14. Renault 21 Diesel
The Renault 21 Diesel was an understated yet robust sedan that proudly wore its diesel clatter as a badge of honor.
Renowned for tackling daily commutes and extensive journeys with ease, the 21 Diesel built its reputation around minimal maintenance needs and impressive durability.
Owners frequently reported mileage exceeding 250,000 miles, often achieved without significant engine overhauls or complex repairs.
While its noisy diesel engine might have sounded more agricultural than automotive, the Renault 21 Diesel was greatly respected by drivers who valued practicality, economy, and the dependable reliability that allowed it to soldier on mile after mile.