Kawasaki Z900 RS 2018 vs. Kawasaki Ninja 650 2017

Kawasaki Z900 RS 2018

Kawasaki Z900 RS 2018

Kawasaki Ninja 650 2017

Kawasaki Ninja 650 2017

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Overview - Kawasaki Z900 RS 2018 vs Kawasaki Ninja 650 2017

The Kawasaki Z900 RS 2018 and the Kawasaki Ninja 650 2017 are both impressive motorcycles, but they have distinct differences in terms of specifications and strengths.

Starting with the Kawasaki Z900 RS 2018, it boasts a powerful and smooth engine with an inline configuration. With an engine power of 111 HP and torque of 98.6 Nm, it offers excellent performance on the road. The bike's 948cc displacement and 10.8 compression ratio contribute to its impressive power output. The Z900 RS also features a DOHC valve system with four valves per cylinder, ensuring efficient combustion.

In terms of suspension, the Z900 RS is equipped with an upside-down telescopic fork at the front and a swing arm with a monoshock at the rear. This setup provides a balanced and comfortable ride, allowing the bike to handle various road conditions with ease. The frame is made of steel and has a tubular design, offering durability and stability.

Kawasaki Z900 RS 2018

Kawasaki Z900 RS 2018

The Z900 RS comes with advanced rider assistance systems, including ABS, ride by wire, and traction control. These features enhance safety and control while riding. The bike also has a 17-liter fuel tank capacity, ensuring a decent range for long rides.

On the other hand, the Kawasaki Ninja 650 2017 is a supersport bike that focuses on sporty performance. It is equipped with a 649cc inline engine that delivers 68.2 HP of power and 65.7 Nm of torque. The engine features a DOHC valve system with four valves per cylinder, similar to the Z900 RS.

The Ninja 650 has a telescopic fork at the front and a swing arm with a monoshock at the rear for suspension. This setup provides a playful and good-natured handling experience, making it a fun bike to ride. The steel frame with a tubular design ensures stability and control.

In terms of braking, the Ninja 650 features double disk brakes at the front with a diameter of 300mm and double pistons. This setup offers excellent stopping power and control. The bike also comes with ABS as an advanced rider assistance system, enhancing safety on the road.

Kawasaki Ninja 650 2017

Kawasaki Ninja 650 2017

In terms of weaknesses, the Z900 RS lacks a shift assistant, which can be found in some other retro bikes in its class. Additionally, it is slightly heavier than other bikes in its category, and the seat may be too soft for long tours. The lack of wind protection can also be a drawback for some riders.

The Ninja 650, on the other hand, has a relatively quiet sound from the stock exhaust, and the engine may exhibit slight vibrations. These factors may affect the overall riding experience for some riders.

In conclusion, the Kawasaki Z900 RS 2018 and the Kawasaki Ninja 650 2017 are both impressive motorcycles with their own strengths and weaknesses. The Z900 RS offers a powerful and smooth engine, comfortable seating position, and balanced handling. On the other hand, the Ninja 650 provides a sporty and playful riding experience, excellent brakes, and sharp looks. Ultimately, the choice between these two bikes depends on the rider's preferences and intended use.

Technical Specifications Kawasaki Z900 RS 2018 compared to Kawasaki Ninja 650 2017

Kawasaki Z900 RS 2018
Kawasaki Ninja 650 2017

Engine and Drive Train

Engine typeEngine typeIn lineEngine typeIn line
BoreBore73.4 mmBore83 mm
StrokeStroke56 mmStroke60 mm
Engine powerEngine power111 HPEngine power68.2 HP
Rpm at Max. PowerRpm at Max. Power8,500 rpmRpm at Max. Power8,000 rpm
TorqueTorque98.6 NmTorque65.7 Nm
Rpm at TorqueRpm at Torque6,500 rpmRpm at Torque7,000 rpm
Compression RatioCompression Ratio10.8 Compression Ratio10.8
Fuel systemFuel systemInjectionFuel systemInjection
Throttle BoreThrottle Bore36 mmThrottle Bore36 mm
Clutch TypeClutch TypeMultiplate in oil-bathClutch TypeMultiplate in oil-bath
IgnitionIgnitionDigitalIgnitionDigital
TransmissionTransmissionChainTransmissionChain
Transmission TypeTransmission TypeGearshiftTransmission TypeGearshift
Number of gearsNumber of gears6Number of gears6
CylindersCylinders4Cylinders2
StrokesStrokes4-StrokeStrokes4-Stroke
Valves per cylinderValves per cylinder4Valves per cylinder4
ValvesValvesDOHCValvesDOHC
CoolingCoolingliquidCoolingliquid
DisplacementDisplacement948 ccmDisplacement649 ccm

