Choose your first pump above.
ONE CHOICE AT A TIME
Two pumps. A clearer choice.
Pick two models to see how their setups differ. Change either pump whenever you like.
Choose a second pump above.
Comparing two pumps.
KEY SETUP DIFFERENCE
Think through one session.
Spectra S1 Plus and Spectra S2 Plus collect into external bottles connected by tubing to separate motors. Spectra S1 Plus is rechargeable; Spectra S2 Plus needs an outlet during use.
Will you have access to an outlet where you plan to pump?
Type
PUMP 1 Spectra S1 Plus
Double electric
PUMP 2 Spectra S2 Plus
Double electric
Power
PUMP 1 Spectra S1 Plus
Rechargeable battery + AC
PUMP 2 Spectra S2 Plus
AC adapter; plug-in operation
Collection style
PUMP 1 Spectra S1 Plus
External bottles
PUMP 2 Spectra S2 Plus
External bottles
Included fit options
PUMP 1 Spectra S1 Plus
24 mm and 28 mm flanges included
PUMP 2 Spectra S2 Plus
24 mm and 28 mm flanges included
Practical trade-off
PUMP 1 Spectra S1 Plus
The motor, bottles, and tubing still need space. It is not an in-bra pump.
PUMP 2 Spectra S2 Plus
The S2 requires external power during use; it does not provide the S1’s rechargeable flexibility.
These summary details match. Read the full profiles for model-specific instructions and kit caveats.
Start with a pump you’re considering.
Use the menus above to choose up to two different models.
Need help narrowing the options? Use the pump finder →Check the exact kit
Spectra S1 Plus
Specifications checked
Spectra specifications ↗Spectra S2 Plus
Specifications checked
Spectra specifications ↗Your pump comparison
All comparison details for your selected pumps, including any matching details hidden on screen.
No pumps selected. Return to the comparison to choose your shortlist.
KEY SETUP DIFFERENCE
Think through one session.
Spectra S1 Plus and Spectra S2 Plus collect into external bottles connected by tubing to separate motors. Spectra S1 Plus is rechargeable; Spectra S2 Plus needs an outlet during use.
Will you have access to an outlet where you plan to pump?
Spectra S1 Plus
- Type
- Double electric
- Power
- Rechargeable battery + AC
- Collection style
- External bottles
- Included fit options
- 24 mm and 28 mm flanges included
- Practical trade-off
- The motor, bottles, and tubing still need space. It is not an in-bra pump.
Read the complete Spectra S1 Plus profile →
Manufacturer source
Spectra: S1 Plus specificationshttps://www.spectrababyusa.com/products/spectra-s1-plus-premier-rechargeable-double-electric-breast-pump
Elvie Stride 2
- Type
- In-bra electric
- Power
- Rechargeable battery
- Collection style
- In-bra cups + external hub
- Included fit options
- Double kit: 28 mm shields; 15, 17, 19, 21, 24 mm inserts
- Practical trade-off
- You still have tubing and a hub to position.
Read the complete Elvie Stride 2 profile →
Manufacturer source
Elvie: Stride 2 specifications and kit contentshttps://elvie.com/products/elvie-stride-2
Medela Pump In Style Pro
- Type
- Double electric
- Power
- AC adapter; no built-in battery
- Collection style
- External bottles
- Included fit options
- 21 mm and 24 mm shields included
- Practical trade-off
- Plan your pumping space around access to power.
Read the complete Medela Pump In Style Pro profile →
Manufacturer source
Medela: Pump In Style Pro specificationshttps://www.medela.com/en-us/breastfeeding-pumping/products/pumps/classic-electric/pump-in-style-pro-double-electric-breast-pump?productId=41942
Medela Harmony
- Type
- Manual
- Power
- Hand-operated; no charging
- Collection style
- External bottle
- Included fit options
- 24 mm PersonalFit Flex shield in the reviewed US kit; verify your package
- Practical trade-off
- Your hand provides the pumping action throughout the session.
Read the complete Medela Harmony profile →
Manufacturer source
Medela: Harmony US product and package detailshttps://www.medela.com/en-us/breastfeeding-pumping/products/pumps/manual/harmony-manual-breast-pump?productId=1021
Spectra S2 Plus
- Type
- Double electric
- Power
- AC adapter; plug-in operation
- Collection style
- External bottles
- Included fit options
- 24 mm and 28 mm flanges included
- Practical trade-off
- The S2 requires external power during use; it does not provide the S1’s rechargeable flexibility.
Read the complete Spectra S2 Plus profile →
Manufacturer source
Spectra: S2 Plus US specifications and kithttps://www.spectrababyusa.com/products/spectra-s2-plus-premier-double-electric-breast-pump
Willow Go
- Type
- Tube-free wearable
- Power
- Rechargeable motors
- Collection style
- In-bra reusable containers; no external hub
- Included fit options
- Double kit: 21 mm and 24 mm flange options; confirm seller kit
- Practical trade-off
- Tube-free does not mean leak-proof; follow the instructions for movement and bending.
Read the complete Willow Go profile →
Manufacturer source
Willow: current Go product and double-kit contentshttps://onewillow.com/products/willow-go-pump-kit
Momcozy M5
- Type
- Tube-free wearable
- Power
- Rechargeable motors; USB-A to Type-C cables
- Collection style
- Two in-bra collectors with integrated motors
- Included fit options
- 24 mm flanges; 17, 19 and 21 mm inserts
- Practical trade-off
- The original M5 does not connect to the Momcozy app; M5 Smart is a different model.
