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True MPG: most economical MPVs & estates

What Car? Logo By Autocar of What Car? | Slide 1 of 12: Fortunately, What Car?'s True MPG tests reveal what sort of fuel economy you can expect in the real world. To ensure accuracy and repeatability, What Car? use strictly controlled laboratory conditions, but the tests are based on a real-world route that takes in town, rural and motorway driving.The results reflect what's achievable if you’re driving gently and sticking to speed limits but aren’t resorting to any unrealistically slow acceleration or special 'hypermiling' techniques.Below we count down the 10 most efficient MPVs and estate cars What Car? have tested so far – plus we reveal the one that used the most fuel.

The official government MPG figures published in sales brochures can tempt you into buying a particular car, but those results can be misleading.

Fortunately, What Car?'s True MPG tests reveal what sort of fuel economy you can expect in the real world. To ensure accuracy and repeatability, What Car? use strictly controlled laboratory conditions, but the tests are based on a real-world route that takes in town, rural and motorway driving.

The results reflect what's achievable if you’re driving gently and sticking to speed limits but aren’t resorting to any unrealistically slow acceleration or special 'hypermiling' techniques.

Below we count down the 10 most efficient MPVs and estate cars What Car? have tested so far – plus we reveal the one that used the most fuel.

© Autocar

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