RELEASED 2013.05REASSESSED 2026.08.06

Robomow

Robomow RS630

Name: Robomow RS630
Brand: Robomow

Perimeter wire defines every square foot the RS630 cuts; within that boundary, it operates without intervention. Large cutting width and mulching deck suit 1/2-acre-plus lots where systematic coverage matters more than wire-free setup.

Autonomy Ladder

Why Level II.

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.
IIIConditional AutonomyFinishes whole jobs in familiar spaces; struggles at the edges.
To reach Level IIIMost sessions finish without intervention. Rescue is occasional, not routine.
IIAssisted AutonomyThis robot

Robomow RS630 runs preset routines on its own, and the owner is its recovery system.

Navigation and control

Perimeter wire boundary with random-pattern and systematic zone coverage; no GPS or vision
Why this level
- Perimeter wire defines the operating domain; within it, the RS630 navigates without human direction, schedules independently, and returns to base on completion or rain detection.
- No dynamic mapping or object recognition is present.
- This matches Level II: Assisted Autonomy.
- The wire boundary is a prerequisite condition, not an autonomous environmental assessment.
Autonomy dimension 50 / 100 · 4 sources reviewed
IManual AutomationOne action on command; no independent operation.

How we assign a level →

Behind the classification

Sources we reviewed.

Provisional4 sources reviewed

Enough has been reviewed to classify, but gaps remain across source types.

Sources reviewed

Specification sources1 sourceReviewed

Pages the published specifications were read from.

manua.lsmanua.ls

Monitoring record3 sourcesReviewed

Sources behind the tracker entries following this robot.

Also monitored, nothing listed yet

Manufacturer documentationPending

Robomow RS630 product page, specs, and installation guide

Press & video reviewsOngoing

Third-party editorial reviews covering setup, cutting performance, and app functionality

Owner reportsOngoing

Owner forum threads on installation, wire breaks, slope performance, and grass compatibility

Longitudinal signalOngoing

Multi-season owner accounts covering blade wear, wire durability, and app changes

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

Robomow RS630 is on sale, assessed, and nothing on its record argues for waiting.
How this was derived
- Shipping past the first-90-day ownership window with a published assessment, no documented issues on record, and no announced successor.
Notes on the record
- Available through Home Depot and authorized Robomow dealers at documented MSRP.
- Setup requires perimeter wire installation, which takes several hours on a typical yard.
- Ongoing owner effort is low: seasonal blade swaps and boundary wire inspection are the primary tasks.
On the record
- Shipping since May 2013 · 160 months on the market
- Retail listings on file: Amazon
- No successor announced
- 4 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

66of 100

CapableAt or above 45% of the 432 robots we scoreand 32% of the 109 scored robot lawn mowers

DeficientLimitedCapableStrongExemplary

Measured on 8 of the 9 inputs14% not counted

Our assessment did not establish an independent source for software stability on this machine, so that input is left out of the score rather than guessed at, and the rest re-weighted to fill the space. A gap in what we have been able to verify is not evidence against the robot. Where a whole pillar has nothing measured, we publish no number at all.

What moved itpoints gained or lost against a typical robot

Carried by

Field failure rate85+2.4
Edge-case recovery68+1.6
Operating envelope86+0.7

Held back by

Routine maintenance43−2.9
Coverage and navigation52−1.8
Support longevity48−1.4

Capability40% of the score67What it does without you.

Task completion16% of the score72

Evidence

Mulches with no collection step at all, docks, and runs a schedule set once without further intervention across a rated three quarter acre, with a 22 inch twin-blade deck covering that ground in fewer passes than a mid-range machine. The rain sensor pauses and returns it to base. Held mid-range by an undocumented perimeter strip, by an after-every-use blade disc inspection in the published schedule, and by owner reports on very large lots describing insufficient daily coverage.

