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Robot PoolCleaner Picks

The Best Corded Pool Cleaners

A cable in the pool and a transformer on the deck, in exchange for a machine with no battery to die. For a large pool or a long-term purchase, this is still the right answer.

By Mike M. · Published November 6, 2026 · Last updated November 6, 2026

How this page is funded: we earn an Amazon commission on qualifying purchases made through links here, at no extra cost to you. It does not change which products we pick or the order we rank them in — here is the method and the full disclosure. Prices are live from Amazon, checked November 6, 2026.

The Dolphin Nautilus CC Plus is the best corded pool cleaner for most pools: rated to 40 feet, wall-climbing, Wi-Fi scheduled, and upgradeable to ultra-fine filtration for about $26. For pools to 50 feet, the CC Supreme adds a dedicated waterline brush.

At a glance

Quick picks

Tap any row for the full write-up. Prices are live from Amazon, checked November 6, 2026.

#ProductBest forScorePrice
1
Dolphin Nautilus CC Plus

Dolphin Nautilus CC Plus

Dolphin · Corded, mains power supply — no battery

Best corded overall8.1out of 10
$899.00· View on Amazon

Price checked November 6, 2026. #ad How we earn

2
Dolphin Nautilus CC Supreme

Dolphin Nautilus CC Supreme

Dolphin · Corded, mains power supply

Best for pools to 50 ft8.6out of 10
$1,449.00· View on Amazon

Price checked November 6, 2026. #ad How we earn

3
Dolphin Escape

Dolphin Escape

Dolphin · Corded, mains power supply

Best for leaf volume7.7out of 10
$699.00· View on Amazon

Price checked November 6, 2026. #ad How we earn

4
Polaris VRX iQ+

Polaris VRX iQ+

Polaris · Corded, mains power supply

Best cable management7.5out of 10
$1,499.00· View on Amazon

Price checked November 6, 2026. #ad How we earn

5
Hayward TigerShark QC

Hayward TigerShark QC

Hayward · W3RC9990CUB

Best for Hayward equipment owners7.2out of 10
$1,489.00· View on Amazon

Price checked November 6, 2026. #ad How we earn

What actually decides this

The corded robot is the unfashionable choice and, for a specific kind of buyer, clearly the correct one. There is no battery, so there is no three-year cliff. There is no runtime limit, so pool size stops being a constraint on whether the job finishes. And in the case of the Maytronics Dolphin line, there is a spare-parts network that means a seven-year-old machine is a maintenance item rather than a write-off.

What the cable actually costs you

Three things, and it is worth being honest about all of them.

  • Tangling. A floating cable twists as the robot turns. On a rectangle this is a non-issue; on a freeform or kidney-shaped pool it is a weekly annoyance. The Polaris VRX iQ+ addresses it with a swivel, which is the only real engineering answer anyone has offered.
  • Siting the power supply. It needs to be dry, shaded and on a GFCI-protected circuit within cable reach of the water. If your only outdoor outlet is 30 feet from the pool, this is a problem to solve before you buy, not after.
  • Stowing it. 40-70 feet of cable has to live somewhere between runs. A caddy is close to mandatory.

Why Dolphin dominates this list

Not brand loyalty — parts. Maytronics publishes part numbers, sells genuine brushes for about $23 and tracks for about $35, and every pool retailer stocks them. A Dolphin that stops climbing walls is almost always a flat front brush, which is a ten-minute twenty-three-dollar fix. The same fault on a brand with no parts channel is the end of the machine. Over a ten-year horizon this matters more than any spec on the box.

The second reason is filtration economics. The Nautilus CC Plus takes ultra-fine cartridges that cost roughly $26 for four. That is the cheapest route to genuine fine-particle filtration anywhere in this category — cheaper than the fine baskets for most cordless flagships, and you get four so you can run two while two dry. See filters by brand.

Rated length, not rated area

Maytronics rates its machines by pool length rather than square footage: 33 ft for the Escape and Cayman, 40 ft for the Nautilus CC Plus, 50 ft for the CC Supreme and Wave 60. Match the number to your pool’s longest dimension and you have eliminated most of the range in one step. Buying a 33 ft machine for a 40 ft pool is the single most common mistake here, and it presents as “it never does the far end”.

