2025 BMW R 18 vs 2014 Viper Diamondback

The Viper Diamondback records higher torque and larger displacement than the BMW R 18.

Recorded specification differences

  • Manufacturer: BMW R 18 BMW, Viper Diamondback Viper
  • Model: BMW R 18 BMW R 18, Viper Diamondback Viper Diamondback
  • Year: BMW R 18 2025, Viper Diamondback 2014
  • Displacement: BMW R 18 1802, Viper Diamondback 2491
  • Torque: BMW R 18 162.7, Viper Diamondback 215.6
  • Weight: BMW R 18 345, Viper Diamondback 299
  • Seat height: BMW R 18 71.9, Viper Diamondback 61
BMW R 18 vs Viper Diamondback key specifications
SpecBMW R 18Viper Diamondback
Year20252014
CategoryCruiserCruiser
Displacement18022491
Torque162.7215.6
Weight345299

Torque

The Viper Diamondback records 215.6 Nm of torque, 52.9 Nm (32.5%) more than the BMW R 18 at 162.7 Nm.

Displacement

The Viper Diamondback records 2491 cc, 689 cc (38.2%) more than the BMW R 18 at 1802 cc.

Seat height

The BMW R 18 has a higher recorded seat height (71.9) than the Viper Diamondback (61), a difference of 10.9.

Frequently asked questions

Which motorcycle records more torque, the BMW R 18 or the Viper Diamondback?

The Viper Diamondback records 215.6 Nm of torque, 52.9 Nm (32.5%) more than the BMW R 18 at 162.7 Nm.

Which motorcycle records larger displacement, the BMW R 18 or the Viper Diamondback?

The Viper Diamondback records 2491 cc, 689 cc (38.2%) more than the BMW R 18 at 1802 cc.

How do the recorded seat heights of the BMW R 18 and the Viper Diamondback compare?

The BMW R 18 has a higher recorded seat height (71.9) than the Viper Diamondback (61), a difference of 10.9.

VS
BMW logo

BMW R 18

2025Cruiser

Displacement1802 cc
VI

Viper Diamondback

2014Cruiser

Displacement2491 cc

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Worse

BMW R 18

2025 • Cruiser

Viper Diamondback

2014 • Cruiser

Engine & Performance

Engine Displacement
1802 cc
2491 cc
Torque
162.7 Nm
215.6 Nm
Engine Type
-
V-Twin
Engine Details
DOHC
V-Twin | DOHC | Cylinder: 2
Valves / Cylinder
4
-
Compression Ratio
9.6:1
-

Fuel & Capacity

Fuel System
Injection
Carburetor
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
Telescopic
Inverted
Rear Suspension
Swing-Arm
Swing-Arm

Brake System

Front Brakes
Disc x2 ABS
Disc
Rear Brakes
Disc ABS
Disc

Tires & Wheels

Front Tyre
120/70-R19
120/70-21
Rear Tyre
180/65-B18
260/40-18

Dimensions & Weight

Length
244.1 cm
241 cm
Height
112.5 cm
-
Seat Height
71.9 cm
61 cm
Wheelbase
173 cm
180.3 cm
Dry Weight
-
299 kg
Wet Weight
345 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.