Hydrostatic PDF Rearm Cycle

[sum escape]

What brand of hydrostatic automatic inflatable PFD has the longest service life between rearm needs?
Brand or models to stay away form or try to secure?
Any recommendations on a mail order retailer?
Any and all advice is welcomed to help expedite my search. Thanks

 

[GFC]

sum, I currently own 6 different West Marine inflatables; two fully automatic offshore type horse collar pfd's, two near shore automatic horse collar type, and two waist belt type that are manual. Can't tell you about the rearm cycle, but I will say that each one suits its purpose well.