Corded does not mean cheap to run

A robot with its own motor draws power while it runs — typically 150-200 W, so a two-hour cycle is a few cents. That is genuinely trivial. What is not trivial is the suction-cleaner alternative, which needs your main pump running: pool pumps are among the largest electrical loads in a home, per the Department of Energy. A robot that cleans independently of the pump can let you shorten pump run-time, which is where the real saving is. The running-cost guide works the numbers.

The picks in full

Dolphin Nautilus CC Plus

Best corded overall

The default corded robot for a 40-foot inground pool: it climbs walls, it has never needed charging, and Maytronics parts are stocked everywhere — which is why it outlives cordless units.

Spec score

8.1/ 10 — derived from published specs, see the rubric
Debris capacity
8.0
Surface coverage
6.5
Filtration
9.0
Runtime & coverage
9.5
Value for spec
8.0

Published specifications

PowerCorded, mains power supply — no battery(retailer listing)
Rated pool sizeInground pools up to 40 ft in length(retailer listing)
WallsWall-climbing scrubber brush(retailer listing)
ControlWi-Fi app control(retailer listing)
Filter accessTop-load filter cartridges(retailer listing)
Fine filtrationUltra-fine cartridges sold separately(retailer listing)

What works

  • No battery means no battery to degrade — the single biggest cause of a dead cordless robot at year three
  • Ultra-fine cartridges are a $19-26 upgrade, which makes it the cheapest route to real fine filtration
  • Maytronics spares — brushes, tracks, filters, power supplies — are stocked by everyone
  • Top-load filter access means you empty it without turning it over

What doesn't

  • A floating cable in the pool, which tangles on a freeform shape and has to be stowed
  • The power supply needs a dry, shaded, GFCI-protected spot near the pool
  • No waterline pass — that is the CC Supreme

Who should skip this

Skip this one if your pool is freeform or over 40 ft, or you cannot site a power supply within cable reach of the water.

Dolphin Nautilus CC Supreme

Best for pools to 50 ft

The 50-foot Dolphin with a dedicated waterline scrubber and dual drive — the corded answer for a large pool where a cordless robot would need two charges.

Spec score

8.6/ 10 — derived from published specs, see the rubric
Debris capacity
8.5
Surface coverage
8.5
Filtration
9.0
Runtime & coverage
10.0
Value for spec
7.0

Published specifications

PowerCorded, mains power supply(retailer listing)
Rated pool sizeInground pools up to 50 ft in length(retailer listing)
WaterlineDedicated waterline scrubber brush(retailer listing)
DriveDual drive(retailer listing)
ControlWi-Fi app control(retailer listing)
Filter accessTop-load filter(retailer listing)

What works

  • 50 ft rating covers nearly every residential pool, including long lap pools
  • A dedicated waterline brush, not a wall climb that happens to reach the line
  • No battery, so a long pool never means a mid-cycle recharge
  • Full Maytronics parts support

What doesn't

  • A long cable in a long pool is more cable to manage, not less
  • Costs more than most cordless flagships while skimming nothing
  • Still needs a sited power supply

Who should skip this

Skip this one if your pool is under 40 ft — the Nautilus CC Plus does the same job for roughly $550 less.

Dolphin Escape

Best for leaf volume

Dual motors and a genuinely large top-loading filter in a 33-foot machine that works in both above-ground and inground pools — the pick when leaf volume is the problem and you want a corded robot.

Spec score

7.7/ 10 — derived from published specs, see the rubric
Debris capacity
9.0
Surface coverage
5.0
Filtration
8.0
Runtime & coverage
9.5
Value for spec
7.5

Published specifications

PowerCorded, mains power supply(retailer listing)
Rated pool sizeAbove-ground and inground pools up to 33 ft(retailer listing)
MotorsDual motors(retailer listing)
FilterLarge top-loading filter(retailer listing)
BrushHyperBrush(retailer listing)
TractionHyperGrip tracks(retailer listing)

What works

  • The large top-load filter bin is the reason to buy it: leaf-heavy pools fill a small canister in minutes
  • Works in above-ground and inground, so it survives a pool change
  • HyperGrip tracks hold on slick vinyl and fiberglass where wheels spin
  • No battery

What doesn't

  • 33 ft is its ceiling — a 40 ft pool needs the Nautilus CC Plus
  • No wall climbing or waterline pass
  • Corded

Who should skip this

Skip this one if your pool is longer than 33 ft, or you need the walls and waterline cleaned as well as the floor.

