The energy loss of liquefaction is worse than that of methanization. If you add liquefaction of methane it gets close and H2 might even be slightly ahead, but L

The energy loss of liquefaction is worse than that of methanization. If you add liquefaction of methane it gets close and H2 might even be slightly ahead, but LNG handling would be so much easier. 190K and 33K are very different temperatures.