| Attribute | Beta RR 4T 400 2010 × | Husqvarna SM 450RR 2008 × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2008 |
| Make | Beta | Husqvarna |
| Model | Beta RR 4T 400 | Husqvarna SM 450RR |
| Category | Enduro / offroad | Super motard |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | - | 4 |
| Fuel system | Carburettor. Keihin FCR-MX 39 | Injection. Electronic fuel injection |
| Displacement (cm³) | 398 | 449 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | - |
| Bore (mm) | 89 | 97 |
| Stroke (mm) | 64 | 60.8 |
| Gearbox | 6-speed | 6-speed |
| Fuel control | Overhead Cams (OHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | DC-CDI without trembler with variable ignition timing, Kokusan type. | - |
| Clutch | Wet multi-disc | Wet multiplate type, hydraulic control |
| Lubrication system | 2 oil pumps | Dry sump with two oil pump rotor and cartridge filter |
| Compression | 11.0:1 | 12.9:1 |
| Chassis | ||
| Front suspension | Hydraulic USD fork with ø45 mm shaft | Upside-down telescopic hydraulic adjustable fork (diam.45mm) |
| Rear suspension | Monoshock with progressive compound lever | Progressive ´soft damp´ with hydraulic single shock absorber |
| Front brakes | Single disc | Single disc. Radial-mounted 4 piston calipers |
| Rear brakes | Single disc | Single disc. 2-piston calipers |
| Diameter (mm) | 240 | 240 |
| Frame type | Molybdenum steel with double cradle split above the exhaust port | TIG welded frame with adjustable steering head. |
| Front tyre | 90/90-21 | 120/70-17 |
| Rear tyre | 140/80-18 | 150/60-17 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
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| Dimensions | ||
| Wheelbase (mm) | 1,500 | 1,495 |
| Dry weight (kg) | 117 | - |
| Overall length (mm) | 2,270 | 2,190 |
| Seat height (mm) | 940 | 915 |
| Ground clearance (mm) | 320 | 270 |
| Performance | ||
| Reserve fuel capacity (l) | 1 | - |
| Fuel capacity (l) | 8.5 | 9.2 |