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Harley-Davidson Softail Slim S 2018 vs BMW R 18 Roctane 2026

Harley-Davidson

Softail Slim S

2018
Custom / cruiser
4 criteria won
VS
BMW

R 18 Roctane

2026
Custom / cruiser
3 criteria won
Verdict

Harley-Davidson Softail Slim S — 4/7 criteria won

Better at : PowerWeightFuel capacitySeat height
Softail Slim S
R 18 Roctane

Overall score

● Harley-Davidson Softail Slim S ● BMW R 18 Roctane

Tech comparison

Power ch
Softail Slim S 91.7 ch
R 18 Roctane 89.8 ch
Softail Slim S ✓
Torque Nm
Softail Slim S 146.1 Nm
R 18 Roctane 162.8 Nm
R 18 Roctane ✓
Displacement cc
Softail Slim S 1801 cc
R 18 Roctane 1802 cc
R 18 Roctane ✓
Top speed km/h
Softail Slim S 170 km/h
R 18 Roctane 180 km/h
R 18 Roctane ✓
Weight kg
Softail Slim S 321 kg
R 18 Roctane 374 kg
Softail Slim S ✓
Fuel capacity L
Softail Slim S 18.9 L
R 18 Roctane 16 L
Softail Slim S ✓
Seat height mm
Softail Slim S 650 mm
R 18 Roctane 720 mm
Softail Slim S ✓

Tech comparison

Technical specificationsHarley-Davidson Softail Slim SBMW R 18 Roctane
Displacement1801.00 cc1802.00 cc
Power91.70 ch89.80 ch
Torque146.10 Nm162.80 Nm
Top speed170.00 km/h180.00 km/h
Weight321.00 kg374.00 kg
Dry weight308.00 kg— kg
Seat height650.00 mm720.00 mm
Fuel capacity18.90 L16.00 L
Engine typeBicylindre en V à 45°, 4 tempsBicylindre à plat, 4 temps
Coolingpar aircombiné air / huile
Gearboxboîte à 6 rapportsboîte à 6 rapports
Final driveCourroieCardan
Front brakesFreinage 1 disque Ø 300 mm, étrier 4 pistonsFreinage 2 disques Ø 300 mm, fixation radiale, étrier 4 pistons
Rear brakesFreinage 1 disque Ø 292 mm, étrier 2 pistonsFreinage 1 disque Ø 300 mm, étrier simple piston
Front tyre120/70-21
Rear tyre180/55-18

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