Across the 2021, 2022 and 2023 model years, the Yamaha FZS 25 motorcycle has a listed wet/running weight of 339.5 lb (154 kg).
Yamaha FZS 25 weight overview
The weight is relatively manageable, so the bike should demand less effort than a heavyweight machine when backing up, parking or making slow-speed corrections.
Light Motorcycle
How heavy is the Yamaha FZS 25?
wet weight
Using a model-level wet weight comparison, the Yamaha FZS 25 is lighter than about 74.6% of 69 Yamaha naked bikes with compatible weight data.
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.
Yamaha FZS 25 weight & related specs
| Model years covered | 2021, 2022, 2023 |
|---|---|
| Wet / running weight | 339.5 lb (154 kg) |
| Engine displacement | 249 cc |
| Torque | 14.8 lb-ft (20.1 Nm) |
| Fuel capacity | 3.7 US gal (14 L) |
| Full-tank fuel weight (estimated) | 23 lb (10.4 kg) |
Weight changes by model year
Useful weight calculations
| Torque per 100 lb | 4.37 lb-ft / 100 lb |
|---|---|
| Displacement per pound | 0.73 cc / lb |
| Weight per 100 cc | 136.4 lb / 100 cc |
| Fuel weight as % of bike weight | 6.8% |
What the weight numbers tell you
Yamaha FZS 25 weight FAQ
What is the Yamaha FZS 25 wet weight?
The supplied wet/running weight is 339.5 lb (154 kg) across the model years covered here. That figure is the most useful available number for real-world handling because operating fluids and fuel are included.
Is the Yamaha FZS 25 lighter or heavier than other Yamaha naked bikes?
It is comparatively light for this Yamaha category. The model lands near the 25th percentile for weight in the compatible dataset.
Which Yamaha FZS 25 years have different weight specs?
No clear weight change appears in the usable model-year data. Other specifications may still differ by year.
How much does a full tank add to the Yamaha FZS 25?
Based on the supplied 3.7 US gal (14 L) tank capacity, the gasoline itself weighs about 23 lb (10.4 kg) when full. On models with a wet/running weight, that fuel mass is already included in the listed ready-to-ride figure.
What is the combined Yamaha FZS 25 and rider weight?
Using the model’s representative wet/running weight and a 180 lb rider, the combined bike-and-rider mass is about 519.5 lb (235.6 kg) before riding gear, luggage or a passenger.
How much torque does the Yamaha FZS 25 have per 100 lb?
Where compatible torque and weight figures are available, the model works out to 4.37 lb-ft per 100 lb. This gives more context than torque alone because it relates engine twist to the mass it has to move.
What is the Yamaha FZS 25 displacement per pound?
The available figures work out to 0.73 cc per lb. This is not a performance rating, but it is a useful way to compare engine size against total motorcycle mass.
What is the Yamaha FZS 25 weight difference versus the category median?
Compared with the median Yamaha naked bike weight of 418.9 lb (190 kg), the model is roughly 79.4 lb (36 kg) lighter.
Where will I notice the Yamaha FZS 25 weight most?
Expect the weight to matter more off the throttle than at speed: garage movement, uneven footing and parking angle are the practical situations to think about.
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 Yamaha Motorsports website.