| General |
| Year | 2025 | 2026 |
| Model | Tuono 660 Factory | - |
| Make Model | Aprilia Tuono 660 Factory | Suzuki GSX-R 750 |
| Dimensions |
| Seat Height | 820 mm / 32.3 in | 810 mm / 31.8 in. |
| Wheelbase | 1382 mm / 54.4 in | 1390 mm / 54.7 in. |
| Ground Clearance | - | 130 mm / 5.1 in |
| Height | - | 1125 mm / 44.6 in. |
| Length | - | 2030 mm / 79.9 in. |
| Width | - | 710 mm / 28.0 in. |
| Weights & Capacities |
| Dry Weight | - | 156 kg / 344 lbs |
| Fuel Capacity | 15 Litres / 4.0 US gal | 17 Litres / 4.5 US gal / 3.7 Imp gal |
| Wet Weight | 181 kg / 399 lbs | 190 kg / 418 lbs |
| Performance |
| Top Speed | - | 270.7 km/h / 168 mph |
| Acceleration (0-100 km/h) | - | 3.2 sec |
| Max Power | 105 HP (77.2 kW) @ 10400 rpm | 110.3 kW / 148 hp @ 12800 rpm |
| Max Torque | 70 Nm / 51.6 lb-ft @ 8400 rpm | 86.3 Nm / 8.8 kgf-m / 64 ft-lb @ 11200 rpm |
| Standing Start ¼ Mile | - | 10.7 sec |
| Top Gear Acceleration | - | 4.1 sec |
| Engine |
| Displacement | 659 cc / 40.2 cu-in | 749 c / 45.7 cub. in. |
| Engine Detail | Four stroke, forward facing parallel twin, DOHC with silent chain drive on the right side, four valves per cylinder | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. |
| Bore x Stroke | 81 x 63.93 mm | 70 x 48.7 mm |
| Compression Ratio | 13.5: 1 | 12.5:1 |
| Cooling System | Liquid cooled with radiator and water-oil heat exchanger | Liquid. High capacity large trapezoidal-shaped radiator which includes compact cooling fan assembly designed for improved air flow. |
| Emissions | Euro 5 + | - |
| Engine Oil Specification | - | Synthetic,10W/40 |
| Exhaust | Akrapovič - for race use only | - |
| Fuel Consumption | - | 5.5 l/100 km / 18.3 km/l / 43 US mpg / 51 Imp mpg |
| Fuel Induction | Airbox with front air intake. 2 x 52 mm throttle bodies, Ride-By-Wire management | New 32 bit ECM features 1024 kilobytes of ROM for maximum engine performance working in conjunction with the new S-DMS engine management system |
| Ignition | - | Digital DC-CDI |
| Lubrication | Wet sump | Wet sump |
| Spark Plug | - | NGK, CR9E |
| Starter | Electric | Electric |
| Drivetrain |
| Clutch | Wet, multi-plate, slipper | Wet, multiple discs |
| Final Drive | Chain, with drive ratio: 17/43 | Chain, RK525ROZ5Y, 116 links |
| Gear Ratios | - | 1st 2.79 / 2nd 2.05 / 3rd 1.71 / 4th 1.50 / 5th 1.35 / 6th 1.20:1 |
| Transmission / Drive | 6-speed gearbox with Aprilia Quick Shift (AQS) up-and-down | 6 Speed, constant mesh |
| Chassis |
| Frame Type | Twin-spar aluminum frame | Ultra-lightweight frame built entirely of aluminum alloy castings. |
| Suspension - Front | 43mm Öhlins NIX 30 fork, spring preload, rebound and compression damping adjustable | Showa inverted 41 mm cartridge front forks fully adjustable for high and low speed compression, spring preload, and rebound damping |
| Suspension - Rear | Öhlins monoshock, fully adjustable | Showa 41mm aluminum alloy rear shock with a 16mm rod diameter are fully adjustable for high and low speed compression, spring preload and rebound damping |
| Rake | 24.3° | 23.8° |
| Trail | 104.1 mm / 4.1 in | 97 mm / 3.8 in. |
| Wheel Travel - Front | 110 mm / 4.3 in | 120 mm / 4.7 in. |
| Wheel Travel - Rear | 130 mm / 5.1 in | 130 mm / 5.1 in. |
| Electronics |
| Electronics Package | APRC suite with 6-axis inertial platform: AEM (engine maps), AEB (engine brake), ATC (traction control), AWC (wheelie control), ALC (Aprilia Launch Control), ACC (cruise control), Cornering ABS with 3 maps and rear wheel lift-up mitigation, 5 riding modes, and Aprilia Quick Shift (AQS) | - |
| Wheels & Brakes |
| Brakes - Front | Double 320 mm floating discs with Brembo radial calipers | 2 x 310 mm Discs, radial-mount opposed-four-piston Brembo 4 piston monoblock calipers |
| Brakes - Rear | 220 mm disc with Brembo caliper | Single 220 mm disc, Nissin single piston caliper |
| ABS | ABS Cornering multimap | - |
| Rims - Front | - | 3.8 x 17 |
| Rims - Rear | - | 5.5 x 17 |
| Tyres - Front | 120/70 ZR 17 | 120/70 ZR17 |
| Tyres - Rear | 180/55 ZR 17 | 180/55 ZR17 |
| Wheels | Aluminum alloy | Aluminum, 3 spoke |
| Wheels - Front | 3.5 x17 | - |
| Wheels - Rear | 5.5 x17 | - |