Depends if you want a portable one. If it's to be left at home to pump then Spectra. If portable, you can consider Be Mini by Baby Express where pump strength is not compromised as with other portable breast pumps and its tubeless.
my wife likes her Medela freestyle flex
I use Spectra S1 hospital grade.
My friends use Philips Avent
Spectra or Medele
spectra s1
Spectra 9+
spectra