Piaggio MP3 500 (2015) vs Bimota DB2EF (1997) vs BMW R 23 (1938-40)
Comparison technical specifications
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| Make: | Piaggio | Bimota | BMW |
| Model: | MP3 500 | DB2EF | R 23 |
| Years: | 2015 | 1997 | 1938-40 |
| Engine: | Four stroke, single cylinder, SOHC, 4 valve Piaggio MASTER, catalysedFour stroke, single cylinder, SOHC, 4 valve Piaggio MASTER, catalysed | Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valve per cylinder | Four stroke, single cylinder, pushrod operated, OHV, 2 valves per cylinder. |
| Capacity: | 492.7 cc / 30.0 cub in. | 904 cc / 55.2 cub in | 247 cc / 15.1 cu in. |
| Bore x Stroke: | 94 x 71 mm | 92 x 68 mm | 68 x 68 mm |
| Cooling System: | Liquid cooled | Air cooled | Air cooled |
| Compression Ratio: | 11.0:1 | 9.2:1 | 6.75:1 |
| Induction: | Electronic injection system | 2x 38mm Mikuni carburetors | 1x Bing type AJ 1/22/140 |
| Ignition: | Electronic inductive discharge, integrated variable timing | - | Battery ignition |
| Starting: | Electric | Electric | Kick |
| Max Power: | 29.4 kW / 40.1 hp @ 7250 rpm | 64.1 kW / 86 hp @ 7000 rpm | 8.9 kW / 12 hp @ 5600 rpm |
| Transmission: | Twin Cradle: tubes in high tensile steel | 6 Speed | 3 Speed |
| Final Drive: | Belt | Chain | Shaft |
| Frame: | Double cradle in high strength steel tubes | Upper lattice work in round section of chrome-molybdenum steel. | Closed steel twin loop frame, welded |
| Front Suspension: | Parallelogram composed of four aluminium arms supporting two steering tubes cantilevers. | 41mm Paioli telescopic forks | Telescopic fork |
| Rear Suspension: | Dual effect hydraulic shock absorbers and adjustable spring pre-load, | Tubular steal swinging arm Öhlins monoshock | Rigid, spring loaded saddle |
| Rear Brakes: | Single 240 mm disc | Single 230mm disc 2 piston caliper | ∅160mm Drum |
| Front Tyre: | Dual 120/70 -12 | 120/70-17 | 3.00 x 19" |
| Rear Tyre: | 140/70 -14 | 180/55-17 | 3.00 x 19" |
| Fuel Capacity: | 12 Litres / 3.2 US gal | 16 Litres / 4.2 US gal. | 9.6 L / 2.5 US gal |