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Comparison · 2 robots

Degrii Zima Pro · Seauto SAT40

All robot pool cleaners. Every measure below is plotted against the full class, so a difference can be read against how much the class itself varies.

  1. Degrii Zima Pro
  2. Seauto SAT40
Degrii, Inc.

Degrii Zima Pro

Autonomy
IIIConditional Autonomy
Score
Not scored
Readiness
Not assessed
Price
Not tracked
Seauto (Seauto Robots)

Seauto SAT40

Autonomy
IIIConditional Autonomy
Score
Not scored
Readiness
Not assessed
Price
$599list

Up to three

01 Classification

What each one does on its own.

The Autonomy Ladder is the same five rungs for every robot on the site. A rung describes the conditions a robot handles without you, not how good it is.

V
Generalized
Any task, any setting
IV
Environmental
Handles new obstacles without help
III
Conditional
Finishes familiar jobs on its own
Degrii Zima ProSeauto SAT40
II
Assisted
Runs preset routines, needs rescue
I
Manual
One action, on command
02 Assessment

Where they actually differ.

The Robovations Score is nine inputs across three pillars, each weighted as shown and each scored so that more is better. A robot can lead on one and trail on another, which is the point of showing them apart. Cost of ownership and data handling are reported on each robot's own page and are never averaged into the score.

None of these robots carries a scored assessment yet, so there is nothing to plot here. The classification and evidence below still apply.

03 Measured against the class

How far apart is a long way?

A number only means something next to the spread it sits in. Each track below is the real range across every classified robot in the class, with the median marked.

Runtime40 with a published figure
  • Degrii Zima Pro210 min
  • Seauto SAT40240 min
90 minmedian 180 min1,800 min
Height55 with a published figure
  • Degrii Zima Pro9.2 in
  • Seauto SAT409.8 in
3.5 inmedian 10.4 in19 in

Not compared, because fewer than two of these robots carry a published figure: Price, Suction, Charge time, Noise, Weight.

04 Ownership

What the numbers leave out.

The trade-off

What each design gives up to be good at what it is good at.

Degrii Zima Pro

A 360-degree, 20-plus-sensor radar array and a 250W triple-motor pump are a more elaborate design than the Zima Lite’s, but the main unit’s dependence on a tethered floating battery pack is a real added component to manage that the Lite does not have.

A one-click ‘climb to waterline’ command reduces how far a person has to reach to retrieve the unit, but does not remove the retrieval task entirely.

Seauto SAT40

The manufacturer claims coverage of all core pool surfaces (floor, walls, waterline) plus corners, but no independent source confirms how completely or consistently that coverage happens in practice.

A lower list price than some competitors in this batch comes with a thinner independently verifiable record: no confirmed warranty term and no accessible third-party reliability evidence.

Who each one is wrong for

Stated by the record itself. A robot being wrong for a household is a fact about fit, not a fault.

Degrii Zima Pro
Buyers who need a confirmed current price before deciding
Current MSRP was not confirmed in sources reviewed; Degrii's own pages showed unpriced or sold-out listings at points during this research.
Buyers who want a single self-contained body
The Zima Pro's main unit is tethered to a separate floating battery pack rather than carrying its own battery internally, unlike the Zima Lite.
Buyers who require independently verified cleaning performance before purchase
No independent, non-manufacturer test of the Zima Pro was located during this research; the most detailed third-party coverage found identified itself as sponsored content.
Seauto SAT40
Buyers who need independently verified reliability data before purchase
No non-manufacturer review, forum, or repair source for the SAT40 was accessible during this research.
Buyers who require a stated, confirmed warranty term
No warranty term was found on the manufacturer's product page.
Above-ground pools as the primary use case
The manufacturer states the unit is designed primarily for inground pools, though it states above-ground use is possible.

What stays your job

The upkeep ownership hands back to you, whatever the autonomy level says.

Degrii Zima Pro
  • After every use: Send the one-click climb-to-waterline command, lift the robot and its floating battery pack out by hand, and empty the 6.5 L filter basket; rinse the mesh with a hose.
  • After every use: Recharge the floating battery pack between runs; a full charge covers up to 210 minutes in floor mode.
  • Weekly: Inspect the 11.5 ft tether cord between the robot and the battery float for cuts, kinks, or abrasion.
  • Monthly: Check the scrubbing brushes for wear and wrapped debris, and swap between the 180-micron and 100-micron baskets if the debris mix has changed.
  • Seasonally: Store the robot and the battery float indoors over the closed season and do not leave the lithium pack fully discharged in storage.
  • As needed: Replace the scrubbing brushes and filter cartridges as they wear (Degrii’s warranty treats both as one-year consumables), and restock the water purification packs sold as a dedicated accessory for this model. No replacement interval or part pricing was found in the material reviewed.
Seauto SAT40
  • After every use: Rinse both filtration cartridges (the 250-micron large cartridge and the 10-micron ultra-fine filter) with a hose; Seauto states rinsing after each use prevents buildup.
  • After every use: Recharge the 10,400mAh battery between runs; Seauto’s own page states a 4.5-hour charge time, while one third-party review says about 3 hours.
  • Weekly: Check the cartridge mesh for tears and clear any debris lodged in the intake ports.
  • Monthly: Wipe down the hull and inspect the cartridge seals for wear.
  • Seasonally: Store the unit indoors over the closed season and do not leave the lithium battery fully discharged in storage.
  • As needed: Replace the filter cartridges when the mesh wears through. Seauto publishes no replacement interval, part pricing, or warranty term on its product page.
05 Evidence

How much each of these is standing on.

Classifications rest on different depths of evidence. A pre-release assessment and a verified one are not the same kind of claim.

Evidence behind each classification
Robot Evidence status Sources reviewed Last assessed
Degrii Zima Pro Verified 6 Aug 2026
Seauto SAT40 Provisional 3 Aug 2026

Robovations classifies robots; it does not rank them. Nothing on this page is a recommendation, and no manufacturer influences a classification or its placement here.