
Photo: 1969_Kawasaki_500_H1_MachIII.jpg: Mike Schinkel derivative work: Ligabo (talk) · CC BY 2.0
Classic motorcycle head-to-head
Kawasaki H1 500 Mach III scores 79/100 overall against Kawasaki H2 750 Mach IV on 80/100. On the road: 60–62. As classics: 98–98. Overall result: Kawasaki H2 750 Mach IV.

Photo: 1969_Kawasaki_500_H1_MachIII.jpg: Mike Schinkel derivative work: Ligabo (talk) · CC BY 2.0

The numbers
| Category | Kawasaki H1 | Kawasaki H2 | Advantage |
|---|---|---|---|
| road | |||
| PerformanceDirect comparison of power, acceleration and usable performance across the pre-1990 classic field. | 9 | 10 | Kawasaki H2 |
| HandlingSteering, stability, weight and real-road manners. | 5 | 5 | Level |
| BrakingDirect comparison of real stopping ability without an age allowance. | 5 | 5 | Level |
| ReliabilityEngine, electrics and general dependability when properly maintained. | 6 | 6 | Level |
| Ease of ownershipMaintenance, parts supply and access to specialist knowledge. | 6 | 6 | Level |
| ComfortRiding position, vibration and suitability for longer journeys. | 5 | 5 | Level |
| classic | |||
| StylingDesign quality, visual presence and period appeal. | 9 | 9 | Level |
| Historical importanceInfluence on motorcycling and importance within its era. | 10 | 10 | Level |
| Collector appealLong-term desirability among classic motorcycle enthusiasts. | 10 | 10 | Level |
| CharacterSound, feel, personality and memorable riding experience. | 10 | 10 | Level |
you want explosive two-stroke acceleration, outrageous period character and one of Kawasaki's most famous motorcycles.
you want explosive two-stroke acceleration, notorious 1970s superbike attitude and maximum theatre.
Background
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.
The Kawasaki H2 750 Mach IV was produced from 1972–1975 and used a 748cc air-cooled two-stroke triple. Within this comparison library it stands out particularly for performance, historic importance, collector appeal. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.
Interesting details
Present-day appeal
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.
Collector interest is strongest where condition, originality and correct period details support the identity of the Kawasaki H2 750 Mach IV. Its library score for performance 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.
Before you buy
Period opposition
Final result
Kawasaki H2 750 Mach IV wins the direct on-the-road comparison. As classic motorcycles they also finish level. Kawasaki H2 750 Mach IV takes the overall result after the road and classic scores are weighted equally.