Matchless G3 LS (1954and1958) vs Yamaha RS 200 (1979-81) vs Yamaha YDS-3C (1966-67)
Comparison technical specifications
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| Make: | Matchless | Yamaha | Yamaha |
| Model: | G3 LS | RS 200 | YDS-3C |
| Years: | 1954and1958 | 1979-81 | 1966-67 |
| Engine: | Single cylinder, four stroke, OHV | Two stoke, parallel twin | Two stroke, piston-port, parallel twin, Crankshaft supported in four roller bearings; needle-roller small-end and big-end bearings. Light-alloy cylinder head; |
| Capacity: | 348 cc / 21.2 cub in. | 195 cc / 11.8 cu-in | 247 cc / 15.0 cu-in |
| Bore x Stroke: | 69 x 93 mm | 52 x 46 mm | 56 x 50 mm |
| Cooling System: | Air cooled | Air cooled | Air-cooled |
| Compression Ratio: | 1954: 6.5:1 1958: 7.5:1 | 6.5:1 | 7.5;1 |
| Ignition: | 1954: Magneto, Lucas dynamo 1958: Coil ignition, Lucas alternator | Battery | Generator |
| Starting: | Kick | Electric & Kick | Kick |
| Clutch: | Wet, multi-plate | Wet multi-plate | Wet, multi-plate clutch mounted on left side of crankshaft |
| Transmission: | 4-Speed | 5 Speed | 5 Speed Helical-gear primary drive. Rear chain % x %in with top guard. Engine rpm at 30 mph in top gear, approximately 2,500. |
| Final Drive: | Chain | Chain | Chain |
| Front Suspension: | Telescopic fork with hydraulic damping | Telescopic forks | Telescopic forks with hydraulic damping. |
| Rear Suspension: | 1954: Swinging arm, AMC units 1958: Swinging arm, Girling units | Dual shocks | Dual shocks swinging arm, Pivoted rear fork controlled by spring-and-hydraulic units with three-position adjustment for load. |
| Front Brakes: | 178 mm / 7 in. drum, sls | Drum | Drum |
| Rear Brakes: | 178 mm / 7 in. drum, sls | Drum | Drum |
| Front Tyre: | 1954: 3.25 x 19 in. 1958: 3.60 x 19 in. | 2.75-17 | 3.00 -18 |
| Rear Tyre: | 1954: 3.50 x 19 in. 1958: 3.25 x 19 in. | 3.00-17 | 3.25 -18 |
| Wheelbase: | 1436 mm / 56.5 in. | 1245 mm / 49.0 in | 1470.5 mm / 51.9 in |
| Fuel Capacity: | 17 L / 4.5 US gal | 11.5 Litres / 3.0 us gal | 11.4 Litres / 3.0 gal |