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WORX WG743E review

A load-sensing motor that raises power in thick grass, a deck shaped to cut close to fences, and a stated two-hour charge for both packs.

The bottom line The only machine here whose motor changes its own power as the grass thickens — the maker’s named technology — paired with a deck shaped to reach closer to fences than a conventional one. Two 4 Ah packs, a dual charger stated at two hours for both or one hour for one, seven heights on a single lever, and a folding handle.

What the maker prints on its own page

A 40 V cordless mower with a 40 cm cutting width, running two 20 V 4.0 Ah packs from the maker’s shared platform. The motor uses a patented technology that raises power when the grass gets denser and reduces consumption on light work. The deck is shaped to get closer to fences and obstacles than other mowers, and the handle folds fully for storage. Seven cutting heights are selected with one lever. The dual charger fills both packs in two hours, or one in one hour. The carton contains the mower, two packs, the charger and a mulcher, and the maker recommends it for lawns up to 500 m².

The motor that listens

Most cordless mowers run at one speed and slow down when they meet resistance. This one is described as detecting the load and answering it — more power into thick grass, less on the easy stretches.

That is a real design idea and it addresses the thing that actually costs a cordless machine its afternoon: the variability of a lawn. No figure is published for what it recovers, and this page does not supply one.

Cut to edge

The deck geometry brings the blade nearer the housing on the cutting side, so the machine reaches closer to a fence, a wall or a bed.

Every robot and every mower on this site leaves a strip at a hard boundary. Narrowing it does not remove the second tool from the job, but on a garden made mostly of edges it changes how long that second tool is in your hands.

Charge times, stated

Two hours for both, one for one. Alongside the runtime on one machine here, these are the only time figures in the whole family — and they are the more reliable kind, because a charge time does not depend on your grass.

The 500 m²

An assumption, and this one is at least tied to something: the two supplied packs. Change the packs and the figure changes, which is the honest shape of a battery calculation.

Availability

From 248 € to 386 €, that being the spread across the German, French, Italian and Spanish Amazon stores on the day of the survey.

Beyond the euro zone, the British Amazon store prices it in its own currency, which the spread above sets aside.

Nothing came back from the American Amazon store at all; the buy button there runs a search rather than opening an empty page.

Taken from Keepa on the day this page was last revised; stock and prices move without notice.

Prices quoted in this text were read on 26 September 2026. The live price is at the top of the page.

The declared figures, and the point they stop at

Strengths

  • A motor that raises power when the grass thickens and drops it when it does not
  • Charge times stated: two hours for both packs, one hour for one
  • A deck shaped to cut close to fences, which reduces the strimming afterwards

Compromises

  • No cutting-height range, only the number of positions
  • No catcher volume published
  • The 500 m² is a manufacturer’s assumption, and it is tied to the two supplied packs

Specifications

Cutting width40 cm, as stated
Battery platform40 V from two 20 V packs, compatible across the maker’s 20, 40 and 80 V tools as stated
Battery suppliedYes — two 20 V 4.0 Ah packs and a dual charger, about 160 Wh
Stated areaUp to 500 m² with the two supplied packs, as stated
Cutting heights7 heights on a single lever; the range is not published
Catcher volumeNot published — a mulcher is supplied
FunctionsCollect and mulch
Guaranteed noiseNot published
WeightNot published
Amazon referenceB087QYJWHJ (one reference across 5 Amazon marketplaces)
EAN6924328338420

What this machine usually gets asked

Does load sensing actually save battery?

The principle is sound — a motor that only draws hard when the grass demands it wastes less on the easy parts of a lawn. The maker states it and this page reports it as the maker’s claim; no figure is published for what it saves.

How close to a fence does it really cut?

Closer than a conventional deck, and not to the fence. Nothing cuts to a hard edge, and the strip left over is what the shears and the edging tools on this site are for. The gain is that the strip is narrower.

Do the packs fit the rest of the range?

The maker states its 20 V packs work across its 20, 40 and 80 V tools, with the higher-voltage machines using two or four at a time. That is the platform claim and it is the reason to buy into one.

Who this one is for

A medium lawn with a lot of boundary, where the strip left for the shears is the annoyance

Guides that feature it

Price and availability

A reference exists on these Amazon stores: France, Germany, Italy, Spain, United Kingdom. Listed is not the same as in stock — availability changes daily.

Details checked on September 26, 2026.

Sources

Specifications: manufacturer sheet and Amazon product page. Prices and availability: Keepa. No product on this site has been physically tested.

How we assess products