
Originally Posted by
The_Hawk
Now is that I burn 34% more fuel... or 10% of my fuel burns 34% faster meaning I'm really burning maybe 4% more fuel?
The ethanol portion burns faster.
So it is a reduction of 3.4% over normal fuel.
When normal fuel is $1.469/litre the 10% ethanol needs to be $1.419/litre, or 5cents/litre cheaper to make up for the loss in efficiency.
I've noticed than when fuel was around $1.10/litre the ethanol was 3cents/litre cheaper. Now fuel is $1.469/litre the gap has lessened to 1 cent/liter.
I only use 98RON in both my cars. The Golf is chipped and wont run on anything less.
My 1.3litre Mazda 121 gains 20% fuel economy on using 98 over normal 91. From 7.8l/100km down to 6.2 l/100km). There is only a 10% increase in the cost.
Get rid of 91 altogether make room for more 98 bowsers so I don't have to line up.
MK4 GTI - Sold
MK5 Jetta Turbo - Sold
MK5 Jetta 2.Slow - Until it dies.
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