Classic motorcycle head-to-head

Harley-Davidson FLH Shovelhead vs Suzuki GSX1100S Katana

Harley-Davidson FLH Shovelhead scores 74/100 overall against Suzuki GSX1100S Katana on 89/100. On the road: 58–80. As classics: 90–98. Overall result: Suzuki GSX1100S Katana.

The numbers

Category-by-category result

CategoryHarley-Davidson FLHSuzuki KatanaAdvantage
road
PerformanceDirect comparison of power, acceleration and usable performance across the pre-1990 classic field.59Suzuki Katana
HandlingSteering, stability, weight and real-road manners.48Suzuki Katana
BrakingDirect comparison of real stopping ability without an age allowance.48Suzuki Katana
ReliabilityEngine, electrics and general dependability when properly maintained.59Suzuki Katana
Ease of ownershipMaintenance, parts supply and access to specialist knowledge.87Harley-Davidson FLH
ComfortRiding position, vibration and suitability for longer journeys.97Harley-Davidson FLH
classic
StylingDesign quality, visual presence and period appeal.910Suzuki Katana
Historical importanceInfluence on motorcycling and importance within its era.910Suzuki Katana
Collector appealLong-term desirability among classic motorcycle enthusiasts.810Suzuki Katana
CharacterSound, feel, personality and memorable riding experience.109Harley-Davidson FLH

Choose the Harley-Davidson FLH if…

you want relaxed long-distance presence, unmistakable American V-twin character and traditional Harley styling.

Choose the Suzuki Katana if…

you want radical landmark styling, strong superbike performance and unmistakable early-1980s design.

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Background

History

Harley-Davidson FLH

The Harley-Davidson FLH Shovelhead was produced from 1966–1984 and used a Air-cooled 45-degree Shovelhead V-twin. Within this comparison library it stands out particularly for character, styling, historic importance. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.

Suzuki Katana

The Suzuki GSX1100S Katana was produced from 1981–1983 and used a 1075cc air-cooled DOHC inline four. Within this comparison library it stands out particularly for styling, historic importance, collector appeal. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.

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Interesting details

Did you know?

Harley-Davidson FLH

  • Its production span in this library runs from 1966 to 1984.
  • The recorded engine description is: Air-cooled 45-degree Shovelhead V-twin.
  • Its strongest comparison scores are character, styling, historic importance.

Suzuki Katana

  • Its production span in this library runs from 1981 to 1983.
  • The recorded engine description is: 1075cc air-cooled DOHC inline four.
  • Its strongest comparison scores are styling, historic importance, collector appeal.
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Present-day appeal

Collector notes

Harley-Davidson FLH

Collector interest is strongest where condition, originality and correct period details support the identity of the Harley-Davidson FLH Shovelhead. Its library score for character is 10/10. Values and desirability can vary substantially between years, specifications and restoration quality, so individual examples should be assessed on their own evidence.

Suzuki Katana

Collector interest is strongest where condition, originality and correct period details support the identity of the Suzuki GSX1100S Katana. Its library score for styling is 10/10. Values and desirability can vary substantially between years, specifications and restoration quality, so individual examples should be assessed on their own evidence.

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Before you buy

Buying checks

Harley-Davidson FLH

  • Confirm the frame and engine identity match the advertised model and year.
  • Check cold starting, smoke, oil leaks and unusual mechanical noise.
  • Check primary drive, charging system, engine mounts and evidence of non-standard modifications.
  • Inspect the frame, wheels, brakes and suspension for wear, damage or poor repairs.
  • Verify that important model-specific parts have not been replaced with incorrect later components.
  • Review the paperwork, ownership history and any restoration invoices before purchase.

Suzuki Katana

  • Confirm the frame and engine identity match the advertised model and year.
  • Check cold starting, smoke, oil leaks and unusual mechanical noise.
  • Check carburettor balance, charging output and exhaust condition across all cylinders.
  • Inspect the frame, wheels, brakes and suspension for wear, damage or poor repairs.
  • Verify that important model-specific parts have not been replaced with incorrect later components.
  • Review the paperwork, ownership history and any restoration invoices before purchase.

Period opposition

Historic rivals

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Final result

The verdict

Suzuki GSX1100S Katana wins the direct on-the-road comparison. Suzuki GSX1100S Katana wins the classic-motorcycle comparison. Suzuki GSX1100S Katana takes the overall result after the road and classic scores are weighted equally.

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