Kawasaki Z900 70kW 2020 vs. Aprilia Tuono 660 2021

The Kawasaki Z900 70kW 2020 and the Aprilia Tuono 660 2021 are both naked bikes with similar engine power outputs of 95 HP. However, there are several differences between the two models.

In terms of engine type, the Kawasaki Z900 70kW 2020 features an in-line engine, while the Aprilia Tuono 660 2021 has an in-line crankpin offset engine. Both bikes have liquid cooling systems and fuel injection.

The Kawasaki Z900 70kW 2020 has a larger displacement of 948cc compared to the Aprilia Tuono 660 2021's 659cc. This may result in the Kawasaki offering more power and torque, with 91.2 Nm compared to the Aprilia's 67 Nm.

Both bikes have upside-down telescopic forks for the front suspension and swing arm suspension with monoshock absorbers at the rear. However, the Aprilia Tuono 660 2021 has an aluminum frame, while the Kawasaki Z900 70kW 2020 has a steel frame. The Aprilia's frame is of the load-bearing engine type, which may contribute to its sporty handling.

Kawasaki Z900 70kW 2020

In terms of braking, both bikes have double disk brakes at the front with four pistons. However, the Aprilia Tuono 660 2021 has larger diameter disks at 320mm and radial technology, which may provide better braking performance.

Both bikes come with advanced rider assistance systems such as ABS, riding modes, and traction control. The Aprilia Tuono 660 2021 offers additional features like launch control, quickshifter, and anti-wheelie, but some of these may come at an extra cost. The Kawasaki Z900 70kW 2020 does not have a quickshifter option.

In terms of dimensions and weights, the Aprilia Tuono 660 2021 has a shorter wheelbase of 1370mm compared to the Kawasaki Z900 70kW 2020's 1450mm. The seat height of the Aprilia is also higher at 820mm compared to the Kawasaki's 795mm. The Aprilia is lighter with a kerb weight of 183kg, while the Kawasaki weighs 210kg with ABS.

Aprilia Tuono 660 2021

Both bikes come with LED headlights, but the Kawasaki Z900 70kW 2020 also features LED daytime running lights and a TFT display. The Aprilia Tuono 660 2021 has a simpler equipment setup.

In terms of strengths, the Kawasaki Z900 70kW 2020 offers enough power, great handling, good equipment, an aggressive look, and value for money. On the other hand, the Aprilia Tuono 660 2021 has an easy-to-operate engine with a good sound, sporty handling, good ergonomics, decent brakes, and extensive electronics (although some may come at an extra cost).

In terms of weaknesses, the Kawasaki Z900 70kW 2020 has a somewhat tiring menu navigation and lacks a quickshifter option. The Aprilia Tuono 660 2021 has a price/performance ratio that may not be ideal and the IMU package comes at an extra cost.

Overall, the Kawasaki Z900 70kW 2020 and the Aprilia Tuono 660 2021 are both powerful naked bikes with their own unique features and strengths. The choice between the two would depend on individual preferences and priorities, such as budget, desired features, and riding style.