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Both have 2 pumping phases which are called Massage and Expression mode. Spectra S2 is just as powerful as Spectra S1. Adjustability – Is Spectra S1 Or S2 More Powerful? Thanks to backflow protection, the bacteria, viruses and mold are kept away from the pump parts. This is very important function, because it prevents from contamination and ensures the pumping process is more hygienic – thus safer for the mom and for the child. The built-in backflow protector prevents the milk from backing up into the suction tubes. What distinguishes Spectra S1 Plus and Spectra S2 Plus from many other electric breast pumps, it the closed system. Closed System & Built-In Backflow Protector Furthermore, such milk has more fats, which means it has more calories and it’s more nutritious. You can also drain just one breast and breastfeed your child on the other breast.īy the way, scientific studies show that double pump may allow mom to express almost 20% more milk than using single pump for alternate pumping. Expressing milk from both breasts at the same time is really convenient and obviously much faster. With Spectra S1 and S2 you can pump both breasts simultaneously. The flanges and bottle connectors are one piece and they screw onto Spectra wide-neck bottles that collect the milk. The good news is that Spectra offers 20mm and 32mm flanges, sold separately. I’ve heard that for some moms these breast shields turned out to be too big and they had to purchase smaller ones. Each pump allows you to adjust the cycle speed and vacuum to your personal needs.īoth Spectra pumps come with a pair of 24mm and 28mm flanges. Spectra S1 Plus and S2 Plus are hospital-strength pumps packed with tons of suction strength (270 mmHg). Spectra S1 and S2 Breast Pumps – Similarities There are also two other, minor differences: Spectra S2 pump is slightly smaller and comes in pink, in contrast to S1 pump which is blue. Because of this feature, S1 Spectra pump is a bit more pricey. You can use Spectra S1 Plus even when there’s no power outlet near you. S2 breast pump is that the former one has built-in battery which makes it more portable. The key difference between Spectra S1 vs. But there are some differences between them which you should know about before buying one of them. S2 – Comparisonīoth Spectra 1 and Spectra 2 are hospital-grade breast pumps, and they share lots of features.
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