Best Dolphin S300i 2026

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Last Updated - 22.07.2026

Best Choice

01

Dolphin

Dolphin Nautilus CC Plus Pool Robot Floor and Wall, Intelligent Navigation, Strong Suction Power, Double Filtration, with Weekly Planner, Pool Cleaner for Recessed Pools up to 12 m

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9.9

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Single Layer Filtration An advanced filtration technology that catches leaves and other larger contaminants.
Powerful wall cleaning: excellent climbing skills allow efficient cleaning of the floor and walls, regardless of pool shape and surface texture.
Powerful cleaning: the pool robot is equipped with two active brushes that remove dirt, algae, leaves, vermin and other impurities and ensure thorough cleaning.
Effortless filter cleaning: thanks to the top accessible filter basket, it can be easily removed for cleaning. Simply open the lid, remove basket and rinse off contaminants.
Developed by Maytronics, the world's leading pool cleaning system company. Rigorously tested and reliable, including a 2-year warranty.

799,00 €
02

Dolphin

Dolphin Nautilus CC Automatic Pool Cleaner, Pool Robot, Floor and Wall Cleaning, Double Filtration, for Flat Bottom Pool up to 10 m, Water Care

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Powerful wall cleaning: excellent climbing skills allow efficient cleaning of the floor and walls, regardless of pool shape and surface texture.
Powerful cleaning: the pool robot is equipped with two active brushes that remove dirt, algae, leaves, vermin and other impurities and ensure thorough cleaning.
Lightweight design: quick water drain for easy lifting out of the basin, complemented by ergonomic hand grips for effortless handling.
Effortless filter cleaning: thanks to the top accessible filter basket, it can be easily removed for cleaning. Simply open the lid, remove basket and rinse off contaminants.
Developed by Maytronics, the world's leading pool cleaning system company. Rigorously tested and reliable, including a 2-year warranty.

699,00 €
Value for Money

03

deawater

deawater (2 Pack Grey Replacement Rails for Maytronics Dolphin Robot Pool Cleaner, Compatible with Dolphin Models, Part Number 9983152-R2, Replacement Rails for Robot Pool Cleaner Parts

33% Off

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Reduce costs - Long term savings - Parts replacement is inevitable, but not painful. Buying durable parts can even be more durable than the industry's expectations, saving a lot of money.
Part number: 9983152-R2 is for a variety of Maytronics Dolphin robot pool
Durability 3. The grey swimming pool cleaner is made of high-quality materials and components that are durable and withstand the harsh environments commonly used in the swimming pool environment
Compatibility: Maytronics Dolphin Pool Cleaners: Active Series, Cayman, Discovery, Echo, E10, Encore, Escape, Nautilus CC, Premium, Prowler Series, Quantum, Triton Series models.

16,17 € 24,00 €(33% Off off)
04

AIPER

(2026 upgrade) AIPER Scuba S1 pool robot floor and wall, waterline cleaning, double filtration, 270 min runtime, intelligent navigation, app control and OTA updates for built-in and above-ground pools

25% Off

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9.3

Excellent

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RELIABLE PERFORMANCE WITH 2 YEAR WARRANTY Trusted by over 500,000 pool owners worldwide, this robot pool cleaner delivers consistent, powerful results. Built to last and backed by 2 year warranty as well as responsive customer service for worry-free property.
Longer running time & flexible cleaning modes: Switch to Eco mode via the app for up to 240-270 minutes running time for daily pool care. For more thorough cleaning, up to 180 minutes are available in car, floor, wall or schedule modes. Schedule mode allows for a weekly individual cleaning schedule for fully automatic operation.
Intelligent Navigation with Full Coverage Equipped with 11 high-precision sensors and improved dual path algorithms. The optimized WavePath cleaning pattern provides systematic coverage with minimal overlap, while adaptive navigation analyzes the pool in real time to avoid missed spots.
Intelligent App Control & OTA Updates: Control the pool robot conveniently via the mobile app. Choose from 5 cleaning modes, check cleaning protocols and benefit from seamless over-the-air updates for continuous improvement.
DOUBLE FILTRATION FOR CRYSTAL CLEAR WATER Advanced dual-layer filter system with replaceable 3 micron ultra fine filter combined with 180 micron standard filter. Effectively captures fine dust, sand, algae, leaves and debris for visibly cleaner and healthier pool water.
COMPREHENSIVE POOL CLEANING Designed for cleaning pool floor, walls, waterline and flat areas (from 30cm depth). The chain suspension system improves mobility and climbing ability for thorough coverage of all pool zones.

521,00 € 699,00 €(25% Off off)
05

vhbw

vhbw 4 x H11 Filter Pad Compatible with Dolphin S300i, S300, S400, Quantum, Premium, S200 Pool Vacuum Cleaner, Pool Robot - Fine Filter

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Replacement for 9991432 R4
Replacement filter for your pool vacuum robot | Filters the finest floating particles up to 50 microns from the pool water | For clean and crystal clear pool water
Material: cotton, fleece, plastic, colour: black, white, weight: 402 g
For direct insertion into the filter basket of the vacuum cleaner - easy filter change. Carefully selected materials for maximum filter performance
Box contents: 4 x filter pads, accessories and spare parts for pool vacuum cleaners and pool cleaners

24,99 €
06

FFyan

FFyan Ultra Fine Replacement Filter Basket Compatible with Dolphin Active 20, Explorer E30, M600, Proteus DX4, Triton PS, S200, S300, Part No: 9991458-R1

