| Attribute | Honda CRF450R 2016 × | Kawasaki KX450F 2009 × |
|---|---|---|
| General | ||
| Production from (year) | 2016 | 2009 |
| Make | Honda | Kawasaki |
| Model | Honda CRF450R | Kawasaki KX450F |
| Category | Cross / motocross | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | - | 4 |
| Fuel system | Injection. PGM-Fi | Injection. 43mm Keihin Throttle body |
| Displacement (cm³) | 449.7 | 449 |
| Power (kw) | 38.7 | - |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 48 | - |
| Bore (mm) | 96 | 96 |
| Stroke (mm) | 62.1 | 62.1 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Single Overhead Cams (SOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Driveline | Constant mesh | - |
| Ignition | Full transister | Digital DC-CDI |
| Clutch | Multi plate wet clutch | - |
| Compression | 12.5:1 | 12.5:1 |
| Chassis | ||
| Front suspension | 48mm inverted KYB PSF (Pneumatic Spring Fork) with air-adjustable spring rate, and rebound and compression-damping adjustability | 48mm inverted, Kayaba AOS with DLC coated sliders, 22-position compression and 20-position rebound dampening adjustment / 12.4 in. |
| Rear suspension | Pro-Link® KYB single shock with adjustable spring preload, rebound damping adjustability | UNI-TRAK® linkage system and Kayaba shock with 22-position low-speed and stepless high-speed compression dampening |
| Front brakes | Single disc. Hydraulic. Two-piston calipers. | Single disc |
| Rear brakes | Single disc. Hydraulic. Single-piston caliper. | Single disc |
| Diameter (mm) | 220 | 240 |
| Frame type | Aluminium twin tube | - |
| Front tyre | 80/100-21 | 90/80-21 |
| Rear tyre | 120/80-19 | 120/80-19 |
| Wheels | Dunlop tyres | - |
| Front wheel travel (mm) | 61 | - |
| Rear wheel travel (mm) | 61 | - |
| Trail (mm) | 116 | 117 |
| Rake (fork angle) (degree) | 27 | 26.7 |
| Other | ||
| Starter | Kick | - |
| Color options |
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|
| Electrical Voltage (V) | 12 | - |
| Dimensions | ||
| Wheelbase (mm) | 1,492 | 1,481 |
| Kerb weight (kg) | 111 | 112.1 |
| Overall height (mm) | 1,271 | 1,280 |
| Overall length (mm) | 2,191 | 2,184 |
| Overall width (mm) | 827 | 820 |
| Seat height (mm) | 953 | 965 |
| Ground clearance (mm) | 330 | 340 |
| Performance | ||
| Top speed (km/h) | 170 | - |
| Fuel capacity (l) | 6.4 | 7 |
| Oil capacity (l) | 1.8 | - |
| Battery capacity (Ah) | 6 | - |