Triumph Trident 660 2021 vs. Triumph Street Twin 2018

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

Starting with the engines, the Trident 660 2021 features an in-line three-cylinder engine with a displacement of 660cc, producing 81 HP of power and 64 Nm of torque. On the other hand, the Street Twin 2018 has an in-line two-cylinder engine with a displacement of 900cc, generating 55 HP of power and 80 Nm of torque. While the Trident 660 offers more power, the Street Twin compensates with higher torque in the middle range.

In terms of suspension, both bikes have a swing arm rear suspension with preload adjustment. However, the Trident 660 is equipped with a Showa monoshock rear suspension, while the Street Twin has a Kayaba dual shock rear suspension. The Trident 660 also features an upside-down telescopic fork front suspension, whereas the Street Twin has a conventional telescopic fork front suspension.

Triumph Trident 660 2021

When it comes to brakes, both bikes have double disk front brakes with a diameter of 310mm and double-piston Nissin calipers. However, the Trident 660 offers advanced rider assistance systems such as ABS, riding modes, and traction control, while the Street Twin only has ABS.

In terms of dimensions and weights, the Trident 660 has a front tire width of 120mm and a rear tire width of 180mm, both with a diameter of 17 inches. It has a wheelbase of 1401mm and a seat height of 805mm. The fuel tank capacity is 14 liters. On the other hand, the Street Twin has a front tire width of 100mm and a rear tire width of 150mm, with a front tire diameter of 18 inches and a rear tire diameter of 17 inches. It has a slightly longer wheelbase of 1415mm and a lower seat height of 750mm. The fuel tank capacity is 12 liters.

Triumph Street Twin 2018

In terms of strengths, the Trident 660 stands out with its powerful three-cylinder engine, excellent chassis and brakes for its class, extensive electronic equipment, and optional quickshifter with blipper. It also offers simple and accessible controls. On the other hand, the Street Twin is praised for its engine's torque in the middle range, good brake performance, pleasant ergonomics, current electronic features, smooth clutch, and authentic look. It is considered a fair offer in its segment.

However, the Trident 660 does have a weakness in its traction control system, which is considered to be overly defensive. On the other hand, the Street Twin has a brake that requires more manual force and fittings with a small digital field, which may be less user-friendly.

In conclusion, the Triumph Trident 660 2021 and the Triumph Street Twin 2018 have their own strengths and weaknesses. The Trident 660 offers more power and advanced electronic features, while the Street Twin focuses on torque and a classic look. Ultimately, the choice between the two will depend on the rider's preferences and priorities.