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Premium material: more robust and durable ABS plastic frame. Holds the filter layer firmly and prevents it from breaking during use.
Micro filtration technology: This filter basket is made of ultra-fine mesh fabric to effectively capture even the smallest particles and ensure that the pool stays clean and clear.
Efficient filtration: the floor spring filter easily collects large items such as leaves, improves filter efficiency and makes cleaning easier. The filter basket effectively removes dirt, debris, hair and dust from the swimming pool.
Easy to clean: the dirt on the filter can be easily removed from the garden hose with a simple stroke. Please rinse the filter every 4-6 weeks to achieve the best performances that last longer.
Compatibility: compatible with Dolphin Active 20, Active 30, Active 30i, Active 40, Active 60, Advantage Ultra, Discovery (new), Explorer E30, Explorer E50, Explorer E70, M600, Mercury, Premium, Proteus DX4, Proteus DX5i, Prowler 920, Prowler 930, Prowler 930. 00 W 00 200, S300, S300i, S400, T35, T45, T55i, Triton PS, Triton PS Plus, Warrior SE, Warrior SI.

43,99 €
07

Drhomeam

4 Pieces 9991463-R4 Replacement Filter Set for Dolphin Robot Pool Cleaner, Swimming Pool Filter Fits S200 for Active 20 for Active 30 and S300i-M600 Models

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

[Sturdy and Reliable Design] Made from materials, these pleated filter cartridges are washable and built to withstand regular use. You have a reliable swimming experience all summer.
[Quick Cleaning Solution] The filter plates can be effortlessly cleaned with a garden hose sprayer. This quick maintenance solution ensures that your pool cleaner works optimally over time without deteriorating.
[Optimized Cleaning Performance] Specially designed to catch fine dirt, sand and leaves, these filters improve the efficiency of your pool cleaner while reducing time spent on maintenance tasks.
[Easy to Replace Filters] Our ultra-fine replacement filter plates perfectly match popular robot pool cleaner models such as for20, for30 and forM600, making upgrades easy and effective.
[Easy Installation Process] Numbered filter panels make installation easy; even beginners can easily follow to replace their filters without confusion.

26,99 €
08

Dolphin

Dolphin Liberty 200 Wireless Pool Robot Floor, Walls and Waterline, Ultra Fine Filtration, 2.5 Hours Cleaning, Recessed Pools up to 10 m

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8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

ULTRA EFFICIENT CLEANING Keep your pool clean all week long with the Eco Mode feature: 3 cleaning cycles on different days clean the floor with just one charge
ULTRA EFFICIENT CLEANING Keep your pool clean all week long with the Eco Mode feature: 3 cleaning cycles on different days clean the floor with just one charge
OVERCOMES GRAVITY This pool robot overcomes any obstacle. It navigates effortlessly over the pool surface, climbs up walls and cleans the waterline.
ENERGY EFFICIENT An environmentally conscious pool cleaner that saves water, minimizes chemical consumption and maximizes energy efficiency.
Developed by Maytronics, the world's leading pool cleaning system company. Rigorously tested and reliable, including a 2-year warranty.

649,00 €
09

Dolphin

Dolphin Liberty 100 Wireless Pool Robot Floor and Wall, Pool Vacuum Cleaner Battery with 2.5 Hours Cleaning, Fine Filter, Recessed Pools up to 10 m

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Suitable for pools up to 10 metres
Single Layer Filtration An advanced filtration technology that catches leaves and other larger contaminants.
Powerful wall cleaning: excellent climbing skills allow efficient cleaning of the floor and walls, regardless of pool shape and surface texture.
POWERFUL CLEANING This pool cleaning robot is equipped with an active brush that expertly removes mud, dirt, algae, small leaves, bugs and other impurities, ensuring thorough deep cleaning.
MAGNETIC CHARGING PORT With our inductive charging technology, you can recharge your pool robot in no time.

499,00 €
10

Minflora

Minflora Ultrafeiner Filterkorb für Dolphin E30 S300 S300i Active 20 PS Roboterreiniger mit ABS-Basis

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8.3

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

[Starkes und zuverlässiges Design] Die dicke plissierte Struktur sorgt dafür, dass der Filter seine Form unter Durchflussbedingungen beibehält und konsistente Ergebnisse ohne Verzerrung liefert.
[Stabiler ABS-Kunststoffrahmen] Gebaut mit einem starken ABS-Kunststoffrahmen, verspricht dieser Filterkorb außergewöhnliche Stabilität und Haltbarkeit während des Gebrauchs, widersteht Bruch im Laufe der Zeit.
[Praktische Wartung] Reinigen Sie den Filter einfach mit einem Gartenschlauch; sein wiederverwendbares Design ermöglicht es Ihnen, Zeit und Mühe zu sparen und gleichzeitig die Lebensdauer des Produkts zu verlängern.
[Entwickelt für Roboterpoolreiniger] Dieser ultrafeine Filterkorb ist kompatibel mit verschiedenen Modellen wie Active 20 und PS ab und ist somit ein unverzichtbares Zubehör für eine effiziente Poolreinigung.
[Effektive Schmutzaufnahme] Ausgestattet mit ultrafeinem Filterpapier, das sowohl Sand als auch Blätter effizient einfängt und traditionelle Filter für optimale Sauberkeit in Ihrer Poolumgebung übertrifft.

40,89 €