RELEASED 2020.04REASSESSED 2026.08.07

Gardena

Gardena Sileno Minimo

Name: Gardena Sileno Minimo
Brand: Gardena

Reliable boundary-wire mower in the compact-lawn category. Sileno Minimo trades wire-guided autonomy (Level II) against simplicity; Bluetooth scheduling adds convenience without changing the fundamental periodic intervention model.

Superseded byGardena smart Sileno free 600

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

Gardena Sileno Minimo runs preset routines on its own, and the owner is its recovery system.

Navigation and control

Boundary wire guidance with random-path navigation within perimeter
Why this level
- Perimeter wire-guided navigation executes routine cutting on known boundaries.
- Owner decision on scheduling and seasonal deployment defines autonomy ceiling.
- No adaptive response to changing conditions; classified at Level II, Assisted Autonomy.
Autonomy dimension 40 / 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 sources2 sourcesReviewed

Pages the published specifications were read from.

Monitoring record2 sourcesReviewed

Sources behind the tracker entries following this robot.

Also monitored, nothing listed yet

Manufacturer documentationPending

Gardena Sileno Minimo product documentation, spec sheet, and installation guide covering boundary wire setup and operational parameters.

Press & video reviewsReviewed

2020-2026 robotics and lawn-care media coverage of Sileno Minimo launch and field performance across European and North American markets.

Owner reportsOngoing

Ongoing owner feedback from consumer forums, Reddit r/lawncare, and Gardena community boards documenting boundary wire maintenance, blade wear, and seasonal reliability.

Longitudinal signalReviewed

Five-year market history (2020-2026) tracking Minimo's field performance, firmware stability, and component failure patterns.

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

Gardena Sileno Minimo is on sale, assessed, and nothing on its record argues for waiting.
How this was derived
- Gardena smart Sileno free 600 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
- Available via major retailers and Gardena authorized dealers.
- Requires boundary wire installation (2-4 hours initial setup).
- Ongoing maintenance includes seasonal wire inspection, weekly blade checks, and blade replacement every 4-7 weeks during season.
On the record
- Shipping since April 2020 · 77 months on the market
- Retail listings on file: Amazon
- No current new-stock listing confirmed
- Succeeded by Gardena smart Sileno free 600
- 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

74of 100

StrongAt or above 83% of the 436 robots we scoreand 86% of the 109 scored robot lawn mowers

DeficientLimitedCapableStrongExemplary

What moved itpoints gained or lost against a typical robot

Carried by

Field failure rate100+4.8
Support longevity97+3.5
Consumables100+2.5

Held back by

Routine maintenance51−1.9
Coverage and navigation55−1.5

Capability40% of the score63What it does without you.

Task completion16% of the score75

Evidence

maehroboter-testberichte.de's multi-week test reports that in everyday use "der Rasen wurde gleichmäßig geschnitten, und dank des täglichen Mähens war das Ergebnis stets ansehnlich" (the lawn was cut evenly and thanks to daily mowing the result was always presentable), with the caveat that there is no rain sensor, so it keeps mowing in rain and "was manchmal zu einem unsauberen Schnittbild führt" (which sometimes produces an untidy cut).

Coverage and navigation10% of the score55

Evidence

Garden Help's owner-review page, drawn from 47 owners, reports the minimo cutting the wired area efficiently and navigating "narrow spaces and tight corners", and adjusting its schedule to grass growth and weather; no owner in that summary reports a missed region. Coverage is a random pattern re-established inside the boundary wire on every run rather than a retained plan.

Edge-case recovery10% of the score50

Evidence

The same maehroboter-testberichte.de tester lists among the weaknesses that "bei leichten Unebenheiten blieb der Roboter gelegentlich stecken und musste manuell befreit werden" (on slight unevenness the robot occasionally got stuck and had to be freed by hand). It halts rather than damaging itself, but nothing in the pool shows it working itself free.

Operating envelope4% of the score64

Evidence

Canopy and darkness are irrelevant to a wire-guided machine, and owner reports put it reliable in light rain and damp conditions, which is more weather tolerance than the vision mowers here carry. Gardena sets two slope limits rather than one, 25 percent inside the area but 10 percent at the boundary itself, so a sloped lawn edge costs an extra 20 cm of uncut ground where the wire must be set back.

Dependability40% of the score87Whether it keeps doing it.

Field failure rate16% of the score100

Evidence

Five seasons from the Husqvarna Group's garden brand with a longitudinal record marked complete, five press items and an ongoing owner-report base, showing no recall, no systemic defect and no pattern of job-stopping failure. The record describes years of operation with minimal edge-case surprises. A year less field record than its sibling, and short of the isolated-failures anchor because the evidence is owner-community grade with no warranty-handling data.

