How do I measure my fuel economy?

How much fuel does each bar on the fuel gauge represent as I seem to only be getting 34mpg. Example I have done 115 miles on half a tank (3.5 gallons) which is really bad, the car is a few weeks old and...

What fuel economy will I get from a Mondeo 2.3?

I am going to look at a Mondeo 2.3 Auto Ghia 2009 26thousand miles on the clock. (Petrol). Thinking of towing a caravan and need for room. Is this a good engine and auto gearbox. Also what sort on miles-per-gallon...

Poor fuel economy in my 2002 Fiesta Diesel

I commute to London 3 times a week and it's a 220 mile round trip, 90% of my trip is on motorways and I never go above 70mph. Now I know my car isn't new but I cant get over 40mpg. Is this acceptable for...

Fuel economy is disappointing.

I have just bought a brand new Hyundai i20 1.1 75PS Active. The marketing documentation claims that the car will achieve 61.4 mpg (urban) 83.1 mpg (extra urban) or 74.3 (combined). If the car does not...

Why doesn't my Audi A4 return its quoted mpg figure?

My new company car is a 2012 Audi A4 TDI 136 and I am extremely disappointed with the fuel economy. The book states that the car should achieve 65.7mpg on the combined cycle, whereas my long term average...

Are manufacturer's quoted mpg figures accurate?

I recently bought a 1.4 Vauxhall Meriva which ticked all my boxes, including a miles per gallon claim of 47. Having tested it over the first 1500 miles of mixed journeys I only achieved 37mpg. I went to...

Optimistic dials

I'm sure you are aware that trip computer mpgs are optimistic by 5 - 10%, so that readers' figures based on these are unrealistic and optimistic. If I submit a figure (for a Honda Jazz), it would be based...

Is this fuel economy normal

I bought a 2006 Mondeo TDCI. It's running perfectly and has just had a major service. I'm only achieving just over 120 miles per 1/4 tank and thats on motorway doing 70-80 mph in 6th gear. Trip computer...

Why does my new Toyota RAV4 return such poor fuel economy?

I read with interest your comment about fuel economy and that no car will match the published figures. I bought a RAV4 (our third) in December 2011 from new. One of the reasons I purchased another RAV4...

Are engines becoming more efficient or not?

I recently bought a Hyundai i10 1.2 for my wife. It is an excellent car but only returns 42mpg compared to the stated 61mpg, less than my old Triumph Spitfire (47mpg) and early Ford Fiesta (44mpg). The...