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eufy Omni C20

eufy Omni C20

By eufy · Robot Vacuums · Cleaning & Smart Home · More from eufy

  • 7,000 Pa suction
  • Dual spinning mop pads, 180 rpm with 6 N pressure
  • All-in-one station: auto empty into 3.1 L bag, mop wash and dry, water refill
  • 3.35-inch body height
  • LiDAR and IR sensor navigation

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Problems, parts and running costs

Summary

A slim robot vacuum and mop with a full wash-dry-empty station, built for hard-floor homes that want coverage under low furniture without paying flagship money. Check the navigation before you buy: the front laser and infrared sensors map rooms but do not recognize objects, so cords, pet waste and small toys have to be cleared by hand.

Strengths

  • The 85 mm body slides under low furniture where taller robots get stuck.
  • The station washes, dries and empties with no manual work in hands-on testing.
  • Mopping beats the category average in independent lab tests.
  • Flattened short pet hair pickup is strong, at 96% against an 81% average.
  • Initial mapping and path planning are consistently good.

Weaknesses

  • No real obstacle avoidance: cables, pet waste and toys must be cleared before every run.
  • The 250 ml dustbin sends the robot back to the dock roughly every 250 ft².
  • Per-charge coverage is about half the category average in testing.
  • Carpet performance is only average and crevice pickup is far below average.
  • Long 7-inch hair wraps the brush at 54% against a 38% average.
  • The 10.4 mm mop lift cannot keep pads clear of thicker rugs.

Verified specifications

Modeleufy Robot Vacuum Omni C20 (T2280 family), sold in black only.
Suction (claimed)7,000 Pa.
Body height85 mm (3.35 in).
Climb height18 mm claimed; RTINGS measured a 1.9 cm (0.7 in) threshold.
Navigationfront-mounted static LiDAR plus infrared sensors, with no camera or structured light.
Stair detectionthree infrared cliff sensors on the underside.
Mopdual rotating pads at 180 RPM with 6 N (0.6 kg) of downward pressure.
Mop lift10.4 mm (0.41 in).
Dustbin250 ml onboard.
Station3.1 L dust bag, 2.5 L clean water and 2.4 L dirty water tanks, cool-water pad washing and room-temperature air drying (default 4 h).
Runtimeup to 132 minutes claimed; eufy quotes up to 950 ft² at the lowest suction and about 760 ft² typical.
Wi-Fi2.4 GHz only.
Batteryuser-replaceable.
Filterno HEPA or anti-allergy filter.
Dimensionsrobot 328 × 334 × 85 mm (12.91 × 13.14 × 3.35 in); station 330 × 289 × 460 mm.
Weightrobot 3,300 g, station 5,700 g, combined 9,000 g.
Warranty1 year, extended by 6 months with an eufy Plus membership.
Full research notes and sources

eufy’s spec table lists obstacle avoidance as “Infrared + Point laser”, but the machine works differently in practice. It maps with a front-mounted static laser and infrared sensors, then bumps its way around; there is no camera or structured light, so it does not recognize objects. RTINGS and Vacuum Wars treat it as having no real obstacle avoidance, and a Business Insider tester watched it pull a plant off a shelf and drive over cords. In r/Eufy threads owners describe it operating roughly and bumping into obstacles, leaving visible wear.

Clear cables, pet waste and small toys by hand before each run. RTINGS also notes it can get stuck on certain carpeting and tassels. Nobody has published a failure rate, so treat the bumping as a known annoyance rather than a defect. eufy’s own comparison material concedes the C20 is not up to avoiding pet waste, cords and small toys.

Cleaning, mopping and coverage

RTINGS found great hard-floor debris pickup, clearing most debris regardless of size in a single cycle, but only okay carpet performance and passable pet-hair pickup on low-pile carpet. Vacuum Wars scored the mopping above the category average (105 vs 93 on dried stains, 227 vs 171 combined mop points, and half the average water left behind) and flattened pet-hair pickup well above average (96% vs 81%). The same tests found airflow about 25% below average, crevice pickup far below average, long 7-inch hair wrapping the brush at 54% against a 38% average, and coverage of 525 ft² per charge against a 1,015 ft² average.

Business Insider measured about 85% of coffee grounds, 82% of flour and 95% of crushed cereal picked up from carpet, with about 75% of flour recovered from corners, plus mopping that cleared mustard but left traces. In Turbo it covered about 340 ft² in 50 minutes on roughly half a battery. The 250 ml dustbin is the limit on long runs: the robot returns to the dock about every 250 ft². The clean water tank lasts 7 to 14 days, and with no onboard water tank the pads must go back to the dock to re-soak. The 10.4 mm lift cannot keep pads fully off thicker rugs, and pads lose effectiveness as they dry during a long mop.

Parts, upkeep and running costs

Maintenance is documented in the manual: clean the dustbin and filter, the roller brush, the side brush, the sensors and charging pins, the dirty water tank, the mop pads and the detachable mop-washing tray. eufy recommends a vacuum-only pass before mopping to lift dust and hair, and only its own cleaning solution at a 1:200 ratio. Mop pads are meant to be replaced about every three months, and eufy sells a C20 replacement parts kit and spare dust bags. The side brush needs a Phillips screwdriver rather than snapping off. The battery is user-replaceable and eufy publishes a how-to guide. There is no subscription for the core functions; the ongoing costs are dust bags, mop pads, cleaning solution and the water and electricity the station uses.

Is it worth it?

Deal coverage through 2025 and 2026 put the C20 in the mid-$300s against eufy’s $699.99 list. Tom’s Guide reported $399 in March 2025, PCMag UK $449.99 in June 2025, Business Insider $339.99 in August 2025 against a $599.99 compare-at, PCMag a $320-off deal in October 2025, and CNET $340 in August and September 2026 against a $550 reference. eufy’s own site lists it at $699.99 and a certified refurbished unit at $499.99, and Vacuum Wars’ page showed $475.45 in September 2026.

At $350 or less it is a strong pick for mostly hard-floor, low-clutter homes. Between $360 and $500 it stays fair if the slim profile is a hard requirement. At the $699.99 list price it is weak: the same money buys camera-based obstacle avoidance, bigger bins, hot-air drying and better carpet performance from eufy’s own X10 Pro Omni or Roborock-class alternatives. The 7,000 Pa figure is mid-range for a 2025-2026 robot; the reasons to buy are the 3.35-inch height, the wash-dry-empty dock and the street price.

Which model this is

This page covers the eufy Omni C20 (model family T2280), sold in black only, with the All-in-One Station. The US listing for this model is ASIN B0GCDZBK9Q. Do not confuse it with the taller Omni C28 (110.6 mm, roller mop, 15,000 Pa) or the X10 Pro Omni, even though RTINGS’ own comparison found the C20 outperforms the X10 Pro Omni on debris pickup per surface type. The front static laser, not a spinning top tower, is what keeps the body thin.

Sources

Manufacturer:

Independent reviews:

Owner reports:

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