Suzuki GSX-S1000 2021 vs. Kawasaki Z900 RS 2021

The Suzuki GSX-S1000 and the Kawasaki Z900 RS are both naked bikes from the 2021 model year. They have similar engine types, with both being inline 4-cylinder engines. However, the Suzuki GSX-S1000 has a more powerful engine, producing 152 HP compared to the Kawasaki Z900 RS's 111 HP. The Suzuki also has higher torque at 106 Nm compared to the Kawasaki's 98.6 Nm. Both bikes have fuel injection systems and liquid cooling.

In terms of suspension, both bikes have upside-down telescopic forks at the front and swing arm suspensions at the rear. They also have adjustable suspension settings for compression, preload, and rebound. The Suzuki GSX-S1000 has a monoshock rear shock absorber, while the Kawasaki Z900 RS also has a monoshock but with adjustable preload and rebound.

In terms of chassis, the Suzuki GSX-S1000 has an aluminum frame with a twin tube design, while the Kawasaki Z900 RS has a steel frame with a tubular design. Both bikes have double disk brakes at the front with four-piston calipers. However, the Suzuki has larger front brake disks with a diameter of 310 mm compared to the Kawasaki's 300 mm.

Suzuki GSX-S1000 2021

Both bikes come with advanced rider assistance systems such as ABS and traction control. The Suzuki GSX-S1000 also has additional features like riding modes, ride by wire, and a shift assistant with a blipper.

In terms of dimensions and weights, the Suzuki GSX-S1000 has a slightly smaller wheelbase at 1460 mm compared to the Kawasaki Z900 RS's 1470 mm. The seat height of the Suzuki is also slightly lower at 810 mm compared to the Kawasaki's 835 mm. Both bikes have similar front and rear tire sizes, with the Suzuki having a wider rear tire at 190 mm compared to the Kawasaki's 180 mm. The Suzuki GSX-S1000 has a larger fuel tank capacity at 19 liters compared to the Kawasaki's 17 liters. The Suzuki also weighs slightly less at 214 kg compared to the Kawasaki's 215 kg.

Kawasaki Z900 RS 2021

In terms of strengths, the Suzuki GSX-S1000 has a more powerful engine, a smooth quickshifter, sporty handling, a comfortable seating position, and an aggressive look. On the other hand, the Kawasaki Z900 RS has an authentic and beautiful retro look, a very comfortable seating position, and is easy and comfortable to ride.

The Suzuki GSX-S1000's main weakness is that its display can be difficult to read. The Kawasaki Z900 RS, on the other hand, lacks a quickshifter and driving modes, although it does have adjustable traction control.

In summary, both the Suzuki GSX-S1000 and the Kawasaki Z900 RS are powerful naked bikes with their own unique strengths. The Suzuki offers a more aggressive and sporty experience with its powerful engine and advanced features, while the Kawasaki provides a comfortable and stylish retro ride. Ultimately, the choice between the two will depend on the rider's preferences and priorities.