BMW S 1000 R 2021 vs. Kawasaki Z900 2021

When comparing the BMW S 1000 R 2021 and the Kawasaki Z900 2021, it is important to consider their technical specifications and strengths and weaknesses.

Starting with the technical specifications, both motorcycles have an inline-four engine with liquid cooling. However, the BMW S 1000 R has a higher power output of 165 HP compared to the Kawasaki Z900's 125.4 HP. The BMW also has a higher torque of 114 Nm compared to the Kawasaki's 98.6 Nm. In terms of displacement, the BMW has a larger engine at 999cc compared to the Kawasaki's 948cc.

In terms of suspension, both motorcycles feature a telescopic fork at the front and a swingarm at the rear. The BMW S 1000 R offers more adjustment options with compression, preload, and rebound adjustments for both the front and rear suspension. The Kawasaki Z900 only offers preload and rebound adjustments for its suspension.

When it comes to the chassis, the BMW S 1000 R features an aluminum frame, while the Kawasaki Z900 has a steel frame. The choice of frame material can affect the overall weight and handling characteristics of the motorcycle.

BMW S 1000 R 2021

In terms of braking, both motorcycles have dual disc brakes at the front. However, the BMW S 1000 R has larger diameter discs at 320mm compared to the Kawasaki Z900's 300mm discs. Both motorcycles feature four-piston calipers for improved braking performance. The BMW also utilizes radial technology for its brake pistons, which can enhance braking feel and control.

Both motorcycles come equipped with advanced rider assistance systems such as ABS, traction control, and multiple riding modes. However, the BMW S 1000 R offers additional features like hill start assist, ABS for curves, and anti-wheelie control. These features can enhance safety and performance during different riding conditions.

In terms of dimensions and weight, both motorcycles have a similar width of 120mm for the front tire and a 17-inch diameter for both the front and rear tires. The BMW S 1000 R has a wider rear tire at 190mm compared to the Kawasaki Z900's 180mm. Both motorcycles have a similar wheelbase of 1450mm. However, the BMW S 1000 R has a higher seat height at 830mm compared to the Kawasaki Z900's 795mm. The BMW also weighs slightly less at 199kg compared to the Kawasaki's 210kg.

Kawasaki Z900 2021

Moving on to the strengths and weaknesses of each motorcycle, the BMW S 1000 R has a powerful engine, excellent brakes, comfortable ergonomics, and optional high-performance extras. It offers a simple yet fast operation and is considered an excellent all-rounder.

On the other hand, the Kawasaki Z900 has a powerful four-cylinder engine, intuitive handling, good equipment, and an aggressive appearance. It also offers a good value for money proposition.

In terms of weaknesses, the BMW S 1000 R has some minor drawbacks such as a slightly imperfect gear lever and intrusive sound. It also experiences vibrations on the handlebars. The Kawasaki Z900 lacks the option for quickshifter and some competitors offer electronic 6-axis IMU.

In conclusion, the BMW S 1000 R 2021 and the Kawasaki Z900 2021 both have their own strengths and weaknesses. The BMW offers a more powerful engine and additional advanced features, while the Kawasaki provides a good balance of performance and affordability. Ultimately, the choice between the two will depend on individual preferences and priorities.