
Photo: wikimedia.org · Public domain
Classic motorcycle head-to-head
Yamaha RD80LC scores 74/100 overall against Yamaha YB100 on 66/100. On the road: 62–63. As classics: 85–68. Overall result: Yamaha RD80LC.

Photo: wikimedia.org · Public domain

Photo: cbr250.com · Public domain
The numbers
| Category | Yamaha RD80LC | Yamaha YB100 | Advantage |
|---|---|---|---|
| road | |||
| PerformanceDirect comparison of power, acceleration and usable performance across the pre-1990 classic field. | 4 | 3 | Yamaha RD80LC |
| HandlingSteering, stability, weight and real-road manners. | 8 | 7 | Yamaha RD80LC |
| BrakingDirect comparison of real stopping ability without an age allowance. | 6 | 5 | Yamaha RD80LC |
| ReliabilityEngine, electrics and general dependability when properly maintained. | 7 | 8 | Yamaha YB100 |
| Ease of ownershipMaintenance, parts supply and access to specialist knowledge. | 7 | 9 | Yamaha YB100 |
| ComfortRiding position, vibration and suitability for longer journeys. | 5 | 6 | Yamaha YB100 |
| classic | |||
| StylingDesign quality, visual presence and period appeal. | 9 | 7 | Yamaha RD80LC |
| Historical importanceInfluence on motorcycling and importance within its era. | 8 | 7 | Yamaha RD80LC |
| Collector appealLong-term desirability among classic motorcycle enthusiasts. | 8 | 6 | Yamaha RD80LC |
| CharacterSound, feel, personality and memorable riding experience. | 9 | 7 | Yamaha RD80LC |
you want a small-capacity 1980s two-stroke with LC styling, learner-bike nostalgia and lively performance.
you want a simple, dependable lightweight with classic commuter charm and easy ownership.
Background
The Yamaha RD80LC was produced from 1982–1986 and used a 79cc liquid-cooled two-stroke single. 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 Yamaha YB100 was produced from 1973–1989 and used a 97cc air-cooled two-stroke single. Within this comparison library it stands out particularly for ownership appeal, reliability, styling. 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 Yamaha RD80LC. Its library score for styling 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.
Collector interest is strongest where condition, originality and correct period details support the identity of the Yamaha YB100. Its library score for ownership appeal 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 YB100 wins the direct on-the-road comparison. Yamaha RD80LC wins the classic-motorcycle comparison. Yamaha RD80LC takes the overall result after the road and classic scores are weighted equally.