Aprilia RS4 125 (2016) vs Aprilia Tuono V4 R (2012)
Comparison technical specifications
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| Make: | Aprilia | Aprilia |
| Model: | RS4 125 | Tuono V4 R |
| Years: | 2016 | 2012 |
| Engine: | Four stroke, single cylinder, DOHC, 4 valves | Four stroke, longitudinal 65° V four , DOHC, 4 valves per cylinder |
| Capacity: | 124.8 cc / 7.6 cu in | 998.9 cc / 60.96 cu in |
| Bore x Stroke: | 58 X 47 mm | 78 x 52.3 mm |
| Cooling System: | Liquid cooled | Liquid cooled |
| Compression Ratio: | 12.5 ± 0.5:1 | 13.0:1 |
| Induction: | Electronic injection | Airbox with front dynamic air intakes. 4 Weber-Marelli Ø48 mm throttle bodies with 4 injectors and latest generation Ride-by-Wire engine management. Choice of three different engine maps selectable by the rider with bike in motion: T (Track), S (Sport), R (Road) |
| Ignition: | Electronic with CDI capacity discharge | Magneti Marelli digital electronic ignition system integrated in engine control system, with one spark plug per cylinder and "stick-coil" type coils Electric. |
| Starting: | Electric | Electric |
| Max Power: | 11.7 kW / 16 hp @ 10500 rpm | 120.8 kW / 162 hp @ 11000 rpm |
| Max Torque: | 11 Nm / 1.12 kgf-m / 8.1 ft/lb @ 8500 rpm | 110 Nm / 11.2 kgf-m / 81.1 lb-ft @ 9000 rpm |
| Clutch: | Multiple discs, in oil bath | Multiplate wet clutch with mechanical slipper system |
| Transmission: | 6 Speed | 6 Speed |
| Final Drive: | Chain | Chain |
| Gear Ratio: | 1st 11/33 (0.33) / 2nd 15/30 (0.50) / 3rd 18/27 (0.67) / 4th 20/24 (0.83) / 5th 25/27 (0.92) / 6th 23/22 (1.05) | 1st: 39:15 (2.600) / 2nd: 33:16 (2.063) / 3rd: 34:20 (1.700) / 4th: 32:22 (1,455) / 5th: 34:26 (1,308) / 6th: 33:27 (1,222) |
| Frame: | Aluminum perimeter frame | Aluminium dual beam chassis with pressed and cast sheet elements. Sachs steering damper. |
| Front Suspension: | Ø41 mm Upside down fork | Sachs upside down front fork with Ø43 mm stanchions. Low profile forged aluminium caliper mountings for radial calipers. Completely adjustable spring preload and hydraulic compression and rebound damping. |
| Front Wheel Travel: | 110 mm / 4.3 in | 120 mm / 4.7 mm |
| Rear Suspension: | Asymmetric swingarm with monoshock | Double braced aluminium swingarm; mixed low thickness and sheet casting technology. Sachs piggy back monoshock with completely adjustable: spring preload and hydraulic compression and rebound damping. APS progressive linkage. |
| Rear Wheel Travel: | 130 mm / 5.1 in | 130 mm / 5.1 in |
| Front Brakes: | Single Ø300 mm disc, 4 piston caliper | 2x Ø320 mm floating stainless steel discs with lightweight stainless steel rotor with 6 studs. Brembo radial calipers with 4 horizontally opposed Ø32 mm pistons. Sintered pads. Axial pump master cylinder and metal braided brake hoses. |
| Rear Brakes: | Single Ø218 mm disc, 1 piston caliper | Single Ø220 mm diameter disc, Brembo floating caliper with two Ø32 mm isolated pistons. Pump with integrated tank and metal braided hose |
| Front Tyre: | 110/80 17 | 120/70 ZR17 |
| Rear Tyre: | 130/70 17 | 190/55 ZR 17 (alternative: 190/50 ZR 17; 200/55 ZR 17) |
| Dimensions: | Length: 1953 mm / 76.8 in Width: 740 mm / 29.1 in Height: 1138 mm / 44.6 in | Length: 2065 mm / 81.2 in Width: 800 mm / 31.4 in (at the handlebar) Height: 1090 mm / 42.9 in |
| Wheelbase: | 1350 mm / 53.1 in | 1435 mm / 56.8 in |
| Seat Height: | 820 mm / 32.3 in | 840 mm / 33.1 in |
| Dry Weight: | 122 kg / 269 lbs | 179 kg / 395 lbs |
| Fuel Capacity: | 14.5 Liters / 3.8 US gal | 17 Litres / 4.5 US gal |