Across 8 covered model years from 2018 to 2025, the Triumph Bonneville Speedmaster motorcycle has supplied wet/running weights ranging from 580 lb (263.1 kg) and dry weights ranging from 541.2 lb (245.5 kg), depending on model year.
Triumph Bonneville Speedmaster weight overview
This is a substantial motorcycle. The weight matters most when stopped, backing it up, parking on a slope or recovering from a lean.
Heavy Motorcycle
Dry vs ready-to-ride weight
Bike + rider total weight
These totals use the model’s representative wet weight. They exclude riding gear, luggage and a passenger.
Triumph Bonneville Speedmaster weight & related specs
| Model years covered | 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
|---|---|
| Wet / running weight | 580 lb (263.1 kg) |
| Dry weight | 541.2 lb (245.5 kg) |
| Engine displacement | 1,200 cc |
| Power | 77 hp |
| Torque | 78.2 lb-ft (106 Nm) |
| Fuel capacity | 3.17 US gal (12 L) to 3.2 US gal (12.11 L) |
| Full-tank fuel weight (estimated) | 19.7 lb (8.9 kg) to 19.9 lb (9 kg) |
Weight changes by model year
The 2018 model is used as the baseline where data is available. Only later supplied values that differ are shown below. A year pill does not mean every individual weight field was supplied for that year.
Useful weight calculations
| Horsepower per 100 lb | 13.28 hp / 100 lb |
|---|---|
| Pounds per horsepower | 7.53 lb / hp |
| Torque per 100 lb | 13.48 lb-ft / 100 lb to 14.45 lb-ft / 100 lb |
| Displacement per pound | 2.07 cc / lb to 2.22 cc / lb |
| Weight per 100 cc | 45.1 lb / 100 cc to 48.3 lb / 100 cc |
| Fuel weight as % of bike weight | 3.4% to 3.7% |
| Weight with full tank | 560.9 lb (254.4 kg) to 561.1 lb (254.5 kg) |
What the weight numbers tell you
Triumph Bonneville Speedmaster weight FAQ
How much does the Triumph Bonneville Speedmaster weigh?
For the model years covered here, wet/running weight is 580 lb (263.1 kg), while dry weight is 541.2 lb (245.5 kg). Do not treat dry and wet figures as interchangeable.
Are all Triumph Bonneville Speedmaster model years the same weight?
The supplied comparable weight values do not show a meaningful change across the 2018-2025 years covered here.
What does a full tank of gas weigh on the Triumph Bonneville Speedmaster?
A full tank works out to about 19.7 lb (8.9 kg) to 19.9 lb (9 kg) from the listed 3.17 US gal (12 L) to 3.2 US gal (12.11 L) capacity. Actual fuel density varies slightly, so treat it as a practical estimate.
What does the Triumph Bonneville Speedmaster weigh with a 180 lb rider?
The approximate combined total is 760 lb (344.7 kg) with a 180 lb rider, based on the representative wet/running weight used on this page.
Is the Triumph Bonneville Speedmaster strong for its weight?
The calculated range is 13.28 hp per 100 lb. This ratio is usually more informative for acceleration comparisons than horsepower alone.
How much heavier is the Triumph Bonneville Speedmaster with a full tank?
Filling the listed tank brings the calculated bike weight to roughly 560.9 lb (254.4 kg) to 561.1 lb (254.5 kg). This estimate is most useful when no official wet/running figure is available.
How much of the Triumph Bonneville Speedmaster total weight comes from fuel?
Fuel accounts for roughly 3.4% to 3.7% of the available motorcycle weight figure. On lighter bikes that share can be surprisingly noticeable.
How does Triumph Bonneville Speedmaster torque compare with its weight?
Available data gives 13.48 lb-ft per 100 lb to 14.45 lb-ft per 100 lb. That ratio helps explain how strong the engine is relative to the bike’s mass, especially at lower speeds.
What is the Triumph Bonneville Speedmaster engine-size-to-weight ratio?
The model has about 2.07 cc per lb to 2.22 cc per lb in the available data. This simply shows how much engine displacement there is for each pound of motorcycle weight.
Motorcycle specifications can vary by model year, market, equipment and the exact dry/curb-weight definition. Calculated fuel-weight and ratio figures on this page are estimates derived from the supplied specifications. Confirm critical figures in the owner’s manual or on the official Triumph Motorcycles website.