Top 10 Best Battery Powered Weed Eater Review & Buying Guide In 2021

Picking the best battery powered weed eater undoubtedly gives an aesthetic look to your home surroundings, including yard, patio, driveway, or sidewalks.

In 1972, George C. Ballas Sr., later inventor of weed eater, designed this cordless trimmer attaching the bottom of popcorn can with radio wire attached from the wheel edged trimmer.

The most available best-rated battery powered weed eater is popularly known as a string trimmer. It possesses well-engineered crafting features to ease your yard grooming work according to your desire.

Some configurations are a must to consider while choosing the top-rated battery powered weed eater as- maneuverability, best value battery, efficiency, and durability of the string trimmer.

We thoroughly researched & examined the trusted manufacturers’ battery-powered weed eater available in the market. Our final verdict & a comprehensive buying guide will help you end your searching about your perfect lawn caring trimmer for grass/weed. So, cool.

Top 10 Best Battery Powered Weed Eater

1.BLACK & DECKER Electric Leaf Blower


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A Maryland, US-based century-old Black and Decker, is a trusted brand of Electric Leaf Blower since its inception of power tools from 1910.

As a perfect Blower for cleaning debris/leaves/dust or seed hulls etc. from lawns, decks, sidewalks & driveways, and many forth-it has versatile configurations.

Firstly, we like to introduce its faster-blowing works. It is swift (maximum air thrust 180 Cubic Feet per Minute CFM/180 mph) than many available leaf blowers.

So, it needs a little bit of time in a day to blow away all unwanted debris/leaves from your natural yard or charming patio.

Secondly, it is very portable and lightweight (Only 4.4 Lbs) that offers effortless blowing from small to medium-sized properties.

Then, we noticed its engineering sides very amazingly. This LB700 model comes with a powerful motor with a corded electric. It rotates without making any noisy sounds.

Another most maneuverable feature is its on/off button system instead of tiresome triggering for the old persons to use.

Furthermore, the cord plug-in system lets you have the freedom to use any desired extension cable for your full yard or driveway.

Finally, as a perfect residential power tool mate, this B&D blower lets you happily sweep leaves, birdseed hulls, pine cone, debris, blowing dust, and grass clippings off of your patio, sideways, etc. excellently.


  • Weight: 4.4 Lbs/1.99 kg
  • Electric cord
  • Simple and quick installation to battery powered leaf blower and weed eater
  • Faster working
  • Very lightweight
  • Simple to handle
  • A perfect cord stay design
  • Great for wet & dried leaves/objects
  • Price is amazing
  • A taller guy (6 Ft. above) may find this blower uncomfortable.

2.WORX WG163 GT 3.0 20V Power Share


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We would like to introduce now an epic best seller badge and highly rated(OMG 3K!) best battery powered weed eater edger in the century.

Yes, that all credited story goes to the WORX WG163 GT 3.0 model. As a versatile weed eater cum instantly converted wheeled edger, this excellent string trimmer tool is probably very much accepted for its adjustable features.

Firstly, instead of being default horizontal trimming, this WORX GT model offers vertical wheel edger within a moment. It’s a great maneuverable feature for sidewalk or driveway grooming.

Secondly, the full 90° pivoting cutting head allows very controlled trimming for any hard targeted reach areas or uneven terrain.

We appreciate its adjustability of pivoting the trimmer head and auxiliary handle. It allows multi –positioning a continuous job without any height issue.

Most considerably, the well-crafted advance line on command allows inline wheeled edger for the perfect pave, sidewalk trimming that makes it also awesome. Besides this, the command feed button in handle offers running and instant stopping.

Moreover, the adjustable spacer guard is a very exclusive feature that prevents whooping from any accidental lawn decorating objects, flowers, and plants. Thus it saves all kinds of unwanted trimming.

Lastly, a package with every trimming essentials; this WORX power share tools’ battery ranges from 20V to 40V. That is long-lasting and very much applicable to use with many home power tools.


  • Weight:6Lbs/2.73 kg (With battery)
  • Cutting diameter: 01 Ft.
  • Two lithium battery(20V 2AH)
  • One Charge
  • Adjustable handle (3 to 4 inches)
  • Available free spools for life
  • Eco—cordless trimmer
  • Light indicating  charger
  • Replaceable spool holder
  • Less vibrating
  • Battery warranty is available
  • Very economical
  • This trimmer is not perfect for tall weeds with thick stems

3.Lithium String Trimmer/Edger


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As a most sophisticated triple performer package, the best battery powered leaf blower and weed eater, edger,LCC222 by Black & Decker is popularly accepted for its quiet working & easy maneuverability.

