Across the 2002 and 2006 model years, the Honda CB 400 Super Four motorcycle has supplied wet/running weights ranging from 436.5 lb (198 kg) and dry weights ranging from 370.4 lb (168 kg) to 374.8 lb (170 kg), depending on model year.
Honda CB 400 Super Four weight overview
This is middleweight territory: substantial enough to feel planted, but still well short of heavyweight touring and large-cruiser mass.
Middleweight Motorcycle
How heavy is the Honda CB 400 Super Four?
wet weight
Using a model-level wet weight comparison, the Honda CB 400 Super Four is heavier than about 50% of 49 Honda naked bikes with compatible weight data.
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.
Honda CB 400 Super Four weight & related specs
| Model years covered | 2002, 2006 |
|---|---|
| Wet / running weight | 436.5 lb (198 kg) |
| Dry weight | 370.4 lb (168 kg) to 374.8 lb (170 kg) |
| Engine displacement | 399 cc |
| Power | 52.3 hp |
| Torque | 28 lb-ft (38 Nm) |
| Fuel capacity | 4.76 US gal (18 L) |
| Full-tank fuel weight (estimated) | 29.6 lb (13.4 kg) |
Weight changes by model year
The 2002 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 | 11.98 hp / 100 lb |
|---|---|
| Pounds per horsepower | 8.35 lb / hp |
| Torque per 100 lb | 6.42 lb-ft / 100 lb to 7.57 lb-ft / 100 lb |
| Displacement per pound | 0.91 cc / lb to 1.08 cc / lb |
| Weight per 100 cc | 92.8 lb / 100 cc to 109.4 lb / 100 cc |
| Fuel weight as % of bike weight | 6.8% to 8% |
| Weight with full tank | 399.9 lb (181.4 kg) to 404.3 lb (183.4 kg) |
What the weight numbers tell you
Honda CB 400 Super Four weight FAQ
How much does the Honda CB 400 Super Four weigh?
For the model years covered here, wet/running weight is 436.5 lb (198 kg), while dry weight is 370.4 lb (168 kg) to 374.8 lb (170 kg). Do not treat dry and wet figures as interchangeable.
How does the Honda CB 400 Super Four weight compare with similar Hondas?
It is not an extreme outlier for the category. The model ranks around the 50th percentile for weight among 49 compatible Honda naked bikes.
Are all Honda CB 400 Super Four model years the same weight?
There are year-to-year differences in the supplied data. The earliest covered year is used as the baseline, with later changed values shown separately above.
What does a full tank of gas weigh on the Honda CB 400 Super Four?
A full tank works out to about 29.6 lb (13.4 kg) from the listed 4.76 US gal (18 L) capacity. Actual fuel density varies slightly, so treat it as a practical estimate.
What does the Honda CB 400 Super Four weigh with a 180 lb rider?
The approximate combined total is 616.5 lb (279.6 kg) with a 180 lb rider, based on the representative wet/running weight used on this page.
Is the Honda CB 400 Super Four strong for its weight?
The calculated range is 11.98 hp per 100 lb. This ratio is usually more informative for acceleration comparisons than horsepower alone. That places it around the 52nd percentile within the compatible Honda naked bike power-to-weight comparison.
What does the Honda CB 400 Super Four weigh with a full tank?
Using the listed dry weight plus the calculated fuel mass, the estimated weight with a full tank is 399.9 lb (181.4 kg) to 404.3 lb (183.4 kg). That still may not equal official curb weight because dry-weight definitions can exclude other fluids or equipment.
What is the Honda CB 400 Super Four dry-to-wet weight difference?
Available years with both measurements show about 61.7 lb (28 kg) added between dry and ready-to-ride figures. Fuel explains part of it, while oil, coolant and specification definitions can explain the rest.
What is the Honda CB 400 Super Four torque per 100 lb of bike weight?
Available data gives 6.42 lb-ft per 100 lb to 7.57 lb-ft per 100 lb. That ratio helps explain how strong the engine is relative to the bike’s mass, especially at lower speeds.
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 Honda Powersports website.