2011 Kawasaki KX250F vs 2010 Yamaha YZ250F

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
2011 Kawasaki KX250F 2011 Kawasaki KX250F

Cross / motocross

Engine
Single cylinder, four-stroke
Power
N/A
Top Speed
N/A
Weight
232.7 pounds
2010 Yamaha YZ250F 2010 Yamaha YZ250F

Cross / motocross

Engine
Single cylinder, four-stroke
Power
N/A
Top Speed
N/A
Weight
224.8 pounds
Full Specifications
General
ColoursLime GreenWhite/Red, Team Yamaha Blue/White
Warranty12 Months-
Dimensions
Ground Clearance (mm)330 mm376 mm
Ground Clearance (in.)13.0 inches14.8 inches
Seat Height945 mm / 37.2 in.988 mm / 38.9 in.
Wheelbase1,476 mm / 58.1 in.1,466 mm / 57.7 in.
Height1,270 mm / 50.0 in.1,303 mm / 51.3 in.
Length2,169 mm / 85.4 in.2,159 mm / 85.0 in.
Width820 mm / 32.3 in.826 mm / 32.5 in.
Weights & Capacities
Fuel Capacity7.19 litres / 1.90 gallons6.43 litres / 1.70 gallons
Wet Weight105.6 kg / 232.7 lbs102.0 kg / 224.8 lbs
Engine
Fuel ControlDOHCDOHC
Engine TypeSingle cylinder, four-strokeSingle cylinder, four-stroke
Displacement (ci)15.19 cubic inches15.26 cubic inches
Displacement (cc)249.00 cc250.00 cc
Bore x Stroke (in,)3.0 x 2.1 inches3.0 x 2.1 inches
Bore x Stroke (mm)77.0 x 53.6 mm77.0 x 53.6 mm
Fuel SystemCarburettor. 43mm Keihin throttle bodyCarburettor. Keihin® FCR MX37
Compression Ratio13.5:113.5:1
IgnitionDigital DC-CDICDI
StarterElectric-
Valve System45
Drivetrain
Final DriveChainChain
Gearbox5-speed5-speed
Chassis
Frame TypeAluminum perimeter-
Suspension - Front47mm inverted Showa SFF telescopic fork with spring preload adjustability and 22 position compression and 20 position rebound damping adjustability/ 12.4 in.Speed-Sensitive System inverted fork
Suspension - RearUni-Trak linkage system and Showa shock with 19 position low-speed and stepless high-speed compression damping, 22 position rebound damping and fully adjustable spring preload / 12.2 in.Fully adjustable single shock
Rake28.2°-
Trail119 mm / 4.7 in.-
Wheel Travel - Front-300 mm / 11.8 in.
Wheel Travel - Rear-305 mm / 12.0 in.
Wheels & Brakes
Brakes - Rear Diameter (in.)9.4 inches9.6 inches
Brakes - Rear Diameter (mm)240 mm245 mm
Brakes - Front Diameter (mm)250 mm250 mm
Brakes - Front Diameter (in.)9.8 inches9.8 inches
Brakes - FrontSingle discSingle disc
Brakes - RearSingle discSingle disc
Tyres - Front80/100-2180/100-21
Tyres - Rear100/90-19100/90-19

Verdict

Too close to call

The 2011 Kawasaki KX250F and the 2010 Yamaha YZ250F are evenly matched across the key measurable criteria. Your decision comes down to personal preference, riding style, and which brand's dealer network best suits your location.

Key Differences

2011 Kawasaki KX250F - Advantages

  • Lower seat height: 945 mm vs 988 mm - accessible to a wider range of rider heights.

2010 Yamaha YZ250F - Advantages

  • More ground clearance: 376 mm vs 330 mm - better clearance over rocks and obstacles.

2011 Kawasaki KX250F vs 2010 Yamaha YZ250F - FAQs

Which bike is better for shorter riders, the 2011 Kawasaki KX250F or the 2010 Yamaha YZ250F?
The 2011 Kawasaki KX250F has the lower seat at 945 mm, making it more accessible. The 2010 Yamaha YZ250F sits higher at 988 mm. A seat height below 800 mm suits most riders; above 820 mm shorter riders may need to tiptoe.
Which should I buy, the 2011 Kawasaki KX250F or the 2010 Yamaha YZ250F?
Both are strong choices. The 2011 Kawasaki KX250F has the edge in lower seat height, while the 2010 Yamaha YZ250F stands out for greater ground clearance. Visit dealers, arrange test rides, and factor in local parts and service costs - these often matter as much as the spec sheet.