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Automatic pet feeders compared on capacity, meal scheduling, camera, backup power and app quality, so meals arrive on time even when you are not home.
The PETLIBRO Granary is the best smart feeder for most people, with up to 10 meals a day, a 1080p camera with two-way audio and battery backup. Pick the WOPET SmartFeeder if you want more capacity (about 6 L) and up to 15 meals a day without a camera.
Compare side-by-side in the Compare Finder
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Short answer: the PETLIBRO Granary is the best smart feeder for most people. It schedules up to 10 meals a day, has a built-in 1080p camera with two-way audio so you can watch your pet eat, keeps food fresh with an airtight seal, and keeps working on battery backup if the power goes out. If you do not need a camera and want more capacity, the WOPET SmartFeeder holds about 6 L of food, schedules up to 15 meals a day, and lets you record a voice message for mealtime.
Both connect to an iOS and Android app over Wi-Fi and both have backup power. The choice mostly comes down to whether you want to see your pet at mealtimes, and how big your pet's appetite is.
Compare them side by side below, then read our advice on capacity, scheduling, cleaning and power.
| Product | Best for | Why we picked it | |
|---|---|---|---|
| PETLIBRO Granary | Watching mealtimes | 5 L (~20 cups), up to 10 meals/day, 1080p camera + two-way audio, AC + battery backup | Check price on Amazon |
| WOPET SmartFeeder | Big appetites; no camera needed | 6 L hopper, up to 15 meals/day (1–50 portions), 10-second voice recording, 3× D battery backup | Check price on Amazon |
Reliable Wi-Fi feeder with camera and freshness seal.
No-subscription Wi-Fi feeder at a fraction of the cost.
Capacity tells you how many days you can go between refills. The Granary holds about 5 L, or roughly 20 cups of dry food, and the WOPET holds 6 L. For a cat or small dog either one lasts a long time. For a large dog eating several cups a day, the 5 L Granary can empty quickly, so the WOPET's extra space helps. Dry kibble only: these feeders are not made for wet food.
Both let you set meal times and portion sizes in the app. The Granary allows up to 10 meals a day and the WOPET up to 15. Small, frequent meals help pets that eat too fast or beg constantly. The WOPET sets 1 to 50 portions per meal in its WOpet Life app and connects only to 2.4 GHz Wi-Fi.
A camera lets you confirm that your pet actually ate and lets you talk to them through two-way audio. The Granary has a 1080p camera built in, though quality drops in low light. The WOPET has no camera, so you rely on app logs. If you already have a pet camera in the same room, you may not need one on the feeder.
A feeder is only useful if it keeps working during a power cut or a Wi-Fi outage. The Granary runs on AC power with battery backup. The WOPET runs on its plug-in adapter with three D batteries (not included) as backup; on batteries its Wi-Fi and app go offline. Fit fresh batteries before a trip and check that the feeder keeps its schedule offline.
Stale food puts picky pets off. The Granary has an airtight freshness seal and a dishwasher-safe bowl, which makes weekly cleaning easy. Whatever you buy, wash the bowl regularly and empty and dry the hopper every few weeks so oils from the kibble do not build up.
Before you buy, check four things. Will your pet's kibble fit the dispenser? Do you need a camera, or just reliable meals? Is there a battery backup for power cuts? And can the parts that touch food be washed easily? Answering these first saves most returns.
Before you rely on a feeder while you are away, run it for at least a week while you are home. Weigh or measure a few portions to check they match what you expect, because kibble size and shape change how much is dispensed. Set meal times that match your pet's current routine, then adjust gradually. Fit the backup batteries if your feeder supports them, so a power cut does not mean a missed meal. Make sure the feeder sits on a stable surface where a determined dog cannot knock it over or reach into the hopper.
Overfilling the hopper with food that then goes stale is a common one; fill only what your pet will eat within the time the maker recommends, and wipe the hopper clean between refills. Another is using kibble that is too large or oddly shaped for the dispenser, which can jam it. Wet food does not work in standard dry-food feeders. And remember that an automatic feeder does not replace checking on your pet: if you are away for more than a day or two, arrange for someone to look in, refill water and make sure the feeder is working.
A feeder is only as good as the plan behind it. Ask your vet how much your pet should eat each day, then split that into meals. Smaller, more frequent meals can help pets who gulp their food or beg early in the morning.
If your pet has a medical diet or needs medication with food, speak to your vet before switching to automatic feeding.
They are reliable for a day or two when set up properly, but they do not replace a person checking on your pet. Test the schedule for a week while you are home, fit backup batteries, and arrange for someone to check water and the feeder on longer trips.
No. The PETLIBRO Granary and WOPET SmartFeeder are designed for dry kibble. Wet food spoils and can jam the mechanism.
Both feeders here keep their programmed schedule offline, and both have backup power for outages. You lose app control and notifications until Wi-Fi returns.
The WOPET SmartFeeder holds 6 L, so it lasts longer between refills for big eaters. The Granary's 5 L can empty quickly for large dogs.
Only if you want to watch meals or talk to your pet. The PETLIBRO Granary has a 1080p camera and two-way audio. If you already have a pet camera nearby, a feeder without one, like the WOPET, saves money.
Yes. Set exact portions and split them into several small meals so your pet eats at a steady pace. Ask your vet how much your pet should eat per day, then program the feeder to match.
How we choose: we compare products using the specifications the manufacturers publish, current Amazon listings, and the owner questions we hear most. We only list products that are currently available, and we remove picks when their listings disappear. We do not show prices on this page, because Amazon prices change often and can only be shown if they were checked in the last 24 hours. Use the Check price on Amazon buttons to see today's price. We may earn a commission when you buy through our links, at no extra cost to you, and that never decides which product we rank first.