Kawasaki Z 400 2023 vs. Kawasaki Z650 2021

Kawasaki Z 400 2023

Kawasaki Z 400 2023

Kawasaki Z650 2021

Kawasaki Z650 2021

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Overview - Kawasaki Z 400 2023 vs Kawasaki Z650 2021

The Kawasaki Z 400 2023 and the Kawasaki Z650 2021 are both naked bikes with similar engine types, inline engines. However, there are several differences between the two models.

In terms of engine power, the Kawasaki Z 400 2023 has a lower output with 45 HP, while the Kawasaki Z650 2021 offers a higher power of 68.2 HP. The torque is also higher in the Z650, with 65.7 Nm compared to the Z400's 37 Nm. This means that the Z650 will likely have better acceleration and overall performance.

Both bikes have a fuel injection system and liquid cooling, ensuring efficient fuel delivery and temperature regulation. They also have the same number of cylinders, two, which contributes to their smooth operation.

The suspension systems on both models consist of a telescopic fork at the front and a swing arm with a monoshock at the rear. The rear suspension on both bikes is adjustable for preload, allowing riders to customize the ride to their preferences. This ensures a comfortable and stable ride on various road conditions.

Kawasaki Z 400 2023

Kawasaki Z 400 2023

In terms of the chassis, both bikes feature a steel frame with a tubular design. This provides strength and rigidity, contributing to the bikes' stability and handling.

The braking systems differ slightly between the two models. The Kawasaki Z 400 2023 has a single disc brake at the front with a diameter of 310 mm and a double-piston caliper. On the other hand, the Kawasaki Z650 2021 has double disc brakes at the front with a slightly smaller diameter of 300 mm. Both bikes utilize petal technology, which improves heat dissipation and reduces brake fade.

Both models are equipped with ABS, an advanced rider assistance system that enhances safety by preventing wheel lock-up during braking.

In terms of dimensions, the Kawasaki Z650 2021 has slightly larger front and rear tire widths compared to the Z400. The Z650 also has a longer wheelbase, which may contribute to better stability at higher speeds. However, the seat height is slightly higher on the Z650, which may make it less comfortable for taller riders.

Kawasaki Z650 2021

Kawasaki Z650 2021

The weight of the bikes also differs, with the Kawasaki Z650 2021 being slightly heavier at 187.1 kg compared to the Z400's weight of 167 kg (both weights include ABS). The fuel tank capacity is also slightly larger on the Z650, with 15 liters compared to the Z400's 14 liters.

In terms of strengths, the Kawasaki Z 400 2023 has a lively engine, good chassis and brakes, easy handling, a grown-up look, and high-quality workmanship. On the other hand, the Kawasaki Z650 2021 is praised for its accessible two-cylinder engine, compact dimensions, low seat height, stable chassis, TFT display with connectivity, and grown-up look.

As for weaknesses, the Kawasaki Z 400 2023 has non-adjustable levers, which may limit customization options for some riders. The Kawasaki Z650 2021, on the other hand, may be uncomfortable for taller riders and may have a lower adrenaline level in the saddle compared to its competition.

Overall, the Kawasaki Z650 2021 offers more power and slightly better specifications in terms of braking and dimensions. However, the Kawasaki Z 400 2023 still provides a lively and enjoyable riding experience with its lower weight and high-quality construction. Ultimately, the choice between the two models will depend on the rider's preferences and priorities.

Technical Specifications Kawasaki Z 400 2023 compared to Kawasaki Z650 2021

Kawasaki Z 400 2023
Kawasaki Z650 2021

Engine and Drive Train

Engine typeEngine typeIn lineEngine typeIn line
BoreBore70 mmBore83 mm
StrokeStroke51.8 mmStroke60 mm
Engine powerEngine power45 HPEngine power68.2 HP
Rpm at Max. PowerRpm at Max. Power10,000 rpmRpm at Max. Power8,000 rpm
TorqueTorque37 NmTorque65.7 Nm
Rpm at TorqueRpm at Torque8,000 rpmRpm at Torque7,000 rpm
Compression RatioCompression Ratio11.5 Compression Ratio10.8
Fuel systemFuel systemInjectionFuel systemInjection
Throttle BoreThrottle Bore32 mmThrottle Bore36 mm
StarterStarterElectricStarterElectric
Clutch TypeClutch TypeMultiplate in oil-bathClutch TypeMultiplate in oil-bath
IgnitionIgnitionDigitalIgnitionDigital
TransmissionTransmissionChainTransmissionChain
Transmission TypeTransmission TypeGearshiftTransmission TypeGearshift
Number of gearsNumber of gears6Number of gears6
CylindersCylinders2Cylinders2
StrokesStrokes4-StrokeStrokes4-Stroke
Valves per cylinderValves per cylinder4Valves per cylinder4
CoolingCoolingliquidCoolingliquid
DisplacementDisplacement399 ccmDisplacement649 ccm

