

Liquid cooling for more consistent heat management.

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