| Attribute | Value |
| General |
| Production from | 2021 year |
| Make | KTM |
| Model | KTM 390 Duke |
| Category | Naked bike |
| Engine and transmission |
| Engine type | Single cylinder, four-stroke |
| Valves per cylinder | 4 |
| Fuel system | Injection |
| Engine details | Add |
| Displacement | 373 cm³ |
| Power | 32.1 kw |
| Max RPM | Add |
| Fuel consumption | Add |
| Cooling system | Liquid |
| Transmission type,final drive | Chain |
| Torque | 37 Nm |
| Bore | 89 mm |
| Stroke | 60 mm |
| Gearbox | 6-speed |
| Greenhouse gases | Add |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Emission details | Add |
| Driveline | Add |
| Ignition | Bosch EMS |
| Clutch | Wet multi-disc clutch / mechanically operated |
| Lubrication system | Wet sump |
| Compression | Add |
| Exhaust system | Add |
| Chassis |
| Front suspension | WP Apex Ø 43 mm |
| Rear suspension | WP Apex monoshock |
| Front brakes | Double disc. ABS. Four-piston radial fixed calliper. |
| Rear brakes | Single disc. ABS. Single-piston floating calliper. |
| Diameter | 230 mm |
| Frame type | Steel trellis frame, powder coated |
| Front tyre | 110/90-17 |
| Rear tyre | 150/60-17 |
| Seat | Add |
| Wheels | Alloy wheels |
| Front wheel travel | 142 mm |
| Rear wheel travel | 150 mm |
| Trail | Add |
| Rake (fork angle) | 24 degree |
| Other |
| Battery capacity | Add |
| Starter | Electric |
| Color options | |
| Carrying capacity | Add |
| Light | LED headlight |
| Instruments | Add |
| Electrical Voltage | Add |
| Dimensions |
| Wheelbase | 1,357 mm |
| Kerb weight | Add |
| Dry weight | 150 kg |
| Power/weight ratio | 0.214 |
| Overall height | Add |
| Overall length | Add |
| Overall width | Add |
| Seat height | 830 mm |
| Alternate seat height | Add |
| Ground clearance | 175 mm |
| Front percentage of weight | Add |
| Rear percentage of weight | Add |
| Performance |
| Top speed | Add |
| Acceleration 0-100 km/h | Add |
| Length | Add |
| Reserve fuel capacity | 3.46 l |
| Fuel capacity | 13.4 l |
| Oil capacity | Add |
| Width | Add |
| Height | Add |