Firstly, we would like to introduce its noiseless trimming and edging mechanism. It is a convenient feature for without wearing any ear protection.

Secondly, it comes with a simple converting design from trimmer to edger without any hassle.

This trimmer is very light weighty (only 4.5 Lbs!), and it’s fully anti-bumping designed. It allows grooming your favorite lawn/yard quickly regardless of arthritis and degenerated back.

The blower is light(only 3.7 lbs) to blow completely trimmed or to mow grass, leaves, or dust. The 20V cordless sweeper is excellent to work faster, almost with no noise

We noticed that the automatic speed spool has a refillable system, making it differentiates from many available best battery operated weed wacker.

This best battery powered weed eater blower combo spool possesses a standard 0.65 in Diameter round nylon monofilament line, allowing an effortless job to reach any uneven terrain.

We undoubtedly appreciate its incredible lithium battery capacity that is light weighty and interchangeable. Besides this, one-time charging makes your yard completely manicured as it lasts 30 to 45 minutes usually.


  • Trimmer edge weight:4.5 Lbs/2 kg.(approx.)
  • Sweeper weight:3.7 Lbs/1.68 kg
  • Two lithium-ion battery
  • Size: 10 in.
  •   String diameter: 0.65 in.
  • Amazing auto fee
  • The handle is stylish and ergonomic.
  • No need to bump for automatic trimming
  • Very easy to clean
  • Battery charges fast
  • Battery and charger are replaceable
  • Very well worth the cos
  • Need extra trimming effort for the thick and tall wee
  • The blower is not very perfect for wet leaves/grass

4.BLACK+DECKER 20V MAX String Trimmer


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Unlike many other battery operated string trimmer edgers, this best battery powered weed eater is notable for its higher configuration and super maneuverability.

Firstly, its anti-bumping design is unique, and the motor rotates much faster(9000 RPM!). Thus it is heavy to trim any tough weeds.

Secondly, the Automatic Feed Spool (AFS) system is very much responsive and effective with the trimmer liner when it requires. The simple lifting up pre-strung spool and the advanced line up allows stress-free trimming.

This well crafted auto-feed string is much more convenient than wrestling with string feed trimmer.

Another most important consideration with this trimmer for grass is its telescoping ergonomic handle. It gives very comfort with much concentration for manicuring work.

Crucially, this trimmer is so light(only 4.5 Lbs) that you handle it with almost zero effort. You don’t need to struggle further for trimming up to 10 in. longer grass or heavy weed.

Moreover, the larger spacious guard with advanced standard line(0.065 in. diameter) saves you from unwanted destroying small trees or any favorite decorations.

The high-efficiency lithium-ion battery(20V-1.5 AH) is a great addition to this string trimmer. It lasts the charge up to 18 months. It indicates a long-lasting battery for your favorite weed eater.

Last but not least, this LST201 20V trimmer is a beautiful yard maintenance tool for any urban/ suburban consumer and any aged user.


  • Weight: 4.50 Lbs/
  • Cutting swath:10 in.
  • One Lithium-ion battery
  • One Spool
  • A Charger and A Guard
  • Pros:
  • Very light and maneuverable
  • Height adjustable
  • Spool replacement is available
  • Offers simple storage
  • Longer battery life
  • Price is amazing
  • Best for a small area or home use.

5.Lithium-Ion Cordless String Trimmer


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Makita, a trusted global brand, offers innovative trimmer as you desire precisely. As a perfect best battery operated weed eater, it has ultimate ergonomic maneuverability and individual customizable preference,

Firstly, the most exciting feature is its high strength and well crafted telescoping shaft. It is perfect for many hard-to-reach cutting positions (48 ½ to 56 ½ angled).

This height-adjustable shaft with 180 rotating heads offers a trimmer to edger job correctly. It is awe-inspiring that it allows five different positioning trimming.

 Secondly, it trims fast. It cuts almost 7800 RPM speed. Means, it instantly grooms the targeted property within a few moments.

We highly appreciate its compact design for precise edging. It lets you groom in a much-decorated way.

Another handy feature is the metal bump feed button. It relieves you from manual bumping.

And most importantly, a single charging by an 18V LXT Lithium-ion, 3 AH battery, which you need to buy separately, allows 45 minutes continuous trimming.

The battery capacity indicating light and built-in lock-off lever are also some cooling features for lengthening the battery life.

