Suzuki GSX-S1000 2015 vs. Kawasaki Z900 RS 2021

The Suzuki GSX-S1000 2015 and the Kawasaki Z900 RS 2021 are both naked bikes with inline four-cylinder engines and liquid cooling. They have similar displacements, with the GSX-S1000 at 999cc and the Z900 RS at 948cc.

In terms of power, the GSX-S1000 has an advantage with 149 horsepower compared to the Z900 RS's 111 horsepower. The GSX-S1000 also has a higher torque rating of 106 Nm compared to the Z900 RS's 98.6 Nm. Both bikes use fuel injection systems and have four cylinders.

In terms of suspension, both bikes feature upside-down telescopic forks at the front and a swingarm with a monoshock at the rear. They also offer adjustments for compression, preload, and rebound.

Suzuki GSX-S1000 2015

The chassis of the GSX-S1000 is made of aluminum, while the Z900 RS has a steel frame. Both bikes have dual disc brakes at the front with four-piston calipers. However, the GSX-S1000 has larger diameter discs at 310mm compared to the Z900 RS's 300mm discs.

In terms of advanced rider assistance systems, both bikes feature ABS. However, the Z900 RS has the additional feature of traction control.

In terms of dimensions, both bikes have a front tire width of 120mm and a diameter of 17 inches. The GSX-S1000 has a wider rear tire at 190mm compared to the Z900 RS's 180mm. Both bikes have a 17-inch rear tire diameter. The Z900 RS has a slightly longer wheelbase at 1470mm compared to the GSX-S1000's 1460mm. The seat height of the Z900 RS is also slightly higher at 835mm compared to the GSX-S1000's 815mm.

In terms of weight, the GSX-S1000 has a curb weight of 209kg with ABS, while the Z900 RS weighs slightly more at 215kg with ABS. Both bikes have a fuel tank capacity of 17 liters.

Kawasaki Z900 RS 2021

In terms of strengths, the GSX-S1000 is praised for its legendary Suzuki engine, sharp sound, quick acceleration, harmonious tuning, pleasant design, strong brakes, and firm chassis. It is also noted for its honest performance without any cheating. On the other hand, the Z900 RS is praised for its authentic and beautiful retro look and a very comfortable seating position. It is also described as easy and comfortable to ride.

In terms of weaknesses, the GSX-S1000 is criticized for its outdated base, weak performance in the mid-range, and a clunky gear shift. The Z900 RS, on the other hand, is noted for lacking quick-shifter and riding modes, although it does have adjustable traction control.

Overall, both the Suzuki GSX-S1000 2015 and the Kawasaki Z900 RS 2021 have their own strengths and weaknesses. The GSX-S1000 offers more power and torque, while the Z900 RS has a more comfortable seating position and retro styling. Ultimately, the choice between the two would depend on the rider's preferences and priorities.