2 ms·No, you don't need maglev to compete with a ship sailing from NZ on speed.by yreg 18d agoNo, you don't need maglev to compete with a ship sailing from NZ on speed.pbmonster 18d agoBut you would need maglev if you wanted to compete on energy per ton of cargo per mile. Ships are several times more efficient than classic trains.yreg 18d agoNZ is also several times farther.