Comparison of Kawasaki KX 250F 2010 and Suzuki RM-Z250 2021 [S]ave
| Attribute |  Suzuki RM-Z250 2021 × |  Kawasaki KX 250F 2010 × |
|---|---|---|
| General | ||
| Production from (year) | 2021 | 2010 |
| Make | Suzuki | Kawasaki |
| Model | Suzuki RM-Z250 | Kawasaki KX 250F |
| Category | Cross / motocross | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 4 | 4 |
| Fuel system | Injection. 44mm throttle body | Carburettor. Keihin FCR37 and hot start circuit |
| Engine details | Aluminum cylinder with Suzuki Composite Electrochemical Material (SCEM) coating | - |
| Displacement (cm³) | 249 | 249 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 77 | 77 |
| Stroke (mm) | 53.6 | 53.6 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Driveline | Chain, DID520DMA4, 114 links | - |
| Ignition | CDI | Digital CDI with K-TRIC throttle position sensor |
| Lubrication system | Semi-dry sump | - |
| Compression | 13.8:1 | 13.2:1 |
| Chassis | ||
| Front suspension | Inverted telescopic, coil spring, oil damped, adjustable damping force | 47mm inverted Showa twin-chamber telescopic fork with 16-way compression and rebound damping / 12.4 in. |
| Rear suspension | Single unit, link type, coil spring, oil damped, adjustable spring preload and damping force | UNI-TRAK linkage system and Showa shock with 13-way low-speed and stepless high-speed compression damping |
| Front brakes | Single disc. Twin piston | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 270 | 240 |
| Frame type | Aluminum alloy, twin-spar | Aluminum perimeter |
| Front tyre | 80/100-21 | 80/100-21 |
| Rear tyre | 100/90-19 | 100/90-19 |
| Wheels | Black anodized D.I.D Dirt Star rims with a cross-section. Dunlop MX33 tires. | - |
| Rake (fork angle) (degree) | - | 27.4 |
| Other | ||
| Starter | Kick | - |
| Color options |
|
|
| Dimensions | ||
| Wheelbase (mm) | 1,485 | 1,471 |
| Kerb weight (kg) | 106 | 105 |
| Overall height (mm) | 1,255 | 1,270 |
| Overall length (mm) | 2,185 | 2,169 |
| Overall width (mm) | 835 | 820 |
| Seat height (mm) | 955 | 955 |
| Ground clearance (mm) | 330 | 340 |
| Performance | ||
| Fuel capacity (l) | 6.3 | 7.94 |
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