Yamaha SR 250 (1980-82) vs BMW F 650 Funduro (1994)
Comparison technical specifications
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| Make: | Yamaha | BMW |
| Model: | SR 250 | F 650 Funduro |
| Years: | 1980-82 | 1994 |
| Engine: | Four stroke, single cylinder, SOHC, 2 valve | Four stroke, single cylinder, DOHC, 4 valves per cylinder |
| Capacity: | 239 cc / 15.2 cu-in | 652 cc / 39.8 cub. in. |
| Bore x Stroke: | 73.5 x 56.5 mm | 100 x 83mm |
| Compression Ratio: | 8.9:1 | 8.8:1 |
| Induction: | 34mm Mikuni carburettor | 2 x ∅33mm Mikuni carbs |
| Ignition: | Electronically | High voltage capacitor ignition |
| Starting: | Electric | Electric |
| Max Power: | 21 hp / 15.7 kW @ 7700 rpm | 35 kW / 48 hp @ 6500 rpm |
| Max Torque: | 18.7 ft-lb / T25.5 Nm @ 7000 rpm | 57 Nm / 5.8 kgf-m / 42 lb-ft. @ 5200 rpm |
| Transmission: | 5 Speed | 5 Speed |
| Final Drive: | Chain | Chain |
| Front Suspension: | 32mm Telescopic forks | 41mm Telescopic forks non adjustable. |
| Rear Suspension: | Dual shock 5-way preload adjustment. | Rising rate monoshock preload adjustable, swingarm. |
| Front Brakes: | Drum | Single ∅300 mm disc 2 piston caliper |
| Rear Brakes: | Drum | Single ∅210 mm disc 1 piston caliper |
| Front Tyre: | 3.00-18 | 100/90 -19 57S |
| Rear Tyre: | 120/90-16 | 130/80 -17 65S |
| Seat Height: | 740 mm / 29.0 in | 800 mm / 31.9 in. |
| Wet Weight: | 130 kg 287 lbs | 187 kg / 412.3 lbs. |
| Fuel Capacity: | 10.8 Litres / 2.7 US gal | 17 Litres / 4.5 US gal. |
| Consumption Average: | 70 mpg | 5.5 l/100km / 42.8 US mpg |
| Standing ¼ Mile: | 16.3 sec | 13.7 sec / 149.8 km/h / 93.1 mph |
| Top Speed: | 89 mph / 143.2 km/h | 165.2 km/h / 102.7 mph |