Kawasaki Z900 2021 vs. Suzuki GSX-S1000 2018

The Kawasaki Z900 2021 and the Suzuki GSX-S1000 2018 are both naked bikes with similar engine types, inline four-cylinders, and liquid cooling systems. However, there are several differences between the two models.

In terms of engine power, the Suzuki GSX-S1000 2018 has a higher output with 149 HP compared to the Kawasaki Z900 2021's 125.4 HP. Similarly, the torque of the Suzuki GSX-S1000 2018 is higher at 106 Nm compared to the Kawasaki Z900 2021's 98.6 Nm. This indicates that the Suzuki GSX-S1000 2018 may offer more aggressive acceleration and better performance overall.

Both bikes feature fuel injection systems and have four cylinders, ensuring efficient fuel delivery and smooth power delivery. They also have similar suspension setups with upside-down telescopic forks at the front and swing arm suspensions at the rear. However, the Suzuki GSX-S1000 2018 offers more adjustability options with compression, preload, and rebound adjustments for the front suspension, while the Kawasaki Z900 2021 only offers preload and rebound adjustments.

Kawasaki Z900 2021

In terms of chassis, the Suzuki GSX-S1000 2018 has an aluminum frame, which is generally lighter and offers better handling compared to the steel frame of the Kawasaki Z900 2021. The frame type of the Suzuki GSX-S1000 2018 is a twin tube, which may contribute to its stable handling and confidence-inspiring ride.

Both bikes have double disc brakes at the front with four-piston calipers, ensuring strong stopping power. However, the Suzuki GSX-S1000 2018 has larger brake discs with a diameter of 310 mm compared to the Kawasaki Z900 2021's 300 mm discs. The Suzuki GSX-S1000 2018 also features radial brake technology, which may provide better brake feel and control.

In terms of rider assistance systems, both bikes feature ABS. However, the Kawasaki Z900 2021 offers additional advanced rider assistance systems such as riding modes, ride by wire, and traction control. These features may enhance the overall riding experience and provide better control and safety.

In terms of dimensions and weights, both bikes have similar front and rear tire widths and diameters. The Suzuki GSX-S1000 2018 has a slightly longer wheelbase of 1460 mm compared to the Kawasaki Z900 2021's 1450 mm. The seat height of the Suzuki GSX-S1000 2018 is also slightly higher at 815 mm compared to the Kawasaki Z900 2021's 795 mm. In terms of weight, both bikes have similar kerb weights with ABS, with the Suzuki GSX-S1000 2018 weighing 209 kg and the Kawasaki Z900 2021 weighing 210 kg.

Suzuki GSX-S1000 2018

In terms of strengths, the Kawasaki Z900 2021 offers a powerful four-cylinder engine, intuitive handling, good equipment, aggressive looks, and value for money. On the other hand, the Suzuki GSX-S1000 2018 is praised for its stable handling, sporty engine, attractive appearance and sound, comfortable riding position, and dynamic yet calm ride.

In terms of weaknesses, the Kawasaki Z900 2021 lacks a quickshifter option and is considered to be behind competitors who offer 6-axis IMU technology. The Suzuki GSX-S1000 2018 is noted to be a little jerky when changing from push to load and could benefit from a quickshifter with blipper functionality.

Overall, both the Kawasaki Z900 2021 and the Suzuki GSX-S1000 2018 have their own strengths and weaknesses. The choice between the two would depend on personal preferences and priorities, such as power, handling, features, and price.