Software stability14% of the score65

Evidence

Updates ship. The Minimo sits on the same Gardena Bluetooth app as the rest of the Sileno line, which carries a firmware channel, so this is not the no-update-channel case even though there is no cloud and no gateway. What does not exist is any account of update behavior: no published release notes, no changelog, no independent report, and no owner reporting an update breaking a working function. Updates ship, the record is silent in both directions, and it is scored as silent.

Support longevity10% of the score97

Evidence

The Gardena parts program the framework names: published catalogs, a dealer and service network, and a blade kit shared across the Sileno range so the consumable outlives this particular model. Slightly below its sibling because the current price sits 47 percent under MSRP, which reads as end-of-line clearance rather than a model in mid-lifecycle.

Ownership burden20% of the score71What it asks of you.

Routine maintenance12% of the score51

Evidence

Lighter than its sibling where it counts, with deck clearing every five to ten uses against every two to three, though Gardena adds a weekly blade inspection. Blade changes fall every four to seven weeks but take minutes. The standing load is monthly wire and dock checks plus an annual full-loop audit, with owner reports putting actual wire repair at one or two sections every three years.

Consumables8% of the score100

Evidence

An inexpensive running consumable: about five dollars a change, from a nine-blade, nine-screw kit costing $12 to $16 that covers three complete changes. At a four to seven week interval that is roughly $25 a year, and the screws are included rather than sold separately. Wire and peg spares are the only other line.

middle half of the databaseits medianthis robot

Reported, not scoredneither measures how well the robot works

Five-year costNot costed

A low five-year cost. Priced at the $451 the record gives as current street rather than the $849 MSRP, which is a 47 percent discount and reads as clearance, so a buyer later may pay more. Roughly $125 of blades across five years, an allowance for wire spares, and one battery pack. Boundary wire and pegs are assumed supplied in the box as they are on the sibling model. No subscription, no gateway, no account.

Data postureLocal

Core function needs no account and no network.

What leaves the homeNot documented

Read the full methodology →

FIT CHECK

Will the Gardena Sileno Minimo work on your yard?

Describe your yard using the controls. Each choice reads the spec sheet for you, flagging where the Gardena Sileno Minimo 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 below the category median, with every figure charted against the category below.

Dimensional drawing

Key specificationsManufacturer-published

Footprint: 21.3 × 22 in · 9.5 in tall
Weight: 15.4 lbs
Battery: 36 Wh · Li-ion
Cutting width: 6.3 in•
Cutting height range: 0.8-1.8 in•
Boundary method: Buried boundary wire
Blade system: 3 blades
Max slope: 25%

Where it lands · ranked across 128 robot lawn mowersThis robotMedianTypical range

Runtime65min

30 min240 min

Below median

Price$849

$549$5,999

Bottom of range

Noise57dB

50 dB82 dB

Below median

Charge time60min

30 min300 min

Near median

Weight15.4lbs

13 lbs134 lbs

Bottom of range

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

Official referencesManufacturer site

OWNERSHIP

Living with it.

Five years of market presence show stable wire-guided navigation; intermittent perimeter-wire connectivity issues and blade wear are the documented failure points.

Field data from 2020-2026 indicates reliable autonomous cutting once deployed. Wire breaks (weather, ground settling, rodent damage) are the dominant service call reason. Blade dulling and occasional charge-station failures documented in owner forums.

Owner effort~60 minhands-on per month

Consumables$120replaceable parts / yr

Reliability trend Stableowner-reported arc

What goes wrong · 4 documented · 0 self-recover

Common

Blade wear and dull cuttingUneven cut, patchy coverage, higher motor load.

Owner fixBlade replacement every 8-10 weeks during season; cost ~$25-35 per set.

Occasional

Boundary wire break or corrosionNavigation halts; mower cannot distinguish yard from out-of-bounds.

Owner fixLocate break via wire-tracing tool (included or purchased separately). Repair via splice kit (~$10) or segment replacement (~$30-50). Labor 30-60 minutes.

Occasional

Charge-station wire corrosionMower fails to dock or charge; left on lawn overnight.

Owner fixClean dock contacts with soft brush and corrosion-removal spray. Replace corroded terminals (~$15-20).

Occasional

Wheel slip on wet slopesNavigation drift; uneven cutting or boundary overshoot.

Owner fixDry yard before operation; install perimeter wire on slopes with slight slack to minimize traction demand.

