article thumbnail

Kia Optima Hybrid sets a new Guinness World Record for fuel economy; Gerdes and Bernius achieve average 64.55 mpg through 48 US states

Green Car Congress

A Kia Optima Hybrid ( earlier post ) driven by hypermiler Wayne Gerdes and his colleague Chris Bernius set a new Guinness World Record for the lowest fuel consumption in a hybrid gasoline vehicle while driving through all 48 adjoining US states. mpg US (3.64 mpg US (3.64 mpg, which the Optima Hybrid exceeded by 23%.

Kia 294
article thumbnail

Road Test: 2021 Hyundai Venue

Clean Fleet Report

To maximize fuel economy, selecting the Normal drive mode is key to equaling or besting the EPA rating of 30 mpg city/34 highway/32 combined. In 514 miles of 75-percent highway/25-percent city driving, we averaged 38 mpg; on one highway run with the cruise control set at 65 mph and in the Normal drive mode, we achieved 42.9

Hyundai 52