Quick summary: Used Diesel cars
Euro 6 diesels (from 2015) are excellent for long-distance driving. Recommended if you do 20,000+ km/year on motorways. They consume 4-5L/100km. Engines last 400,000-600,000 km when well maintained.
Advantages of diesel cars
Frequently asked questions about diesel cars
Is it worth buying a used diesel car in 2026?
What motor tax do diesel cars pay in Ireland?
How long does a diesel engine last?
What are common problems with used diesels?
Will diesel cars be banned in Ireland?
Your next diesel car, hassle-free
Yes, diesels are under scrutiny, but let's be realistic: if you do high annual mileage or your journeys are mainly on the motorway, a used diesel is still a very sensible economic choice.
When a used diesel makes sense
If you drive more than 20,000 km a year and most of it is on the motorway, the fuel economy of a modern diesel is hard to beat. A Euro 6 diesel (2019 onwards) is cleaner than you might think and offers incredible efficiency at 4-5L/100km on the motorway.
That said, if you live in a city centre and drive mainly in urban areas, a hybrid might work out better for you. Diesel shines on long journeys where its 4-5L/100km really makes a difference.
Why buy from a professional dealer on Autoza
Simple: here only professional dealerships sell. That means a written dealer warranty (typically 3–12 months, on top of your consumer rights), proper documentation and someone who's accountable if there are problems. Private sellers may have good cars, but they don't have the legal obligation to give you a warranty. Here, they do.
Plus, you can message the seller directly on WhatsApp, ask whatever you want and arrange a viewing with no middlemen. No unanswered emails.