Across 6 covered model years from 2014 to 2022, the Yamaha Neos 4 motorcycle has a listed wet/running weight of 209.4 lb (95 kg).
Yamaha Neos 4 weight overview
Its low overall mass should be most noticeable off the throttle: moving it by hand, backing out of a parking space and managing stop-start riding should take less effort than on a heavy road bike.
Very Light Motorcycle
How heavy is the Yamaha Neos 4?
wet weight
Using a model-level wet weight comparison, the Yamaha Neos 4 is lighter than about 74% of 129 Yamaha scooters 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 Neos 4 weight & related specs
| Model years covered | 2014, 2015, 2016, 2017, 2021, 2022 |
|---|---|
| Wet / running weight | 209.4 lb (95 kg) |
| Engine displacement | 49 cc to 49.4 cc |
| Power | 3.1 hp |
| Torque | 2.4 lb-ft (3.2 Nm) |
| Fuel capacity | 1.43 US gal (5.4 L) |
| Full-tank fuel weight (estimated) | 8.9 lb (4 kg) |
Weight changes by model year
Useful weight calculations
| Horsepower per 100 lb | 1.48 hp / 100 lb |
|---|---|
| Pounds per horsepower | 67.56 lb / hp |
| Torque per 100 lb | 1.13 lb-ft / 100 lb |
| Displacement per pound | 0.23 cc / lb |
| Weight per 100 cc | 424 lb / 100 cc to 427.4 lb / 100 cc |
| Fuel weight as % of bike weight | 4.2% |
What the weight numbers tell you
Yamaha Neos 4 weight FAQ
What is the Yamaha Neos 4 wet weight?
The supplied wet/running weight is 209.4 lb (95 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 Neos 4 lighter or heavier than other Yamaha scooters?
It is comparatively light for this Yamaha category. The model lands near the 26th percentile for weight in the compatible dataset.
Which Yamaha Neos 4 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 Neos 4?
Based on the supplied 1.43 US gal (5.4 L) tank capacity, the gasoline itself weighs about 8.9 lb (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 Neos 4 and rider weight?
Using the model’s representative wet/running weight and a 180 lb rider, the combined bike-and-rider mass is about 389.4 lb (176.6 kg) before riding gear, luggage or a passenger.
What is the Yamaha Neos 4 power-to-weight ratio?
Available model-year data produces 1.48 hp per 100 lb. It shows engine output relative to motorcycle mass rather than just quoting peak horsepower. That places it around the 6th percentile within the compatible Yamaha scooter power-to-weight comparison.
What is the Yamaha Neos 4 torque-to-weight ratio?
Where compatible torque and weight figures are available, the model works out to 1.13 lb-ft per 100 lb. This gives more context than torque alone because it relates engine twist to the mass it has to move.
How large is the Yamaha Neos 4 engine for its weight?
The available figures work out to 0.23 cc per lb. This is not a performance rating, but it is a useful way to compare engine size against total motorcycle mass.
Is the Yamaha Neos 4 above or below the typical Yamaha scooter weight?
Compared with the median Yamaha scooter weight of 266.8 lb (121 kg), the model is roughly 57.3 lb (26 kg) lighter.
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.