
Photo: Yesterdays Antique Motorcycles · CC BY-SA 4.0
Classic motorcycle head-to-head
BSA Gold Star DBD34 scores 79/100 overall against Norton Commando 850 on 82/100. On the road: 57–68. As classics: 100–95. Overall result: Norton Commando 850.

Photo: Yesterdays Antique Motorcycles · CC BY-SA 4.0

Photo: Yesterdays Antique Motorcycles · CC BY-SA 4.0
The numbers
| Category | BSA Gold Star | Norton Commando | Advantage |
|---|---|---|---|
| road | |||
| PerformanceDirect comparison of power, acceleration and usable performance across the pre-1990 classic field. | 6 | 7 | Norton Commando |
| HandlingSteering, stability, weight and real-road manners. | 8 | 8 | Level |
| BrakingDirect comparison of real stopping ability without an age allowance. | 5 | 6 | Norton Commando |
| ReliabilityEngine, electrics and general dependability when properly maintained. | 5 | 5 | Level |
| Ease of ownershipMaintenance, parts supply and access to specialist knowledge. | 6 | 8 | Norton Commando |
| ComfortRiding position, vibration and suitability for longer journeys. | 4 | 7 | Norton Commando |
| classic | |||
| StylingDesign quality, visual presence and period appeal. | 10 | 10 | Level |
| Historical importanceInfluence on motorcycling and importance within its era. | 10 | 9 | BSA Gold Star |
| Collector appealLong-term desirability among classic motorcycle enthusiasts. | 10 | 9 | BSA Gold Star |
| CharacterSound, feel, personality and memorable riding experience. | 10 | 10 | Level |
you want a highly focused British sporting single with competition ancestry and exceptional collector standing.
you want a fast, handsome British twin with excellent road manners and the distinctive Isolastic riding experience.
Background
The BSA Gold Star DBD34 was produced from 1956–1963 and used a 499cc air-cooled OHV single. 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.
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.
Interesting details
Present-day appeal
Collector interest is strongest where condition, originality and correct period details support the identity of the BSA Gold Star DBD34. 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.
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.
Before you buy
Period opposition
Final result
Norton Commando 850 wins the direct on-the-road comparison. BSA Gold Star DBD34 wins the classic-motorcycle comparison. Norton Commando 850 takes the overall result after the road and classic scores are weighted equally.