BMW R 18 Roctane 2023 vs. Harley-Davidson Softail Fat Boy 114 FLFBS 2024

Technical Specifications BMW R 18 Roctane 2023 compared to Harley-Davidson Softail Fat Boy 114 FLFBS 2024

BMW R 18 Roctane 2023

Harley-Davidson Softail Fat Boy 114 FLFBS 2024

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Differences

BMW R 18 Roctane 2023

Harley-Davidson Softail Fat Boy 114 FLFBS 2024

Engine and Drive Train

Engine type	Engine type	Boxer	Engine type	V
Bore	Bore	107.1 mm	Bore	102 mm
Stroke	Stroke	100 mm	Stroke	114 mm
Engine power	Engine power	91 HP	Engine power	95 HP
Rpm at Max. Power	Rpm at Max. Power	4,750 rpm	Rpm at Max. Power	5,020 rpm
Torque	Torque	158 Nm	Torque	155 Nm
Rpm at Torque	Rpm at Torque	3,000 rpm	Rpm at Torque	3,250 rpm
Compression Ratio	Compression Ratio	9.6	Compression Ratio	10.5
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Clutch Type	Clutch Type	Toughened, Dry	Clutch Type	Multiplate in oil-bath
Transmission	Transmission	Chain	Transmission	Belt
Transmission Type	Transmission Type	Gearshift	Transmission Type	Gearshift
Number of gears	Number of gears	6	Number of gears	6
Cylinders	Cylinders	2	Cylinders	2
Cooling	Cooling	Oil-air	Cooling	Air
Displacement	Displacement	1,802 ccm	Displacement	1,868 ccm

Suspension Front

Front suspension	Front suspension	Telescopic fork	Front suspension	Telescopic fork
Diameter	Diameter	49 mm	Diameter	49 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Material	Material	Steel	Material	Steel

Chassis

Frame type	Frame type	Double cradle	Frame type	Backbone, Double cradle
Rake	Rake	55.3 degree	Rake	60 degree
Trail	Trail	185 mm	Trail	104 mm

Brakes Front

Type	Type	Double disk	Type	Single disk
Diameter	Diameter	300 mm	Diameter	300 mm
Piston	Piston	Four pistons	Piston	Four pistons
Shock mount	Shock mount	Fixed caliper	Shock mount	Fixed caliper

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	300 mm	Diameter	292 mm
Piston	Piston	Four pistons	Piston	Double piston
Shock mount	Shock mount	Fixed caliper	Shock mount	Floating caliper

Assistance Systems

Advanced Rider Assistance Systems	Advanced Rider Assistance Systems	ABS	Advanced Rider Assistance Systems	ABS

Dimensions and Weights

Front tyre width	Front tyre width	120 mm	Front tyre width	160 mm
Front tyre height	Front tyre height	70 %	Front tyre height	60 %
Front tyre diameter	Front tyre diameter	21 inch	Front tyre diameter	18 inch
Rear tyre width	Rear tyre width	180 mm	Rear tyre width	240 mm
Rear tyre height	Rear tyre height	55 %	Rear tyre height	40 %
Rear tyre diameter	Rear tyre diameter	16 inch	Rear tyre diameter	18 inch
Length	Length	2,615 mm	Length	2,370 mm
Width	Width	982 mm	Width	985 mm
Wheelbase	Wheelbase	1,720 mm	Wheelbase	1,665 mm
Seat Height	Seat Height	720 mm	Seat Height	675 mm
Fuel Tank Capacity	Fuel Tank Capacity	16 l	Fuel Tank Capacity	18.9 l
Range	Range	285 km	Range	343 km
Combined CO2 emissions	Combined CO2 emissions	129 g/km	Combined CO2 emissions	129 g/km
Combined fuel consumption	Combined fuel consumption	5.6 l/100km	Combined fuel consumption	5.5 l/100km