2025 BMW R 18 vs 2018 Harley-Davidson Street 500 Dark Custom

The BMW R 18 records higher torque and larger displacement than the Harley-Davidson Street 500 Dark Custom. The Harley-Davidson Street 500 Dark Custom has the advantage in recorded weight where both recorded values are available.

Recorded specification differences

  • Manufacturer: BMW R 18 BMW, Harley-Davidson Street 500 Dark Custom Harley-Davidson
  • Model: BMW R 18 BMW R 18, Harley-Davidson Street 500 Dark Custom Harley-Davidson Street 500 Dark Custom
  • Year: BMW R 18 2025, Harley-Davidson Street 500 Dark Custom 2018
  • Displacement: BMW R 18 1802, Harley-Davidson Street 500 Dark Custom 491.6
  • Torque: BMW R 18 162.7, Harley-Davidson Street 500 Dark Custom 40
  • Weight: BMW R 18 345, Harley-Davidson Street 500 Dark Custom 222
  • Seat height: BMW R 18 71.9, Harley-Davidson Street 500 Dark Custom 65
BMW R 18 vs Harley-Davidson Street 500 Dark Custom key specifications
SpecBMW R 18Harley-Davidson Street 500 Dark Custom
Year20252018
CategoryCruiserCruiser
Displacement1802491.6
Torque162.740
Weight345222

Torque

The BMW R 18 records 162.7 Nm of torque, 122.7 Nm (306.8%) more than the Harley-Davidson Street 500 Dark Custom at 40 Nm.

Weight

The Harley-Davidson Street 500 Dark Custom records a lower wet weight of 222 kg, 123 kg less than the BMW R 18 at 345 kg.

Displacement

The BMW R 18 records 1802 cc, 1310.4 cc (266.6%) more than the Harley-Davidson Street 500 Dark Custom at 491.6 cc.

Seat height

The BMW R 18 has a higher recorded seat height (71.9) than the Harley-Davidson Street 500 Dark Custom (65), a difference of 6.9.

Frequently asked questions

Which motorcycle records more torque, the BMW R 18 or the Harley-Davidson Street 500 Dark Custom?

The BMW R 18 records 162.7 Nm of torque, 122.7 Nm (306.8%) more than the Harley-Davidson Street 500 Dark Custom at 40 Nm.

Which motorcycle records the lower weight, the BMW R 18 or the Harley-Davidson Street 500 Dark Custom?

The Harley-Davidson Street 500 Dark Custom records a lower wet weight of 222 kg, 123 kg less than the BMW R 18 at 345 kg.

Which motorcycle records larger displacement, the BMW R 18 or the Harley-Davidson Street 500 Dark Custom?

The BMW R 18 records 1802 cc, 1310.4 cc (266.6%) more than the Harley-Davidson Street 500 Dark Custom at 491.6 cc.

How do the recorded seat heights of the BMW R 18 and the Harley-Davidson Street 500 Dark Custom compare?

The BMW R 18 has a higher recorded seat height (71.9) than the Harley-Davidson Street 500 Dark Custom (65), a difference of 6.9.

VS
BMW logo

BMW R 18

2025Cruiser

Displacement1802 cc
HA

Harley-Davidson Street 500 Dark Custom

2018Cruiser

Displacement491.6 cc

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BMW R 18

2025 • Cruiser

Harley-Davidson Street 500 Dark Custom

2018 • Cruiser

Engine & Performance

Engine Displacement
1802 cc
491.6 cc
Torque
162.7 Nm
40 Nm
Engine Type
-
V-Twin
Engine Details
DOHC
V-Twin | SOHC | Cylinder: 2
Valves / Cylinder
4
4
Compression Ratio
9.6:1
11.0:1

Fuel & Capacity

Fuel System
Injection
Injection
Cooling System
Air-cooled
Liquid-cooled
Starter
Electric
Electric

Transmission & Drive

Gearbox
Manual 6-speed
Manual 6-speed
Transmission
Shaft
Belt

Chassis & Suspension

Front Suspension
Telescopic
Telescopic
Rear Suspension
Swing-Arm
-

Brake System

Front Brakes
Disc x2 ABS
Disc ABS
Rear Brakes
Disc ABS
Disc ABS

Tires & Wheels

Front Tyre
120/70-R19
100/80-R17
Rear Tyre
180/65-B18
140/75-R15

Dimensions & Weight

Length
244.1 cm
223 cm
Height
112.5 cm
-
Seat Height
71.9 cm
65 cm
Wheelbase
173 cm
153.4 cm
Ground Clearance
-
15 cm
Dry Weight
-
206 kg
Wet Weight
345 kg
222 kg

Disclaimer: The technical specifications, performance values, ride profile analyses, match scores, and other data presented on this page are compiled for informational purposes and processed through algorithmic calculations. Their source, license, and commercial-use rights are not fully documented. This information does not constitute a definitive, official, or binding reference. Actual values may vary depending on the model year, market, equipment options, riding conditions, and individual use. Before making a purchase decision, we strongly recommend consulting an authorized dealer or the manufacturer for verified and up-to-date specifications. RPMVault assumes no liability for any decisions made based on the information provided on this page.