10 Best Automatic Dog Waterers 2025 in the United States

The Amazon Basics Automatic Dog Cat Water Dispenser Gravity Feeder and Waterer Set is a practical solution for pet owners with medium-sized dog breeds or multiple pets. With a substantial capacity, this set includes a 12-pound food dispenser and a 2.5-gallon water dispenser, making it ideal for ensuring a consistent supply of food and water. The transparent hoppers allow pet owners to check the levels at a glance, which is quite convenient for busy schedules.

The use of gravity to dispense both food and water means there’s no need for power sources, adding to its ease of use. Constructed from durable polypropylene and rubber, the set is designed to withstand regular use. Anti-skid rubber feet help keep the dispenser in place, preventing spills and messes. The side cut-out handles make it easy to lift and move the dispensers when needed.

Cleaning is fairly straightforward, though it is hand wash only, which could be a minor inconvenience for some users. One notable feature is the extra-wide entry, which makes refilling the dispensers a breeze. While the design ensures functionality and ease of use, it might not be the most stylish addition to your home. However, if practicality and convenience are your priorities, this set delivers on its promises.

The PetSafe Healthy Pet Water Station offers a considerable water capacity, making it suitable for multiple pets or larger dog breeds. It comes in three sizes, with the largest holding up to 2.5 gallons (320 ounces), which ensures your pet stays hydrated even if you're away for an extended period. The gravity-fed system means no power source is required, which is convenient and reduces operational costs.

The reservoir is made of durable plastic that locks in place to prevent spills, and the bowl is made of stainless steel, which is more hygienic and dishwasher safe for easy cleaning. However, it does not include a filtration system, which may be a drawback for those looking to provide filtered water to their pets. The design is functional but might appear bulky in smaller living spaces.

The PetSafe brand is reputable, with nearly 30 years of experience in pet products, and offers U.S.-based customer support. This water station could be a good fit for pet owners who prioritize ease of use, capacity, and hygiene over advanced filtration systems.

The RIZZARI Automatic 3L Pet Waterer is designed mainly for cats and small to medium-sized dogs, offering a generous 3-liter capacity that can keep your pet hydrated for a full day or more. Its gravity-fed system refills water slowly, which means less frequent refills—great if you’re busy or away from home for a while. Made from BPA-free, food-grade polypropylene, it is safe and durable, though it does not include a stainless steel bowl, which some pet owners may prefer for hygiene reasons. The transparent body makes it easy to see when water levels are low, so you won’t be caught off-guard, and the split design allows for straightforward cleaning of all parts, helping maintain freshness without hassle. The base has a raised, non-slip design that helps avoid spills or leaks, even if your pet nudges it.

It relies purely on gravity and has no filtration system, so water quality depends on how often you clean and refill it. It's also battery-free, so you don’t need to worry about power or charging. Sized at about 11 by 6 inches and standing just over 10 inches tall, it’s compact enough for most home spaces without taking up much room. If you have a small dog or a cat and want a reliable, simple water feeder without complicated parts or electronics, this product fits well—just be prepared to clean regularly and monitor water cleanliness yourself.