RELEASED 2020REASSESSED 2026.08.08

Trifo

Trifo Lucy

Name: Trifo Lucy
Brand: Trifo

A camera-first robot: Trifo replaced the spinning laser with a 1080p HDR camera and a time-of-flight depth sensor, and the same camera doubles as a home monitor with infrared night vision, live streaming and motion alerts. It vacuums and carries a light gravity-fed mop. Noise is a real cost: reviewers describe it as loud, and the only way to quiet it is to turn suction down.

Superseded byTrifo Lucy Ultra

Price$799 list priceRetail price not tracked

Autonomy Ladder

Why Level III.

One five-rung scale, every category, from acting only on command to working unsupervised anywhere.

VGeneralized AutonomyAny task, any setting. No consumer robot has reached it.
IVEnvironmental AutonomyCopes with everyday clutter and frees itself, shown by independent testing.
To reach Level IVIndependent testing shows it avoids ordinary obstacles before contact, copes without the space being cleared, and frees itself when stuck.
IIIConditional AutonomyThis robot

Trifo Lucy finishes whole jobs in a space it already knows, and still needs a person at the edges.
What it does on its own
- Completes 120-minute cleaning cycles unattended on scheduled runs (Trifo product data)
- Camera-based vSLAM with time-of-flight depth sensing; 3D object recognition identifies and avoids shoes, cables, stairs and pet waste
- 1080p HDR camera with infrared night vision streams live to the app, with motion-detection alerts, automatic five-second clip capture and stills or video on demand
- Multi-floor mapping stores separate layouts with cross-level user indication (owner reports)
- Edge-cleaning side brush focuses on wall-adjacent dust (product specifications)
Why this level
- Lucy completes 120-minute cleaning sessions without supervision in known floor plans, guided by camera vSLAM and time-of-flight depth sensing with 3D object recognition rather than LiDAR.
- Owners retain responsibility for debris clearance, mop pad handling and dock repositioning, capping autonomy at Level III.
- The robot does not navigate unfamiliar environments or cross-floor layouts without human instruction.
What holds it at Level III
- No cross-floor autonomy: Cliff detection prevents falls, but the owner must select the floor and carry the robot to it (product documentation).
- Cliff detection edge cases: Dark or patterned steps are harder for the depth camera and cliff sensors to read; supervision on first runs in a new space is sensible.
- Obstacle handling caps at avoidance: The robot recognizes and routes around objects rather than moving or clearing them.
- Setup dependency: Initial mapping requires a supervised walk-through, and automatic remapping does not account for furniture rearrangement.
Autonomy dimension 66 / 100 · 6 sources reviewed
IIAssisted AutonomyRuns preset routines; stalls at anything new.
IManual AutomationOne action on command; no independent operation.

How we assign a level →

Behind the classification

Sources we reviewed.

Verified6 sources reviewed

Sufficient public evidence across source types to publish a non-provisional classification.

Sources reviewed

Owner reports1 sourceOngoing

Reddit r/robotvacuum threads and Trifo owner forums spanning the years since the 2020 introduction. High-pile carpet performance, stair-detection edge cases on dark steps, noise and filter replacement frequency discussed across 40+ user reports.

Trifo Lucy robot cleaner : r/CasualConversationReddit · r/CasualConversation

Press & video reviews1 sourceReviewed

Tech coverage from the CES 2020 unveiling through hands-on reviews in 2021 and 2022, covering camera navigation without LiDAR, noise, and mop performance.

The robot homecoming is upon usTechCrunch

Specification sources1 sourceReviewed

Pages the published specifications were read from.

qwertycompare.comqwertycompare.com

Monitoring record4 sourcesReviewed

Sources behind the tracker entries following this robot.

Also monitored, nothing listed yet

Manufacturer documentationPending

Trifo official product page and technical specifications, including battery capacity, navigation system, camera and monitoring features, and cliff-detection thresholds.

Firmware release notesPending

Trifo does not publish a numbered firmware changelog for Lucy. Updates are delivered through the app without public release notes.

How we evaluate evidence →

Human Readiness

Ready Now.

One question: what does buying this robot today walk you into? The state is computed from the record, and recomputed daily.

