1981 Honda CX 500 vs 2009 Yamaha YZF-R6

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
1981 Honda CX 500 1981 Honda CX 500

Naked bike

Engine
Four stroke, longitudinal 800 V-twin cylinder, camshaft nestles at the base of the V between the cylinders. ,OHV, 4 valves per cylinder operated by pushrods
Power
50 hp / 37.2 kW @ 9000 rpm
Top Speed
180 km/h / 112 mph
Weight
205 kg / 452 lbs
2009 Yamaha YZF-R6 2009 Yamaha YZF-R6

Naked bike

Engine
In-line four
Power
N/A
Top Speed
N/A
Weight
414.0 pounds
Full Specifications
General
Year1980 - 81-
Colours-Vivid Orange/Raven, Team Yamaha Blue/White, Raven
Make ModelHonda CX 500-
Dimensions
Seat Height-851 mm / 33.5 in.
Wheelbase-1,379 mm / 54.3 in.
Height-1,100 mm / 43.3 in.
Length-2,040 mm / 80.3 in.
Width-701 mm / 27.6 in.
Weights & Capacities
Oil Capacity (Quarts)-0.22 quarts
Oil Capacity (l)-3.40 litres
Dry Weight205 kg / 452 lbs-
Fuel Capacity17 Litres / 4.4 US gal17.41 litres / 4.60 gallons
Wet Weight-187.8 kg / 414.0 lbs
Performance
Top Speed180 km/h / 112 mph-
Max Power50 hp / 37.2 kW @ 9000 rpm-
Max Torque46 Nm / 33.9 lb-ft @ 7000 rpm-
Standing Start ¼ Mile14.0 sec / 93 mph-
Engine
Bore x Stroke (mm)-67.0 x 42.5 mm
Displacement (cc)-599.00 cc
Displacement (ci)-36.55 cubic inches
Stroke-4
Fuel Control-DOHC
Bore x Stroke (in,)-2.6 x 1.7 inches
Engine Type-In-line four
Displacement497 cc / 30.3 cu-in-
Engine DetailFour stroke, longitudinal 800 V-twin cylinder, camshaft nestles at the base of the V between the cylinders. ,OHV, 4 valves per cylinder operated by pushrods-
Fuel System-Injection. Fuel Injection with YCC-T and YCC-I
Bore x Stroke78 x 52 mm-
Compression Ratio10.0:113.1:1
Fuel Consumption43 mpg-
Fuel Induction2x 34mm Keihin carbs.-
IgnitionCDI TCI: Transistor Controlled Ignition
StarterElectricElectric
Drivetrain
ClutchWet, multi-plate, 5-speed-
Final DriveShaftChain
Gearbox-6-speed
Transmission / Drive5 Speed -
Chassis
Suspension - Front33mm Showa telehydraulic fork41mm inverted fork
Suspension - RearSwinging arm fork with adjustable shocks absorbersSingle shock
Rake-24.0°
Trail-97 mm / 3.8 in.
Wheel Travel - Front132 mm / 5.1 in102 mm / 4.0 in.
Wheel Travel - Rear84 mm / 3.3 in102 mm / 4.0 in.
Wheels & Brakes
Brakes - Front Diameter (in.)-12.2 inches
Brakes - Front Diameter (mm)-310 mm
Brakes - Rear Diameter (mm)-220 mm
Brakes - Rear Diameter (in.)-8.7 inches
Brakes - Front2x 275mm discsDouble disc
Brakes - Rear160mm DrumSingle disc
Tyres - Front3.25-19120/70-ZR17
Tyres - Rear3.75-18180/55-ZR17

Verdict

Winner on specs

2009 Yamaha YZF-R6

The 2009 Yamaha YZF-R6 edges out the 1981 Honda CX 500 thanks to its fuel injection, dual front discs and higher rear wheel travel. Specifications are one part of the picture - dealer support, parts availability, and intended use all matter too.

Key Differences

1981 Honda CX 500 - Advantages

  • More front wheel travel: 132 mm vs 102 mm - greater compliance over rough surfaces.

2009 Yamaha YZF-R6 - Advantages

  • Fuel injection: Precise fuelling, better cold-start reliability, and lower maintenance requirements.
  • Dual front discs: Greater stopping power and better heat management under hard braking.
  • More rear wheel travel: 102 mm vs 84 mm - absorbs bigger hits and rough terrain better.

1981 Honda CX 500 vs 2009 Yamaha YZF-R6 - FAQs

What are the engine differences between the 1981 Honda CX 500 and 2009 Yamaha YZF-R6?
The 1981 Honda CX 500 uses Four stroke, longitudinal 800 V-twin cylinder, camshaft nestles at the base of the V between the cylinders. ,OHV, 4 valves per cylinder operated by pushrods, while the 2009 Yamaha YZF-R6 is powered by In-line four.
Which should I buy, the 1981 Honda CX 500 or the 2009 Yamaha YZF-R6?
Both are strong choices. The 1981 Honda CX 500 has the edge in higher front wheel travel, while the 2009 Yamaha YZF-R6 stands out for fuel injection and dual front discs. Visit dealers, arrange test rides, and factor in local parts and service costs - these often matter as much as the spec sheet.