Spectra 9 Plus Portable Rechargeable Breast Pump vs Spectra S1 Plus Premier Rechargeable Double Electric Breast Pump

The maker lists 270 mmHg max suction for the S1 Plus Premier Rechargeable Double Electric Breast Pump, against 260 mmHg for the 9 Plus Portable Rechargeable Breast Pump. Flange sizes included or sold: 24 mm for the 9 Plus Portable Rechargeable Breast Pump; 24, 28 mm for the S1 Plus Premier Rechargeable Double Electric Breast Pump.

Only the differences are shown.

Spectra 9 Plus Portable Rechargeable Breast PumpSpectra S1 Plus Premier Rechargeable Double Electric Breast Pump
TypeElectric breast pumpElectric breast pump
Powerrechargeablerechargeable
Single or doubleSingle or doubleSingle or double
Max suction260 mmHg, per the maker270 mmHg, per the maker
Modesmassage, expressionmassage, expression
Closed systemYes, per the makerYes, per the maker
Flange sizes24 mm24 mm, 28 mm

Spectra 9 Plus Portable Rechargeable Breast Pump

Small rechargeable Spectra pump with massage and expression modes and a closed system; one pair of 24 mm flanges included.

  • Rechargeable
  • Single or double pumping
  • Closed system
  • Only 24 mm flanges included

Spectra S1 Plus Premier Rechargeable Double Electric Breast Pump

Rechargeable electric pump from Spectra that can pump one or both sides, with massage and expression modes and a closed system.

  • Single or double pumping
  • Rechargeable
  • Two flange sizes included
  • Weight listed in pounds only