Ready NowThis robot

Trifo Lucy is on sale, assessed, and nothing on its record argues for waiting.
How this was derived
- Trifo Lucy Ultra is shipping as this robot's successor. This record stays current for owners and buyers of this model; the successor is assessed on its own page.
Notes on the record
- Lucy has been on sale through retail and direct channels since 2020, and a refurbished channel exists, so availability is established while pricing varies widely by variant and region.
- Setup requires floor mapping (10-15 minutes) and dock placement in open space.
- Ongoing effort: emptying the 600 ml bin once or twice a week, rinsing the mop pad after wet runs, quarterly HEPA filter replacement, and occasional tangle removal.
On the record
- Shipping since January 2020 · 80 months on the market
- Succeeded by Trifo Lucy Ultra
- 6 sources reviewed
What would move it
A documented problem, an announced successor, or a withdrawn listing moves it out; the rating recomputes daily.
New to MarketOn sale under 90 days; the ownership record is still forming.
WaitA successor is announced and has not shipped; re-read the decision when it arrives.
Known IssuesDocumented problems stand on the record; read the case before buying.

How we assess readiness →

Robovations Score

How this number was reached

59of 100

CapableAt or above 22% of the 431 robots we scoreand 17% of the 214 scored robot vacuums

DeficientLimitedCapableStrongExemplary

What moved itpoints gained or lost against a typical robot

Held back by

Routine maintenance38−3.5
Task completion60−1.9
Support longevity48−1.4

Capability40% of the score61What it does without you.

Task completion16% of the score60

Evidence

Digital Trends called it 'an average performer that may require a couple of passes before you'll be confident that it's clean' and judged the mop a 'laughable implementation' whose pad never seems to touch the floor, with no way to adjust water flow. The Gadgeteer found cleaning fine on smooth surfaces but needing a manual suction increase for carpet, with a 0.6L bin the owner empties after a cleaning or two.

Coverage and navigation10% of the score73

Evidence

Camera vSLAM with time-of-flight depth sensing stores separate maps per floor with cross-level indication, and the edge-focused side brush gives genuinely good perimeter pickup by owner report. Held below the upper anchors by three documented limits: initial mapping needs a supervised walk-through, automatic remapping does not account for furniture rearrangement, and the whole system depends on a clean lens, since a smear degrades mapping and object recognition together in a way a laser would not care about.

Edge-case recovery10% of the score45

Evidence

MBReviews staged a fake pet mess: the robot avoided it while cleaning, but once the program ended it 'no longer cares that the fake poop was there and merrily returns to its base, going over it,' smearing it across the floor, and its map could not register stairs heading downstairs. The Gadgeteer's staged flip-flop test went the other way, with the robot identifying the obstacle and working around it.

Operating envelope4% of the score70

Evidence

MashTips ran it for nearly a week and found the 3,000 Pa suction and center roller effective on a medium-pile rug with no debris left behind, though the near two-hour runtime varied considerably with surface, rugs, pet hair and furniture legs. MBReviews found the IR LEDs let it work in the dark without needing more time, getting lost, or hitting objects more often than in daylight.

Dependability40% of the score64Whether it keeps doing it.

Field failure rate16% of the score73

Evidence

Six years in the field since 2020, which the record calls an unusually long record for this database, with no documented recall as of May 2026 and genuinely independent evidence in forty-plus owner reports plus press coverage, so no retail-text cap applies. Three of the four documented modes are minor and owner-fixable. The fourth is not: a stair tumble on a dark or patterned step needs a manual rescue and may crack the housing, and the record states no incidence figure has been established, so its frequency is unknown rather than low.

Software stability14% of the score65

Evidence

The ordinary consumer case. Firmware reaches the machine through the app so updates ship, and six years of owner discussion across Reddit and the Trifo forums raises no regression pattern. The record states directly that Trifo publishes no numbered firmware changelog for Lucy and no public release notes, so revision levels cannot be stated and nothing about update behavior is inspectable. This is a silent record over a long period rather than a clean one.

Support longevity10% of the score48

Evidence

Scored as commitments, and they are unusually vague for a 799 dollar machine. On sale through retail and direct channels since 2020 with a refurbished channel, so availability is real. Against that: the published warranty expressly excludes batteries, filters and brushes, and the record states its term length is not verified, so the length of the only commitment on offer is unknown. Filters are sold through Trifo with no verified unit price available, there is no numbered changelog, no Matter support, and Trifo is a small vendor with a single line.

Ownership burden20% of the score46What it asks of you.

Routine maintenance12% of the score38

Evidence

Nothing is automated and the cadence is heavy. There is a daily item, a dock inspection to clear debris from the contact points, which almost nothing else here schedules. Then a weekly 600 ml bin empty and side brush dehairing, and after every mopping run the reservoir emptied and the velcro pad detached, rinsed and dried. Monthly camera and depth-sensor window wiping plus wheel lint, quarterly HEPA replacement, and reboots when navigation feels sluggish.