Coverage and navigation10% of the score52

Evidence

AutoLawnMowing reports "somewhat haphazard looking movements across the yard, but eventually, it does get the job done without missing any spots," which is the class-normal unmapped random pattern re-established every run rather than a retained plan. Digital Trends notes that separated areas have to be designated by hand and that zone control "is also the best way to get Robomow over a walkway or a fence separating two areas of your yard," and Smart Garden and Home describes a dedicated edge mode that cuts to the lawn boundary.

Edge-case recovery10% of the score68

Evidence

Smart Garden and Home describes both sides of the behavior: "if the RS630 happens to bump into any obstacles, the motor and blades will stop. It'll then reverse and find a different direction to move in," but with "stones lying around, the robot might get stuck and not able to move forward" because "the front wheel gets caught under the stone and cannot turn anymore." AutoLawnMowing independently reports that "the sensors allow it to detect any obstructions, backtrack, and then try to" reroute, so ordinary contact is self-resolved and one documented entrapment mode needs a person.

Operating envelope4% of the score86

Evidence

Digital Trends, after "well over a month" of testing in the Pacific Northwest, found that "even after a week of sitting unprotected through multiple heavy rainstorms, this bad boy started right up and kept mowing as soon as the rain subsided," and that "rain, mud, dust, and pollen don't even faze this bot." The same test expected a machine for "flat, even lawns devoid of any major obstacles" and instead found that "no matter what kind of horrible, jungle-like ecosystem we put it through, the RS 630 took it in stride," including bumps, holes, hills, sticks and pinecones.

Dependability40% of the score71Whether it keeps doing it.

Field failure rate16% of the score85

Evidence

Thirteen years on sale, a long record, with multi-season owner accounts and no recall or systemic defect on the line, sold through a big-box channel that implies real volume behind that record. One recurring mode is documented and it is the most reported maintenance event: wire breaks from edging or aeration tools, which strand the machine where it stands. It is owner-repairable and a property of the installation. Held below the mature anchors because no source on this record carries a link.

Software stabilitynot countedno source verified74

Evidence

A 2013 design whose series has been superseded by the RK and RKS lines, so the ordinary-case assumption that updates ship does not hold, and the record carries no firmware source type, no changelog and no account of any update. The exposure is the MyRoboMow portal and the GSM module, which together provide the off-property control the record advertises and are vendor-hosted services for a legacy product, so a withdrawal removes a capability owners have.

Support longevity10% of the score48

Evidence

Better than its RS siblings on channel, which is why this is not lower: the record documents availability through Home Depot and authorized Robomow dealers at published MSRP, a live big-box retail channel rather than remainder stock. Blade discs are priced at $25 to $45 and wire is commodity. Against that, the RS series is retired in favor of RK and RKS, no support term is published, and the remote-control capability depends on a portal running for a thirteen-year-old product.

Ownership burden20% of the score54What it asks of you.

Routine maintenance12% of the score43

Evidence

Seven recurring items including an after-every-use blade disc inspection and two separate annual wire chores: monthly deck underside cleaning and clipping removal, blade disc replacement every three to six months, a seasonal full perimeter circuit test plus base contact and rain sensor lens cleaning, an annual staple tightening and reburial of wire segments where ground has shifted, and as-needed splicing after edging or ground work.

Consumables8% of the score71

Evidence

The blade disc is replaced as a complete unit every three to six months at $25 to $45, which is a much faster cadence than its RS622 sibling's 12 to 18 months and works out near $120 a year on a $1,999 machine. Boundary wire, staples and splice connectors recur on top, and the record names wire damage from edging and aeration tools as the most reported maintenance event, so that is a real running cost rather than a theoretical one. No subscription.

middle half of the databaseits medianthis robot

Reported, not scoredneither measures how well the robot works

Five-year cost$2,790

Upper-middle for robot mowers, and the running cost is what puts it there rather than the purchase. $1,999 at MSRP, roughly $420 of blade discs across five years taking the middle of the three to six month interval at the record's own $25 to $45 a disc, an allowance for wire, staples and splices given the record names wire damage as the most reported maintenance event, and one replacement battery pack. No subscription and no positioning hardware. Worth a buyer's attention: the blade cost here is roughly triple its RS622 sibling's for the same 22 inch twin-blade concept, because this record's interval is three to six months where that one's is 12 to 18.

