Kawasaki Z650 2017 vs. Aprilia Tuono 660 2021

The Kawasaki Z650 2017 and the Aprilia Tuono 660 2021 are both naked bikes with similar engine configurations and displacement. However, there are several differences between the two models.

In terms of engine power, the Aprilia Tuono 660 2021 has a clear advantage with 95 HP compared to the Kawasaki Z650 2017's 68.2 HP. This means that the Tuono 660 offers more power and potentially better acceleration.

Both bikes have a similar torque output, with the Kawasaki Z650 2017 producing 65.7 Nm and the Aprilia Tuono 660 2021 producing 67 Nm. This means that both bikes should offer good low-end and mid-range torque for a responsive riding experience.

In terms of suspension, the Aprilia Tuono 660 2021 has an upside-down telescopic fork at the front, which is generally considered to be a higher-end suspension setup compared to the telescopic fork on the Kawasaki Z650 2017. Both bikes have a swing arm rear suspension with a monoshock, providing good stability and comfort.

Kawasaki Z650 2017

The chassis construction is also different between the two models. The Kawasaki Z650 2017 has a steel frame, while the Aprilia Tuono 660 2021 features an aluminum frame. Aluminum frames are generally lighter and offer better handling characteristics, so the Tuono 660 may have an advantage in terms of agility and maneuverability.

In terms of braking, both bikes have double disk brakes at the front. However, the Aprilia Tuono 660 2021 has larger diameter disks (320 mm) and four-piston calipers, which should provide better stopping power and more precise braking compared to the Kawasaki Z650 2017's double piston calipers and 300 mm disks.

When it comes to rider assistance systems, the Aprilia Tuono 660 2021 offers a more extensive range of features. It includes ABS, riding modes, launch control, ride by wire, quickshifter, traction control, and anti-wheelie. The Kawasaki Z650 2017, on the other hand, only has ABS as its advanced rider assistance system.

In terms of dimensions and weights, the Kawasaki Z650 2017 has a slightly longer wheelbase (1410 mm) compared to the Aprilia Tuono 660 2021 (1370 mm). The seat height is also higher on the Tuono 660 at 820 mm compared to the Z650's 790 mm. However, the Tuono 660 is lighter with a kerb weight of 183 kg compared to the Z650's 187.1 kg.

Aprilia Tuono 660 2021

In terms of fuel tank capacity, both bikes have a 15-liter tank, providing a similar range between refueling stops.

In terms of strengths, the Kawasaki Z650 2017 offers even power delivery, a sporty chassis, compact dimensions, and a negative display. On the other hand, the Aprilia Tuono 660 2021 has an easy-to-operate engine with a good sound, a sporty handling, good ergonomics, decent brakes, and extensive electronics (although some features may come at an extra cost). The Tuono 660 also has a stable and precise chassis.

In terms of weaknesses, the Kawasaki Z650 2017 is mentioned to be a little too small for tall people. The Aprilia Tuono 660 2021, on the other hand, is criticized for its price-performance ratio not being right and some of its electronic features requiring additional costs.

Overall, the Aprilia Tuono 660 2021 seems to offer more advanced features, better performance, and a sportier riding experience compared to the Kawasaki Z650 2017. However, it is important to consider personal preferences, budget, and intended use when choosing between the two models.