Any of them would charge pretty much any RC batteries.

Most modern RC chargers charge NiCd, NiMh, Pb, Life, LiIo, and Lipo. These are no exceptions. Its just with a true dual charger, you basically have 2 chargers built into one box. Reason they tend to be expensive.

Besides usually being smaller capacity wise, there is no diff in a plane battery versus an RC car battery.