Short answer:
Yes - RFID pet feeders are worth it for many people, but mainly in multi-pet households or pets with special diets. If you only have one pet, they're often unnecessary.

Here is a balanced technical explanation of when RFID feeders are worth it and when they are not.

When RFID Feeders Are Worth It

1. Prevent Food Stealing in Multi-Pet Homes

The biggest advantage is food access control.
RFID feeders only open when the authorized pet approaches, preventing other animals from eating the food.

This is extremely useful when:

One cat eats too fast

One cat steals food from others

Pets eat different foods

Example:

Cat A → diet food

Cat B → normal food

The RFID feeder ensures each cat only eats its own food.

2. Useful for Medical Diets

Many pets require special veterinary diets, such as:

kidney diet

thyroid diet

weight-loss diet

allergy food

RFID feeders help ensure only the correct pet can access prescription food, which is one of their biggest benefits.

3. Better Feeding Monitoring

Some smart RFID feeders can:

track feeding time

record eating frequency

monitor food consumption

This can help owners detect health problems early because changes in eating habits are often the first symptom of illness.

4. Automation and Convenience

Many RFID feeders offer:

scheduled feeding

portion control

remote app monitoring

This makes feeding easier for busy pet owners or people who travel often.

When RFID Feeders Are NOT Worth It 

1. You Only Have One Cat

If you only have one pet:

A normal automatic feeder is cheaper

RFID adds little value

RFID feeders usually cost $150–$250, much more than standard feeders.

2. Some Cats Don't Like RFID Collars

Many RFID feeders require a collar tag.

Problems:

cats may remove the collar

tag may get lost

some cats refuse collars

If the tag disappears, the feeder won't work.

3. Mechanical Complexity

Because RFID feeders include:

motors

sensors

electronics

lids

they can sometimes have issues like:

slow door closing

food jams

mechanical failure

Some users report these problems in reviews.

Real Owner Experiences

Some owners say RFID feeders are life-changing for multi-cat homes:

"No more grabbing for each other's food."

But others report occasional reliability issues or design problems depending on the model.

Final Verdict

Overall:
RFID feeders are very useful for multi-pet feeding management, but unnecessary for simple feeding situations.