KAWASAKI Ninja ZX-4RR — Top Speed 235 km/h (146 mph)

Is the Kawasaki Ninja ZX-4RR a good buy? Quick answer

The Kawasaki Ninja ZX-4RR has a listed top speed of 235 km/h (146 mph) with 79 hp, 76 Nm torque, 400 cc engine, 188 kg curb weight. It sits in the Supersport segment and is better matched to experienced sport riders than absolute beginners. Compare rivals side-by-side using the tools on this page.

Feature Value
Brand KAWASAKI
Model KAWASAKI Ninja ZX-4RR
Engine size 400 cc
Power 79.1 hp
Torque 76.4 Nm
Cylinder / Valve 4 Cylinders, 16 valves
Weight 188 kg (414 lb)
Front Brake Twin 290 mm discs, ABS
Rear Brake Single 220 mm disc, ABS
Seat Height 80 cm (31.5 in)
Front Tyre 110/70-17
Rear Tyre 150/60-17
Cooling Liquid Cooled
Front Suspension SFF-BP internal parts and adjustable spring preload/4.7 inches, 37 mm inverted fork
Rear Suspension Horizontal Back-link, BFRC lite gas-charged shock with piggyback reservoir, adjustable compression, rebound, and spring preload/4.9 inches
Motorcycle Type Supersport
Top Speed 235 km/h (146 mph)
Fuel Capacity 15 L (4 US gal)
Fuel Consumption 6.0 L/100 km (39.2 mpg US)
Prevalence of Service Network
Service Quality
Spare Parts Availability
Price $9,399
For Other Motorcycle Price Lists Click for KAWASAKI Price List

Spec-based reading of the Kawasaki Ninja ZX-4RR 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, brand-new riders looking for a first motorcycle.

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?

Power and/or sport focus make the Kawasaki Ninja ZX-4RR a demanding first motorcycle. Newer riders should usually step up gradually.

Seat height & rider fit

Seat height is about 800 mm (31.5 in) — mid-range, but personal fit still matters.

Fuel economy & range

Listed fuel use is about 6 L/100 km (~39.2 mpg US). With a ~15 L tank, theoretical range is around 250 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 ZX-4RR?

Our specification data lists 235 km/h (146 mph) for the Kawasaki Ninja ZX-4RR.

How much horsepower does the Kawasaki Ninja ZX-4RR have?

Listed power is 79 hp.

How much torque does the Kawasaki Ninja ZX-4RR have?

Listed torque is 76.4 Nm.

What is the engine size of the Kawasaki Ninja ZX-4RR?

Engine displacement is listed as 400 cc.

How much does the Kawasaki Ninja ZX-4RR weigh?

Curb weight is listed at about 188 kg (414 lb).

What is the seat height of the Kawasaki Ninja ZX-4RR?

Seat height is about 800 mm (31.5 in).

What is the fuel economy of the Kawasaki Ninja ZX-4RR?

Listed consumption is about 6 L/100 km (about 39.2 mpg US).

What is the fuel range of the Kawasaki Ninja ZX-4RR?

Theoretical range is around 250 km based on tank size and listed consumption; real-world range varies with riding style.

Is the Kawasaki Ninja ZX-4RR liquid cooled?

Yes — it is listed as liquid-cooled.

How many cylinders does the Kawasaki Ninja ZX-4RR have?

It is listed as a 4-cylinder engine.

Is the Kawasaki Ninja ZX-4RR good for beginners?

Power and/or sport focus make the Kawasaki Ninja ZX-4RR a demanding first motorcycle. Newer riders should usually step up gradually.

Is the Kawasaki Ninja ZX-4RR good for commuting?

The Kawasaki Ninja ZX-4RR 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 ZX-4RR good for highway riding?

With a listed top speed of 235 km/h, the Kawasaki Ninja ZX-4RR 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 ZX-4RR suitable for short riders?

Seat height is about 800 mm (31.5 in) — mid-range, but personal fit still matters.

Is the Kawasaki Ninja ZX-4RR 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 may exceed typical A2 limits unless a restricted kit version exists.

What are the pros of the Kawasaki Ninja ZX-4RR?

Liquid cooling for more consistent heat management.

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