Kawasaki Z900 2020 vs. Kawasaki Z900 RS 2021

The Kawasaki Z900 2020 and the Kawasaki Z900 RS 2021 are both naked bikes from Kawasaki, but they have some notable differences in terms of specifications and features.

Starting with the engine and drivetrain, both bikes have an inline-four engine with a displacement of 948cc and liquid cooling. However, the Z900 2020 has a higher power output of 125.4 HP compared to the Z900 RS 2021, which has 111 HP. Both bikes have the same torque of 98.6 Nm and use fuel injection systems.

In terms of suspension, both bikes feature a telescopic upside-down fork at the front and a swingarm with a monoshock at the rear. However, the Z900 RS 2021 offers more adjustability options with compression, preload, and rebound adjustments, while the Z900 2020 only has preload and rebound adjustments.

Kawasaki Z900 2020

Both bikes have a steel frame, but the Z900 2020 has a double-cradle frame design, while the Z900 RS 2021 has a tubular frame. The braking system on both bikes consists of dual disc brakes at the front with four-piston calipers. The Z900 RS 2021 has the same braking system as the Z900 2020, with a disc diameter of 300mm.

In terms of advanced rider assistance systems, both bikes come with ABS and traction control. However, the Z900 2020 offers additional features such as riding modes and ride-by-wire throttle control, which are not available on the Z900 RS 2021.

In terms of dimensions and weights, both bikes have the same tire sizes with a width of 120mm at the front and 180mm at the rear, and a diameter of 17 inches. The Z900 RS 2021 has a slightly longer wheelbase of 1470mm compared to the Z900 2020, which has a wheelbase of 1450mm. The seat height of the Z900 RS 2021 is also higher at 835mm compared to the Z900 2020, which has a seat height of 795mm. The Z900 RS 2021 is slightly heavier with a curb weight of 215kg, while the Z900 2020 weighs 210kg.

Kawasaki Z900 RS 2021

In terms of strengths, the Z900 2020 is praised for its powerful four-cylinder engine, excellent handling, good equipment, aggressive appearance, and good value for money. On the other hand, the Z900 RS 2021 is praised for its authentic and beautiful retro look, very comfortable seating position, and easy and comfortable ride.

As for weaknesses, the Z900 2020 is criticized for its slightly tiring menu navigation and the lack of a quickshifter option. The Z900 RS 2021, on the other hand, is criticized for not having a quickshifter and riding modes, although it does have adjustable traction control.

Overall, both the Kawasaki Z900 2020 and the Kawasaki Z900 RS 2021 are impressive naked bikes with their own unique features and strengths. The choice between the two would depend on the rider's preferences, whether they prioritize power and advanced features or a retro look and comfortable riding position.