While the 2018 Honda Accord at the LX, Hybrid and Sport(1.5T) trims has 105.7cu.ft. of passenger volume, the other trims Sport(2.0T), EX, EX-L and Touring instead has 102.7cu.ft.
Taurus, 102.2 cubic feet cabin, 20.1 cubic feet trunk, 122.3 cubic feet total
Accord, 105.7/102.7 cubic feet cabin, 16.7 cubic feet trunk, 122.4/119.4 cubic feet total
Fusion, 102.8 cubic feet cabin, 16 cubic feet trunk, 118.8 cubic feet total
(The Fusion Hybrid lost a whole lot of space in the trunk space for battery.)