Didn t track that closely last time i did a long drive with boats on the roof but i think it was a slightly worse than with bikes.
Thule roof rack gas mileage.
39 mpg thus the cargo box on the roof increased fuel consumption by about 5 compared to the baseline.
Car was getting 26 27 mpg.
The low profile thule edge system offers a sleek integrated design while the thule evo system maximizes the loading area and comes with a variety of load bar options.
The control test the tourx without roof rails.
I now drive around with just the cross bars on and add adapters as needed for bikes or boats.
5 6 l 100 km approx.
Thule edge and thule evo.
42 mpg roof rack with thule dynamic 800 aerodynamic cargo box.
Berkeley lab says that roof racks cause as much as a 25 percent loss in fuel economy and accounted for almost 1 percent of national consumption in 2015.
40 mpg roof mounted thule xtender 739 ski carrier with skis.
The next generation of roof racks.
The roof rack mpg experiment he compared the gas mileage of his car at 54 7 mph 88 kph with 1 no roof racks 2 an empty roof rack and 3 a mountain bike on the roof rack.
Constantly aiming at staying one step ahead and working closely together with the car industry thule introduces a new generation of roof rack systems.
This editor many years ago in a move across the country to oregon from michigan found that the highway mileage of a four cylinder accord dropped from more than 40 mpg down to 32 mpg with a.
Mileage went from 41 mpg at 65 mph to 40 mpg.
With the racks on and bikes on the roof it is 24 25.
5 9 l 100 km approx.
Off the showroom floor the regal tourx gets 21 miles per gallon in the city and 29 mpg highway for a combined fuel economy of 24 mpg.