Laverda 750 SF1 (1973) vs Yamaha XT 250 (1981-82) vs Yamaha DT 230 Lanza (1997-00) vs Yamaha XT 500 (1977) vs BMW R 1200CL (2005-06) vs Yamaha DT 125RE (1998)
Comparison technical specifications
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| Make: | Laverda | Yamaha | Yamaha | Yamaha | BMW | Yamaha |
| Model: | 750 SF1 | XT 250 | DT 230 Lanza | XT 500 | R 1200CL | DT 125RE |
| Years: | 1973 | 1981-82 | 1997-00 | 1977 | 2005-06 | 1998 |
| Engine: | Four stroke, parallel twin cylinders, SOHC, 2 valve per cylinder | Four stroke, single cylinder, SOHC, 2 valve | Two stroke, single-cylinder. | Four stroke, single cylinder, SOHC, 2 valve | Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder | Two stroke, single cylinder, reed-valve |
| Capacity: | 744 cc / 45.4 cu-in | 249 cc / 15.2 cu-in | 224 cc / 13.6 cu-in | 499 cc / 30.5 cuin | 1170 cc / 71.4 cu in. | 123 cc / 7.5 cu-in |
| Bore x Stroke: | 80 x 74 mm | 75 х 56.5 mm | 66.8 x 64 mm | 87 х 84 mm | 101 x 73mm | 56 X 50 mm |
| Compression Ratio: | 8.9:1 | 9.2:1 | 6.5:1 | 9.0 :1 | 10.0:1 | 6.8:1 |
| Induction: | 2x 36mm Dell'Orto PHF carburetors | Single 28mm Mikuni caruretor | Carburettor | 32mm Mikuni VM32SS carburetor | Bosch Motronic MA 2.4 Fuel injection | Mikuni 28 SS |
| Ignition: | Bosch electronic | CDI | CDI Digital | Magneto, CB/coil | Digital CDI Bosch Electronic | CDI |
| Starting: | Electric | Kick | Electric | Kick | Electric | Kick |
| Max Power: | 65 hp / 47.4 kW @ 7300 rpm | 22 hp / 16.1 kW @ 8000 rpm | 29.4 kW / 40 PS @ 8500 rpm | 32 hp / 23.5 kW @ 6500 rpm | 44.5 kW / 61 hp @ 5000 rpm | 14.7 / 10.8 kW @ 7000 rpm |
| Front Suspension: | Ceriani telescopic forks | Leading axle, coil spring forks | Oil telescopic forks | Leading axle coil spring fork | Motorrad Telelever, stanchion ∅35mm, central strut | 41mm Telescopic forks |
| Rear Suspension: | Swinging fork, Ceriani adjustable shocks | Swing arm single Kayaba shock | Motocross | Swing arm adjustable preload | Die cast aluminium single sided swinging arm with BMW Motorrad Monolever, WAD strut (travel related damping), spring preload adjustable to continuously variable levels by means of hydraulic handwheel. | Monocross linkage |
| Front Brakes: | 2X 230mm drum | 130mm Drum | Single disc | Single 160mm drum | 2 x ∅305mm discs, 4 piston calipers | Single 230mm disc |
| Rear Brakes: | 200mm drum | 130mm Drum | Single disc | Single 150mm drum | Single ∅285mm disc, 2 piston caliper | Single 220mm disc |
| Front Tyre: | 3.50-18 | 3.00-21 | 3.00-21 | 3.00-21 | 100/90-18 | 80/90 -21 |
| Rear Tyre: | 4.0-18 | 4.60-17 | 4.60-18 | 4.00-18 | 170/80-15 | 110/80 -18 |
| Seat Height: | 790 mm / 31.1 in | 840 mm / 33.0 in | 865 mm / 34.0 in | 840 mm / 33.0 in | 745 mm / 29.3 in | 885 mm / 34.8 in |
| Dry Weight: | 215 kg / 474 lbs | 114 kg / 251.3 lbs | 121 kg / 266.7 lbs | 140 kg / 308.6 lbs | 289 kg / 637 lbs | 116 kg / 255.7 lbs |
| Fuel Capacity: | 19 Litres / 5.0 US gal | 8 Litres / 2.1 US gal | 11 Litres / 2.9 US gal | 8.8 Litres / 2.3 US gal | 17.5 Litres / 4.5 gal | 10 Litres / 2.2 gal |