Data postureCloud-linked

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

What leaves the homeNot documented

Read the full methodology →

FIT CHECK

Will the Robomow RS630 work on your yard?

Describe your yard using the controls. Each choice reads the spec sheet for you, flagging where the Robomow RS630 is built for your space and where it isn’t.

Yard size

Terrain

Grass type

Boundary setup

See every robot mower 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: 24.4 × 27.2 in · 11.4 in tall
Weight: 45 lbs
Battery: 172 Wh · Li-ion
Network: Cellular
Cutting width: 22 in•
Cutting height range: 0.8-3.1 in•
Max area: 34,400 sq ft•
Max slope: 36%•
Blade system: 2 blades•
Boundary method: Buried perimeter wire

Where it lands · ranked across 126 robot lawn mowersThis robotMedianTypical range

Runtime90min

30 min240 min

Near median

Price$1,999

$549$5,999

Near median

Noise65dB

50 dB82 dB

Above median

Charge time120min

30 min300 min

Near median

Weight45lbs

13 lbs134 lbs

Above median

Position shows where the figure sits across the tracked category, not a quality judgment.

OWNERSHIP

Living with it.

Wire breaks are the dominant failure mode; the mower itself is mechanically stable.

Owner reports across multiple seasons describe consistent cutting performance and rare electronic failures. Wire breaks from edging tools or aerators are the most reported service event; replacing and splicing wire is a documented, routine owner task.

Owner effort~30 minhands-on per month

Consumables$60replaceable parts / yr

Reliability trend Stableowner-reported arc

What goes wrong · 5 documented · 1 self-recover

Common

Perimeter wire breakMower stops, returns to base

Owner fixLocate break with signal tracer; splice or replace wire segment

Occasional

Blade disc wearReduced cut quality, uneven clippings

Owner fixReplace blade disc seasonally or when cut quality declines

Occasional

Charging contact corrosionIntermittent charging failures

Owner fixClean base station and mower contacts with dry cloth

Occasional

Rain sensor false triggerUnnecessary session cancellation in light drizzle

Self-recoversAdjust sensitivity in app; sensor resets after drying

Rare

Slope traction loss on wet grassMower may stall or slide on steeper wet inclines

Owner fixSchedule mowing during dry periods; disable rain-schedule overlap

Step-by-step fixesWet Grass or RainBoundary Wire BreakWon’t Charge or Return to Its Base?All robot mower guides

Upkeep routine

Each useEvery cycle

Visually inspect blade disc for debris or damage.

Monthly12×/yr

Clean underside of cutting deck; remove packed grass clippings from blade housing.

Seasonal4×/yr

Replace blade disc (manufacturer-recommended interval; replacement discs run approximately $25-45 per set). · Inspect and test full perimeter wire circuit for breaks or signal degradation. · Clean base station charging contacts and rain sensor lens.

Yearly1×/yr

Check and tighten perimeter wire staples or rebury wire segments where ground shifting has exposed them.

As neededno fixed schedule

Splice or replace perimeter wire sections damaged by edging tools or ground work.

Cost over time · past the sticker

PurchaseRunning cost

Year 1

$2,059

Year 3

$2,179

Year 5

$2,299

$1,999 to buy, then about $60 a year for the replaceable parts below. Over three years that is roughly $180 past the sticker price. Excludes electricity and any repairs.

What you replace

BladesEvery 3-6 months$25–45

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

Safety notes

CautionSpinning blade deck exposed: Free-floating blade spins during operation; keep children and pets off the lawn during scheduled runs.

CautionNo camera or object detection: The RS630 has no vision system; it relies on contact bumpers to detect obstacles, not avoidance.

NotePerimeter wire current: Low-voltage signal wire is not a shock hazard; safe to handle, but disruption stops operation.

