
Photo: www.mgaylard.co.uk and thanks for looking · CC BY 2.0
Classic motorcycle head-to-head
Honda CB750 K0 scores 83/100 overall against Yamaha XJ650 on 80/100. On the road: 70–82. As classics: 95–78. Overall result: Honda CB750 K0.

Photo: www.mgaylard.co.uk and thanks for looking · CC BY 2.0

Photo: Peprovira · CC BY-SA 4.0
The numbers
| Category | Honda CB750 | Yamaha XJ650 | Advantage |
|---|---|---|---|
| road | |||
| PerformanceDirect comparison of power, acceleration and usable performance across the pre-1990 classic field. | 7 | 8 | Yamaha XJ650 |
| HandlingSteering, stability, weight and real-road manners. | 6 | 8 | Yamaha XJ650 |
| BrakingDirect comparison of real stopping ability without an age allowance. | 5 | 8 | Yamaha XJ650 |
| ReliabilityEngine, electrics and general dependability when properly maintained. | 8 | 9 | Yamaha XJ650 |
| Ease of ownershipMaintenance, parts supply and access to specialist knowledge. | 9 | 8 | Honda CB750 |
| ComfortRiding position, vibration and suitability for longer journeys. | 7 | 8 | Yamaha XJ650 |
| classic | |||
| StylingDesign quality, visual presence and period appeal. | 9 | 8 | Honda CB750 |
| Historical importanceInfluence on motorcycling and importance within its era. | 10 | 8 | Honda CB750 |
| Collector appealLong-term desirability among classic motorcycle enthusiasts. | 10 | 7 | Honda CB750 |
| CharacterSound, feel, personality and memorable riding experience. | 9 | 8 | Honda CB750 |
you want landmark engineering, strong usable performance, dependable electrics and easy classic ownership.
you want smooth shaft-drive practicality, strong four-cylinder performance and a capable everyday 1980s road bike.
Background
The Honda CB750 K0 was produced from 1969–1970 and used a 736cc air-cooled inline four. Within this comparison library it stands out particularly for historic importance, collector appeal, styling. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.
The Yamaha XJ650 was produced from 1980–1985 and used a 653cc air-cooled DOHC inline four. Within this comparison library it stands out particularly for reliability, styling, performance. 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 Honda CB750 K0. 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 Yamaha XJ650. Its library score for reliability is 9/10. 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
Yamaha XJ650 wins the direct on-the-road comparison. Honda CB750 K0 wins the classic-motorcycle comparison. Honda CB750 K0 takes the overall result after the road and classic scores are weighted equally.