That's really old thinking on TMs, back when their line was really toy-like. When they released their Hi Capa, they made it reliable with green gas use and every subsequent release has followed suit. The last hold out was their old M9 line (which is still on the market), but even that has seen the introduction of the new M9A1, which is ready to rock with green gas.
As for the pistols on the list, I like the TM 1911 the best of the bunch. KWAs have always been less reliable than their KSC counterparts despite the full metal build. If you're looking for more in depth reviews, JustPistols has one up on the TM 1911 and the KSC M945: