Classic motorcycle head-to-head

Kawasaki H1 500 Mach III vs Suzuki GT750

Kawasaki H1 500 Mach III scores 79/100 overall against Suzuki GT750 on 80/100. On the road: 60–70. As classics: 98–90. Overall result: Suzuki GT750.

The numbers

Category-by-category result

CategoryKawasaki H1Suzuki GT750Advantage
road
PerformanceDirect comparison of power, acceleration and usable performance across the pre-1990 classic field.97Kawasaki H1
HandlingSteering, stability, weight and real-road manners.56Suzuki GT750
BrakingDirect comparison of real stopping ability without an age allowance.56Suzuki GT750
ReliabilityEngine, electrics and general dependability when properly maintained.68Suzuki GT750
Ease of ownershipMaintenance, parts supply and access to specialist knowledge.67Suzuki GT750
ComfortRiding position, vibration and suitability for longer journeys.58Suzuki GT750
classic
StylingDesign quality, visual presence and period appeal.98Kawasaki H1
Historical importanceInfluence on motorcycling and importance within its era.109Kawasaki H1
Collector appealLong-term desirability among classic motorcycle enthusiasts.109Kawasaki H1
CharacterSound, feel, personality and memorable riding experience.1010Level

Choose the Kawasaki H1 if…

you want explosive two-stroke acceleration, outrageous period character and one of Kawasaki's most famous motorcycles.

Choose the Suzuki GT750 if…

you want smooth two-stroke touring, unusual liquid-cooled engineering and unmistakable triple-cylinder character.

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Background

History

Kawasaki H1

The Kawasaki H1 500 Mach III was produced from 1969–1976 and used a 498cc air-cooled two-stroke triple. Within this comparison library it stands out particularly for historic importance, collector appeal, character. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.

Suzuki GT750

The Suzuki GT750 was produced from 1971–1977 and used a 738cc liquid-cooled two-stroke triple. Within this comparison library it stands out particularly for character, 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?

Kawasaki H1

  • Its production span in this library runs from 1969 to 1976.
  • The recorded engine description is: 498cc air-cooled two-stroke triple.
  • Its strongest comparison scores are historic importance, collector appeal, character.

Suzuki GT750

  • Its production span in this library runs from 1971 to 1977.
  • The recorded engine description is: 738cc liquid-cooled two-stroke triple.
  • Its strongest comparison scores are character, historic importance, collector appeal.
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Present-day appeal

Collector notes

Kawasaki H1

Collector interest is strongest where condition, originality and correct period details support the identity of the Kawasaki H1 500 Mach III. Its library score for historic importance 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 GT750

Collector interest is strongest where condition, originality and correct period details support the identity of the Suzuki GT750. 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.

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Before you buy

Buying checks

Kawasaki H1

  • Confirm the frame and engine identity match the advertised model and year.
  • Check cold starting, smoke, oil leaks and unusual mechanical noise.
  • Check the oil-injection or premix arrangement, crank seals and exhaust condition carefully.
  • 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 GT750

  • Confirm the frame and engine identity match the advertised model and year.
  • Check cold starting, smoke, oil leaks and unusual mechanical noise.
  • Check the oil-injection or premix arrangement, crank seals and exhaust condition carefully.
  • 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 GT750 wins the direct on-the-road comparison. Kawasaki H1 500 Mach III wins the classic-motorcycle comparison. Suzuki GT750 takes the overall result after the road and classic scores are weighted equally.

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