Polaris VRX iQ+

Best cable management

Polaris's corded robot, with a 70-foot cable on a tangle-reducing swivel and seven modes — the pick for a very long pool where cable management is the real problem.

Spec score

7.5/ 10 — derived from published specs, see the rubric
Debris capacity
8.5
Surface coverage
6.5
Filtration
6.5
Runtime & coverage
10.0
Value for spec
6.5

Published specifications

PowerCorded, mains power supply(retailer listing)
Cable70 ft with tangle-reducing swivel(retailer listing)
Modes7 cleaning modes(retailer listing)
DebrisLarge debris canister(retailer listing)
ControliAquaLink app control(retailer listing)
Filter ratingNot published as a micron figure(not published)

What works

  • 70 ft of cable reaches corners of a lap pool that a 40 ft Dolphin cable cannot
  • The swivel is not a gimmick: cable twist is the number one complaint about every corded robot
  • iAquaLink integration if you already run Jandy or Zodiac equipment
  • Large canister suits heavy debris

What doesn't

  • No published micron figure
  • Costs as much as the Beatbot Sora 70, which also skims
  • Polaris robot spares are less widely stocked than Maytronics

Who should skip this

Skip this one if your pool is under 40 ft, or you are not already in the Jandy/iAquaLink ecosystem — a Dolphin costs less and is easier to get parts for.

Hayward TigerShark QC

Best for Hayward equipment owners

The TigerShark with a Quick Clean cycle, rated for a 20 x 40 ft pool — the Hayward robot to buy, and still priced above what the coverage justifies.

Spec score

7.2/ 10 — derived from published specs, see the rubric
Debris capacity
8.0
Surface coverage
6.5
Filtration
7.5
Runtime & coverage
9.5
Value for spec
5.5

Published specifications

Model codeW3RC9990CUB(retailer listing)
PowerCorded, mains power supply(retailer listing)
Rated pool sizeInground pools up to 20 x 40 ft(retailer listing)
CycleQuick Clean cycle(retailer listing)
Filter ratingNot published as a micron figure(not published)

What works

  • A 90-minute Quick Clean cycle is genuinely useful before guests arrive
  • Published 20 x 40 ft rating, which Hayward does not give for the SharkVac
  • Hayward dealer warranty service
  • Replacement RCX70101 cartridges are cheap and widely stocked

What doesn't

  • Close to $1,500 — flagship money for a machine that does not skim or map
  • No published micron rating
  • Heavier than the cordless alternatives and no caddy included

Who should skip this

Skip this one if you have no reason to stay inside the Hayward ecosystem. The Dolphin Nautilus CC Supreme covers 50 ft with a waterline brush for less.

Questions people actually ask

Is a corded pool cleaner safe in the water?

Yes — the in-water portion runs on low-voltage DC from a transformer that stays on the deck. Install it on a GFCI-protected circuit, keep the power supply dry and shaded, and never run a damaged cable. The CPSC’s Pool Safely program is the reference for electrical and entrapment safety around pools.

How do I stop a corded pool robot's cable from tangling?

Uncoil the full cable into the water before the cycle starts rather than feeding it in as the robot moves, keep the power supply on the long side of the pool, and let the cable float rather than sink. If your pool is freeform, a swivel-equipped model is worth the premium.

Do corded robots clean better than cordless ones?

Not inherently — the top cordless machines publish higher suction figures. Corded machines clean more completely, because they have no runtime limit and will finish a large pool in one cycle. On a small pool the difference largely disappears.

How long do corded pool robots last?

Owner reports on the Maytronics line commonly describe 7-10 years with brush, track and filter replacement, and the motor assembly is itself a replaceable part. That is the core argument for corded. The lifespan guide has the detail.

Can a corded robot work in an above-ground pool?

Yes, if the model is rated for it — the Dolphin Nautilus AG and Escape both are. The cable has to come over the pool wall, which some owners dislike. See the above-ground roundup.

Where these facts come from

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