| General |
| Year | 2024 | 2025 |
| Make Model | KTM 390 Duke | Aprilia Tuono 457 |
| Dimensions |
| Seat Height | - | 800 mm / 31.5 in |
| Wheelbase | 1357 mm / 53.4 in | - |
| Ground Clearance | 190 mm / 7.5 in | - |
| Weights & Capacities |
| Fuel Capacity | 15 L / 4.0 US gal | 12.7 l / 3.4 US gal |
| Wet Weight | 165 kg / 328 lbs | 175 kg / 386 lbs |
| Performance |
| Max Power | 33 kW / 44.3 hp @ 8500 rpm | 35 kW / 47.6 hp @ 9400 rpm |
| Max Torque | 39 Nm / 28.7 lb-ft @ 7000 rpm | 43.5 Nm / 32.1 lb-ft @ 6700 rpm |
| Engine |
| Displacement | 398.7 cc / 24.3 cu-in | 457 cc / 27.9 cu in |
| Engine Detail | Four stroke, single cylinder, DOHC with finger followers, 4 valves | Four stroke, forward facing parallel twin, DOHC with silent chain drive on the right side, four valves per cylinder |
| Bore x Stroke | 89 x 64 mm | 69 x 61.1 mm |
| Compression Ratio | 12.6:1 | n/a |
| Cooling System | Liquid Cooled | Liquid cooled with radiator and water-oil heat exchanger |
| Emissions | EURO5 | Euro 5 |
| Engine Management | Bosch EMS with RBW | - |
| Fuel Induction | Bosch fuel injection | Fuel injection |
| Lubrication | Wet sump | Wet sump |
| Starter | Electric | Electric |
| Drivetrain |
| Clutch | PASC antihopping clutch, mechanically operated | Wet, multi-plate, slipper |
| Final Drive | Chain 520-X Ring, 14:43 | Chain |
| Transmission / Drive | 6 Speed | 6 Speed |
| Chassis |
| Frame Type | Steel trellis frame, powder coated | Twin spar aluminum frame |
| Suspension - Front | 43mm WP APEX 43 | ø 41mm USD fork, adjustable preload |
| Suspension - Rear | WP APEX - Monoshock | Monoshock, adjustable preload |
| Wheel Travel - Front | 150 mm / 5.9 in | 120 mm / 4.7 in |
| Wheel Travel - Rear | 150 mm / 5.9 in | 130 mm / 5.1 in |
| Electronics |
| Equipment / Features | - | Full LED headlight and indicators. 5" TFT dashboard. Backlit switchcubes. Engine Maps (AEM), Dual-Channel ABS with Anti Roll-Over System (2 maps), Traction Control (ATC), 3 Riding Modes. Metal Braided Brake Hoses |
| Wheels & Brakes |
| Brakes - Front | Single 320 mm disc, 4 piston radial fixed caliper | Single Ø 320 mm floating disc. ByBre 4-piston radial caliper |
| Brakes - Rear | Single 240 mm disc, 2 piston floating caliper | Single Ø 220 mm disc. ByBre caliper |
| ABS | Bosch 9.1MP Two Channel ABS (Supermoto ABS) | Standard |
| Tyres - Front | 110/70 R17 M/C 54W TL | 110/70-17 |
| Tyres - Rear | 150/60 R17 M/C 66W TL | 150/60-17 |
| Wheels | - | Aluminium alloy cast |
| Wheels - Front | 3.00 R17 | 3.00 x 17 in |
| Wheels - Rear | 4.00 R17 | 4.50 x 17 in |