Yamaha DT 230 Lanza (1997-00) vs Yamaha XVS 650 Drag Star (1997-99) vs Yamaha XJ 750E (1981-82) vs Yamaha XT 400 (1981-85)
Comparison technical specifications
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| Make: | Yamaha | Yamaha | Yamaha | Yamaha |
| Model: | DT 230 Lanza | XVS 650 Drag Star | XJ 750E | XT 400 |
| Years: | 1997-00 | 1997-99 | 1981-82 | 1981-85 |
| Engine: | Two stroke, single-cylinder. | Four stroke, 75°V-twin cylinder, SOHC, 2 valve per cylinder | Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder. | Four stroke, single cylinder, SOHC, 4 valve |
| Capacity: | 224 cc / 13.6 cu-in | 649 cc / 39.6 cu-in | 749 cc / 45.6 cu-in | 399 cc / 24.3 cu-in |
| Bore x Stroke: | 66.8 x 64 mm | 81 x 63 mm | 65 х 56.4 mm | 87 х 67.2 mm |
| Cooling System: | Liquid cooled | Air cooled | Air cooled | Air cooled |
| Compression Ratio: | 6.5:1 | 9.0:1 | 9.2:1 | 8.8:1 |
| Induction: | Carburettor | 28mm Mikuni downdraft-type carburetor | 4x 32mm Hitachi carburetors | Caburetor |
| Ignition: | CDI Digital | Digital TCI | Transistorized | CDI |
| Starting: | Electric | Electric | Electric | Kick |
| Max Power: | 29.4 kW / 40 PS @ 8500 rpm | 40 hp / 29.2 kW @ 6500 rpm | 81 hp / 59.6 kW @ 9000 rpm | 31 hp / 22 Kw @ 7000 rpm |
| Max Torque: | 36 NM / 3.7gf･m @ 7000 rpm | 50.9 Nm / 37 lb-ft @ 3000 rpm | 48.5 Nm / 35.7 lb-ft @ 7000 rpm | 3.2-kg-m / 31.0 Nm @6000 rpm |
| Front Suspension: | Oil telescopic forks | Telescopic fork | 36mm Showa forks adjustable air pressure anti-dive resistance.150mm wheel travel. | Telescopic forks |
| Rear Suspension: | Motocross | Swingarm Monocross | Dual dampers adjustable for spring preload rebound damping.97.5 wheel travel. | Mono-cross |
| Front Brakes: | Single disc | Single 298mm disc 2 piston calipers | 2x 300mm disc 2 piston calipers | Drum |
| Rear Brakes: | Single disc | 200mm drum | Drum | Drum |
| Front Tyre: | 3.00-21 | 130/90-18 | 3.25-19 | 3.00-21 |
| Rear Tyre: | 4.60-18 | 170/80-15 | 120/90-18 | 4.60-18 |
| Dry Weight: | 121 kg / 266.7 lbs | 229 kg / 504 lbs | 214 kg /471.4 lbs | 133 kg / 293.2 lbs |
| Fuel Capacity: | 11 Litres / 2.9 US gal | 16 Litres / 4.2 US gal | 19 Litres / 5.0 US gal | 11.4 Litres / 3.0 US gal |