I just filled up my '19 yesterday for the 4th time at 400 miles on the nose. Dash says I'm getting 29.4 AVG, Fuelly says I'm getting 27.3 AVG. I've been trying to fill it until the gas hits the base of the filler neck insert every time to keep that consistent.
2019 MT-10 Raven. Hindle 3/4 carbon exhaust, Yoshimura fender eliminator, GP Shift mod, Quad Lock phone mount