Comparison of BMW R68 1953 and BMW R69US 1969

Attribute	BMW R69US 1969 ×	BMW R68 1953 ×
General
Production from (year)	1969	1953
Make	BMW	BMW
Model	BMW R69US	BMW R68
Category	Sport	Sport
Engine and transmission
Engine type	Two cylinder boxer, four-stroke	Two cylinder boxer, four-stroke
Fuel system	Carburettor. Bing	Carburettor. Bing 26mm
Displacement (cm³)	594	594
Power (kw)	30.7	26.2
Fuel consumption (l/100km)	5.3	4.6
Cooling system	Air	Air
Transmission type,final drive	Shaft drive (cardan)	Shaft drive (cardan)
Bore (mm)	72	72
Stroke (mm)	73	73
Gearbox	4-speed	4-speed
Greenhouse gases	123.0 CO2 g/km. (CO2 - Carbon dioxide emission)	106.7 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel control	Overhead Valves (OHV)	Overhead Valves (OHV)
Ignition	Magneto	Magneto
Clutch	Dry-single plate-cable operated	Single plate-saucer spring-dry
Lubrication system	Forced feed	Forced feed
Compression	9.5:1	8.1:1
Chassis
Front suspension	Cartridge	Cartridge
Rear suspension	Twin shock-swingarm	Twin shock-Plunger
Front brakes	Expanding brake (drum brake). Single	Expanding brake (drum brake). Duplex full hub
Rear brakes	Expanding brake (drum brake). Simplex full hub	Expanding brake (drum brake). Simplex full hub
Diameter (mm)	200	200
Frame type	Steel-doble cradle	Steel-doble cradle
Rear tyre	3.5-18	3.5-19
Seat	Dual seat	Dual seat
Wheels	-	Spoked
Rear wheel travel (mm)	4	-
Other
Starter	Kick	Kick
Carrying capacity	360	355
Dimensions
Wheelbase (mm)	1,427	1,400
Kerb weight (kg)	199	202
Overall height (mm)	995	985
Overall length (mm)	2,137	2,130
Overall width (mm)	722	725
Performance
Top speed (km/h)	175	-
Fuel capacity (l)	17	17