
Classic motorcycle head-to-head
Benelli 750 Sei vs BMW R90S
Benelli 750 Sei scores 82/100 overall against BMW R90S on 88/100. On the road: 68–83. As classics: 95–93. Overall result: BMW R90S.


BMW R90S
The numbers
Category-by-category result
| Category | Benelli 750 Sei | BMW R90S | Advantage |
|---|---|---|---|
| road | |||
| PerformanceDirect comparison of power, acceleration and usable performance across the pre-1990 classic field. | 8 | 8 | Level |
| HandlingSteering, stability, weight and real-road manners. | 7 | 8 | BMW R90S |
| BrakingDirect comparison of real stopping ability without an age allowance. | 8 | 7 | Benelli 750 Sei |
| ReliabilityEngine, electrics and general dependability when properly maintained. | 6 | 9 | BMW R90S |
| Ease of ownershipMaintenance, parts supply and access to specialist knowledge. | 5 | 9 | BMW R90S |
| ComfortRiding position, vibration and suitability for longer journeys. | 7 | 9 | BMW R90S |
| classic | |||
| StylingDesign quality, visual presence and period appeal. | 9 | 10 | BMW R90S |
| Historical importanceInfluence on motorcycling and importance within its era. | 10 | 9 | Benelli 750 Sei |
| Collector appealLong-term desirability among classic motorcycle enthusiasts. | 9 | 10 | BMW R90S |
| CharacterSound, feel, personality and memorable riding experience. | 10 | 8 | Benelli 750 Sei |
Choose the Benelli 750 Sei if…
you want the world's first production six-cylinder motorcycle, with exotic styling, sound and rarity.
Choose the BMW R90S if…
you want high-speed touring ability, engineering quality and one of BMW's most significant sporting classics.
Background
History
Benelli 750 Sei
The Benelli 750 Sei was produced from 1974–1978 and used a 747cc air-cooled inline six. Within this comparison library it stands out particularly for historic importance, character, styling. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.
BMW R90S
The BMW R90S was produced from 1973–1976 and used a 898cc air-cooled opposed twin. Within this comparison library it stands out particularly for styling, collector appeal, reliability. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.
Interesting details
Did you know?
Benelli 750 Sei
- Its production span in this library runs from 1974 to 1978.
- The recorded engine description is: 747cc air-cooled inline six.
- Its strongest comparison scores are historic importance, character, styling.
BMW R90S
- Its production span in this library runs from 1973 to 1976.
- The recorded engine description is: 898cc air-cooled opposed twin.
- Its strongest comparison scores are styling, collector appeal, reliability.
Present-day appeal
Collector notes
Benelli 750 Sei
Collector interest is strongest where condition, originality and correct period details support the identity of the Benelli 750 Sei. 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.
BMW R90S
Collector interest is strongest where condition, originality and correct period details support the identity of the BMW R90S. 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
Buying checks
Benelli 750 Sei
- Confirm the frame and engine identity match the advertised model and year.
- Check cold starting, smoke, oil leaks and unusual mechanical noise.
- 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.
BMW R90S
- Confirm the frame and engine identity match the advertised model and year.
- Check cold starting, smoke, oil leaks and unusual mechanical noise.
- 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 Benelli 750 Sei
Rivals to the BMW R90S
Final result
The verdict
BMW R90S wins the direct on-the-road comparison. Benelli 750 Sei wins the classic-motorcycle comparison. BMW R90S takes the overall result after the road and classic scores are weighted equally.