If shopping by price, stick with a Devilbiss, not a Startline, but a DEV-704532 DV1S
Next up with be the Iwata 4755 W400
My personal guns were Sata, "satajet" 5000 digital RP's, one for Base, one for Clear, with a bunch of Devilbiss for primer and single stage paints. Pricey, you bet, but well...