Kawasaki Z900 2021 vs. Triumph Speed Triple RS 2018

In terms of engine and drive train, both the Kawasaki Z900 2021 and the Triumph Speed Triple RS 2018 have inline engines with liquid cooling. However, the Z900 has a slightly smaller engine displacement of 948cc compared to the Speed Triple RS's 1050cc. The Speed Triple RS also has a higher engine power of 150 HP compared to the Z900's 125.4 HP. However, the Z900 has a higher torque of 98.6 Nm compared to the Speed Triple RS's 117 Nm. Both bikes have fuel injection systems and 4 cylinders.

In terms of suspension, both bikes have upside-down telescopic forks in the front. The Z900 offers adjustment options for preload and rebound, while the Speed Triple RS offers additional compression adjustment. In the rear, both bikes have swing arm suspensions with monoshock absorbers. The Z900 offers adjustment options for preload and rebound, while the Speed Triple RS offers additional compression adjustment. The Speed Triple RS also has an aluminum swing arm, while the Z900's swing arm material is not specified.

In terms of chassis, the Z900 has a steel frame with a double cradle design, while the Speed Triple RS has an aluminum frame with a twin tube design.

Kawasaki Z900 2021

Both bikes have double disk brakes in the front, with the Z900 having a diameter of 300mm and the Speed Triple RS having a larger diameter of 320mm. Both bikes have four-piston calipers and advanced braking technologies such as petal (Z900) and radial monoblock (Speed Triple RS).

In terms of advanced rider assistance systems, both bikes offer ABS, riding modes, ride by wire, and traction control.

Triumph Speed Triple RS 2018

In terms of dimensions and weights, both bikes have a front tire width of 120mm and a front tire diameter of 17 inches. The Z900 has a rear tire width of 180mm and a rear tire diameter of 17 inches, while the Speed Triple RS has a wider rear tire width of 190mm. The Z900 has a slightly longer wheelbase of 1450mm compared to the Speed Triple RS's 1445mm. The Z900 also has a lower seat height of 795mm compared to the Speed Triple RS's 825mm.

In terms of strengths, the Z900 2021 is praised for its powerful four-cylinder engine, intuitive handling, good equipment, aggressive looks, and value for money. On the other hand, the Speed Triple RS 2018 is praised for its new technology, well-functioning electronic aids, proven engine further developed for more power and speed, high-quality chassis, many adjustment options, comfortable seating position, and many optional equipment options.

In terms of weaknesses, the Z900 2021 lacks a quickshifter option and is considered to be behind competitors with 6-axis IMU electronically. The Speed Triple RS 2018 is criticized for its lack of a windshield, high weight, and little ground clearance.