Classic motorcycle head-to-head

Honda CB125T vs Yamaha RD125DX

Honda CB125T scores 74/100 overall against Yamaha RD125DX on 77/100. On the road: 68–63. As classics: 80–90. Overall result: Yamaha RD125DX.

The numbers

Category-by-category result

CategoryHonda CB125TYamaha RD125DXAdvantage
road
PerformanceDirect comparison of power, acceleration and usable performance across the pre-1990 classic field.55Level
HandlingSteering, stability, weight and real-road manners.88Level
BrakingDirect comparison of real stopping ability without an age allowance.66Level
ReliabilityEngine, electrics and general dependability when properly maintained.87Honda CB125T
Ease of ownershipMaintenance, parts supply and access to specialist knowledge.87Honda CB125T
ComfortRiding position, vibration and suitability for longer journeys.65Honda CB125T
classic
StylingDesign quality, visual presence and period appeal.89Yamaha RD125DX
Historical importanceInfluence on motorcycling and importance within its era.89Yamaha RD125DX
Collector appealLong-term desirability among classic motorcycle enthusiasts.89Yamaha RD125DX
CharacterSound, feel, personality and memorable riding experience.89Yamaha RD125DX

Choose the Honda CB125T if…

you want a sophisticated small Honda twin with eager revs, useful road manners and strong learner-bike nostalgia.

Choose the Yamaha RD125DX if…

you want a proper twin-cylinder learner motorcycle with disc-brake styling, a crisp exhaust note and strong 1970s nostalgia.

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Background

History

Honda CB125T

The Honda CB125T was produced from 1977–1988 and used a 124cc air-cooled four-stroke parallel twin. Within this comparison library it stands out particularly for styling, reliability, ownership appeal. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.

Yamaha RD125DX

The Yamaha RD125DX was produced from 1975–1982 and used a 124cc air-cooled two-stroke parallel twin. 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.

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Interesting details

Did you know?

Honda CB125T

  • Its production span in this library runs from 1977 to 1988.
  • The recorded engine description is: 124cc air-cooled four-stroke parallel twin.
  • Its strongest comparison scores are styling, reliability, ownership appeal.

Yamaha RD125DX

  • Its production span in this library runs from 1975 to 1982.
  • The recorded engine description is: 124cc air-cooled two-stroke parallel twin.
  • Its strongest comparison scores are styling, historic importance, collector appeal.
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Present-day appeal

Collector notes

Honda CB125T

Collector interest is strongest where condition, originality and correct period details support the identity of the Honda CB125T. Its library score for styling is 8/10. Values and desirability can vary substantially between years, specifications and restoration quality, so individual examples should be assessed on their own evidence.

Yamaha RD125DX

Collector interest is strongest where condition, originality and correct period details support the identity of the Yamaha RD125DX. 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.

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Before you buy

Buying checks

Honda CB125T

  • 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 RD125DX

  • Confirm the frame and engine identity match the advertised model and year.
  • Check cold starting, smoke, oil leaks and unusual mechanical noise.
  • Check the oil-injection or premix arrangement, crank seals and exhaust condition carefully.
  • 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

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Final result

The verdict

Honda CB125T wins the direct on-the-road comparison. Yamaha RD125DX wins the classic-motorcycle comparison. Yamaha RD125DX takes the overall result after the road and classic scores are weighted equally.

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