Precast concrete plunge pools are relatively new to the industry, lets dive in and compare:

The one advantage for precast conc plunge pools have compared to traditional concrete pools is speed.

Traditional concrete pool advantages over Precast Plunge pools are: you can get supply and install, no crane required, deeper pool is possible, custom shape size, will have an interior finish already applied, can have a pool larger than 6m x 3m and deeper than 1.5m.