Triumph Street Triple 765 R 2021 vs. Triumph Trident 660 2021

The Triumph Street Triple 765 R 2021 and the Triumph Trident 660 2021 are both naked bikes from Triumph, but they have some notable differences in their technical specifications and strengths.

Starting with the engine and drive train, both bikes have an inline three-cylinder engine and a liquid cooling system. However, the Street Triple 765 R has a larger displacement of 765cc compared to the Trident 660's 660cc. This results in the Street Triple 765 R having more power with 118 HP compared to the Trident 660's 81 HP. The Street Triple 765 R also has higher torque with 77 Nm compared to the Trident 660's 64 Nm. Both bikes have fuel injection systems and three cylinders.

In terms of suspension, both bikes feature upside-down telescopic forks at the front and swing arm suspensions at the rear. The Street Triple 765 R and the Trident 660 both use Showa suspension components. However, the Street Triple 765 R offers more adjustability with compression, preload, and rebound adjustments at the rear, while the Trident 660 only has preload adjustment. The Street Triple 765 R also has an aluminum swing arm, while the Trident 660 has a steel swing arm.

Triumph Street Triple 765 R 2021

In terms of the chassis, the Street Triple 765 R has an aluminum frame with a twin tube design, while the Trident 660 has a steel frame with a perimeter design. Both bikes have double disk brakes at the front with a diameter of 310mm. However, the Street Triple 765 R has four-piston Brembo calipers, while the Trident 660 has double-piston Nissin calipers.

Both bikes come with advanced rider assistance systems such as ABS, riding modes, and traction control. The Street Triple 765 R also features ride by wire technology, which provides precise throttle control.

In terms of dimensions and weights, both bikes have the same front and rear tire widths and diameters. The Street Triple 765 R has a slightly longer wheelbase of 1405mm compared to the Trident 660's 1401mm. The Street Triple 765 R also has a higher seat height of 825mm compared to the Trident 660's 805mm. Additionally, the Street Triple 765 R has a larger fuel tank capacity of 17.4 liters compared to the Trident 660's 14 liters.

Triumph Trident 660 2021

In terms of strengths, the Street Triple 765 R offers a wide usable rev range, an active seating position, high stability, a great gearbox with a shift assistant, and a first-class chassis. On the other hand, the Trident 660 boasts a powerful three-cylinder powerplant, surprisingly good chassis and brakes for its class, extensive electronic equipment, and the option for a quickshifter with a blipper. The Trident 660 also has simple and accessible controls.

However, both bikes have their weaknesses. The Street Triple 765 R's traction control regulates early, the seat has little grip, and the display is outdated. The Trident 660's traction control is overall very defensive.

In conclusion, the Triumph Street Triple 765 R 2021 and the Triumph Trident 660 2021 are both impressive naked bikes with their own strengths and weaknesses. The Street Triple 765 R offers more power and adjustability, while the Trident 660 provides a powerful engine and extensive electronic equipment. Ultimately, the choice between the two will depend on the rider's preferences and priorities.