Comparison of Honda CRF450R 2013 and Yamaha YZ450F 2011 [S]ave
| Attribute |  Honda CRF450R 2013 × |  Yamaha YZ450F 2011 × |
|---|---|---|
| General | ||
| Production from (year) | 2013 | 2011 |
| Make | Honda | Yamaha |
| Model | Honda CRF450R | Yamaha YZ450F |
| 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 | Injection. Yamaha Fuel Injection (YFI), Keihin 44mm |
| Engine details | - | Titanium valves |
| Displacement (cm³) | 449.7 | 449 |
| Power (kw) | 37.5 | - |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 47.7 | - |
| Bore (mm) | 96 | 97 |
| Stroke (mm) | 62.1 | 60.8 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | - | Double Overhead Cams/Twin Cam (DOHC) |
| Driveline | Constant mesh | - |
| Ignition | Full transister | CDI |
| Clutch | Multi plate wet clutch | - |
| Lubrication system | - | Dry sump |
| Compression | 12.5:1 | 12.5:1 |
| Chassis | ||
| Front suspension | Telescopic (Inverted) 43mm diameter slide pipe | KYB Speed-Sensitive System, inverted fork: fully adjustable, 12.2-in travel |
| Rear suspension | Swing arm (Pro-link suspension system) 40mm diameter cylinder | KYB Fully adjustable single shock |
| Front brakes | Single disc. Hydraulic. Two-piston calipers. | Single disc |
| Rear brakes | Single disc. Hydraulic. Single-piston caliper. | Single disc |
| Diameter (mm) | 220 | 245 |
| Frame type | Aluminium twin tube | - |
| Front tyre | 80/100-21 | 80/100-21 |
| Rear tyre | 120/80-19 | 120/80-19 |
| Front wheel travel (mm) | 61 | - |
| Rear wheel travel (mm) | 61 | 315 |
| Trail (mm) | 116 | - |
| Other | ||
| Starter | Kick | Electric |
| Color options |
|
|
| Electrical Voltage (V) | 12 | - |
| Dimensions | ||
| Wheelbase (mm) | 1,492 | 1,491 |
| Kerb weight (kg) | 111 | 111.1 |
| Overall height (mm) | 1,271 | 1,311 |
| Overall length (mm) | 2,191 | 2,192 |
| Overall width (mm) | 827 | 823 |
| Seat height (mm) | 953 | 998 |
| Ground clearance (mm) | 330 | 381 |
| Performance | ||
| Fuel capacity (l) | 6.4 | 6.17 |
| Oil capacity (l) | 1.8 | 1.2 |
| Battery capacity (Ah) | 6 | - |
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