Triumph Street Triple S 2018 vs. Triumph Trident 660 2021

The Triumph Street Triple S 2018 and the Triumph Trident 660 2021 are both naked bikes from Triumph, but they have some notable differences in terms of specifications and strengths.

Starting with the engine and drive train, both bikes have an in-line three-cylinder engine with liquid cooling. However, the Street Triple S 2018 has a larger displacement of 765cc compared to the Trident 660's 660cc. This results in the Street Triple S having a higher engine power of 113 HP and torque of 73 Nm, while the Trident 660 has 81 HP and 64 Nm of torque. Both bikes have fuel injection systems and three cylinders.

In terms of suspension, both bikes have upside-down telescopic forks at the front and swing arm suspension at the rear. The suspension components are provided by Showa for both models. However, there is a difference in the material used for the rear suspension. The Street Triple S 2018 has an aluminum swing arm, while the Trident 660 has a steel swing arm. Additionally, both bikes have preload adjustment for the rear suspension.

Triumph Street Triple S 2018

When it comes to the chassis, the Street Triple S 2018 has an aluminum frame with a twin tube design, while the Trident 660 has a steel frame with a perimeter design. This difference in frame material and design may result in variations in weight and handling characteristics between the two models.

In terms of braking, both bikes have double disk brakes at the front with a diameter of 310mm and double piston calipers provided by Nissin. This ensures strong braking performance for both models.

Both the Street Triple S 2018 and the Trident 660 are equipped with advanced rider assistance systems such as ABS, riding modes, ride by wire, and traction control. These features enhance safety and provide the rider with customizable riding experiences.

In terms of dimensions and weights, both bikes have the same front and rear tire widths and diameters of 120mm and 17 inches, respectively. The Street Triple S 2018 has a slightly longer wheelbase of 1410mm compared to the Trident 660's 1401mm. The seat height of the Street Triple S is 810mm, while the Trident 660 has a slightly lower seat height of 805mm. Additionally, the Street Triple S has a larger fuel tank capacity of 17.4 liters compared to the Trident 660's 14 liters.

Triumph Trident 660 2021

Now, let's discuss the strengths and weaknesses of each model. The Street Triple S 2018 is praised for its great handling, brilliant sound, beautiful looks, comfortable seat, large fuel tank, and two riding modes. However, some reviewers have noted that the chassis and technical equipment of the Street Triple S could be improved.

On the other hand, the Trident 660 2021 is commended for its powerful three-cylinder engine, surprisingly good chassis and brakes for its class, extensive electronic equipment, optional quickshifter with blipper, and simple and accessible controls. However, some riders have found the traction control to be overly defensive.

In conclusion, both the Triumph Street Triple S 2018 and the Triumph Trident 660 2021 have their own strengths and weaknesses. The Street Triple S offers a more powerful engine, larger fuel tank, and higher seat height, while the Trident 660 provides a simpler and accessible riding experience with its extensive electronic equipment and optional quickshifter. Ultimately, the choice between the two models will depend on the rider's preferences and priorities.