Ask Honest John

Most recently answered fuel economy questions
Is Applegreen's petrol good quality?
I own a 2005 Toyota Corolla T Spirit 1.6. All evidence I find on fuel economy states 38-40 mpg, including your own "Real Mpg". I cover mostly motorway miles and have just calculated that I've done 50mpg,...
What is the best tyre to buy in terms of longevity and reliability for my Ford Fiesta Style (2006) model? And also what size alloy rims would I need to buy?
Can I have your views on buying a new Mitsubishi ASX 2.2 diesel auto? Is it a good car?
What do you believe to be the mileage per annum cut off point when diesel becomes more cost effective than petrol? I need to change my car, do 17000 miles per annum, and unsure what to buy based on possible...
I have a 2013 A6 Avant 2.0TDI, driving to work at 40-45mph for approx 10 miles the computer was reading between 52-60 MPG every day. Now, I left the car in for the Audi software update, they assured me...
I'm after a cheap runabout to use for my daily commute to work (five miles return). I have found two cars, but can you advise which one would make the best choice for low running costs? 1) Mercedes-Benz...
I've got a Skoda Octavia 1.6 TDI and do mainly town driving, which usually gives me 45mpg. I noticed that the Octavia (2004-2013) 1.6 diesel and the Toyota Auris hybrid (2013-) Touring both get similar...
How do you rate the Kia Niro? I am planning to go for a test drive; do you have any figures for the Real MPG and thoughts on the various safety features? What should be the best price and finance deals?
I'm looking at buying a used car. I am trying to upgrade my 10 year old SEAT Ibiza - so looking for something stylish and quick/fun to drive - but also reliable and fairly economical as I do a fair amount...