Where it sits in Mammotion’s range

  1. SPINO E1Mammotion's first pool robot: no camera, no dock · $499
  2. SPINO S1 ProThis model
  3. Mammotion SPINO S1Same cleaning hardware, without the self-lifting dock

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What we know

Most of what we know comes from Mammotion, plus reporting from PCWorld and Trusted Reviews, who covered its CES and Kickstarter launches, and a specs-based write-up from GizmoCrowd. They don't even agree on some basics, such as the sensor count and the fine filter size. The big idea is the dock: the robot climbs out onto the deck to charge, though you still empty the filter basket yourself.

A dock that lifts it out

Mammotion says that when a clean ends or the battery runs low, the robot climbs the pool wall, lines up with the dock's arm and pulls itself onto the deck, where charging starts automatically. PCWorld points out you still have to empty the filter basket before the next run. The dock is its main advantage over the cheaper S1.

Check your pool edge first

Mammotion says the dock needs a platform at least 35cm wide beside the pool, and GizmoCrowd flags the same limit. That rules out some infinity pools and narrow or irregular coping. If your pool can't take the dock, the S1 Pro loses its main advantage, and the cheaper S1 or the tested SPINO E1 makes more sense.

Camera, sensors and an underwater link

Mammotion says a camera and time-of-flight sensors map the pool and pick out walls, steps and dirty patches, and that the app stays connected underwater within 10m of the dock. That would fix a common gripe, since most cordless robots, the SPINO E1 included, go silent once submerged. Mammotion gives the sensor count as 23 and Trusted Reviews as 18.

Cleaning and filter claims

Mammotion claims up to 6,800 gallons an hour of flow from five motors, plus a sideways sweep along the waterline. Trusted Reviews reports it's meant to clean within about 1cm of the walls. PCWorld describes a two-layer filter with a 180-micron outer screen and a 38-micron inner one, but GizmoCrowd lists the fine layer as 20 microns. Mammotion hasn't published a runtime.

What's not checked yet

Nobody has used one in a real pool yet, so these are the open questions: how reliably it docks on different pool edges, and how often you'd need to step in; whether the camera, sensors and underwater app link work as Mammotion describes; how well it actually cleans; and how long it runs, since Mammotion hasn't published a runtime. Deliveries are expected this November.

Our take

Should you buy the SPINO S1 Pro?

Best for: Pools with space beside the water for a charging station. Skip it if: You want a stronger record in independent tests before buying.

wait for a hands-on test unless you are happy backing a crowdfunded product. The SPINO E1 is Mammotion's tested, simpler robot, and the Aiper Scuba X1 is a tested cordless robot with a charging dock.

The SPINO S1 Pro is Mammotion's new flagship pool robot, above the SPINO E1 and the plain SPINO S1. Its dock sits by the pool, and when the robot finishes or runs low it climbs the wall and the dock's arm pulls it onto the deck to recharge. It also adds a camera for mapping and spotting debris, and an app link that works underwater.

It's a Kickstarter preorder, with deliveries expected this November. Mammotion says the dock needs a flat ledge at least 35cm wide by the pool, which rules out some infinity pools and narrow coping, and you still empty the filter basket by hand. If your pool can't take the dock, the cheaper S1 or the tested SPINO E1 makes more sense.

Where to buy

Where to buy the SPINO S1 Pro in United States

Pre-order in United States. Switch market above, or see the alternatives below.

Before you buy

The questions people ask about this one

How do I get it out of the water?

You shouldn't have to. Mammotion says it climbs out onto its dock by itself after each clean and charges there. That needs a flat platform at least 35cm wide by the pool, per the specifications. Nobody has tested how reliably it docks yet.

Does it climb walls and clean the waterline?

Mammotion says so, with a mode that sweeps sideways along the waterline to lift grime and scum, per the specifications. Trusted Reviews reports it's designed to clean within about 1cm of the walls. No tester has checked either claim yet.

Is it cordless, and how long does a charge last?

It's cordless and charges on its poolside dock, per the specifications. Mammotion hasn't published a runtime or battery size, and neither PCWorld nor Trusted Reviews reported one, so you can't compare it with rivals yet.

Does it need an app, and does it work underwater?

The app picks modes and can bring the robot to shore, and Mammotion says it stays connected underwater within 10m of the dock. That's unusual, as most cordless robots lose contact once they sink. We don't know yet how well it works in practice.

When can I get one?

Trusted Reviews reported Kickstarter orders from 28 April 2026, with shipping expected in November, and GizmoCrowd gives the same month. Crowdfunded dates can slip. Mammotion's warranty is three years for backers, per the specifications.

Alternatives

Other robotic pool cleaners to compare.

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Mammotion SPINO E1
Mammotion · $499

SPINO E1

Why consider it: Mammotion's tested, simpler cordless robot, which three testers found light and easy to live with.

The compromise: No dock or camera, you collect it before it sinks, and testers split on its cleaning.

Independently reviewedView profile →
Aiper Scuba X1
Aiper

Scuba X1

Why consider it: A tested cordless all-rounder with a charging dock that testers agree is good on floors and fine dirt.

The compromise: Testers disagree on how much bigger debris it leaves, and its fine filter is a chore to clean.

Independently reviewedView profile →
Beatbot AquaSense 2 Ultra
Beatbot

AquaSense 2 Ultra

Why consider it: A big camera-guided robot whose underwater cleaning testers rate highly.

The compromise: It's very heavy, and its surface skimming splits opinion.

Highly rated by reviewersView profile →

Specs

Full specifications

DockingAutoShoreCharge dock with lifting arm; returns and charges on the deckSource: Mammotion
Dock spaceNeeds a platform at least 14in (35cm) wideSource: Mammotion
Claimed flowUp to 6,800 GPH (85ft (26m)³/h)Source: Mammotion
Motors5Source: Mammotion
Sensors23Source: Mammotion
NavigationZonePilot camera mapping with time-of-flight sensorsSource: Mammotion
FilterDual-layer micro-filtrationSource: Mammotion
Pool sizeUp to 3,229 sq ft (300m²)Source: Mammotion
Cleaning modes5Source: Mammotion
App linkUp to 33ft (10m) underwaterSource: Mammotion
Warranty3 years for backersSource: Mammotion

Each specification names its source. Manufacturer claims are not independent test results; unconfirmed figures are labelled.

Owner reviews

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