The Husqvarna 525LS is our starting point for lighter gas route work. ECHO's SRM-2320T is the smaller-engine alternative; the 2620T makes more sense when heavier grass is the priority. The 520iLX is a battery option, but its battery must be included in your weight comparison.
Published weights do not all include the same parts. Husqvarna's US 525LS specification excludes cutting equipment, while ECHO lists the 2620T's 12.8 lb dry weight with the head. Confirm the exact model variant; fuel, head, guard, battery and harness affect carried weight.
I weighted commercial durability, cut width, line-feed design, weight, fuel or battery logistics, serviceability, and whether the exact product is realistically buyable through Amazon.
Updated October 9, 2026. Product availability, prices, and images can change; Amazon data is refreshed server-side when available.
Quick comparison of Hank's top commercial string trimmer picks
Pick
Type
Cut
Weight
Score
Amazon
Husqvarna 525LS Mark IIBest Lightweight Pro Gas Pick
I’m looking for the stuff that matters after the box is open: starting, line feed, balance, serviceability, runtime, and whether the tool fits the job instead of just looking mean on a shelf.
Best Lightweight Pro Gas Pick
Husqvarna 525LS Mark II
9.2/10
A pro-grade Husqvarna straight-shaft trimmer with a wide cut, low weight, and the service familiarity crews expect.
“I like this one for folks who trim all day and feel every extra pound by lunch. It has the pro-brand bones without turning into a boat anchor.”
#1
Power
25.4 cc 2-stroke
Cut
19.3 in. swath
Weight
10.36 lb excl. cutting gear
Line
Tap-n-Go head
Why I like it
Commercial Husqvarna 525 platform
Wide cutting width for open runs
LowVib-style ergonomics are useful on long days
Watch-outs
Commercial price tier
Mixed fuel required
Not attachment-capable
Best for: Daily trimming routes where balance, serviceability, and brand support matter.
Skip if: You want the lowest price or attachment capability.
Amazon snapshot
$305.92 - Only 1 left in stock - order soon.
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Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
Certain content that appears on this site comes from Amazon. This content is provided "as is" and is subject to change or removal at any time.
Why it made the list
The 25.4 cc engine puts it in a familiar commercial gas class.
The 19.3-inch cutting width helps when you are clearing long open edges.
The lighter build makes sense for route work where comfort matters as much as raw power.
A lighter 21.2 cc ECHO high-torque straight-shaft trimmer that sits below the SRM-2620T but keeps the pro-style feel.
“I like this as the sensible ECHO pick when you want torque and fast line loading but do not need the bigger 2620 every weekend.”
#2
Power
21.2 cc 2-stroke
Cut
17 in. swath
Weight
11 lb class
Line
Speed-Feed 400
Why I like it
High-torque gearbox in a smaller ECHO package
Speed-Feed 400 head
Lower weight than larger gas picks
Watch-outs
Less power than the SRM-2620T and SRM-3020T
Not the best choice for heavy rough-cutting
Still requires mixed fuel
Best for: Routine trimming where balance and easy line loading matter more than maximum engine size.
Skip if: You are clearing heavy lots or want the strongest gas pick here.
Amazon snapshot
$348.99 - Only 6 left in stock - order soon.
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Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
Certain content that appears on this site comes from Amazon. This content is provided "as is" and is subject to change or removal at any time.
Why it made the list
The smaller 21.2 cc engine keeps the tool more manageable for routine trimming.
The high-torque gearing gives it better manners in thicker grass than the engine size suggests.
It is the ECHO I would look at when comfort matters more than maximum displacement.
A pro-grade high-torque straight-shaft trimmer with a 25.4 cc engine, 2:1 gear reduction, and a Speed-Feed head.
“I like that this weed eater keeps the fancy stuff to a minimum and puts the muscle where it counts. The Speed-Feed head is the star here: less fiddling, more trimming.”
#3
Power
25.4 cc 2-stroke
Cut
17 in. swath
Weight
12.8 lb dry
Line
.095 in. line
Why I like it
2:1 high-torque gear ratio helps in heavier growth
Speed-Feed 400 head reloads quickly
20.6 fl. oz. fuel tank helps longer jobs
Watch-outs
Heavier than some light-duty trimmers
Still needs mixed fuel and gas-engine upkeep
Best for: Landscapers and serious homeowners who want a commercial 2-stroke workhorse for thick weeds.
Skip if: You want the quietest possible setup or refuse to mix fuel.
Amazon snapshot
$449.00 - In Stock
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Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
Certain content that appears on this site comes from Amazon. This content is provided "as is" and is subject to change or removal at any time.
Why it made the list
The 25.4 cc engine and 2:1 high-torque gear ratio give it more bite in thick grass than basic homeowner trimmers.
The 17-inch swath is wide enough for serious fence lines without making the tool feel oversized.
The Speed-Feed 400 head is the kind of feature I care about because line changes eat time fast.
A light, professional-oriented battery trimmer with a 16-inch swath, two-way rotation, IPX4 weather resistance, and low vibration.
“I like this one for pros who care about fatigue as much as muscle. It is not the rowdiest battery trimmer here, but it looks like a smart all-day maintenance tool.”
#4
Power
40V brushless
Cut
16 in. swath
Weight
6.6 lb excl. battery
Line
T25B head
Why I like it
Very light before battery
Two-way rotation helps keep clippings off walkways
IPX4 weather resistance and low vibration
Watch-outs
Battery and charger sold separately
Less raw clearing power than the Milwaukee pick
Best if you already use Husqvarna battery tools
Best for: Pros who want a light, quiet, well-balanced battery trimmer for routine maintenance work.
Skip if: You need the biggest battery power hit for overgrown lots.
Amazon snapshot
$309.99 - Only 2 left in stock - order soon.
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Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
Certain content that appears on this site comes from Amazon. This content is provided "as is" and is subject to change or removal at any time.
Why it made the list
The light bare-tool weight is the whole appeal for long maintenance sessions.
Two-way rotation helps control where clippings land around walks and beds.
Weather resistance and low vibration make it feel more like a pro maintenance tool than a weekend toy.
Commercial string trimmers are not all chasing the same job. A lawn crew, a five-acre owner, and a weekend fence-line warrior can all need something different.
Compare dry weight carefully because batteries, cutting gear, and guards can change the real carried weight.
Power-to-weight matters more than raw engine size on long trimming routes.
A lighter tool with a frustrating head can still waste time.
If you regularly cut thick weeds, do not choose weight savings at the expense of torque.
FAQ
Questions I’d ask at the counter
What is the best lightweight commercial string trimmer?
The Husqvarna 525LS Mark II is a strong starting point for power-to-weight, while the ECHO SRM-2320T and SRM-2620T are balanced gas alternatives.
Are battery trimmers lighter than gas trimmers?
Not always. Battery weight depends on pack size, and some commercial battery setups get heavy fast.
Should I buy the lightest weed eater available?
No. Buy the lightest tool that still has the power, line support, and durability your work requires.