Yamaha RD 250LC / RZ 250LC (1982-83) vs BMW F 800ST (2007) vs Zero DSR (2016)
Comparison technical specifications
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| Make: | Yamaha | BMW | Zero |
| Model: | RD 250LC / RZ 250LC | F 800ST | DSR |
| Years: | 1982-83 | 2007 | 2016 |
| Max Power: | 35.5 hp / 26.1 kW @ 8500 rpm　 | 62.5 kW / 85 hp @ 8000 rpm | 50 kW / 67 hp @ 4000 rpm |
| Max Torque: | 30.2 Nm / 3.1 kgf-m@ 8000 rpm | 80 Nm / 8.16 kgf-m / 59 lb-ft @ 5800 rpm | 144 Nm / 14.6 kgf-m / 106 ft-lb |
| Transmission: | 6 Speed | 6 Speed | Clutchless direct drive |
| Final Drive: | Chain | Belt drive with shock damper | 132T / 28T, Poly Chain GT Carbon Belt |
| Front Suspension: | Telescopic forks | ∅43mm Telescopic forks | Showa 41 mm inverted cartridge forks, with adjustable preload, compression and rebound damping |
| Rear Suspension: | Monocross | Die-cast aluminium single sided swinging arm with rear wheal axle and eccentric adjustment, central spring stud , spring pre-loaded hydraulically adjustable to continuously variable levels by means of handwheel, rebound damping adjustable. | Showa 40 mm piston, piggy-back reservoir shock with adjustable spring preload, compression and rebound damping |
| Front Brakes: | Single 267mm disc | 2 x ∅320mm discs, 4 piston calipers | Bosch Gen 9 ABS, J-Juan asymmetric dual piston floating caliper, Single 320 x 5 mm disc |
| Rear Brakes: | Drum | Single ∅265mm disc, 2 piston caliper | Bosch Gen 9 ABS, J-Juan single piston floating caliper, Single 240 x 4.5 mm disc |
| Front Tyre: | 3.00-18 | 120/70 ZR17 | Pirelli MT-60 100/90-19 |
| Rear Tyre: | 3.50-18 | 180/55 ZR17 | Pirelli MT-60 130/80-17 |
| Seat Height: | 785 mm / 30.9 in | 820 mm / 32.2 in (low seat: 790 mm / 31.1 in) | 843 mm / 33.2 in |
| Top Speed: | 98 mph / 157.7 km/h | 229.0 km/h / 107 mph | 158 km/h / 98 mph |