Honda CB650R 2021 vs. Kawasaki Z900 RS 2018

The Honda CB650R 2021 and the Kawasaki Z900 RS 2018 are both naked bikes with similar engine types, in-line four-cylinder engines. However, there are several differences between the two models.

In terms of engine power, the Kawasaki Z900 RS 2018 has a higher output with 111 HP compared to the Honda CB650R 2021's 95 HP. The Kawasaki also has a higher torque at 98.6 Nm compared to the Honda's 63 Nm. This means that the Kawasaki will offer more acceleration and power on the road.

Both bikes have fuel injection systems and liquid cooling, ensuring efficient fuel delivery and temperature regulation. They also have the same number of cylinders, four, which provides smooth power delivery.

In terms of suspension, both bikes have upside-down telescopic forks at the front and swing arm suspension at the rear. The rear suspension on both models is equipped with a monoshock, but the Kawasaki Z900 RS 2018 offers additional adjustment options for preload and rebound. This allows riders to fine-tune the suspension to their preferences.

Honda CB650R 2021

Both bikes have steel frames, but the Honda CB650R 2021 features a twin-tube frame, while the Kawasaki Z900 RS 2018 has a tubular frame. The choice of frame design can affect the overall rigidity and handling characteristics of the bike.

In terms of braking, both bikes have double disc brakes at the front with four-piston calipers. However, the Honda CB650R 2021 has larger front brake discs with a diameter of 310 mm compared to the Kawasaki's 300 mm discs. This may provide slightly better braking performance on the Honda.

In terms of rider assistance systems, both bikes have ABS. However, the Kawasaki Z900 RS 2018 offers additional features such as ride-by-wire and traction control. These systems enhance the bike's performance and safety by providing smoother throttle response and improved traction in various road conditions.

In terms of dimensions and weights, the Kawasaki Z900 RS 2018 has a slightly longer wheelbase at 1470 mm compared to the Honda CB650R 2021's 1450 mm. The Kawasaki also has a higher seat height at 835 mm compared to the Honda's 810 mm. However, the Honda is lighter with a kerb weight of 202.5 kg compared to the Kawasaki's 215 kg. The Kawasaki also has a larger fuel tank capacity at 17 liters compared to the Honda's 15.4 liters.

In terms of strengths, the Honda CB650R 2021 is praised for its Neo Sports Cafe Optics, making it visually appealing. It is also considered suitable for beginners and offers a good price-performance ratio. The engine is smooth and has low fuel consumption.

Kawasaki Z900 RS 2018

On the other hand, the Kawasaki Z900 RS 2018 is praised for its powerful and smooth engine, attractive looks, and comfortable seating position. It is considered easy to ride and has balanced handling, neither being too nervous nor ponderous.

In terms of weaknesses, the Honda CB650R 2021 is criticized for its limited space for tall riders, mediocre equipment, and relatively bulky design. It is also noted that the engine lacks punch in the rev range.

The Kawasaki Z900 RS 2018 is criticized for not having a shift assistant, being heavier than other retro bikes in its class, and having a seat that may be too soft for long tours. It also lacks wind protection.

Overall, both the Honda CB650R 2021 and the Kawasaki Z900 RS 2018 have their own strengths and weaknesses. The choice between the two will depend on the rider's preferences and priorities.