| Attribute | KTM 390 Duke 2021 × | Husqvarna Vitpilen 401 2020 × |
|---|---|---|
| General | ||
| Production from (year) | 2021 | 2020 |
| Make | KTM | Husqvarna |
| Model | KTM 390 Duke | Husqvarna Vitpilen 401 |
| Category | Naked bike | Allround |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | Injection | Injection |
| Displacement (cm³) | 373 | 373 |
| Power (kw) | 32.1 | 31.4 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 37 | 37 |
| Bore (mm) | 89 | 89 |
| Stroke (mm) | 60 | 60 |
| Gearbox | 6-speed | 6-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | - |
| Ignition | Bosch EMS | Keihin EMS with RBW, twin ignition |
| Clutch | Wet multi-disc clutch / mechanically operated | PASC™ antihopping clutch, mechanically operated |
| Lubrication system | Wet sump | Wet Sump |
| Compression | - | 12.6:1 |
| Exhaust system | - | Black |
| Chassis | ||
| Front suspension | WP Apex Ø 43 mm | WP USD fork |
| Rear suspension | WP Apex monoshock | WP monoshock |
| Front brakes | Double disc. ABS. Four-piston radial fixed calliper. | Double disc. Four-piston calipers. |
| Rear brakes | Single disc. ABS. Single-piston floating calliper. | Single disc. ABS |
| Diameter (mm) | 230 | 230 |
| Frame type | Steel trellis frame, powder coated | Steel trellis frame, powder coated |
| Front tyre | 110/90-17 | 110/70-R17 |
| Rear tyre | 150/60-17 | 150/60-R17 |
| Wheels | Alloy wheels | Cast aluminium |
| Front wheel travel (mm) | 142 | 142 |
| Rear wheel travel (mm) | 150 | 150 |
| Trail (mm) | - | 95 |
| Rake (fork angle) (degree) | 24 | - |
| Other | ||
| Starter | Electric | Electric |
| Color options |
|
|
| Light | LED headlight | - |
| Dimensions | ||
| Wheelbase (mm) | 1,357 | 1,357 |
| Dry weight (kg) | 150 | 151 |
| Power/weight ratio | 0.214 | 0.2079 |
| Seat height (mm) | 830 | 835 |
| Ground clearance (mm) | 175 | 145 |
| Performance | ||
| Reserve fuel capacity (l) | 3.46 | - |
| Fuel capacity (l) | 13.4 | 9.5 |