Quote:
Originally Posted by Arragonis
I'm not aware of this being the case. I know DI Petrol is improving petrol engines but there are a few other factors to overcome before they are at the same economy level, unless there is other evidence ?
The same "smaller with higher boost" is coming to Diesels too - where a 1.6 4cyl would have been the minimum size in a Cruze sized car a couple of years ago a 1.4 or maybe quite soon a 1.2 3cyl will provide more or less the same performance with less fuel used. Vekke is building a 1.2 engined Audi A8 on here too
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I am using the Cruze ECO for my comparison. If memory serves me correct the manual ECO Cruze was rated at 42 mpg and costs $5000 less than the Diesel Cruze. I have never had the ambition to work out the payback on that, but I am guessing it would not look too good for the Diesel.
Admittedly the Diesel and ECO Cruze are not similar performance comparisons (auto vs manual trans, 151hp vs 138hp, etc). I am sure if they packaged a smaller Diesel, the numbers would look better. However, this is of little benefit for someone looking to buy a car now.