Photo: Yesterdays Antique Motorcycles · CC BY-SA 4.0
Norton Commando 850
82/100 Overall
68 On the road95 As a classic
Classic motorcycle head-to-head
Norton Commando 850 vs Yamaha XJ900
Norton Commando 850 scores 82/100 overall against Yamaha XJ900 on 78/100. On the road: 68–78. As classics: 95–78. Overall result: Norton Commando 850.
Yamaha XJ900
78/100 Overall
78 On the road78 As a classic
The numbers
Category-by-category result
| Category | Norton Commando | Yamaha XJ900 | Advantage |
|---|---|---|---|
| road | |||
| PerformanceDirect comparison of power, acceleration and usable performance across the pre-1990 classic field. | 7 | 8 | Yamaha XJ900 |
| HandlingSteering, stability, weight and real-road manners. | 8 | 7 | Norton Commando |
| BrakingDirect comparison of real stopping ability without an age allowance. | 6 | 7 | Yamaha XJ900 |
| ReliabilityEngine, electrics and general dependability when properly maintained. | 5 | 8 | Yamaha XJ900 |
| Ease of ownershipMaintenance, parts supply and access to specialist knowledge. | 8 | 8 | Level |
| ComfortRiding position, vibration and suitability for longer journeys. | 7 | 9 | Yamaha XJ900 |
| classic | |||
| StylingDesign quality, visual presence and period appeal. | 10 | 8 | Norton Commando |
| Historical importanceInfluence on motorcycling and importance within its era. | 9 | 8 | Norton Commando |
| Collector appealLong-term desirability among classic motorcycle enthusiasts. | 9 | 7 | Norton Commando |
| CharacterSound, feel, personality and memorable riding experience. | 10 | 8 | Norton Commando |
Choose the Norton Commando if…
you want a fast, handsome British twin with excellent road manners and the distinctive Isolastic riding experience.
Choose the Yamaha XJ900 if…
you want strong 1980s sports-touring ability, shaft drive and a tough, usable big Yamaha.
Background
History
Norton Commando
The Norton Commando 850 was produced from 1973–1977 and used a 828cc air-cooled parallel twin. Within this comparison library it stands out particularly for styling, character, historic importance. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.
Yamaha XJ900
The Yamaha XJ900 was produced from 1983–1989 and used a air-cooled DOHC inline four. Within this comparison library it stands out particularly for comfort, styling, reliability. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.
Interesting details
Did you know?
Norton Commando
- Its production span in this library runs from 1973 to 1977.
- The recorded engine description is: 828cc air-cooled parallel twin.
- Its strongest comparison scores are styling, character, historic importance.
Yamaha XJ900
- Its production span in this library runs from 1983 to 1989.
- The recorded engine description is: air-cooled DOHC inline four.
- Its strongest comparison scores are comfort, styling, reliability.
Present-day appeal
Collector notes
Norton Commando
Collector interest is strongest where condition, originality and correct period details support the identity of the Norton Commando 850. 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.
Yamaha XJ900
Collector interest is strongest where condition, originality and correct period details support the identity of the Yamaha XJ900. Its library score for comfort 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
Buying checks
Norton Commando
- Confirm the frame and engine identity match the advertised model and year.
- Check cold starting, smoke, oil leaks and unusual mechanical noise.
- Check vibration-related fasteners, primary drive condition and signs of persistent oil leakage.
- 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.
Yamaha XJ900
- 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
Rivals to the Norton Commando
Rivals to the Yamaha XJ900
Final result
The verdict
Yamaha XJ900 wins the direct on-the-road comparison. Norton Commando 850 wins the classic-motorcycle comparison. Norton Commando 850 takes the overall result after the road and classic scores are weighted equally.