Sym Joymax Z Plus 300 - 2025 Specifications and Reviews

The 2025 Sym Joymax Z Plus 300 is a premium maxi-scooter designed for commuters and touring riders seeking comfort and practicality. Powered by a 278cc liquid-cooled engine producing 25.6 horsepower, it delivers smooth acceleration and a 122 km/h top speed ideal for highway and urban riding. Known for its spacious seating, automatic transmission, and reliable performance, this scooter combines everyday usability with long-distance capability.

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General information

Color OptionsGrey, blue, black
PriceEuro 4999. MSRP depends on country, taxes, accessories, etc.
CategoryScooter

Engine and Transmission Specifications

StartingElectric
Emission DetailsEuro 5
Final DriveBelt (final drive)
GearboxAutomatic
Cooling SystemLiquid
Fuel ControlOverhead Cams (OHC)
InductionInjection
Bore x Stroke75.0 x 63.0 mm (3.0 x 2.5 inches)
Max Torque26.2 Nm (2.7 kgf-m or 19.3 ft.lbs) @ 6750 RPM
Capacity:278.3 ccm (16.98 cubic inches)
 
 

Physical measures and capacities

Fuel Capacity12.00 litres (3.17 US gallons)
Wheelbase1550 mm (61.0 inches)
Overall Width750 mm (29.5 inches)
Overall Length2190 mm (86.2 inches)
Overall Height1440 mm (56.7 inches)
Seat Height747 mm (29.4 inches) If adjustable, lowest setting.
Wet Weight185.0 kg (407.9 pounds)
 
 

Sym Joymax Z Plus 300 dimensions and frame

Rear BrakesSingle disc. ABS.
Brake Disc Diameter240 mm (9.4 inches)
Front BrakesSingle disc. ABS.
Rear Tyre140/60-13
Front Tyre120/70-14
Rear SuspensionDual Shock
Front SuspensionTelescope fork

Speed and acceleration

Top Speed122.0 km/h (75.8 mph)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Update specsReport missing specs or required updates.
CommentsThe SYM brand is owned by Sanyang Motor in Taiwan.
Carrying CapacityUnderseat storage
LightingLED lights
InstrumentsColor LCD instrument panel
DrivelineCVT
Power25.6 HP (18.7 kW)) @ 7500 RPM
Engine typeSingle cylinder, four-stroke
Year2025
Motorcycle nameSym Joymax Z Plus 300

Performance Profile & Rider Fit

25.6 hp
Peak Power
9.5s
0-60 mph
75.8 mph
Top Speed

Best For

Track10%
City82%
Cornering50%
Daily Riding85%
Touring60%
Passenger65%

Rider Profile

Best ForSuitable for new to intermediate riders comfortable with automatic scooters and moderate weight and size.
PurposeDesigned primarily as a practical urban and suburban commuter with enough range and comfort for occasional longer trips.
Rider FitA manageable 185 kg wet weight and 747 mm seat height make it accessible to most adult riders, including shorter ones with tiptoe reach.
CharacterA comfortable, no-drama maxi-scooter that prioritizes ease of use, storage, and smooth CVT power delivery over outright performance.
Not Ideal ForNot suited to riders seeking sport-bike acceleration, aggressive cornering capability, or any off-road use.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2025 Sym Joymax Z Plus 300 Rider Ergonomics Assessment

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Feet:

At 747mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2025 Sym Joymax Z Plus 300, with a moderate knee angle of around 105 degrees and a slightly forward riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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