Willow Wave vs. Willow 360: Which Wearable Pump Fits Your Lifestyle?

Choosing between the Willow Wave and the Willow 360 can feel overwhelming when you’re trying to balance convenience, comfort, and cost. Both pumps are designed for hands-free pumping, but they serve different needs. The Willow Wave is a silicone wearable passive breast pump that relies on suction and gravity, while the Willow 360 is a fully electric wearable pump that offers customizable suction levels and app connectivity.

In this comparison, we’ll break down the key differences in design, performance, portability, and maintenance. Whether you’re a new parent looking for a simple backup option or a seasoned pumper who needs maximum flexibility, understanding these differences will help you make the right choice for your lifestyle.

Design and How They Work

The Willow Wave is a manual, passive pump. You place it inside your bra, and it uses gentle suction combined with your body’s natural letdown to collect milk. There are no tubes, cords, or batteries, which makes it incredibly lightweight and quiet. It holds up to 3 ounces per side, making it ideal for short sessions or relieving engorgement on the go.

The Willow 360, on the other hand, is a fully electric wearable pump. It uses a motor to create adjustable suction patterns and includes a companion app to track volume and session time. The pump comes with a rechargeable battery and can hold more milk per session. It’s a more powerful option for regular, full-volume pumping, but it does require charging and occasional part replacement.

• Willow Wave: passive suction, no electronics, up to 3 oz capacity per side.
• Willow 360: electric motor, app control, larger capacity, rechargeable battery.

Portability and Travel

If you’re frequently on the move, the Willow Wave is hard to beat. It’s small enough to slip into a diaper bag or even a pocket, and because it has no batteries or charging cables, you never have to worry about finding an outlet. It’s a great choice for travel, quick errands, or as a backup pump when you don’t want to carry extra gear.

The Willow 360 is still portable—it’s a wearable pump that fits inside your bra—but it requires charging before use and is slightly bulkier. For day trips or overnight stays, you’ll need to pack the charging cable and possibly a backup battery pack. That said, the electric pump gives you more consistent suction, which can be a lifesaver during longer outings.

• Willow Wave: no charging needed, ultra-compact, ideal for spontaneous use.
• Willow 360: requires charging, more consistent suction for longer sessions.

Cleaning and Maintenance

Both pumps are designed to be easy to clean, but the Willow Wave has fewer parts. The silicone body and collection container can be rinsed and air-dried quickly. There are no valves or membranes to replace, which keeps ongoing costs low. The Silicone Wearable Passive Breast Pump (3 oz) is a single-piece design that simplifies cleaning even further.

The Willow 360 has more components—flanges, duckbill valves, containers, and tubing. While all parts are dishwasher-safe (top rack), you’ll need to replace the duckbill valves periodically to maintain suction. The Willow Sync Duckbill Valve Set (2-Pack) is a common replacement part. Some users also find that the electric pump requires more thorough drying to prevent moisture buildup in the motor housing.

• Willow Wave: fewer parts, no replacement parts needed, quick to clean.
• Willow 360: more parts, periodic valve replacement, dishwasher-safe but requires careful drying.

Cost and Value

The Willow Wave is the more affordable option, both upfront and over time. Since it’s a manual pump, there are no ongoing costs for replacement parts or electricity. It’s a smart choice for occasional use, travel, or as a backup pump. If you’re looking for a budget-friendly hands-free pumping option, the Willow Wave delivers excellent value.

The Willow 360 is a bigger investment, but it offers features that many parents find worth the price: adjustable suction, app tracking, and the ability to pump larger volumes. Over time, you’ll need to budget for replacement parts like duckbill valves and flanges. The Willow Go Flange Set (2-pack) is a common accessory for those who want a custom fit. If you pump regularly and want maximum control, the Willow 360 justifies its higher cost.

• Willow Wave: lower upfront cost, no ongoing expenses, great for occasional use.
• Willow 360: higher upfront cost, periodic part replacements, ideal for daily pumping.

Ultimately, the best pump for you depends on how often you pump and where you plan to use it. The Willow Wave is a lightweight, no-fuss manual pump that’s perfect for travel and quick sessions. The Willow 360 offers electric power, app tracking, and customizable suction for regular, full-volume pumping. Consider your daily routine, budget, and whether you value simplicity or control—then choose the pump that fits your life.