Scooters
2021Piaggio MP3 400
35 fields on record
The 2021 Piaggio MP3 400 is a three-wheeled scooter with two tilting front wheels for extra grip. Its liquid-cooled 399cc single makes 35 hp and 37.7 Nm through an automatic transmission. A 780 mm seat and 142 km/h top speed suit commuting and longer trips.
- Capacity
- 399.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- Not on record
Know it? Add it → - Wet weight
- 238.0 kg
- Seat height
- 780 mm
- Power
- 35.0 HP (25.7 kW)
What’s new for the 2021 Piaggio MP3 400
vs the 2020| Spec | 2020 | 2021 |
|---|---|---|
| Torque | — | 37.7 Nm (3.8 kgf-m or 27.8 ft.lbs) @ 5500 RPM |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built as a premium three-wheeled urban commuter that also handles longer rides comfortably thanks to its stability and weather-resistant twin front wheels.
- Built for
- A refined, stable, and confidence-inspiring machine that leans into corners smoothly while offering car-like security through its dual front wheels.
- Not ideal for
- Not suited for off-road use, track riding, or riders seeking a lightweight, sporty, or budget-friendly two-wheeler.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usRange and running costs
Worked out in your browser - nothing is sent to usBased on the maker's published fuel consumption and tank size. Real-world figures depend on how and where you ride, and the last litres of a tank are reserve. Prices shown greyed are examples - type your own.
Engine
- Capacity
- 399.0 ccm
- Power
- 35.0 HP (25.7 kW)
- Torque
- 37.7 Nm (3.8 kgf-m) @ 5500 RPM
- Engine type
- Single, four-stroke
- Fuel consumption
- 4.10 litres/100 km (24.4 km/l)
- Power/weight ratio
- 0.1471 HP/kg (wet)
- Bore x stroke
- 84.0 x 72.0 mm
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Valves per cylinder
- 4
- Lubrication system
- Wet sump
Transmission
- Transmission type
- Automatic
- Clutch
- Automatic dry centrifuge with damper buffers
Performance
- Top speed
- 141.6 km/h (88.0 mph)
Dimensions & weight
- Wheelbase
- 1580 mm
- Overall length
- 2159 mm
- Overall width
- 744 mm
- Seat height
- 780 mm
- Wet weight
- 238.0 kg
- Fuel capacity
- 12.10 litres
- Oil capacity
- 0.90 litres
- Dry weight
- Not on record - add it
Chassis & suspension
- Frame
- Twin cradle made of high-strength steel tubes
- Front suspension
- Parallelogram, cantilever
- Rear suspension
- Two dual effect hydraulic shocks
Brakes & wheels
- Front brakes
- Double disc
- Front brakes diameter
- 240 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 240 mm
- Front tyre
- 120/70-12
- Rear tyre
- 140/70-14
Other
- Color options
- Midnight Blue, Gray
- Warranty
- 12
- Comments
- Two front wheels.
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2008 | 2012 | 2016 | 2020 | 2021 | 2024 |
|---|---|---|---|---|---|---|
| Capacity | 399 cc | 399 cc | 399 cc | 399 cc | 399 cc | 399 cc |
| Seat height | 780 mm | 780 mm | 780 mm | 780 mm | 780 mm | 780 mm |
| Fuel capacity | 12.1 L | 12.1 L | 12.1 L | 12.1 L | 12.1 L | 13.7 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Piaggio MP3 400?
The 2021 Piaggio MP3 400 has a Capacity of 399.0 ccm (24.35 cubic inches).
What engine power does the Piaggio MP3 400 have?
The 2021 Piaggio MP3 400 has a Power of 35.0 HP (25.7 kW).
What is the torque of the Piaggio MP3 400?
The 2021 Piaggio MP3 400 has a Torque of 37.7 Nm (3.8 kgf-m or 27.8 ft.lbs) @ 5500 RPM.
How much does the Piaggio MP3 400 weigh?
The 2021 Piaggio MP3 400 has a Wet weight of 238.0 kg (524.7 pounds).
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