Robotic Pool Cleaners: What to Look For Before You Buy
June 9, 2026 · 6 min read

Suction cleaners are cheap and steal filtration flow. Pressure cleaners need a booster pump. Robots run on their own low-voltage supply and filter debris themselves, which is why they now dominate replacement purchases.
Wall and waterline climbing
If your pool grows a waterline ring, buy a model rated for walls and waterline scrubbing. Floor-only robots are fine for spas and small plunge pools.
Filter type beats filter size
Fine cartridge baskets catch pollen and silt; mesh baskets handle leaves without clogging. Models that ship with both are worth the premium if you have trees.
Brushes and surfaces
Rubber brushes grip plaster and pebble; foam rollers suit vinyl and fiberglass. Wrong pairing means a cleaner that slides instead of scrubbing.
Cable, caddy and parts
Get 10 feet more cable than your longest diagonal, insist on a swivel, and confirm brushes, tracks and impellers are sold as replacement parts. Serviceability decides whether the unit lasts five seasons or two.
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