Yamaha TT 600R (1998-99) vs Yamaha XS 1100G (1981) vs Yamaha DT 250 (1981) vs Yamaha XV 750E (1981-82)
Comparison technical specifications
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| Make: | Yamaha | Yamaha | Yamaha | Yamaha |
| Model: | TT 600R | XS 1100G | DT 250 | XV 750E |
| Years: | 1998-99 | 1981 | 1981 | 1981-82 |
| Engine: | Four stroke, single cylinder, SOHC, 4 Valve | Four stroke transverse four cylinder, DOHC, 2 valves per cylinder. | Two stroke, single cylinder | Four stroke, 75°-V-Twin cylinder, SOHC. 2 valve per cylinder. |
| Capacity: | 595 cc / 36.5 cu-in | 1101 cc / 67.2 cu-in | 246 cc / 15.0 cu-in | 748 cc / 45.6 cu-in |
| Bore x Stroke: | 95 x 84 mm | 71.5 x 68.6 mm | 70 x 64 mm | 83 x 69.2 mm |
| Cooling System: | Air cooled | Air cooled | Air cooled | Air cooled |
| Compression Ratio: | 8.5 :1 | 9.2:1 | 6.8:1 | 8.7:1 |
| Induction: | 26mm Dual stage Teikei Y26PV carburetor26mm Dual stage Teikei Y26PV carburetor | 4x Mikuni BS 34SS Carburettor | Single 28mm Mikuni VM28SS | 34mm Keihin carburetors |
| Ignition: | CDI | TCI additional vacuum adjusted! / electric kick starter - Witch is separated from the engine, for emergency mounting only | External-rotor magneto; CDI; six-volt battery | CDI |
| Starting: | Kick | Electric | Kick | Electric |
| Max Power: | 42 hp / 31.5 kW @ 6500 rpm | 95 hp / 70.8 kW @ 8500 rpm | 17 hp 12.6 kW @ 6000 rpm | 50.8 hp / 37.8 kW @ 7000 rpm |
| Max Torque: | 50 Nm / 36.8 lb-ft @ 5000 rpm | 9.2 kgf-m / 66.5 lb-ft @ 6500 rpm | 20.7 Nm / 15.3 lb-ft @ 5500 rpm | 5.4 kgf-m / 64.7 Nm @ 5750 rpm |
| Front Suspension: | Telescopic forks | Telescopic fork. | Oil-damped, coil-spring fork with forward-mounted axle and | 37mm Showa leading axle. adjustment for air pressure and rebound damping |
| Front Wheel Travel: | 280 mm / 10.6 in | 175 mm / 6.8 in | 195 mm / 7.6 in | 145 mm / 5.7 in |
| Rear Suspension: | Alloy swinging arm single shock with adjustable dampers | Dual shocks Swing arm, preload adjustable | DeCarbon-type, nitrogen-charged mono-shock producing | Monoshock single damper, adjustment for air pressure and rebound damping |
| Rear Wheel Travel: | 280 mm / 10.6 in | 80 mm / 3.1 in | 152 mm / 5.9 in | 87 mm / 3.4 in |
| Front Brakes: | Single 267mm disc | 2x 298mm discs | Conical hub with drum brake | 2x 267mm disc 2 piston calipers |
| Rear Brakes: | Single 220mm disc | Single 298mm disc | Conical hub with rod-actuated drum brake | Drum |
| Front Tyre: | 90/90-21 | 3.50-19 | 3.00-21 | 3.50-19 |
| Rear Tyre: | 130/90-18 | 4.50-17 | 4.00-18 | 120/90-18 |
| Fuel Capacity: | 10 Litres / 2.6 US gal | 22 Litres / 5.8 gal | 8.5 Litres / 2.2 gal | 14.5 Litres / 3.8 US gal |