Suspension Front

Front suspensionFront suspensionTelescopic forkFront suspensionTelescopic fork
DiameterDiameter41 mmDiameter41 mm
TravelTravel120 mmTravel125 mm

Suspension Rear

SuspensionSuspensionSwing armSuspensionSwing arm
Shock absorberShock absorberMonoshockShock absorberMonoshock
TravelTravel130 mmTravel130 mm
AdjustmentAdjustmentPreloadAdjustmentPreload

Chassis

FrameFrameSteelFrameSteel
Frame typeFrame typeTubularFrame typeTubular
RakeRake65.5 degreeRake65.5 degree
TrailTrail92 mmTrail100 mm

Brakes Front

TypeTypeSingle diskTypeDouble disk
DiameterDiameter310 mmDiameter300 mm
PistonPistonDouble pistonPistonDouble piston
Shock mountShock mountSemi-SchwimmsattelShock mountSemi-Schwimmsattel
TechnologyTechnologyPetalTechnologyPetal

Brakes Rear

TypeTypeDiscTypeDisc
DiameterDiameter220 mmDiameter220 mm
PistonPistonDouble pistonPistonSingle piston
Shock mountShock mountFloating caliperShock mountFloating caliper

Assistance Systems

Advanced Rider Assistance SystemsAdvanced Rider Assistance SystemsABSAdvanced Rider Assistance SystemsABS

Dimensions and Weights

Front tyre widthFront tyre width110 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 width150 mmRear tyre width160 mm
Rear tyre heightRear tyre height60 %Rear tyre height60 %
Rear tyre diameterRear tyre diameter17 inchRear tyre diameter17 inch
LengthLength1,990 mmLength2,055 mm
WheelbaseWheelbase1,370 mmWheelbase1,410 mm
Seat HeightSeat Height785 mmSeat Height790 mm
Kerb Weight (with ABS)Kerb Weight (with ABS)167 kgKerb Weight (with ABS)187.1 kg
Fuel Tank CapacityFuel Tank Capacity14 lFuel Tank Capacity15 l
License compliancyLicense compliancyA2License compliancyA

Pros and Cons in comparison

Pros and Cons in comparison

Kawasaki Z 400 2023

Kawasaki Z 400 2023

A cool and sensible entry into the A2 class. The Kawasaki Z400 scores points all along the line with its instinctive handling and the in-line two-cylinder, which convinces with good response and sufficient power. You can't go wrong with this naked bike and you can overlook the fact that the levers are not adjustable - after all, costs have to be saved somewhere.

lively engine

good chassis and brakes

easy handling

grown-up look

high-quality workmanship

Non-adjustable levers

Kawasaki Z650 2021

Kawasaki Z650 2021

Even in 2021, the Kawasaki Z 650 stands for easy riding with great looks and good equipment. Both seat height and engine are very accessible and will give both experienced riders and newcomers a lot of pleasure. If you are looking for an honest naked bike without any big surprises, this is the bike for you. Due to its compact dimensions, however, you should try it out before buying and perhaps go for the raised seat.

accessible two-cylinder

compact dimensions

low seat height

stable chassis

TFT display with connectivity

grown-up look

Probably uncomfortable for tall riders

adrenaline level in the saddle lower than with the competition

Price Comparison Avarage Market Price Kawasaki Z 400 vs Kawasaki Z650

There are a few key differences between a Kawasaki Z 400 2023 and a Kawasaki Z650 2021. In terms of price, the actual average price of a Kawasaki Z650 2021 is about 14% higher. Compared to Kawasaki Z650 2021 there are more Kawasaki Z 400 2023 bikes available on the 1000PS.de Marketplace, specifically 89 compared to 25. It takes less time to sell a Kawasaki Z650 with 106 days compared to 123 days for the Kawasaki Z 400. Since model year 2019 1000PS.de editors have written 8 reviews for the Kawasaki Z 400 and 31 reviews for the Kawasaki Z650 since model year 2017. The first review for the Kawasaki Z 400 was published on 10/2/2018 and now has more than 23,200 views. This compares to more than 25,000 views for the first review on Kawasaki Z650 published on 11/8/2016.

Price Kawasaki Z 400

Model year
Current average market prices

Price Kawasaki Z650

Model year
Current average market prices

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