Yamaha TDR 250 (1990-91) vs Kawasaki GTR 1400 Concours 14 (2007-08)
Comparison technical specifications
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| Make: | Yamaha | Kawasaki |
| Model: | TDR 250 | GTR 1400 Concours 14 |
| Years: | 1990-91 | 2007-08 |
| Engine: | Two stroke, parallel twin cylinder, read valve, YPVS | Four stroke, transverse four cylinders, DOHC, 4 valves per cylinder |
| Capacity: | 249 cc / 15.2 cu-in | 1352 cc / 82.5 cu-in |
| Bore x Stroke: | 56.4 х 50 mm | 84 x 61 mm |
| Compression Ratio: | 5.9:1 | 10.7;1 |
| Lubrication: | Autolube | Forced lubrication, wet sump |
| Induction: | 2x 28mm TM28SS Mikuni carburetors | Fuel injection: ø40 mm x 4 |
| Ignition: | Transistorized | Digital |
| Starting: | Kick | Electric |
| Max Power: | 46 hp / 37 kW @ 10000 rpm | 114 kW / 155 hp @ 8800 rpm |
| Max Torque: | 3.7 kgf-m / 26.7 lb-ft @ 8500 rpm | 136Nm / 102.0 lb-ft / 13.9 kgƒ-m@ 6200 rpm |
| Transmission: | 6 Speed | 6 Speed |
| Final Drive: | Chain | Shaft |
| Front Suspension: | Air assisted telescopic forks 7-way adjustable preload | 43 mm inverted fork with adjustable rebound damping and spring preload |
| Rear Suspension: | Single shock rising rate adjustable preload | Bottom link Unit-Trek with gas charged shock, Tetra lever rebound damping |
| Front Brakes: | Single 320mm disc 2 piston calipers | 2X 310mm discs 4 piston calipers |
| Rear Brakes: | Single 210mm disc single piston caliper | Single 270mm disc 2 piston caliper |
| Front Tyre: | 110/90-18 | 120/70- ZR17 |
| Rear Tyre: | 120/80-17 | 190/50 -ZR17 |
| Dimensions: | Length 2145 mm / 84.4 in Width 785 mm / 30.9 in Height 1215 mm / 47.8 in | Length 2230 mm / 89.4 in. Width 790 mm / 31.4 in Height 1345 mm / 50.8 in. - 1465 mm / 31.4 in. (High position) |
| Wheelbase: | 1385 mm / 54.5 in | 1520 mm / 59.8 in |
| Seat Height: | 820 mm / 32.2 in | 815 mm / 32.1 in. |
| Ground Clearance: | 230 mm / 9.0 in | 125 mm / 4.9 in |
| Wet Weight: | 153 kg / 337 lbs | 300 kg / 670.3 lbs - ABS 304 kg / 679.1 lbs |
| Fuel Capacity: | 14 Litres / 3.6 US gal | 22 Litres / 5.8 US gal |
| Consumption Average: | 15.9 lm/lit | 15.3 km/lit |
| Standing ¼ Mile: | 13.6 sec / 152.8 km/h | 11.2 sec / 202.1.km/h / 125.5 mph |
| Top Speed: | 175 km/h | 253.6 km/h / 157.5 mph |