Yamaha XT 250 (1980) vs Aprilia RSV-4 Factory APRC Carbon Special Edition (2012)
Comparison technical specifications
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| Make: | Yamaha | Aprilia |
| Model: | XT 250 | RSV-4 Factory APRC Carbon Special Edition |
| Years: | 1980 | 2012 |
| Engine: | Four stroke, single cylinder, SOHC, 2 valve | Four stroke, longitudinal 65° V four , DOHC, 4 valves per cylinder |
| Capacity: | 249 cc / 15.2 cu-in | 999.6 cc / 61.0 cu-in |
| Bore x Stroke: | 75 х 56.5 mm | 78 x 52.3 mm |
| Cooling System: | Air cooled | Liquid cooled |
| Compression Ratio: | 9.2:1 | 13.0:1 |
| Lubrication: | Wet sump | Wet sump. Two pumps (lubrication and cooling). Oil cooler. |
| Induction: | Single 28mm Mikuni caruretor | Airbox with front dynamic air intakes. Variable length intake ducts controlled via ECU. 4 Weber-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 |
| Ignition: | CDI | Electronic digital ignition integrated in the fuel management system. |
| Starting: | Kick | Electric |
| Max Power: | 22 hp / 16.1 kW @ 8000 rpm | 132 kW / 180 hp @ 12500 rpm |
| Max Torque: | 2 kgf-m / 14.4 lb-ft @ 6500 rpm | 115 Nm / 11.7 kgf-m / 84.8 lb-ft @ 10000 rpm |
| Transmission: | 5 Speed | 6 Speed |
| Final Drive: | Chain | Chain |
| Front Suspension: | Leading axle, coil spring forks | Öhlins Racing upside-down fork, 43-mm stanchions (with Tin surface treatment). Low profile forged aluminium radial |
| Rear Suspension: | Swing arm single Kayaba shock | Twin sided aluminium swingarm; mixed low thickness and sheet casting technology. Öhlins Racing monoshock with piggyback with completely adjustable: spring preload, wheelbase and hydraulic compression and rebound damping. APS progressive linkages. |
| Front Brakes: | 130mm Drum | 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 Ø34 mm opposite. Sintered pads. Radial pump and metal braided brake hose |
| Rear Brakes: | 130mm Drum | Single Ø220 mm diameter disc, Brembo floating caliper with two Ø32 mm isolated pistons. Pump with integrated tank and metal braided hose |
| Front Tyre: | 3.00-21 | 120/70 ZR17 |
| Rear Tyre: | 4.60-17 | 200/55 ZR 17 (alternative: 190/50 ZR 17; 190/55 ZR17) |
| Seat Height: | 840 mm / 33.0 in | 845 mm / 33.2 in |
| Ground Clearance: | 255 mm / 10.0 in | 130 mm / 5.1 in |
| Dry Weight: | 114 kg / 251.3 lbs | 182 kg / 401 lbs |
| Fuel Capacity: | 8 Litres / 2.1 US gal | 17 Liters / 4.4 US gal |
| Top Speed: | 128.7 km/h / 80 mph | 291.2 km/h / 180.9 mph |