Wayne Gerdes known for hypermiling techniques got an impressive
79.2mpg(i-Mid) or 89.9mpg(actual) in 2012 Civic 5MT
.
His previous records:
59.58mpg in Sonata Hybrid
59mpg in 05’Accord 5AT
81.5mpg in '10Fusion Hybrid
Source:
Start with post#19
