MERCEDES-BENZ · MERCEDES-BENZ C 300 DE · Cars
MERCEDES-BENZ C 300 DE Ultra-rare
As of 2026 Q1, 46 MERCEDES-BENZ C 300 DEs remain registered in the UK — one of the rarest cars in Britain on today's roads. Numbers are at their highest recorded level since the model first appeared in our data in 2025 Q4. In all, the MERCEDES-BENZ C 300 DE is rarer than 67% of the 2,429 UK car models we track, putting it firmly in 2026's endangered class.
Survivors over time
How rare is it?
Genuinely rare — only 46 left on UK roads.
Rarer than 67% of the 2,429 UK car models we track.
Fuel breakdown
About the C 300 DE
The Mercedes-Benz C-Class is a series of compact executive cars produced by Mercedes-Benz Group AG. Introduced in 1993 as a replacement for the 190 (W201) range, the C-Class was the smallest model in the marque's line-up until the W168 A-Class arrived in 1997. The C-Class has been available with a "4MATIC" four-wheel drive option since 2002. The third generation (W204) was launched in 2007 while the current W206 generation was launched in 2021. The upcoming W520 was unveiled in 2026 with sales starting in 2027. Initially available in sedan and station wagon configurations, a fastback coupé (SportCoupé...
MERCEDES-BENZ C 300 DE — questions & answers
How many MERCEDES-BENZ C 300 DE are left in the UK?
As of 2026 Q1, 46 MERCEDES-BENZ C 300 DE were still registered in the UK — 46 licensed and on the road, plus 0 declared SORN (off-road). The figures come from official DVLA vehicle licensing data.
Is the MERCEDES-BENZ C 300 DE rare?
The MERCEDES-BENZ C 300 DE is genuinely rare, with only 46 left, making it rarer than 67% of the 2,429 UK car models we track.
What fuel do most MERCEDES-BENZ C 300 DE use?
Most MERCEDES-BENZ C 300 DE run on plug-in hybrid — about 98% of those still registered, with the rest split across petrol.
When did the MERCEDES-BENZ C 300 DE peak?
The MERCEDES-BENZ C 300 DE peaked at 46 registered in 2026 Q1, and was first recorded in the data in 2025 Q4.