Kawasaki Z900 2021 vs. Kawasaki Z1000SX 2017

The Kawasaki Z900 2021 and the Kawasaki Z1000SX 2017 are both powerful motorcycles with inline-four engines and chain transmissions. However, there are several notable differences between the two models.

In terms of power, the Kawasaki Z1000SX 2017 has a slight advantage with 142 HP compared to the Kawasaki Z900 2021's 125.4 HP. The Z1000SX also has a higher torque rating of 111 Nm compared to the Z900's 98.6 Nm. This means that the Z1000SX may offer slightly better acceleration and top speed.

Both motorcycles feature liquid-cooled engines and have a displacement of over 1000cc. The Z1000SX has a larger engine at 1043cc, while the Z900 has a smaller engine at 948cc. This may result in a slight difference in performance and overall feel.

Kawasaki Z900 2021

In terms of suspension, both motorcycles feature a telescopic fork front suspension and a swingarm rear suspension. However, the Z1000SX has slightly longer travel distances, with 120mm at the front and 144mm at the rear, compared to the Z900's 120mm and 140mm respectively. This may result in a slightly more comfortable ride on the Z1000SX, especially over rough road surfaces.

The chassis construction is also different between the two models. The Z900 2021 features a steel frame, while the Z1000SX 2017 has an aluminum frame. This may result in differences in weight distribution and overall handling characteristics.

Both motorcycles have dual disc front brakes with a diameter of 300mm and four-piston calipers. However, the Z1000SX features radial, monoblock, petal technology, which may provide improved braking performance compared to the Z900's petal technology.

Kawasaki Z1000SX 2017

In terms of assistance systems, both motorcycles feature ABS and traction control. However, the Z900 2021 also offers additional advanced rider assistance systems such as ride modes and ride-by-wire throttle control. These systems may enhance the overall riding experience and provide additional customization options.

In terms of dimensions and weights, the Z1000SX 2017 has a slightly wider rear tire at 190mm compared to the Z900's 180mm. The Z1000SX also has a slightly shorter wheelbase at 1440mm compared to the Z900's 1450mm. The Z1000SX is also slightly heavier with a curb weight of 235kg compared to the Z900's 210kg.

In summary, the Kawasaki Z900 2021 and the Kawasaki Z1000SX 2017 are both powerful motorcycles with their own strengths and weaknesses. The Z900 offers a more affordable option with intuitive handling and an aggressive look, while the Z1000SX provides a well-tuned engine, strong brakes, and a combination of ease of riding and high performance. Ultimately, the choice between the two models will depend on the rider's preferences and priorities.