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 · AssessmentRecord status: Verified → Provisional
Aug 2026 · AssessmentRobovations Score revised 65 → 66
Aug 2026 · AssessmentRobovations Score rescored under v4.2: 60 → 65
Aug 2026 · AssessmentRobovations Score rescored under v4.0: 62 → 60
Jul 2026 · AssessmentMaintenance 72 → 52, Reliability 68 → 85, 3 other dimensions · overall held at 62
Jul 2026 · AssessmentRobovations Score recorded at 62 of 100
Jul 2017 · NewsMTD Products assumes Robomow brand; RS630 parts supply shifts to MTD channels
Mar 2014 · UpdateRobomow App adds smartphone connectivity to RS-series boundary-wire mowers
May 2013 · ReleaseLaunches targeting residential lots up to 3000 square meters

Editorial comparisons

Common questions

What people actually ask.

5 answered

OperationDoes the RS630 require burying the perimeter wire, or can it be left on the surface?

Robomow documentation supports surface-laying with staples or burying at 1-3 cm depth. Surface installation is faster but risks damage from foot traffic and garden tools; manufacturer guidance recommends burying for permanent installations.

OperationWhat happens if the RS630 encounters a wire break mid-season?

It stops where it stands. A break removes the loop signal the mower uses to locate the boundary, so it raises a no-loop-signal fault and holds position; it cannot drive back to a base station it has no boundary reference for, which means walking the lawn to find a stopped 45 lb machine. Power it off before lifting: the lift-and-tilt sensor stops the blades when the machine is raised, and the child lock prevents an unintended start. Owner reports describe wire breaks as the most common service event, typically caused by edging tools or aerators cutting across the buried wire.

OperationCan the RS630 handle Bermuda or St. Augustine grass, or is it calibrated for cool-season turf?

Robomow documentation does not restrict the RS630 to specific grass types. Owner reports from warm-climate regions note the mower handles Bermuda and Zoysia effectively when cutting frequency is set to keep clippings short; thick St. Augustine may require more frequent scheduling.

OperationDoes the RS630 work in rain, and should it be scheduled for wet conditions?

The mower carries a rain sensor and will pause and return to base when rain is detected. Manufacturer guidance advises against mowing wet grass for both cutting quality and slope traction reasons; most owner configurations use the rain sensor as a default safeguard.

CompatibilityIs the RS630 Wi-Fi connected, and is the app required for normal operation?

Over Bluetooth Low Energy, not Wi-Fi. Robomow’s support documentation states the app communicates with the mower over BLE, and there is no Wi-Fi radio in the RS630, so it does not join a home network. Scheduling and configuration are set from within Bluetooth range, and once a schedule is set the mower runs it without the phone. Control from off the property goes through the mower’s GSM cellular module and the MyRobomow web app rather than a router.

Availability

Where it's sold

We may earn commission from qualifying purchases. This does not influence classification.

Amazon See current listings

Cite / Embed

Reference the Robomow RS630 classification.

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Citation

Robovations. "Robomow RS630: Autonomy Level II (Assisted Autonomy)." Autonomy Ladder™, assessed August 2026. https://robovations.com/robots/robomow-rs630/

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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 Robomow RS630 and McCulloch ROB R1000 side by side: autonomy level, Robovations Score, readiness, and price. Classification, not a verdict.

See the full comparison

Or compare with Greenworks Optimow 15, Stihl iMow 7, Flymo EasiLife Go 200.

For browsers

See every Level II.

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

Browse the database

Updated weekly with new entries and reclassifications.

Robomow RS630

Will the Robomow RS630 work on your yard?

The full spec sheet.

Living with it.

How the assessment has moved.

How Robomow RS630 compares.

Robot mower blades: pivoting discs vs. fixed decks

Robot mowers for fragmented yards: zone transit and narrow passages

What people actually ask.

Robomow RS630 in the analysis archive.

What Stops Someone From Simply Picking Up an Unattended Robot Mower?

Other robot lawn mowers we have classified.

Greenworks Optimow 15

Stihl iMow 7

Flymo EasiLife Go 200

Stihl iMow 6 EVO

Where it's sold

Reference the Robomow RS630 classification.

Three ways to keep going.

Get the next reassessment.

Compare with a peer.

See every Level II.