RELIANT · RELIANT 21 E · Cars
RELIANT 21 E Ultra-rare
Survivors over time
How rare is it?
Genuinely rare — only 27 left on UK roads.
Rarer than 71% of the 2,408 UK car models we track.
Trend
About the 21 E
The Reliant Robin is a small three-wheeled car produced by the Reliant Motor Company in Tamworth, England. It was offered in several versions (Mk1, Mk2 and Mk3) over a period of 30 years. It is the second-most popular fibreglass car in history after the Chevrolet Corvette, with Reliant being the second-biggest British car manufacturer for a time.
RELIANT 21 E — questions & answers
How many RELIANT 21 E are left in the UK?
As of 2025 Q4, 27 RELIANT 21 E were still registered in the UK — 7 licensed and on the road, plus 20 declared SORN (off-road). The figures come from official DVLA vehicle licensing data.
Is the RELIANT 21 E rare?
The RELIANT 21 E is genuinely rare, with only 27 left, making it rarer than 71% of the 2,408 UK car models we track.
Is the RELIANT 21 E increasing or decreasing?
Over the last year the number of RELIANT 21 E on UK roads rose by 3 (12.5%).
What fuel do most RELIANT 21 E use?
Most RELIANT 21 E run on petrol — about 100% of those still registered.
When did the RELIANT 21 E peak?
The RELIANT 21 E peaked at 27 registered in 2025 Q4, and was first recorded in the data in 2014 Q3.