Head-to-Head

Dolphin Explorer E20 vs Dolphin Nautilus Titan

A side-by-side comparison of the Dolphin Explorer E20 and Dolphin Nautilus Titan — price, filtration, cleaning coverage, brushes and warranty — to help you pick the right Dolphin robotic pool cleaner.

Feature Explorer E20 Nautilus Titan
Overview
Price $1299$699 $1599
LineupExplorer™Nautilus™
Best forBudget wall climbingWaterline cleaning with app control
Pool sizeUp to 33 ftUp to 50 ft
Cleaning coverageFloor + WallsFloor + Walls + Waterline
Cleaning cycle2 hoursScheduled or on demand
Suction4,000 GPHNot published
Scrubbing brushes22
FiltrationTop-load cartridgeUltra-fine top-load basket
Standout features
Waterline cleaning No Included
3-year warranty No No
NanoFilters™ included No No
MultiMedia™ filtration No No
Media-Alert™ No No
Oversized leaf bag No No
MaxBin™ filtration No No
HyperBrush™ scrubbing No No
App control No Included
Anti-tangle swivel No No
Corded power Included Included
Navigation & ownership
NavigationCleverClean™CleverClean™ with pick-up mode
Weekly schedulingNo weekly timerScheduling in the app
App controlNo app controlmyDolphin Plus (Wi-Fi and Bluetooth)
Cable50 ft (no swivel)60 ft
What is included
  • Fine filter basket
  • Power supply
  • 50 ft cable
  • Ultra-fine top-load filter basket
  • Wi-Fi power supply
  • 60 ft cable
Warranty2 years1 year
Cleaning coverage

Waterline cleaning

Why it matters

Dolphin Explorer E20 vs Dolphin Nautilus Titan: how they compare

The Dolphin Explorer E20 is part of the Explorer™ lineup — wall climbing on a budget in the Explorer™ line. It cleans pools up to 33 ft with floor + walls coverage and Top-load cartridge filtration, backed by a 2-year warranty.

The Dolphin Nautilus Titan is part of the Nautilus™ lineup — wall-to-waterline cleaning with app scheduling and a pick-up mode that brings the robot to the edge. It handles pools up to 50 ft with floor + walls + waterline coverage and Ultra-fine top-load basket filtration, backed by a 1-year warranty.

Our verdict: the Dolphin Nautilus Titan wins

Between these two, the Dolphin Nautilus Titan is the better buy — wall-to-waterline cleaning with app scheduling and a pick-up mode that brings the robot to the edge. It cleans with floor + walls + waterline coverage and Ultra-fine top-load basket filtration, backed by a 1-year warranty.

Our top recommendation: neither of these is in our two best lineups. For the best clean in this price range, step up to the Dolphin Quantum Pro from our ProLine™ — our top pick, highlighted at the top of this comparison.

Not sure yet? We're here to help

Every Dolphin Max-Series™ and ProLine™ robotic pool cleaner ships free and is backed by a full manufacturer warranty — explore our top-recommended robots and find the right fit for your pool.

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