phono tubes? rca 7025, mullard 4004, holland BB


Any one used any or all of these in there phonostage? Right now im using the amperex Holland made BBs in preamp section and Mullards in phono. Have an NOS pr. of the short grey plate rca 7025 here next week. any one out there compare sonics of the rca compared to what im using now? Thanks
tom_hankins