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 technical specifications and strengths.

Starting with the engine and drivetrain, both bikes have an inline 3-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 more power with 113 HP compared to the Trident 660's 81 HP. The Street Triple S also has a higher torque of 73 Nm compared to the Trident 660's 64 Nm. Both bikes have fuel injection systems and 3 cylinders.

In terms of suspension, both bikes feature a telescopic upside-down fork at the front and a swingarm with a monoshock at the rear. The suspension components are provided by Showa for both bikes. However, the Trident 660 has a steel swingarm while the Street Triple S has an aluminum one. 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 double tube design, while the Trident 660 2021 has a steel frame with a perimeter design. Both frames provide good stability and handling.

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

Both bikes come with advanced rider assistance systems such as ABS, riding modes, and traction control. These systems enhance safety and allow riders to customize their riding experience.

In terms of dimensions and weight, both bikes have a front tire width of 120mm and a rear tire width of 180mm, with a 17-inch diameter for both tires. The Street Triple S has a slightly longer wheelbase of 1410mm compared to the Trident 660's 1401mm. The seat height of the Street Triple S is 810mm, slightly higher than the Trident 660's 805mm. The Street Triple S also 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 bike. The Street Triple S 2018 is praised for its great maneuverability, brilliant sound, attractive appearance, comfortable seat, large fuel tank, and two riding modes. However, some weaknesses include the potential for improvements in the chassis and technical equipment.

On the other hand, the Trident 660 2021 is praised 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, a weakness mentioned is the overly defensive traction control.

In summary, while both the Triumph Street Triple S 2018 and the Triumph Trident 660 2021 are impressive naked bikes from Triumph, they have differences in terms of engine power, frame material, and some technical features. The Street Triple S offers more power and a larger fuel tank, while the Trident 660 impresses with its powerful engine and advanced electronic equipment.