Momcozy S9 Pro
Wearable electric milk expression for breastfeeding users.
Keep in mind Manufacturer specifications; no hands-on verification or independent efficacy assessment.
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Lowest recorded store prices take priority over announced or launch prices, within the selected source market. Currencies use the dated EUR reference rates. Deposits and recurring charges are excluded from price order; missing prices stay last. Original price records remain visible.
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The differences that matter
Willow Go
Wearable electric milk expression for breastfeeding users.
Keep in mind Manufacturer specifications; no hands-on verification or independent efficacy assessment.
Published specifications and documented constraints. See the full comparison below for prices and sources.
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| Reproductive & pelvic healthAdd a model |  |  |
|---|---|---|
| Prices · all markets | $98 USD≈ €88 EURECB 2026-10-12US · New · Store price · Manufacturer listing; checkout and stock not independently verified 1 offer records & sources$98 USD≈ €88 EURECB 2026-10-12 US · New · Store price Manufacturer listing; checkout and stock not independently verifiedMomcozy S9 Pro Wearable Breast Pump Upgraded - Long Battery Life - Double / Gray New condition. Exact configuration: Double / Gray. Tax, delivery and any additional components follow the merchant terms.Check merchant offer ↗Price source ↗ Checked 2026-10-12 | $199.99 USD≈ €179 EURECB 2026-10-12US · New · Store price · Manufacturer listing; checkout and stock not independently verified 1 offer records & sources$199.99 USD≈ €179 EURECB 2026-10-12 US · New · Store price Manufacturer listing; checkout and stock not independently verifiedWillow Willow Go® Wearable Breast Pump - Double New condition. Exact configuration: Double. Tax, delivery and any additional components follow the merchant terms.Check merchant offer ↗Price source ↗ Checked 2026-10-12 |
| Designed for | Wearable electric milk expression for breastfeeding users. ↗ | Wearable electric milk expression for breastfeeding users. ↗ |
| Form factor | All-in-bra electric breast pump ↗ | All-in-bra wearable electric breast pump ↗ |
| Charging | USB-C 5 V / 1 A ↗ | Not verified |
| Modes | Mixed and expression, product gallery ↗ | Not applicable to this category |
| Suction Levels | 9, product gallery ↗ | 15 ↗ |
| Cup Capacity | 6 oz; pump within 4 oz per manufacturer ↗ | Not applicable to this category |
| Battery Life | 270 minutes / 8-9 sessions ↗ | Not applicable to this category |
| Charging Time | About 2.5 hours ↗ | Not applicable to this category |
| Automatic Shutoff | 30 minutes ↗ | Not applicable to this category |
| Suction Range | Not applicable to this category | Up to 295 mmHg per side ↗ |
| Collection | Not applicable to this category | 5 oz supplied; 7 oz containers compatible ↗ |
| Flange Angle | Not applicable to this category | 105 degrees ↗ |
| Flanges | Not applicable to this category | 21 / 24 mm, plus 15 / 17 / 19 mm inserts ↗ |
| App Control | Not applicable to this category | Willow app ↗ |
| Availability | Manufacturer product listing verified. Shipping territory and exact stock require checking the configured merchant listing. | Manufacturer product listing verified. Shipping territory and exact stock require checking the configured merchant listing. |
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| Editorial pick & release | No editorial ranking recorded | No editorial ranking recorded |
| Evidence | Manufacturer source Checked 2026-10-12 | Manufacturer source Checked 2026-10-12 |
Battery claims use different conditions and are not a controlled benchmark. “Not verified” is an evidence gap, not a missing feature. Prices are dated regional snapshots. Deposits, bundles and historical launch prices are labelled. Brightness measurement methods and battery workloads vary by manufacturer.