
Photo: Yesterdays Antique Motorcycles · CC BY-SA 4.0
Classic motorcycle head-to-head
Norton Commando 850 scores 82/100 overall against Triumph Bonneville T120 on 82/100. On the road: 68–65. As classics: 95–98. Overall result: A draw.

Photo: Yesterdays Antique Motorcycles · CC BY-SA 4.0

The numbers
| Category | Norton Commando | Triumph Bonneville | Advantage |
|---|---|---|---|
| road | |||
| PerformanceDirect comparison of power, acceleration and usable performance across the pre-1990 classic field. | 7 | 6 | Norton Commando |
| HandlingSteering, stability, weight and real-road manners. | 8 | 8 | Level |
| BrakingDirect comparison of real stopping ability without an age allowance. | 6 | 5 | Norton Commando |
| ReliabilityEngine, electrics and general dependability when properly maintained. | 5 | 6 | Triumph Bonneville |
| Ease of ownershipMaintenance, parts supply and access to specialist knowledge. | 8 | 8 | Level |
| ComfortRiding position, vibration and suitability for longer journeys. | 7 | 6 | Norton Commando |
| classic | |||
| StylingDesign quality, visual presence and period appeal. | 10 | 10 | Level |
| Historical importanceInfluence on motorcycling and importance within its era. | 9 | 10 | Triumph Bonneville |
| Collector appealLong-term desirability among classic motorcycle enthusiasts. | 9 | 9 | Level |
| CharacterSound, feel, personality and memorable riding experience. | 10 | 10 | Level |
you want a fast, handsome British twin with excellent road manners and the distinctive Isolastic riding experience.
you value lightness, accessible mechanical simplicity and the sound and feel of a classic British twin.
Background
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.
The Triumph Bonneville T120 was produced from 1959–1973 and used a 649cc air-cooled parallel twin. Within this comparison library it stands out particularly for styling, historic importance, character. 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 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.
Collector interest is strongest where condition, originality and correct period details support the identity of the Triumph Bonneville T120. 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. Triumph Bonneville T120 wins the classic-motorcycle comparison. Their evenly weighted overall scores are tied, so the better choice depends on whether the rider values road ability or classic appeal most.