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Browse the top-rated Dolphin robotic pool cleaners designed for in-ground swimming pools. Whether you have a gunite, fiberglass, vinyl, or tile pool, Dolphin has a robot engineered to deliver a spotless clean. Every robot includes free shipping, a 30-day risk-free trial, and a full Maytronics manufacturer's warranty.
MultiMedia
Waterline Cleaning
Leaf Bag
Full Filter Indicator
Above Ground & In-Ground
SmartNav 2.0
MaxBin
Efficient
Waterline Cleaning
Oversized MaxBin
NanoFilters
Weekly Timer
MaxBin
Wall Climbing
Weekly Timer
Efficient
Gyroscope
Waterline Cleaning
NanoFilters
myDolphin Plus App
Wall Climbing
Efficient
Filter Bag
CleverClean
Filter Basket
Waterline Cleaning
Weekly Timer
myDolphin Plus App
Filter Basket
Waterline Cleaning
Weekly Timer
Efficient
Filter Basket
Waterline Cleaning
Weekly Timer
myDolphin Plus App
Commercial
Smart Navigation
Efficient
Commercial
Smart Navigation
Efficient
Commercial
Smart Navigation
Efficient
Commercial
Smart Navigation
Efficient
Commercial
Smart Navigation
Efficient
Designed for use in fountains, wading pools, and reflection pools, with the capability to function in water as shallow as 8 inches
Commercial
Smart Navigation
Efficient
Waterline Cleaning
Oversized Basket
NanoFilters
Weekly Timer
MultiMedia
Waterline Cleaning
Leaf Bag
Full Filter Indicator
Gyroscope
Waterline Cleaning
NanoFilters
myDolphin Plus App
Filter Basket
Wall Climbing
Weekly Timer
Efficient
Above Ground Pools
SmartNav 2.0
Top-Loading Basket
Efficient
Waterline Cleaning
Oversized Basket
NanoFilters
Weekly Timer
MultiMedia
Waterline Cleaning
Leaf Bag
Full Filter Indicator
Gyroscope
Waterline Cleaning
NanoFilters
myDolphin Plus App
Filter Basket
Wall Climbing
Weekly Timer
Efficient
Above Ground Pools
SmartNav 2.0
Top-Loading Basket
Efficient
Above Ground Pools
Top-Loading Basket
Efficient
Filter Basket
Wall Climbing
Weekly Timer
Efficient
Filter Basket
Waterline Cleaning
Weekly Timer
myDolphin Plus App
Filter Basket
Waterline Cleaning
Weekly Timer
Efficient
Filter Basket
Waterline Cleaning
Weekly Timer
myDolphin Plus App
Commercial
Smart Navigation
Efficient
Commercial
Smart Navigation
Efficient
Commercial
Smart Navigation
Efficient
Commercial
Smart Navigation
Efficient
Commercial
Smart Navigation
Efficient
Commercial
Smart Navigation
Efficient
Our team tested every Dolphin robot hands-on. These five deliver the best cleaning performance for in-ground pools in 2026.
What our experts want you to know before choosing your Dolphin inground pool cleaner.
The best Dolphin for your in-ground pool depends on pool size, surface type, and features you need. For most homeowners, the Dolphin Premier and Dolphin Sigma offer the best combination of performance and value. For smaller pools or tighter budgets, the Dolphin Cayman is a top-rated option. Our pool experts can help match you to the perfect robot.
ProLine robots (Premier, Sigma, Quantum) include commercial-grade motors, waterline cleaning, and a 3-year warranty. Max-Series robots (Cayman, Escape) deliver outstanding cleaning at a lower price with a 2-year warranty. Both series include NanoFiltration options and MaxBin top-access debris removal.
Yes. Dolphin robotic pool cleaners are designed to work on all in-ground pool surfaces including gunite, plaster, fiberglass, vinyl, and tile. Each robot uses surface-adaptive brushes that deliver a thorough clean without damaging your pool finish.
No, we never charge a restocking fee! We know a robotic pool cleaner is a big investment, which is why we offer free 30-day trials on all robotic pool cleaners. If it's not the right fit, send it back for a full refund.
Every Dolphin robot from Poolbots includes the robot, power supply, a caddy or carrying handle (model dependent), filter media, and a full manufacturer's warranty. You also get free shipping and our 30-day risk-free trial—no restocking fees if you need to return or exchange.
Most Dolphin inground pool robots complete a full cleaning cycle in 1.5 to 2.5 hours depending on pool size and the model. Many models include a weekly timer so you can set it and forget it—your pool stays clean automatically.
ProLine models (Premier, Sigma, Quantum) clean the floor, walls, and waterline. Max-Series models like the Cayman clean floors and walls but do not scrub the waterline. The Escape cleans floors only. Waterline cleaning is essential for removing bacteria, algae, and biofilm buildup.
For most inground pools, corded Dolphin robots are the better choice. They deliver stronger, more consistent suction, longer run times, and more thorough filtration. Cordless models like the Liberty series are ideal when an outdoor power outlet isn't accessible. Read our full corded vs cordless comparison.
Yes, Dolphin robots with NanoFilters capture ultra-fine particles down to the micron level, including algae, pollen, sand, and sunscreen residue. NanoFilters are included with ProLine models and available as an option on Max-Series robots.
The Dolphin Premier is the best Dolphin for pools with heavy leaf debris. It is the only residential Dolphin with an oversized leaf bag, plus commercial-grade motors, Multi-Media filtration, NanoFilters, and a 3-year warranty.
No! Every Dolphin robot is plug and play. Just plug the power supply into a standard outlet and drop the robot in your pool—no booster pump, no hoses, and no connection to your pool's filtration system required.
Yes. All Dolphin robotic pool cleaners are compatible with both freshwater and saltwater pools of all shapes and sizes.
For algae, sand, or fine debris: Use NanoFilters to capture particles standard filters miss. For leaves and large debris: Use an oversized leaf bag or standard filters. For general cleaning: Standard mesh filters maximize flow rate for everyday use.
ProLine robots (Premier, Sigma, Quantum) include a 3-year manufacturer's warranty. Max-Series robots (Cayman, Escape) include a 2-year warranty. As an Authorized Maytronics Dealer, every Dolphin from Poolbots carries the full manufacturer's warranty.
Still have questions? Contact our pool experts or call (888)-615-5728
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