Triumph Street Triple S 2018 vs. Kawasaki Z650 2021

The Triumph Street Triple S 2018 and the Kawasaki Z650 2021 are both naked bikes that offer a thrilling riding experience. However, there are several key differences between the two models.

In terms of engine performance, the Triumph Street Triple S 2018 comes out on top with its in-line 3-cylinder engine producing 113 horsepower and 73 Nm of torque. On the other hand, the Kawasaki Z650 2021 is equipped with an in-line 2-cylinder engine that delivers 68.2 horsepower and 65.7 Nm of torque. While the Street Triple S offers more power, the Z650 compensates with its accessible two-cylinder engine that is suitable for riders who prefer a more manageable power delivery.

Both bikes feature fuel injection systems and liquid cooling to ensure optimal performance and efficiency. The Street Triple S has a displacement of 765cc, while the Z650 has a slightly smaller displacement of 649cc.

In terms of suspension, the Street Triple S is equipped with an upside-down telescopic fork at the front and a swing arm with a monoshock at the rear. The Z650 also features a telescopic fork at the front and a swing arm with a monoshock at the rear. Both bikes offer preload adjustment for the rear suspension, allowing riders to fine-tune the setup to their preferences.

Triumph Street Triple S 2018

When it comes to the chassis, the Street Triple S features an aluminum frame with a twin-tube design, providing a balance of rigidity and lightness. On the other hand, the Z650 has a steel frame with a tubular design, offering stability and durability.

In terms of braking, both bikes are equipped with double disc brakes at the front, but the Street Triple S has larger 310mm diameter discs compared to the Z650's 300mm discs. Both bikes also feature double piston calipers for effective stopping power.

In terms of advanced rider assistance systems, the Street Triple S offers ABS, riding modes, ride by wire, and traction control. The Z650, on the other hand, only has ABS as its advanced rider assistance system.

Both bikes have similar front and rear tire dimensions, with a width of 120mm and a diameter of 17 inches at the front, and a width of 180mm and a diameter of 17 inches at the rear. They also have the same wheelbase of 1410mm.

Kawasaki Z650 2021

In terms of seat height, the Z650 has a lower seat height of 790mm, making it more accessible for shorter riders. The Street Triple S, on the other hand, has a seat height of 810mm. Additionally, the Street Triple S has a larger fuel tank capacity of 17.4 liters compared to the Z650's 15-liter capacity.

In terms of strengths, the Street Triple S offers great handling, a brilliant sound, beautiful looks, a comfortable seat, a big tank, and two riding modes. The Z650, on the other hand, boasts accessible two-cylinder performance, compact dimensions, a low seat height, a stable chassis, a TFT display with connectivity, and a grown-up look.

However, the Street Triple S does have some weaknesses, with its chassis and technical equipment leaving room for improvement. On the other hand, the Z650 may be uncomfortable for taller riders, and its adrenaline level in the saddle may be lower compared to its competition.

In conclusion, both the Triumph Street Triple S 2018 and the Kawasaki Z650 2021 have their own strengths and weaknesses. The Street Triple S offers more power and advanced rider assistance systems, while the Z650 provides accessible performance and a lower seat height. Ultimately, the choice between the two will depend on the rider's preferences and priorities.