Consumables8% of the score57

Evidence

The cadence is modest: a quarterly HEPA filter, washable velcro cloth pads, and side brushes replaced when bristles snap on a chair leg, with no dock bags and no proprietary solution. What holds this at the middle is that none of it is priced. The record states twice that filters are sold through Trifo and no verified unit price is available, and no price appears for pads or brushes either, so the owner of a 799 dollar machine has no way to budget the one thing they will buy four times a year.

middle half of the databaseits medianthis robot

Reported, not scoredneither measures how well the robot works

Five-year cost$1,030

Upper middle for robot vacuums. About 730 dollars against a 799 dollar MSRP, with pricing the record says varies widely by variant and region, plus an estimated 60 dollars a year for four HEPA filters, cloth pads and occasional side brushes. That annual figure is an estimate rather than a quote: the record states no verified unit price is available for Trifo filters. There are no dock bags and no cleaning solution. No subscription, though the camera monitoring features route video through the Trifo Cloud.

Data postureCloud-linked

Account required. Maps and telemetry leave the home; core function survives an outage.

What leaves the homeDocumented

Lucy carries a 1080p HDR camera with infrared night vision that serves both navigation and home monitoring. The app supports live video streaming, motion-detection alerts, automatic five-second clip capture with a viewable history, and stills or video recorded on demand. That imagery, along with floor maps, cleaning history and runtime telemetry, is handled through the Trifo Cloud, so video of the interior of the home leaves the property whenever the monitoring features are used. The companion app also transmits WiFi-connected location data and battery status. No third-party data sharing is documented in the privacy policy. A local-only offline mode is available but sacrifices remote scheduling, notifications and video access.

On-device processingNo

Read the full methodology →

FIT CHECK

Will the Trifo Lucy work in your home?

Describe your home using the controls. Each choice reads the spec sheet for you, flagging where the Trifo Lucy is built for your space and where it isn’t.

Home size

Primary floors

Mopping needs

You want to…

See every robot vacuum suited to these conditions

A classification of fit for the conditions you set, not a recommendation. Verdicts describe engineering design intent, not test results.

SPECIFICATION

The full spec sheet.

Priced near the category median, with every figure charted against the category below.

Dimensional drawing

Key specificationsManufacturer-published

Footprint: 13.8 in dia · 3.6 in tall
Weight: 7.5 lbs
Battery: 75 Wh · Li-ion
Wi-Fi: 2.4 GHz only
Voice: Alexa, Google Home
Onboard dustbin: 600 mL•
Water tank capacity: 100 mL
Dock type: Charge-only dock, no self-emptying

Where it lands · ranked across 240 robot vacuumsThis robotMedianTypical range

Suction3,000Pamode not stated

1,000 Pa42,000 Pa

Bottom of range

Runtime120min

60 min360 min

Near median

Price$799

$160$2,599

Near median

Noise70dB

43 dB80 dB

Above median

Charge time120min

90 min420 min

Below median

Weight7.5lbs

3.6 lbs25 lbs

Near median

Position shows where the figure sits across the tracked category, not a quality judgment. Suction in Pascals has no standard test method, and the published figure is a peak-mode claim, so it is comparable only within a brand and generation.

OWNERSHIP

Living with it.

Consistent 18-month field record with rare stair incidents and predictable consumable wear; cliff detection generally reliable.

Firmware 3.2 reduced stair tumble incidence by 40 percent. No documented recalls or field failures through May 2026. Occasional dust-induced LiDAR dropout resolved by lens cleaning.

Owner effort~75 minhands-on per month

Consumables$75replaceable parts / yr

Reliability trend Stableowner-reported arc

What goes wrong · 4 documented · 1 self-recover

Occasional

LiDAR dust accumulationLoss of spatial awareness, robot stops and alerts

Owner fixClean sensor lens with soft cloth

Occasional

WiFi disconnect during runLost app notifications, reverts to offline local mapping

Self-recoversOperation continues unaffected, auto-reconnects

Rare

Stair tumble in low lightCliff detection fails in basement lighting, housing may crack

Owner fixManual rescue and inspection required

Rare

Side brush breakage on hard objectsSnapped bristles from impact with corner legs

Owner fixReplace brush ($15 in 2 minutes)

Step-by-step fixesKeeps Getting Lost or Resetting Its MapApp Says Offline or Won’t Connect?Brush Not Spinning?All robot vacuum guides

Upkeep routine

Daily365×/yr

Visual dock inspection; clear any debris blocking the contact points.

Weekly52×/yr

Empty the 600 ml dust bin, typically once or twice a week; remove hair from the side brush.

Monthly12×/yr

Wipe the camera and depth-sensor windows with a dry cloth; clean the wheels and remove lint.

Seasonal4×/yr

Replace the HEPA filter. Trifo's published guidance is quarterly for best filtering quality.

As neededno fixed schedule

Empty the 100 ml water reservoir, detach the velcro cloth pad and rinse it, and let it dry before refitting. · Tangle removal from brush bristles; reboot if navigation response feels sluggish.

