6.2 cents per mile for my accord. Cheap Georgia gas! $2.04 per gallon avg price, plus my well over EPA avg mpg of 33.2.

In US dollars:

2012 Toyota Prius C: $0.08/mile
1998 Honda Accord LX: $0.15/mile
2006 Mercedes C55: $0.18/mile

Converted to USD (if my maths don't let me down):

Car - 11 cents per mile
Bike - 3 cents per mile

Germany
0.041 Euro per Kilometer

Great fuel economy! 92 MPG best! Are you a religious hypermiler?

First tank in my Honda came out to 4.7 cents. That one's riddled with fill error and I expect to get better fuel economy as I get more comfortable with the car, so that could really go either way...

Over the past year it has cost £0.105 per mile, which at the current exchange rate is
USD $0.13
I am currently paying $5.38/US gallon.

5.2 cents per mile in my 2015 Corolla 6 speed manual. I have a life time average mpg of 51.4 mpg.
This is based on gallons.

$0.08342 / kWh is the net cost where I live,

First fill on the bike, 113.2 miles on $2.40 worth of regular gas, 91.8 MPG.

2.12 cents per mile.