Aprilia RSV-4 RF (2015) vs Aprilia SR 50 Factory (2015)
Comparison technical specifications
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| Make: | Aprilia | Aprilia |
| Model: | RSV-4 RF | SR 50 Factory |
| Years: | 2015 | 2015 |
| Engine: | Four stroke, longitudinal 65° V four , DOHC, 4 valves per cylinder | Two stroke, single cylinder |
| Capacity: | 999.6 cc / 61.0 cu-in | 49 cc / 3.0 cu in |
| Bore x Stroke: | 78 x 52.3 mm | 39 x 41.35 mm |
| Cooling System: | Liquid cooled | Liquid cooled |
| Induction: | Airbox with front dynamic air intakes. Variable length intake ducts controlled via ECU. 4 Marelli 48-mm throttle bodies with 8 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) Magneti Marelli digital electronic ignition system integrated in engine control system, with one spark plug per cylinder and "stick-coil"-type coils | Electronic direct fuel injection |
| Starting: | Electric | Electric |
| Exhaust: | 4 into 2 into 1 layout, two oxygen sensor, lateral single silencer with engine control unit-controlled butterfly valve and integrated trivalent catalytic converter (Euro 3) Flywheel mounted 420W alternator with rare earth magnets | Single, Euro 2 |
| Lubrication: | Wet sump. Two pumps (lubrication and cooling). Oil cooler. | Wet sump forced lubrication system with mechanical pump |
| Max Power: | 148 kW / 201 hp @ 13000 rpm | 4.0 kW / 5.4 hp @ 8500 rpm |
| Max Torque: | 117 Nm / 11.9 kgf-m / 86.2 lb-ft @ 10500 rpm | 4.7 Nm / 0.48 kgf-m / 3.5 lb-ft @ 8500 rpm |
| Transmission: | 6 Speed gearbox cassette type | Continuous automatic variator |
| Final Drive: | Chain | V-belt |
| Frame: | Dual aluminium beam chassis with pressed and cast sheet elements | Split single cradle frame in high tensile strength steel tube |
| Front Suspension: | Öhlins Racing Fork with TIN surface treatment Fork with 43 mm stanchions. Low profile forged aluminium radial calliper mounting bracket. Adjustable spring preload and hydraulic compression and rebound damping. Adjustable Öhlins steering damper | Telescopic hydraulic fork |
| Front Wheel Travel: | 120 mm / 4.7 in | 76 mm / 3.0 in |
| Rear Suspension: | Double braced aluminium swingarm; mixed low thickness and sheet casting technology. Öhlins Racing monoshock with piggy-back, fully adjustable in: spring preload, wheelbase length, hydraulic in compression and rebound. APS progressive linkages. | Engine unit acting as swingarm; frame linkages on two radial silent block mountings |
| Rear Wheel Travel: | 130 mm / 5.1 in | 70 mm / 2.8 in |
| Front Brakes: | 2 x Ø320 mm diameter floating stainless steel disc with lightweight stainless steel rotor and aluminium flange with 6 pins. Brembo monobloc radial calipers with 4 x Ø30 mm opposing. Sintered pads. Radial pump and metal braided brake hose | Ø190 mm Stainless steel disc brake with twin opposed pistons |
| Rear Brakes: | Single Ø220 mm diameter disc, Brembo floating caliper with two Ø32 mm isolated pistons. Pump with integrated tank and metal braided hose | Ø190 mm Stainless steel disc, racing caliper with twin opposed pistons |
| Front Tyre: | 120/70 ZR17 | 130/60-13 |
| Rear Tyre: | 200/55 ZR 17 (alternative: 190/50 ZR 17; 190/55 ZR17) | 130/60-13 |
| Dimensions: | Length: 2040 mm / 80.3 in Width: 735 mm / 28.9 in (at the handlebar) Height : 1120 mm / 44.0 in | Length: 1860 mm / 73.2 in Width: 805 mm / 31.7 in |
| Seat Height: | 845 mm / 33.2 in | 820 mm / 32.3 in |
| Fuel Capacity: | 18.5 Litres / 4.9 US gal | 7 Litres / 1.9 US gal |