2011 Kawasaki KX250F vs 2011 Yamaha YZ250

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
2011 Yamaha YZ250 2011 Yamaha YZ250

Cross / motocross

Engine
Single cylinder, two-stroke
Power
N/A
Top Speed
N/A
Weight
227.0 pounds
Full Specifications
General
ColoursLime GreenTeam Yamaha Blue/White
Warranty12 Months30 Day (Limited Factory Warranty)
Dimensions
Ground Clearance (mm)330 mm381 mm
Ground Clearance (in.)13.0 inches15.0 inches
Seat Height945 mm / 37.2 in.993 mm / 39.1 in.
Wheelbase1,476 mm / 58.1 in.1,481 mm / 58.3 in.
Height1,270 mm / 50.0 in.1,306 mm / 51.4 in.
Length2,169 mm / 85.4 in.2,177 mm / 85.7 in.
Width820 mm / 32.3 in.828 mm / 32.6 in.
Weights & Capacities
Fuel Capacity7.19 litres / 1.90 gallons7.95 litres / 2.10 gallons
Wet Weight105.6 kg / 232.7 lbs103.0 kg / 227.0 lbs
Engine
Bore x Stroke (in,)3.0 x 2.1 inches2.6 x 2.8 inches
Bore x Stroke (mm)77.0 x 53.6 mm66.4 x 72.0 mm
Fuel ControlDOHCDOHC
Displacement (cc)249.00 cc249.00 cc
Displacement (ci)15.19 cubic inches15.19 cubic inches
Engine TypeSingle cylinder, four-strokeSingle cylinder, two-stroke
Fuel SystemCarburettor. 43mm Keihin throttle bodyCarburettor. Keihin PWK38S
Compression Ratio13.5:18.9:1
Engine Lubrication-Dry sump
IgnitionDigital DC-CDICDI
StarterElectricElectric
Valve System4-
Drivetrain
Final DriveChainChain
Gearbox5-speed5-speed
Primary Drive-2WD; Sealed O-Ring Chain, Eccentric Adjustment
Chassis
Frame TypeAluminum perimeterAluminium
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, 12.4-in travel
Rake28.2°-
Trail119 mm / 4.7 in.-
Wheel Travel - Front-300 mm / 11.8 in.
Electrical Systems
Lighting system-Dual 30W Krypton multireflector Headlights and 3.9/0.5W LED Brake light
Wheels & Brakes
Brakes - Rear Diameter (in.)9.4 inches9.6 inches
Brakes - Rear Diameter (mm)240 mm245 mm
Brakes - Front Diameter (in.)9.8 inches9.8 inches
Brakes - Front Diameter (mm)250 mm250 mm
Brakes - FrontSingle discSingle disc
Brakes - RearSingle discSingle disc
Tyres - Front80/100-2121/7-10
Tyres - Rear100/90-19110/90-M19

Verdict

Too close to call

The 2011 Kawasaki KX250F and the 2011 Yamaha YZ250 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 993 mm - accessible to a wider range of rider heights.

2011 Yamaha YZ250 - Advantages

  • More ground clearance: 381 mm vs 330 mm - better clearance over rocks and obstacles.

2011 Kawasaki KX250F vs 2011 Yamaha YZ250 - FAQs

What are the engine differences between the 2011 Kawasaki KX250F and 2011 Yamaha YZ250?
The 2011 Kawasaki KX250F uses Single cylinder, four-stroke, while the 2011 Yamaha YZ250 is powered by Single cylinder, two-stroke. This is a fundamental difference - the 2011 Kawasaki KX250F is a four-stroke engine while the 2011 Yamaha YZ250 runs a two-stroke, resulting in very different power delivery, maintenance requirements, and riding character.
Which bike is better for shorter riders, the 2011 Kawasaki KX250F or the 2011 Yamaha YZ250?
The 2011 Kawasaki KX250F has the lower seat at 945 mm, making it more accessible. The 2011 Yamaha YZ250 sits higher at 993 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 2011 Yamaha YZ250?
Both are strong choices. The 2011 Kawasaki KX250F has the edge in lower seat height, while the 2011 Yamaha YZ250 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.