Kawasaki Z900 2020 vs. Kawasaki Z900 RS 2021

Kawasaki Z900 2020

Kawasaki Z900 2020

Kawasaki Z900 RS 2021

Kawasaki Z900 RS 2021

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Overview - Kawasaki Z900 2020 vs Kawasaki Z900 RS 2021

The Kawasaki Z900 2020 and the Kawasaki Z900 RS 2021 are both naked bikes with similar technical specifications. They both have an inline four-cylinder engine with a displacement of 948cc and liquid cooling. The engine power is slightly higher in the Z900 2020 with 125.4 HP compared to 111 HP in the Z900 RS 2021. However, both models have the same torque of 98.6 Nm.

In terms of suspension, both bikes have upside-down telescopic forks at the front and a swing arm with a monoshock at the rear. The suspension adjustments are also similar, with both models offering preload and rebound adjustments. The rear suspension material is aluminum in both bikes.

Kawasaki Z900 2020

Kawasaki Z900 2020

The chassis of the Z900 2020 has a steel double cradle frame, while the Z900 RS 2021 has a steel tubular frame. Both bikes have double disk brakes at the front with a diameter of 300mm and four pistons. They also have ABS and traction control as advanced rider assistance systems.

In terms of dimensions and weights, there are slight differences between the two models. The Z900 RS 2021 has a slightly longer wheelbase of 1470mm compared to 1450mm in the Z900 2020. The seat height is also higher in the Z900 RS 2021 at 835mm compared to 795mm in the Z900 2020. The kerb weight with ABS is slightly higher in the Z900 RS 2021 at 215kg compared to 210kg in the Z900 2020.

Now, let's discuss the strengths and weaknesses of each model. The Z900 2020 is praised for its powerful four-cylinder engine, great handling, good equipment, aggressive looks, and value for money. On the other hand, it is criticized for its somewhat tiring menu navigation and the absence of a quickshifter option.

Kawasaki Z900 RS 2021

Kawasaki Z900 RS 2021

The Z900 RS 2021, on the other hand, is appreciated for its authentic and beautiful retro look. It offers a very comfortable seating position and is easy and comfortable to ride. However, it also lacks a quickshifter and driving modes, although the traction control is adjustable.

In conclusion, both the Kawasaki Z900 2020 and the Kawasaki Z900 RS 2021 are impressive naked bikes with their own strengths and weaknesses. The Z900 2020 offers a more powerful engine and additional features like riding modes, while the Z900 RS 2021 stands out with its retro look and comfortable riding experience. Ultimately, the choice between the two models will depend on the rider's preferences and priorities.

Technical Specifications Kawasaki Z900 2020 compared to Kawasaki Z900 RS 2021

Kawasaki Z900 2020
Kawasaki Z900 RS 2021

Engine and Drive Train

Engine typeEngine typeIn lineEngine typeIn line
BoreBore73.4 mmBore73.4 mm
StrokeStroke56 mmStroke56 mm
Engine powerEngine power125.4 HPEngine power111 HP
Rpm at Max. PowerRpm at Max. Power9,500 rpmRpm at Max. Power8,500 rpm
TorqueTorque98.6 NmTorque98.6 Nm
Rpm at TorqueRpm at Torque7,700 rpmRpm at Torque6,500 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
CylindersCylinders4Cylinders4
StrokesStrokes4-StrokeStrokes4-Stroke
Valves per cylinderValves per cylinder4Valves per cylinder4
ValvesValvesDOHCValvesDOHC
CoolingCoolingliquidCoolingliquid
DisplacementDisplacement948 ccmDisplacement948 ccm

Suspension Front

Front suspensionFront suspensionUpside-Down telescopic forkFront suspensionUpside-Down telescopic fork
DiameterDiameter41 mmDiameter41 mm
TravelTravel120 mmTravel120 mm
AdjustmentAdjustmentPreload, ReboundAdjustmentCompression, Preload, Rebound

Suspension Rear

SuspensionSuspensionSwing armSuspensionSwing arm
Shock absorberShock absorberMonoshockShock absorberMonoshock
TravelTravel140 mmTravel140 mm
AdjustmentAdjustmentPreload, ReboundAdjustmentPreload, Rebound
MaterialMaterialAluminiumMaterialAluminium

Chassis

FrameFrameSteelFrameSteel
Frame typeFrame typeDouble cradleFrame typeTubular
RakeRake65 degreeRake65 degree
TrailTrail105 mmTrail98 mm

Brakes Front

TypeTypeDouble diskTypeDouble disk
DiameterDiameter300 mmDiameter300 mm
PistonPistonFour pistonsPistonFour pistons
Shock mountShock mountFixed caliperShock mountFixed caliper
ActuationActuationHydraulicActuationHydraulic

Brakes Rear

TypeTypeDiscTypeDisc
DiameterDiameter250 mmDiameter250 mm
PistonPistonSingle pistonPistonSingle piston

Assistance Systems

Advanced Rider Assistance SystemsAdvanced Rider Assistance SystemsABS, Riding modes, Ride by Wire, Traction controlAdvanced Rider Assistance SystemsABS, Traction control

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 width180 mm
Rear tyre heightRear tyre height55 %Rear tyre height55 %
Rear tyre diameterRear tyre diameter17 inchRear tyre diameter17 inch
LengthLength2,070 mmLength2,100 mm
WidthWidth820 mmWidth865 mm
HeightHeight1,065 mmHeight1,150 mm
WheelbaseWheelbase1,450 mmWheelbase1,470 mm
Seat HeightSeat Height795 mmSeat Height835 mm
Kerb Weight (with ABS)Kerb Weight (with ABS)210 kgKerb Weight (with ABS)215 kg
License compliancyLicense compliancyALicense compliancyA

Pros and Cons in comparison

Pros and Cons in comparison

Kawasaki Z900 2020

Kawasaki Z900 2020

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, even if the option of a quickshifter would have been a nice extra. Apart from that: great shot, Kawasaki!

powerful four-cylinder

great handling

good equipment

aggressive looks

value for money

Menu navigation somewhat tiring

missing quickshifter option

Kawasaki Z900 RS 2021

Kawasaki Z900 RS 2021

A timelessly beautiful motorbike, the Z 900 RS. Its heart, the powerful and silky-smooth four-cylinder, ensures absolute riding pleasure. Even for longer rides, it offers plenty of comfort thanks to its pleasant seating position, well-padded saddle and high, wide handlebars. For those who like retro motorbikes but appreciate modern handling, the Z1 Homage is a very good choice.

authentic, beautiful retro look

very comfortable seating position

easy and comfortable to ride

no quickshifter and no driving modes (but TC adjustable)

Price Comparison Avarage Market Price Kawasaki Z900 vs Kawasaki Z900 RS

There are a few key differences between a Kawasaki Z900 2020 and a Kawasaki Z900 RS 2021. In terms of price, the actual average price of a Kawasaki Z900 RS 2021 is about 23% higher. Compared to Kawasaki Z900 RS 2021 there are more Kawasaki Z900 2020 bikes available on the 1000PS.de Marketplace, specifically 34 compared to 14. It takes less time to sell a Kawasaki Z900 with 124 days compared to 125 days for a Kawasaki Z900 RS. Since model year 2017 1000PS.de editors have written 46 reviews for the Kawasaki Z900 and 26 reviews for the Kawasaki Z900 RS since model year 2018. 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 63,700 views for the first review on Kawasaki Z900 RS published on 9/6/2017.

Price Kawasaki Z900

Model year
Current average market prices

Price Kawasaki Z900 RS

Model year
Current average market prices

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