There are 360 BUICK cars still on UK roads in 2026 Q2, spread across 6 models — from the RIVIERA (149 of them, the brand's most common survivor) down to the ENCORE AUTO, with just 1 left. The BUICK fleet grew 1.1% in the past year. 6 of its models rank rare or ultra-rare on RarityRadar.
The rarest is the BUICK ENCORE AUTO, with just 1 left. See also the rarity leaderboards and ultra-rare cars.