Triumph Bonneville Speedmaster 2018 vs. Triumph Bonneville T120 2021

The Triumph Bonneville Speedmaster 2018 and the Triumph Bonneville T120 2021 are both chopper/cruiser motorcycles from Triumph. They share many similarities in terms of their technical specifications, but there are also some notable differences.

In terms of the motor and drivetrain, both models have an inline crankshaft type engine with an 80mm stroke. However, there is a slight difference in power output, with the Speedmaster producing 77 HP and the T120 producing 80 HP. The torque figures are also slightly different, with the Speedmaster producing 106 Nm and the T120 producing 105 Nm. Both models have a fuel injection system and a chain transmission.

In terms of suspension, both models have a telescopic fork front suspension and a swingarm rear suspension with dual shocks. The suspension components are made by Kayaba in both models, and both have preload adjustment. The main difference is in the rear suspension material, with the Speedmaster having a steel rear suspension and the T120 having an aluminum rear suspension.

Triumph Bonneville Speedmaster 2018

Both models have a steel frame, but the T120 has a double cradle frame while the Speedmaster has a central tube frame. This difference in frame design may result in slight differences in handling and stability.

In terms of braking, both models have dual disc front brakes with a 310mm diameter and dual-piston calipers. However, the Speedmaster has Nissin brakes while the T120 has Brembo brakes. Both models also have ABS as a standard feature.

In terms of dimensions and weights, both models have a 1450mm wheelbase and a fuel tank capacity of around 15 liters. The Speedmaster has a 16-inch front and rear tire diameter, while the T120 has an 18-inch front and a 17-inch rear tire diameter. The seat height is slightly different, with the Speedmaster having a seat height of 785mm and the T120 having a seat height of 790mm.

Triumph Bonneville T120 2021

When it comes to strengths, the Speedmaster has the advantage of having dual front disc brakes, high torque, and standard features such as ABS, TC, cruise control, and a removable pillion seat. It also has a wide range of accessories available. On the other hand, the T120 has a classic design, a more powerful engine, and ergonomics that are suitable for almost everyone. It is also known for its high-quality manufacturing and materials, as well as its comfortable ride.

In terms of weaknesses, the Speedmaster has a moderate lean angle clearance and a plastic taillight housing, which may be seen as drawbacks for some riders. The T120, on the other hand, has limited lean angle clearance and its chassis may reach its limits at an accelerated pace, which may affect its performance in certain riding conditions.

Overall, both the Triumph Bonneville Speedmaster 2018 and the Triumph Bonneville T120 2021 are impressive motorcycles with their own strengths and weaknesses. Riders should consider their own preferences and riding style when choosing between these two models.