2025 BMW R 12 S vs 2018 Harley-Davidson Softail Fat Bob Dark Custom

The BMW R 12 S records a lower weight than the Harley-Davidson Softail Fat Bob Dark Custom. The Harley-Davidson Softail Fat Bob Dark Custom has the advantage in recorded torque and displacement where both recorded values are available.

Recorded specification differences

  • Manufacturer: BMW R 12 S BMW, Harley-Davidson Softail Fat Bob Dark Custom Harley-Davidson
  • Model: BMW R 12 S BMW R 12 S, Harley-Davidson Softail Fat Bob Dark Custom Harley-Davidson Softail Fat Bob Dark Custom
  • Year: BMW R 12 S 2025, Harley-Davidson Softail Fat Bob Dark Custom 2018
  • Displacement: BMW R 12 S 1170, Harley-Davidson Softail Fat Bob Dark Custom 1690
  • Torque: BMW R 12 S 109.8, Harley-Davidson Softail Fat Bob Dark Custom 135
  • Weight: BMW R 12 S 220, Harley-Davidson Softail Fat Bob Dark Custom 320
  • Seat height: BMW R 12 S 79.5, Harley-Davidson Softail Fat Bob Dark Custom 59
BMW R 12 S vs Harley-Davidson Softail Fat Bob Dark Custom key specifications
SpecBMW R 12 SHarley-Davidson Softail Fat Bob Dark Custom
Year20252018
CategoryCruiserCruiser
Displacement11701690
Power-80
Torque109.8135
Weight220320

Torque

The Harley-Davidson Softail Fat Bob Dark Custom records 135 Nm of torque, 25.2 Nm (23%) more than the BMW R 12 S at 109.8 Nm.

Weight

The BMW R 12 S records a lower wet weight of 220 kg, 100 kg less than the Harley-Davidson Softail Fat Bob Dark Custom at 320 kg.

Displacement

The Harley-Davidson Softail Fat Bob Dark Custom records 1690 cc, 520 cc (44.4%) more than the BMW R 12 S at 1170 cc.

Seat height

The BMW R 12 S has a higher recorded seat height (79.5) than the Harley-Davidson Softail Fat Bob Dark Custom (59), a difference of 20.5.

Frequently asked questions

Which motorcycle records more torque, the BMW R 12 S or the Harley-Davidson Softail Fat Bob Dark Custom?

The Harley-Davidson Softail Fat Bob Dark Custom records 135 Nm of torque, 25.2 Nm (23%) more than the BMW R 12 S at 109.8 Nm.

Which motorcycle records the lower weight, the BMW R 12 S or the Harley-Davidson Softail Fat Bob Dark Custom?

The BMW R 12 S records a lower wet weight of 220 kg, 100 kg less than the Harley-Davidson Softail Fat Bob Dark Custom at 320 kg.

Which motorcycle records larger displacement, the BMW R 12 S or the Harley-Davidson Softail Fat Bob Dark Custom?

The Harley-Davidson Softail Fat Bob Dark Custom records 1690 cc, 520 cc (44.4%) more than the BMW R 12 S at 1170 cc.

How do the recorded seat heights of the BMW R 12 S and the Harley-Davidson Softail Fat Bob Dark Custom compare?

The BMW R 12 S has a higher recorded seat height (79.5) than the Harley-Davidson Softail Fat Bob Dark Custom (59), a difference of 20.5.

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BMW logo

BMW R 12 S

2025Cruiser

Displacement1170 cc
HA

Harley-Davidson Softail Fat Bob Dark Custom

2018Cruiser

Displacement1690 cc
Power80 hp

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BMW R 12 S

2025 • Cruiser

Harley-Davidson Softail Fat Bob Dark Custom

2018 • Cruiser

Engine & Performance

Engine Displacement
1170 cc
1690 cc
Power
-
80 hp
Torque
109.8 Nm
135 Nm
Engine Type
Boxer
V-Twin
Engine Details
Boxer | DOHC | Cylinder: 4
V-Twin | DOHC | Cylinder: 2
Power / Weight
-
0.262 hp/kg
Valves / Cylinder
4
-
Compression Ratio
12.0:1
9.6:1

Fuel & Capacity

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

Transmission & Drive

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

Chassis & Suspension

Front Suspension
Inverted
Telescopic
Rear Suspension
Swing-Arm
Twin-Shock

Brake System

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

Tires & Wheels

Front Tyre
120/70-17
130/90-B16
Rear Tyre
180/55-R17
180/70-B16

Dimensions & Weight

Length
212.9 cm
240 cm
Height
87.1 cm
-
Seat Height
79.5 cm
59 cm
Wheelbase
151.9 cm
169 cm
Ground Clearance
-
12 cm
Dry Weight
-
305 kg
Wet Weight
220 kg
320 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.