Suspension Front

Front suspensionFront suspensionUpside-Down telescopic forkFront suspensionTelescopic fork
DiameterDiameter41 mmDiameter41 mm
TravelTravel120 mmTravel125 mm

Suspension Rear

SuspensionSuspensionSwing armSuspensionSwing arm
Shock absorberShock absorberMonoshockShock absorberMonoshock
TravelTravel140 mmTravel130 mm
AdjustmentAdjustmentPreload, ReboundAdjustmentPreload

Chassis

FrameFrameSteelFrameSteel
Frame typeFrame typeTubularFrame typeTubular
RakeRake65 degreeRake65.5 degree
TrailTrail98 mmTrail100 mm

Brakes Front

TypeTypeDouble diskTypeDouble disk
DiameterDiameter300 mmDiameter300 mm
PistonPistonFour pistonsPistonDouble piston
Shock mountShock mountFixed caliperShock mountSemi-Schwimmsattel

Brakes Rear

TypeTypeDiscTypeDisc
DiameterDiameter250 mmDiameter220 mm
PistonPistonSingle pistonPistonSingle piston

Assistance Systems

Advanced Rider Assistance SystemsAdvanced Rider Assistance SystemsABS, Ride by Wire, Traction controlAdvanced Rider Assistance SystemsABS

Dimensions and Weights

Front tyre widthFront tyre width120 mmFront tyre width120 mm
Front tyre heightFront tyre height70 %Front tyre height70 %
Front tyre diameterFront tyre diameter17 inchFront tyre diameter17 inch
Rear tyre widthRear tyre width180 mmRear tyre width160 mm
Rear tyre heightRear tyre height55 %Rear tyre height60 %
Rear tyre diameterRear tyre diameter17 inchRear tyre diameter17 inch
LengthLength2,100 mmLength2,055 mm
WidthWidth865 mmWidth740 mm
HeightHeight1,150 mmHeight1,135 mm
WheelbaseWheelbase1,470 mmWheelbase1,410 mm
Seat HeightSeat Height835 mmSeat Height790 mm
Kerb Weight (with ABS)Kerb Weight (with ABS)215 kgKerb Weight (with ABS)193 kg
Fuel Tank CapacityFuel Tank Capacity17 lFuel Tank Capacity15 l
License compliancyLicense compliancyALicense compliancyA

Pros and Cons in comparison

Pros and Cons in comparison

Kawasaki Z900 RS 2018

Kawasaki Z900 RS 2018

Its four-cylinder is silky smooth while delivering enough power to make you grin under your helmet. It is also very easy to move, which should make it a great commuter bike in everyday life and serve as an iconic fun bike at the weekend. The looks find the perfect straddle of classic design and modern details to form a coherent retro package that is also a worthy tribute to Kawasaki history. It's a great naked bike with a snazzy look.

Powerful and smooth engine

good looks

comfortable seating position

easy to ride

balanced handling. Not nervous and not ponderous

no shift assistant

heavier than other retro bikes in this class

seat a little too soft on long tours

no wind protection

Kawasaki Ninja 650 2017

Kawasaki Ninja 650 2017

The Ninja 650 firmly stamps its predecessor (Er-6f). The engine has mastered the Euro 4 hurdle well and serves up a very usable 68 hp, the chassis is simply great for this class, and the weight reduction of 18(!) kilos compared to the ER-6f justifies reverent nods.

Transparent chassis for sport

playful and good-natured handling, excellent brakes, sharp looks a la ZX-10R

resilient engine.

Little sound from the series pot

engine shows slight vibrations

Price Comparison Avarage Market Price Kawasaki Z900 RS vs Kawasaki Ninja 650

There are a few key differences between a Kawasaki Z900 RS 2018 and a Kawasaki Ninja 650 2017. In terms of price, the actual average price of a Kawasaki Z900 RS 2018 is about 86% higher. A Kawasaki Z900 RS 2018 experiences a loss of 910 GBP in one year and 1,080 GBP in two years of ownership. This is offset by a loss of 390 GBP and 500 GBP for a Kawasaki Ninja 650 2017. Compared to Kawasaki Ninja 650 2017 there are more Kawasaki Z900 RS 2018 bikes available on the 1000PS.de Marketplace, specifically 28 compared to 7. It takes less time to sell a Kawasaki Ninja 650 with 96 days compared to 154 days for the Kawasaki Z900 RS. Since model year 2018 1000PS.de editors have written 26 reviews for the Kawasaki Z900 RS and 20 reviews for the Kawasaki Ninja 650 since model year 2017. The first review for the Kawasaki Z900 RS was published on 06/09/2017 and now has more than 63,700 views. This compares to more than 79,600 views for the first review on Kawasaki Ninja 650 published on 04/10/2016.

Price Kawasaki Z900 RS

Model year
Current average market prices

Price Kawasaki Ninja 650

Model year
Current average market prices

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