Cost over time · past the sticker

PurchaseRunning cost

Year 1

$874

Year 3

$1,024

Year 5

$1,174

$799 to buy, then about $75 a year for the replaceable parts below. Over three years that is roughly $225 past the sticker price. Excludes electricity and any repairs.

What you replace

FilterEvery 3 months

Replacement cadence from the maintenance schedule; prices shown where the source documents them.

Safety notes

CautionStair detection gaps in low light: Cliff detection less effective in basement or very dark environments; supervision recommended on first runs.

CautionPet interaction hazard: No pet avoidance system; small pets could be struck. Supervision or isolation during runs recommended.

NoteDock thermal risk in cramped spaces: Robot can overheat during charging if dock lacks adequate clearance; 30cm minimum recommended on three sides.

RECORD

How the assessment has moved.

Every announcement, release and reassessment behind the current classification.

Coming soon

Just launched

Active updates

Settled

Discontinued

Aug 2026 · AssessmentRobovations Score revised 62 → 59
Aug 2026 · AssessmentRobovations Score rescored under v4.2: 58 → 62
Aug 2026 · AssessmentRobovations Score rescored under v4.0: 61 → 58
Jul 2026 · AssessmentRobovations Score revised 54 → 61
Jul 2026 · AssessmentRobovations Score recorded at 54 of 100
Apr 2021 · ReleaseTrifo launches Lucy on Amazon and its own site, adds Lucy Pet Edition
Jan 2020 · AnnouncementTrifo unveils Lucy robot vacuum with security camera and $15 million Series B

Common questions

What people actually ask.

6 answered

ComparisonHow does Lucy compare to the Roborock S8 MaxV Ultra?

Roborock flagship is nearly twice the price and designed for whole homes; Lucy targets sub-1500 sq ft layouts. Roborock’s self-emptying dock and higher suction power are what the higher cost buys in larger homes. Lucy wins on noise and navigation in tight spaces, loses on runtime and maintenance automation.

OperationCan Lucy clean multiple floors automatically?

No. Lucy maps each floor separately and requires manual floor selection before each run. It detects stairs to avoid tumbling, but cross-floor cleaning demands human initiation.

OwnershipWhat is the warranty coverage?

Trifo’s published limited warranty covers manufacturing defects in materials and workmanship and expressly excludes consumable parts, including batteries, filters and brushes. There is no consumables coverage. The length of the term is not verified; confirm it for your region before purchase. Accidental damage is not covered.

CompatibilityDoes Lucy work with voice assistants?

Yes. Alexa and Google Home integration available via WiFi. No Matter support announced.

OwnershipHow often does the filter need replacement?

Trifo’s published guidance is to replace the HEPA filter every three months for best filtering quality. There is no separate monthly schedule for pet homes. Filters are sold through Trifo; no verified unit price is available.

OperationWhat happens if Lucy gets stuck under furniture?

Recovery mode activates after 30 seconds of stalling, reversing and rotating 180 degrees to escape. If blockage persists, app sends alert requesting manual intervention.

Cite / Embed

Reference the Trifo Lucy classification.

Embed the Autonomy Ladder™ mark or copy the citation. The mark is served from this record, so a reassessment updates it on your page automatically.

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Clear space 3222 on all sides

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Citation

Robovations. "Trifo Lucy: Autonomy Level III (Conditional Autonomy)." Autonomy Ladder™, assessed August 2026. https://robovations.com/robots/trifo-lucy/

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A classification, not an endorsement. It may not appear beside language implying Robovations recommends, rates, or approves the product.

Where to next

Three ways to keep going.

For evaluators

Compare with a peer.

See the Trifo Lucy and Narwal Freo 20 Edge side by side: autonomy level, Robovations Score, readiness, and price. Classification, not a verdict.

See the full comparison

Or compare with iRobot Roomba Plus 575 Combo, Roborock Qrevo 2 Pro, iRobot Roomba Plus 678 Combo.

For browsers

See every Level III.

Every robot we’ve classified at conditional autonomy. Sorted by readiness, score, and price. Filter by category, manufacturer, or release date.

Browse the database

Updated weekly with new entries and reclassifications.

Trifo Lucy

Will the Trifo Lucy work in your home?

The full spec sheet.

Living with it.

How the assessment has moved.

What people actually ask.

Other robot vacuums we have classified.

Dreame L10 Pro

Ecovacs Deebot T30 Pro Omni

Roborock S8 MaxV Ultra

iRobot Roomba 105 Combo

Reference the Trifo Lucy classification.

Three ways to keep going.

Get the next reassessment.

Compare with a peer.

See every Level III.