Yamaha SR 250 (1980-82) vs Honda NT 650V Deauville (2002-03) vs Yamaha XTZ 750 Super Ténéré (1989) vs Laverda GS 125 Lesmo (1985-87)
Comparison technical specifications
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| Make: | Yamaha | Honda | Yamaha | Laverda |
| Model: | SR 250 | NT 650V Deauville | XTZ 750 Super Ténéré | GS 125 Lesmo |
| Years: | 1980-82 | 2002-03 | 1989 | 1985-87 |
| Engine: | Four stroke, single cylinder, SOHC, 2 valve | Four stroke, 52°V-Twin cylinder, SOHC, 3 valve per cylinder | Four -stroke, parallel twin cylinder, DOHC, 5 valves per cylinder | Two stroke, single cylinder |
| Capacity: | 239 cc / 15.2 cu-in | 647 cc / 39.4 cu-in | 749 cc / 45.7 cu-in | 124 cc / 7.6 cu-in |
| Bore x Stroke: | 73.5 x 56.5 mm | 79 x 66 mm | 87 x 63 mm | 54 x 54 mm |
| Cooling System: | Air cooled | Liquid cooled | Liquid cooled, | Liquid cooled |
| Compression Ratio: | 8.9:1 | 9.2:1 | 9.5:1 | 14.0:1 |
| Induction: | 34mm Mikuni carburettor | 2x36mm equal pressure flat slide carburetors | 2x 38mm Mikuni BDST38 CV carburetors | Dell'Orto premix carburetor |
| Ignition: | Electronically | Digital transistorized | TCI (Transistor Controlled Ignition) | CDI |
| Starting: | Electric | Electric | Electric | Kick |
| Max Power: | 21 hp / 15.7 kW @ 7700 rpm | 56.1 hp / 40.9 kW @ 7897 rpm | 69.3 hp / 54 kW @ 7500 rpm | 23 hp / 16.8 kW @ 9200 rpm |
| Transmission: | 5 Speed | 5 Speed | 5 Speed | 6 Speed |
| Final Drive: | Chain | Shaft | Chain | Chain |
| Front Suspension: | 32mm Telescopic forks | Telescopic forks | Telescopic forks. | Hydraulic Marzocchi telescopic forks |
| Rear Suspension: | Dual shock 5-way preload adjustment. | Pro-link monoshock | Monoshock, adjustable preload compression damping adjustment | Alloy swing arm, single shock with adjustable damping. |
| Front Brakes: | Drum | 2x 296mm discs 2 piston calipers | 2x 245mm discs | 2x 240mm discs, 2 piston calipers |
| Rear Brakes: | Drum | Single 276mm disc 1 piston caliper | Single 236mm disc | Single 240mm disk |
| Front Tyre: | 3.00-18 | 120/70 -17 | 90/90-21 | 100/90-H 16 |
| Rear Tyre: | 120/90-16 | 150/70 -17 | 140/80-17 | 110/80-H 18 |
| Fuel Capacity: | 10.8 Litres / 2.7 US gal | 19.5 Litres | 26 Litres / 6.6 gal | 14 Litres / 3.7 US gal |