Read the complete Momcozy M5 profile →
Manufacturer source
Momcozy: original M5 description and double-kit contentshttps://support.momcozy.com/article/52960494536985
eufy Wearable Breast Pump S1
- Type
- Tube-free wearable
- Power
- Rechargeable; magnetic hub charging connections
- Collection style
- Two in-bra cups; 5 oz / 150 ml each
- Included fit options
- 24 mm flanges; 17, 19 and 21 mm inserts
- Practical trade-off
- The plain S1 storage bag does not recharge the pumps; plan to use the charging cables.
Read the complete eufy Wearable Breast Pump S1 profile →
Manufacturer source
eufy: US S1 product specificationshttps://www.eufy.com/products/t8d02181
BabyBuddha 3.0
- Type
- Portable double electric
- Power
- Built-in rechargeable battery; USB-C charging
- Collection style
- External bottles and tubing; EasyFit kit
- Included fit options
- 24 mm flanges; pairs of 13, 15, 17, 19 and 21 mm inserts
- Practical trade-off
- The documented kit still uses bottles and tubing outside the bra.
Read the complete BabyBuddha 3.0 profile →
Manufacturer source
BabyBuddha: 3.0 with EasyFit kithttps://babybuddhaproducts.com/products/buddha-3-0
Pumpables Genie Advanced
- Type
- Portable double electric
- Power
- Rechargeable; USB-C charging
- Collection style
- External bottles with optional Liquid Kit
- Included fit options
- Optional Liquid Kit: choose 15, 17, 19, 21, 25 or 29 mm
- Practical trade-off
- Compare the complete bundle cost: the motor alone does not include the Liquid Kit.
Read the complete Pumpables Genie Advanced profile →
Manufacturer source
Pumpables: Genie Advanced US configuratorhttps://pumpables.co/products/genie-advanced
Lansinoh Manual Breast Pump
- Type
- Manual
- Power
- Hand-operated handle; no charging
- Collection style
- Included 5 oz Lansinoh bottle
- Included fit options
- 25 mm and 30.5 mm ComfortFit flanges included
- Practical trade-off
- Your hand supplies the pumping action for the whole session.
Read the complete Lansinoh Manual Breast Pump profile →
Manufacturer source
Lansinoh: current US manual-pump kithttps://lansinoh.com/products/manual-breast-pump
Philips Avent Manual SCF430/03
- Type
- Manual
- Power
- Hand-operated handle; no charging
- Collection style
- Included 4 oz bottle
- Included fit options
- One flexible silicone cushion; manufacturer states up to 30 mm
- Practical trade-off
- Pumping requires repeated hand operation, one breast at a time.
Read the complete Philips Avent Manual SCF430/03 profile →
Manufacturer source
Philips: US SCF430/03 product and specificationshttps://www.usa.philips.com/c-p/SCF430_03/manual-breast-pump
Motif Luna with Battery
- Type
- Rechargeable double electric
- Power
- Built-in rechargeable battery; supplied power adapter
- Collection style
- External bottles connected to a separate motor by tubing
- Included fit options
- 21 mm and 24 mm breast shields listed in the current kit
- Practical trade-off
- The motor, tubing, and collection bottles remain outside the bra.
Read the complete Motif Luna with Battery profile →
Manufacturer source
Motif: current Luna models and kit contentshttps://motifmedical.com/motif-luna-breast-pump
Zomee Z2
- Type
- Portable double electric
- Power
- Built-in rechargeable battery; USB charging
- Collection style
- External bottles and tubing; separate motor
- Included fit options
- 17, 19, 21 and 24 mm flanges in the direct bottle kit
- Practical trade-off
- The documented bottle configuration retains external tubing and bottles.
Read the complete Zomee Z2 profile →
Manufacturer source
Zomee: current Z2 double-electric bottle kithttps://zomee.com/products/zomee-z2-double-electric-breast-pump
Lansinoh DiscreetDuo Flow
- Type
- Tube-free wearable
- Power
- Rechargeable pump hubs; supplied USB charging cords
- Collection style
- Two in-bra collectors with integrated motors; 6 oz each
- Included fit options
- 24 mm flanges; 15, 17, 19 and 21 mm inserts
- Practical trade-off
- The pumps cannot be used while charging; the manual specifies the supplied cables and a 5V 2A power supply.
Read the complete Lansinoh DiscreetDuo Flow profile →
Manufacturer source
Lansinoh: current DiscreetDuo Flow kithttps://lansinoh.com/products/discreetduo-flow-wearable-breast-pump
Medela Freestyle Hands-free
- Type
- In-bra cups with an external motor
- Power
- Built-in rechargeable battery; USB-C cable and adapter
- Collection style
- Two in-bra cups connected by tubing to a separate motor; 5 oz / 150 ml each
- Included fit options
- 21 mm and 24 mm cup breast shields
- Practical trade-off
- You still need to carry the motor and route tubing between it and the cups.
Read the complete Medela Freestyle Hands-free profile →
Manufacturer source
Medela: US Freestyle Hands-free kit and FAQshttps://www.medela.com/en-us/breastfeeding-pumping/products/pumps/hands-free-electric/freestyle-hands-free-breast-pump?productId=4072
Specifications describe US manufacturer configurations; local kits may differ. This is a documentation summary, not a hands-on review or a personal fit assessment.
Want a closer look?
Plan beyond the specifications.
Fit, comfort and milk output are personal. Compare the whole kit and its running costs, then seek individual fit support when needed.