Step-by-step fixesBoundary Wire BreakCutting Uneven or Scalping the Lawn?Blades Not Spinning or Not Cutting?All robot mower guides

Upkeep routine

Weekly52×/yr

Inspect the blades for wear or damage, as Gardena recommends.

Monthly12×/yr

Replace all three blades and their screws together (about $5 per change; the kit holds nine blades and nine screws, three changes). · Check dock contacts for corrosion; clean if needed. Inspect visible boundary wire for breaks.

Seasonal4×/yr

Deploy mower, verify boundary wire integrity (visual inspection), test dock connection (5-10 minutes).

Yearly1×/yr

Full boundary wire inspection and repair of any breaks or corrosion damage. Dock connector replacement if corroded.

As neededno fixed schedule

Clear deck and blade area of grass clippings and debris.

Cost over time · past the sticker

PurchaseRunning cost

Year 1

$969

Year 3

$1,209

Year 5

$1,449

$849 to buy, then about $120 a year for the replaceable parts below. Over three years that is roughly $360 past the sticker price. Excludes electricity and any repairs.

What you replace

BladesEvery 4-7 weeks (during season)$5

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

Safety notes

CautionBlade engagement at boundary crossing: Blades spin during perimeter routing. Keep children, pets away during active cuts; boundary areas should be clear of obstacles.

NoteUnderground wire electrical hazard: Boundary wire carries low-voltage signal. Avoid cutting wire with metal tools; do not expose wire unnecessarily during garden work.

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 73 → 74
Aug 2026 · AssessmentRobovations Score rescored under v4.2: 70 → 73
Aug 2026 · AssessmentRobovations Score rescored under v4.0: 65 → 70
Jul 2026 · AssessmentRobovations Score revised 64 → 65
Jul 2026 · AssessmentRobovations Score recorded at 64 of 100
Sep 2023 · NewsBluetooth-only control range documented as recurring owner limitation
Jul 2020 · AnnouncementGardena launches entry-level Sileno Minimo robotic mower for 2021 season

Editorial comparisons

How Gardena Sileno Minimo compares.

All comparisons →

Comparison

Robot mower theft: do PIN locks and GPS recovery actually work?

Husqvarna Automower 410VE NERA + 3 more

Read comparison

Ownership burden

Robot mowers and the off-season: winterizing, storage, and the maintenance owners forget

Husqvarna Automower 410VE NERA + 3 more

Read comparison

Common questions

What people actually ask.

4 answered

OperationDoes the Gardena Sileno Minimo require a perimeter wire installation?

Yes. A boundary wire must be laid around the yard’s perimeter and the charging station. Gardena’s normal method is surface fixing with the supplied hooks; if the wire is buried instead, Gardena specifies at least 5 cm and no more than 15 cm deep. Installation typically requires 2-4 hours depending on yard size and shape.

CompatibilityCan I control the Minimo remotely via the Bluetooth app?

Bluetooth enables scheduling and monitoring from a smartphone within about 10 m, the app control range Gardena specifies. Start, stop, and schedule commands are possible. No internet connection is required, and this model has no cloud or gateway option, so 10 m is the whole remote-control envelope.

OwnershipHow often does the boundary wire need maintenance or repair?

Owner reports document annual inspection and occasional repairs (breaks or corrosion) needed. Most owners replace or repair ~1-2 wire sections per 3 years. Cost per repair is minimal; labor is the burden.

OperationDoes the Minimo work on wet grass or after rain?

Manufacturer specs do not explicitly ban wet-grass operation. Owner reports indicate reliable operation in light rain and damp conditions. Performance degrades on saturated or flooded lawns.

Availability

Where it's sold

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

We are no longer finding a current new-stock listing for this robot. Remaining offers may be used, refurbished, or third-party — confirm the condition and price on the retailer’s page before buying.

Amazon See current listings

Cite / Embed

Reference the Gardena Sileno Minimo classification.

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Citation

Robovations. "Gardena Sileno Minimo: Autonomy Level II (Assisted Autonomy)." Autonomy Ladder™, assessed August 2026. https://robovations.com/robots/gardena-sileno-minimo/

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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 Gardena Sileno Minimo 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.

Gardena Sileno Minimo

Will the Gardena Sileno Minimo work on your yard?

The full spec sheet.

Living with it.

How the assessment has moved.

How Gardena Sileno Minimo compares.

Robot mower theft: do PIN locks and GPS recovery actually work?

Robot mowers and the off-season: winterizing, storage, and the maintenance owners forget

What people actually ask.

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 Gardena Sileno Minimo classification.

Three ways to keep going.

Get the next reassessment.

Compare with a peer.

See every Level II.