Independent comparisons. We may earn from shop links. More info

Electric grass trimmer buying guide

Updated: October 2026

You have a socket by the patio, a border the mower misses, and a results page that mixes battery kits with mains strimmers. This electric grass trimmer buying guide is for a corded tool with a UK 3-pin plug, not a battery and not a petrol brushcutter. The decision is the lead, the watts, the cutting width and the line, in that order, before the brand. The three saved amazon.co.uk rows, priced on 19 October 2026, are on the [electric grass trimmer comparison](/hub/lawn-and-garden-equipment/electric-grass-trimmer). It is not a lab test. A qualifying purchase through our links can earn a commission at no extra cost to you.

You have a socket by the patio, a border the mower misses, and a results page that mixes battery kits with mains strimmers.

Our top picks

Forte Forte 350 W 3-in-1

Best overall

Forte Forte 350 W 3-in-1
8.0/10about £29.99
View offer
BLACK+DECKER BLACK+DECKER GL7033-GB

Rank 2

BLACK+DECKER BLACK+DECKER GL7033-GB
8.6/10about £66.99
View offer
Bosch Bosch EasyGrassCut 26

Best value

Bosch Bosch EasyGrassCut 26
8.4/10about £29.94
View offer
On this page
  1. 1.Start with the socket and the lead
  2. 2.Watts and cutting width
  3. 3.Line, wheel and weight
  4. 4.Where the three listings sit

Start with the socket and the lead

Corded power exists only while a lead can reach a protected socket on a dry day. Electrical Safety First wants a UK 3-pin plug and fuse, an RCD, and the cable over your shoulder, and it says you do not trim in the rain or on damp ground. If that socket is missing, this category is the wrong shelf. The split is on corded or cordless strimmer. The Bosch includes a 6 m extension lead, and UK reviews call 6 m short. The Forte states a 10 m cable. The GL7033 does not state a lead length. An outdoor reel has to be fully unwound, and you do not plug a second extension into the first. The RCD sequence sits on how to use an electric strimmer.

Watts and cutting width

B&Q's buying guide puts about 250–400 W on a small lawn or light use. Expert Reviews, updated 15 May 2026, puts typical corded tools around 250–1,000 W, with 600 W and below for light work, and widths about 20–35 cm. Ignore the above-450V slip on the B&Q page. It is not a UK mains figure. The Bosch is 280 W and 26 cm. The Forte is 350 W, and the cutting-width cell is blank. A blank is not a hidden 30 cm. The GL7033 is 700 W and 33 cm, above the 600 W light-work line. The Flymo that Expert Reviews picked is not one of these three ASINs.
Forte Forte 350 W 3-in-1

Testsieger

Forte Forte 350 W 3-in-1
8.0/10about £29.99
View offer

Line, wheel and weight

The line diameter has to be the one the manual names. Thicker line can bog a small head. The Forte is the only listing here that states a diameter: 1.5 mm, fed as a double line when the trimmer is started. The Bosch feeds when the trigger is released and states no diameter. The GL7033 states automatic single-line feed and no diameter on amazon.co.uk. The Forte states a removable roller wheel. The GL7033 states a wheel edge guide. The Bosch names edging and does not name a wheel. Weights are 2 kg, 3.6 kg and 3.2 kg. None of the three pack lists includes a shoulder strap.

Where the three listings sit

Saved shelf prices are about £29.94 for the Bosch, about £29.99 for the Forte and about £66.99 for the GL7033. The Bosch is 4.2 from 2,865 reviews. The Forte is 4.4 from 64. The GL7033 is 4.3 from 1,292. The higher star on 64 reviews does not outweigh 2,865. None of them is a UK test winner. One Forte review describes smoke from the head after about ten minutes. That is one account, not a failure rate. Who each listing is for is on best electric grass trimmer. That is listing maths, not a lawn trial.

Common questions

What wattage do I need for a small lawn?
B&Q's rule of thumb is about 250–400 W for a small lawn or light use, and Expert Reviews treats 600 W and below as the light-work band for corded tools. In this set that is the Bosch at 280 W and the Forte at 350 W. The GL7033 at 700 W is the heavier step. Those bands are guides, not a promise about your grass.
Is 33 cm better than 26 cm?
A 33 cm cut, which the GL7033 states, covers more grass per pass than the Bosch's 26 cm. It is also easier to tilt into the lawn and scalp it. The Forte does not state a width, so you cannot place it between those two figures.
Why is there no cutting width on the Forte?
The saved amazon.co.uk listing for B0FC6RC85X does not print a cutting width or a speed. It does print 350 W, 1.5 mm line, a 10 m cable, a telescopic shaft, a wheel and 3.6 kg. Leaving the width unknown is more honest than guessing from a dimension cell.
Can I fit thicker line because the supplied line snaps?
Only if the manual for that head allows it. Bosch reviews describe supplied line snapping on a first edge, and GL7033 reviews describe nylon disappearing against fences. A thicker line than the head is built for can bog a small motor. The Forte states 1.5 mm. The other two listings do not state a diameter here, so follow the manual.
How long a lead should I expect?
The Bosch pack list states 6 m, and reviews call that short. The Forte highlight states 10 m. The GL7033 listing does not state a length. Any extra reach is a fully unwound outdoor reel with a thermal cut-out, not two extensions plugged together.
Does a 4.4 from 64 reviews beat 4.2 from 2,865?
No. The Forte's 4.4 sits on 64 amazon.co.uk reviews. The Bosch's 4.2 sits on 2,865, and the GL7033's 4.3 sits on 1,292. A higher star on a small sample is not stronger evidence. The comparison score deducts 8 points when the count is under 100. That deduction is arithmetic, not a lawn test.

Related pages

How to edge a lawn with a strimmer

Electric grass trimmer

Best electric grass trimmer for weeds or a short edge

How to use an electric strimmer without cutting the cable

Corded vs cordless strimmer when the socket reaches

Sources

Public UK sources and the amazon.co.uk listings for this set. Prices saved 19 October 2026. Retrieved 22 October 2026.

  1. Electrical Safety First — Grass trimmers (retrieved 22.10.2026)
  2. Health and Safety Executive — Electrical equipment (retrieved 22.10.2026)
  3. RHS — Electricity in the garden (retrieved 22.10.2026)
  4. RHS — Mowing (retrieved 22.10.2026)
  5. GOV.UK — Noise (retrieved 22.10.2026)
  6. Expert Reviews — Best grass trimmer (retrieved 22.10.2026)
  7. Which? — How to buy a grass trimmer or strimmer (retrieved 22.10.2026)
  8. B&Q — Grass trimmer and brushcutter buying guide (retrieved 22.10.2026)