Kawasaki Z900 2021 vs. Kawasaki Ninja 1000SX 2023

The Kawasaki Z900 2021 and the Kawasaki Ninja 1000SX 2023 are both powerful motorcycles with inline four-cylinder engines. However, there are several differences between the two models.

In terms of power, the Ninja 1000SX 2023 has a slight advantage with 142 HP compared to the Z900 2021's 125.4 HP. The Ninja 1000SX also has a higher torque rating of 111 Nm compared to the Z900's 98.6 Nm. This means that the Ninja 1000SX may offer better acceleration and overall performance.

Both motorcycles feature fuel injection systems and chain transmissions, providing efficient power delivery and smooth gear shifts. They also have liquid cooling systems to maintain optimal engine temperatures.

In terms of suspension, both models feature telescopic front forks and swingarm rear suspension. However, the Ninja 1000SX offers slightly longer travel in both the front and rear suspension, with 120 mm and 144 mm respectively, compared to the Z900's 120 mm and 140 mm. This may result in a more comfortable ride on rougher roads for the Ninja 1000SX.

Kawasaki Z900 2021

The chassis construction differs between the two models, with the Z900 featuring a steel frame and the Ninja 1000SX featuring an aluminum frame. The aluminum frame on the Ninja 1000SX may offer better rigidity and handling characteristics.

Both motorcycles are equipped with dual disc front brakes, measuring 300 mm in diameter. However, the Ninja 1000SX features radial, monobloc, petal technology calipers, which may provide better braking performance compared to the Z900's four-piston calipers.

In terms of advanced rider assistance systems, both models feature ABS, multiple riding modes, ride-by-wire throttle control, and traction control. However, the Ninja 1000SX also includes additional features such as cornering ABS and quickshifter, enhancing its overall safety and convenience.

In terms of dimensions, both motorcycles have a 17-inch front and rear wheel with a width of 120 mm and 190 mm respectively for the Ninja 1000SX and 120 mm and 180 mm respectively for the Z900. The Ninja 1000SX has a slightly shorter wheelbase of 1440 mm compared to the Z900's 1450 mm. The seat height is also higher on the Ninja 1000SX at 834.98 mm compared to the Z900's 795 mm.

Kawasaki Ninja 1000SX 2023

Both models come equipped with LED daytime running lights, LED headlights, and TFT displays. However, the Ninja 1000SX also includes an adjustable windscreen, providing additional wind protection for the rider.

In terms of strengths, the Z900 2021 offers a powerful four-cylinder engine, intuitive handling, good equipment, an aggressive appearance, and a good value for money. On the other hand, the Ninja 1000SX 2023 offers silky smooth four-cylinder performance, comfortable yet sporty ergonomics, wind protection, a comprehensive electronic package, and excellent stability thanks to its full fairing. It is also considered very accessible.

However, the Z900 2021 has some weaknesses, including the lack of a quickshifter option and competitors offering a 6-axis IMU. The Ninja 1000SX 2023 has a few weaknesses as well, such as the need for higher RPMs for optimal performance, potentially complicated electronics, and the two-handed adjustment of the windscreen.

In conclusion, both the Kawasaki Z900 2021 and the Kawasaki Ninja 1000SX 2023 are impressive motorcycles with their own unique strengths and weaknesses. The Z900 offers a more aggressive and affordable option, while the Ninja 1000SX provides a comfortable and feature-packed sport touring experience. Ultimately, the choice between the two will depend on the rider's preferences and priorities.