SwitchBot S20 vs ECOVACS DEEBOT X9 PRO OMNI: which fits your home?

The published differences, side by side, with the makers’ store prices of Oct 23, 2026.

Updated Oct 23, 2026. Figures from the sources listed at the end; we don’t test robots.

Pick the ECOVACS DEEBOT X9 PRO OMNI for a lower body (3.86 in). Where both makers publish a figure, the ECOVACS DEEBOT X9 PRO OMNI is level or ahead on each one.

The two robots

SwitchBot S20 with each of its two docksPhoto: SwitchBot
Height
4.53 in
Door sill
0.79 in

No edge where both makers publish

SwitchBot S20

  • LiDAR mapping
  • AI camera
  • Roller mop
  • Dock empties, dries and refills
  • Lifts its roller mop and stops the water on carpet
  • AI camera, front infrared and side sensors for obstacles

$799.99at SwitchBot, checked Oct 23

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ECOVACS DEEBOT X9 PRO OMNI in its dockImage: ECOVACS
Height
3.86 in
Door sill
0.79 in

For a lower body (3.86 in)

ECOVACS DEEBOT X9 PRO OMNI

  • dToF laser mapping
  • AI 3D recognition
  • Roller mop
  • Full dock
  • Washes its roller mop in water up to 167°F (75°C)
  • Dries the roller with 145°F air

$799.99at ECOVACS, checked Oct 23

Buy at ECOVACS

We earn a commission if you buy.

Pick the ECOVACS DEEBOT X9 PRO OMNI if

Published for only one of them

Side by side

SwitchBot S20ECOVACS DEEBOT X9 PRO OMNI
What the dock does
  • Empties its bin into a bag
  • Rinses its roller on the robot as it mops; SwitchBot doesn’t say the dock washes it
  • Dries its mops with warm air
  • Refills the robot’s water tank
  • Also sold with an auto refill and drain kit
  • Full dock
  • Empties its bin into a bag
  • Washes its mops in hot water
  • Dries its mops with warm air
  • Refills the robot’s water tank
Door sills
0.79 in (20 mm); SwitchBot calls it obstacle crossing0.79 in (20 mm), with the mop on
Robot height
4.53 in3.86 in
Rugs and carpet
Not publishedNot published
Mop
RollerRoller
Mop on carpet
Lifts its roller and stops the water (height not published)Lifts its roller 0.39 in (10 mm)
Mop wash water
No temperature givenUp to 167°F (75°C)
Mop drying
Warm air, 122°F (50°C)Warm air, 145°F
Suction (maker’s figure)
10,000 Pa16,600 Pa
Noise (maker’s figure)
Not published65.7 dB in standard mode, vacuum and mop
Navigation
dToF LiDARdToF
Obstacle recognition
AI camera, front infrared and side PSD sensorsAIVI 3D 3.0 with RGBD sensing
Edges and corners
Claw-like anti-tangle side brushTruEdge roller mop extends to edges
Main brush
Rubber brush that SwitchBot says prevents tanglesZeroTangle 3.0 anti-tangle brush
Dust storage in dock
Up to 90 daysUp to 90 days
Warranty
1 year1 year
Matter
Works with MatterNot on ECOVACS’s US page; HomeKit News reported Matter through an app update (May 14, 2025)
On sale in the US since
September 2025May 2025

Questions

Which is cheaper, the SwitchBot S20 or the ECOVACS DEEBOT X9 PRO OMNI?

They cost the same at the makers’ stores: $799.99 (checked Oct 23, 2026).

Which fits under lower furniture?

The ECOVACS DEEBOT X9 PRO OMNI, at 3.86 in tall; the SwitchBot S20 is 4.53 in.

What do their docks do?

The SwitchBot S20 has a dock that empties, dries and refills. The ECOVACS DEEBOT X9 PRO OMNI has a full dock that empties the bin, washes the mops and refills the water tank.

How do they mop?

The SwitchBot S20: roller. The ECOVACS DEEBOT X9 PRO OMNI: roller.

Check both against your home
Sources