Kawasaki Z900 2021 vs. Kawasaki Ninja 650 2017

Kawasaki Z900 2021

Kawasaki Z900 2021

Kawasaki Ninja 650 2017

Kawasaki Ninja 650 2017

Loading...

Overview - Kawasaki Z900 2021 vs Kawasaki Ninja 650 2017

The Kawasaki Z900 2021 and the Kawasaki Ninja 650 2017 are both motorcycles produced by Kawasaki, but they have distinct differences in terms of technical specifications and strengths.

Starting with the technical specifications, the Kawasaki Z900 2021 is equipped with a powerful four-cylinder engine with a displacement of 948cc. It produces an engine power of 125.4 HP and a torque of 98.6 Nm. The engine has a compression ratio of 11.8 and features a fuel injection system. The Z900 also has a liquid cooling system and a DOHC valve configuration. It has a steel double cradle frame and a front suspension with an upside-down telescopic fork and a diameter of 41 mm. The rear suspension is a swing arm with a monoshock and offers preload and rebound adjustment. The Z900 has a double disk brake system with a diameter of 300 mm and four-piston calipers at the front. It also comes with advanced rider assistance systems such as ABS, riding modes, ride by wire, and traction control. The Z900 has a wheelbase of 1450 mm, a seat height of 795 mm, and a kerb weight of 210 kg.

Kawasaki Z900 2021

Kawasaki Z900 2021

On the other hand, the Kawasaki Ninja 650 2017 features a two-cylinder engine with a displacement of 649cc. It produces an engine power of 68.2 HP and a torque of 65.7 Nm. The engine has a compression ratio of 10.8 and also features a fuel injection system. Similar to the Z900, the Ninja 650 has a liquid cooling system and a DOHC valve configuration. It has a steel tubular frame and a front suspension with a telescopic fork and a diameter of 41 mm. The rear suspension is a swing arm with a monoshock and offers preload adjustment. The Ninja 650 is equipped with a double disk brake system with a diameter of 300 mm and double-piston calipers at the front. It comes with ABS as the only advanced rider assistance system. The Ninja 650 has a wheelbase of 1410 mm, a seat height of 790 mm, and a kerb weight of 193 kg.

In terms of strengths, the Kawasaki Z900 2021 stands out for its powerful four-cylinder engine, intuitive handling, good equipment, aggressive looks, and value for money. On the other hand, the Kawasaki Ninja 650 2017 is praised for its transparent chassis for sport, playful and good-natured handling, excellent brakes, sharp looks reminiscent of the ZX-10R, and a resilient engine.

Kawasaki Ninja 650 2017

Kawasaki Ninja 650 2017

However, both motorcycles have their weaknesses as well. The Kawasaki Z900 2021 does not offer a quickshifter option, and it faces competition from other motorcycles that have a 6-axis IMU and more advanced electronic systems. The Kawasaki Ninja 650 2017 has a slight drawback in terms of sound from the stock exhaust and shows some vibrations from the engine.

In conclusion, the Kawasaki Z900 2021 and the Kawasaki Ninja 650 2017 have their own unique features and strengths. The Z900 offers a more powerful engine, advanced rider assistance systems, and a higher level of equipment, while the Ninja 650 provides a sporty and playful riding experience with excellent brakes. Ultimately, the choice between the two would depend on the rider's preferences and priorities.

Technical Specifications Kawasaki Z900 2021 compared to Kawasaki Ninja 650 2017

Kawasaki Z900 2021
Kawasaki Ninja 650 2017

Engine and Drive Train

Engine typeEngine typeIn lineEngine typeIn line
BoreBore73.4 mmBore83 mm
StrokeStroke56 mmStroke60 mm
Engine powerEngine power125.4 HPEngine power68.2 HP
Rpm at Max. PowerRpm at Max. Power9,500 rpmRpm at Max. Power8,000 rpm
TorqueTorque98.6 NmTorque65.7 Nm
Rpm at TorqueRpm at Torque7,700 rpmRpm at Torque7,000 rpm
Compression RatioCompression Ratio11.8 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
Shock mountShock mountDeflectionShock mountDeflection
TravelTravel140 mmTravel130 mm
AdjustmentAdjustmentPreload, ReboundAdjustmentPreload

Chassis

FrameFrameSteelFrameSteel
Frame typeFrame typeDouble cradleFrame typeTubular
RakeRake65 degreeRake65.5 degree
TrailTrail105 mmTrail100 mm

Brakes Front

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

Brakes Rear

TypeTypeDiscTypeDisc
DiameterDiameter250 mmDiameter220 mm
PistonPistonSingle pistonPistonSingle piston

Assistance Systems

Advanced Rider Assistance SystemsAdvanced Rider Assistance SystemsABS, Riding modes, 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
LengthLength2,070 mmLength2,055 mm
WidthWidth820 mmWidth740 mm
HeightHeight1,065 mmHeight1,135 mm
WheelbaseWheelbase1,450 mmWheelbase1,410 mm
Seat HeightSeat Height795 mmSeat Height790 mm
Kerb Weight (with ABS)Kerb Weight (with ABS)210 kgKerb Weight (with ABS)193 kg
License compliancyLicense compliancyALicense compliancyA

Pros and Cons in comparison

Pros and Cons in comparison

Kawasaki Z900 2021

Kawasaki Z900 2021

In terms of price-performance, the Kawasaki Z900 is hard to beat at the moment. With the perfectly tuned engine, the high-quality chassis components and the electronics added for 2020, this naked bike offers everything that sporty riders will be looking for. There is really nothing to complain about, except for the lack of a quickshifter option.

powerful four-cylinder

intuitive handling

good equipment

aggressive looks

value for money

No quickshifter option

competitors with 6-axis IMU electronically ahead.

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 vs Kawasaki Ninja 650

There are a few key differences between a Kawasaki Z900 2021 and a Kawasaki Ninja 650 2017. In terms of price, the actual average price of a Kawasaki Z900 2021 is about 35% higher. Compared to Kawasaki Ninja 650 2017 there are more Kawasaki Z900 2021 bikes available on the 1000PS.de Marketplace, specifically 33 compared to 7. It takes less time to sell a Kawasaki Ninja 650 with 96 days compared to 107 days for the Kawasaki Z900. Since model year 2017 1000PS.de editors have written 46 reviews for the Kawasaki Z900 and 20 reviews for the Kawasaki Ninja 650 since model year 2017. The first review for the Kawasaki Z900 was published on 11/11/2016 and now has more than 93,200 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

Model year
Current average market prices

Price Kawasaki Ninja 650

Model year
Current average market prices

Alternative Comparisons

1000PS Partner

LOUISContinental MotorradreifenSchuberthcalimoto GmbHMotorex AG