2021 BMW C 400X vs 2023 Yamaha XMAX 300

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
2021 BMW C 400X 2021 BMW C 400X

Scooter

Engine
Single cylinder, four-stroke
Power
25 kW / 33.5 hp @ 7500 rpm
Top Speed
86.4 mph
Weight
449.7 pounds
2023 Yamaha XMAX 300 2023 Yamaha XMAX 300

Scooter

Engine
Single cylinder, four-stroke
Power
N/A
Top Speed
N/A
Weight
403.4 pounds
Full Specifications
General
CommentsAutomatic Stability ControlTraction Control. Keyless. Windscreen.
Year2021-
ColoursGranite grey metallic, Black storm metallic/Racing blue metallic, Black storm metallicIcon Blue, Sonic Grey
Make ModelBMW C 400X-
Warranty3 years-
Dimensions
Ground Clearance (in.)-5.3 inches
Ground Clearance (mm)-135 mm
Storage-Underseat storage for 2 full-face helmets
Seat Height775 mm / 30.5 in795 mm / 31.3 in.
Wheelbase1564.5 mm / 61.6 in1540 mm / 60.6 in.
Height1305 mm / 51.3 in1410 mm / 55.5 in.
Length2210 mm / 87 in2180 mm / 85.8 in.
Width835 mm / 32.9 in795 mm / 31.3 in.
Weights & Capacities
Oil Capacity (Quarts)-1.37 US quarts
Oil Capacity (l)-1.30 litres
Dry Weight195 kg / 429.9 lbs-
Fuel Capacity12.8 Litres / 3.4 US gal13.20 litres / 3.49 US gallons
Wet Weight206 kg / 454.1 lbs183.0 kg / 403.4 lbs
Performance
Top Speed139.0 km/h / 86.4 mph-
Max Power25 kW / 33.5 hp @ 7500 rpm-
Max Torque35 Nm / 25.8 lb-ft @ 5750 rpm29.0 Nm (3.0 kgf-m or 21.4 ft.lbs) @ 5750 Revolutions
Power-to-Weight Ratio0.1762 HP/kg-
Engine
Bore x Stroke (mm)-70.0 x 75.9 mm
Bore x Stroke (in,)-2.8 x 3.0 inches
Engine TypeSingle cylinder, four-strokeSingle cylinder, four-stroke
CO281.2 CO2 g/km. (CO2 - Carbon dioxide emission)69.6 CO2 g/km. (CO2 - Carbon dioxide emission)
Displacement (cc)-292.0 cc
Fuel ControlOverhead Cams (OHC)Single Overhead Cams (SOHC)
Displacement (ci)-17.82 cubic inches
Displacement350 cc / 21.3 cu-in-
Engine DetailFour stroke, single cylinder, SOHC, 4 valves, with rocker armEuro 5 Blue Core engine
Fuel SystemInjectionInjection
Bore x Stroke80 x 69.6 mm-
Compression Ratio11.5:1 10.9:1
Cooling SystemLiquid cooled-
EmissionsEURO5Euro 5
Engine LubricationWet sumpWet sump
ExhaustClosed-loop three-way catalytic converter-
Fuel Consumption3.50 litres/100 km (28.6 km/l or 67.21 mpg)3.00 litres/100 km (33.3 km/l or 78.41 mpg)
Fuel InductionElectronic intake pipe fuel injection/digital engine management: BMS-ME with e-throttle grip-
Fuel Reserve4.00 litres / 1.06 US gallons-
IgnitionBMS-E2 digital engine managementTCI
LubricationWet-sump-
StarterElectric, 500 kWElectric
Valve System44
Drivetrain
ClutchCentrifugal dry clutch-
Final DriveChain   (final drive)Belt   (final drive)
GearboxAutomaticAutomatic
Primary DriveChain drive in oil bathV-Belt Automatic
Secondary DriveTwo step spur gearing-
Transmission / DriveStepless CVT gearbox-
Chassis
Frame TypeSteel tube construction with aluminum die cast unitUnderbone
Suspension - Front35mm Telescopic forksTelescopic forks
Suspension - RearDouble Aluminum swingarm, double spring struts, adjustable preloadUnit Swing
Rake26.4°-
Steering Head Angle63.6°-
Trail81.2 mm / 3.2 in-
Wheel Travel - Front110 mm / 4.3 in110 mm / 4.3 in.
Wheel Travel - Rear112 mm / 4.4 in79 mm / 3.1 in.
Electrical Systems
Instrumentation-4.3-inch LCD instruments
Lighting systemLED headlightsFull LED lighting
Wheels & Brakes
Brakes - Front2x 265mm Rigid discs, 4 piston caliperSingle disc. Hydraulic. ABS.
Brakes - RearSingle 265mm disc, 1 piston floating caliperSingle disc. Hydraulic. ABS.
ABSBMW Motorrad ABS-
RimsCast aluminum-
Rims - Front3.50 x 15-
Rims - Rear4.25 x 14-
Tyres - Front120/70 R15120/70-15
Tyres - Rear150/70 R14-
WheelsAluminum cast wheels-

Verdict

Winner on specs

2021 BMW C 400X

The 2021 BMW C 400X edges out the 2023 Yamaha XMAX 300 thanks to its lower seat height, liquid cooling, standard ABS and higher rear wheel travel. Specifications are one part of the picture - dealer support, parts availability, and intended use all matter too.

Key Differences

2021 BMW C 400X - Advantages

  • Lower seat height: 775 mm vs 795 mm - accessible to a wider range of rider heights.
  • Liquid cooling: Consistent engine temperature in stop-start traffic and hot climates.
  • Standard ABS: A meaningful safety advantage in emergency braking on wet or loose surfaces.
  • More rear wheel travel: 112 mm vs 79 mm - absorbs bigger hits and rough terrain better.

2023 Yamaha XMAX 300 - Advantages

  • Competitive all-round: The 2023 Yamaha XMAX 300 matches or exceeds its rival across all measured criteria.

2021 BMW C 400X vs 2023 Yamaha XMAX 300 - FAQs

Which bike is better for shorter riders, the 2021 BMW C 400X or the 2023 Yamaha XMAX 300?
The 2021 BMW C 400X has the lower seat at 775 mm, making it more accessible. The 2023 Yamaha XMAX 300 sits higher at 795 mm. A seat height below 800 mm suits most riders; above 820 mm shorter riders may need to tiptoe.
Does the 2021 BMW C 400X or 2023 Yamaha XMAX 300 have ABS?
The 2021 BMW C 400X is listed with ABS as standard. The 2023 Yamaha XMAX 300 does not list ABS. ABS provides a meaningful safety benefit in emergency braking on wet or loose surfaces.
Which should I buy, the 2021 BMW C 400X or the 2023 Yamaha XMAX 300?
Both are strong choices. The 2021 BMW C 400X has the edge in lower seat height and liquid cooling, while the 2023 Yamaha XMAX 300 offers a compelling alternative. Visit dealers, arrange test rides, and factor in local parts and service costs - these often matter as much as the spec sheet.