Why do used-car adverts sometimes show a different model year from first registration?

<p><strong>Model year, manufacture date and first registration date can differ, so an advert should make clear which figure it is using.</strong></p><h2>Why this matters</h2><p>A car built near the end of a year may be sold and registered the following year. Manufacturers also introduce model-year changes before the calendar year begins. This matters when equipment, emissions standards, timing-belt requirements or battery revisions changed between versions. A registration plate alone cannot establish every detail of the specification.</p><h2>What to do in practice</h2><p>Check the V5C first-registration date, VIN, manufacturer build information and exact trim/engine code. Ask the seller to explain any discrepancy before agreeing a price. Base maintenance and parts decisions on the actual vehicle specification, not an unverified advert heading.</p><h2>Important distinction</h2><p>A different model year is not automatically misleading, but material inaccuracies should be clarified in writing.</p>