Last but not least, the two ergonomic handle loops and zero-emission and almost maintenance-free Makita trimmer are very lucrative for effortless handling to trim your lawn, yard, driveway, and many forth. It gives a complete comfortable trimming for the professional landscaper or homeowner


  • Weight: 7 Lbs/3.18 kg
  • Cutting Swath: 10.25 in.
  • Battery: 18V LXT Lithium ion(Not included)
  • Lightweight
  • Exclusive two ergonomic handles
  • Very faster trimming
  • Multi-positioned cutting.
  • Replaceable spool
  • Auto shut-off system
  • Great maneuverability.
  • You need to buy a battery and charger separately

6. DEWALT FLEXVOLT 60V MAX String Trimmer


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The Dewalt battery powered weed eater is great with unique noticeable cool configurations. As it can cut swath higher (15 In), its string rotates in a controlled high/low volume way and many forth.

The most mentionable feature of this string trimmer is its variable speed trigger. It maximizes the run time with its needed motor speed for different sizes of grass or thick weed.

These two types of speed responses with potentiometer and offers immense torque even at low speed. Thus it saves extra battery draining.

This string weed eater is pre-installed with 0.080 diameters nylon advanced line and adjustable with 0.095 in.(D) lines also. So, it is heavy to trim any tough weeds/thick.

Again, it comes with maneuverable line bump feed. And the trimmer line on the spool quite lasts and is effective.

One 60v Flexvolt, 3 Ah Lithium-ion Dewalt battery(not included in the package) works with two types of output voltage-20V and 60V.

This powerful auto battery mechanism lasts longer trimming than the most available battery. It is compatible or interchangeable with many power tools within this same volt.

Finally, as a regular yard or more giant land maintenance tool, this is great. The Dewalt string trimmer helps trim long grass or blackberries, even Oregon beach salal bushes.

Our little concern is that if the manufacturer increases the shield size, this weed eater Dewalt will be a great string trimmer.


  • Weight:12 lbs/5.45 kg
  • Cutting swath:1.3 Ft./15″
  • Omit length: 3.9 Ft./45 In.
  • Auxiliary handle
  • 0.80 Pre-wound spool
  • Heavy-duty string trimmer for more extensive yard/patio.
  • Replaceable heads
  • Adjustable with the extended guarder
  • Amazing auto feed
  • The battery is powerful.
  • Fairly balanced
  • Weight is a little bit of heavier
  • Smaller shield

7.13-Inch 40V Cordless String Trimmer


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If you are still hesitant about finding a faster string trimmer and more adjustable, the Greenworks may be the best alternative.

Firstly, the motor rotating speed is 9000 RPM. It is better configured than many available trimmers we noticed yet.

Secondly, the well-engineered pivoting head gives instant changing from trimmer to wheeled edger.

Moreover, this pivoting head offers four positioned trimming. It merely allows grooming lawn or preferred property for any kind of limited person effortlessly.

Another lucrative feature of this weed eater is its auto line feed. This standard single line (0.065″ in diameter) comes with an extra cartridge of string. It requires no manual bumping.

The GMAX 40V~2Ah battery is powerful for trimming longer times (nearly 30 minutes) for 1½ acre land ceaselessly.

This battery is compatible with weed eating/edging/mowing, blower, and many home power tools.

Finally, this weed eater model is notably very convenient. It is lightweight and very ergonomic.

Finally, the telescoping style driveshaft comes with two loops encouraging patio care all time. As a quiet and versatile weed whacker, it is a great choice.


  • Weight:9.3 Lbs/4.22 kg
  • 1 Lithium-ion battery
  • 1 Charger
  • Heavy for trimming any dense weed/grass
  • One-click weed wrecker and one-click edger
  • Ergonomic driveshaft
  • Available replacement spool
  • Quick battery charging
  • Interchangeable powerful battery
  • Two years of battery warranty
  • Not interchangeable with dual-line spool
  • Battery charge doesn’t last longer.

8. Earthwise LST02010 20-Volt 10-Inch Cordless String Trimmer


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As a brand for 120 years, the Earthwise offers a great cordless hedge trimmer. As the best battery powered lawn edger, this LST02010 model comes with some fantastic unique configurations.

It is uniquely well-engineered with the adjustable cutting head. It helps to groom precisely when you trim irregular edges of weed/grass and between plants.

This string trimmer has excellent maneuverability. Unlike many available trimmer edgers, it has a non-slip rubber grip molded over the handle allowing a comfortable lawn manicuring job.

Moreover, this grip also covers trigger and safety switches. Means, you don’t need further struggle to handle your grass trimmer while you are on the job.

We like its  specially crafted flip-down steel edge guard.It protects cutting from any accidental plats or lawn furniture.

This string trimmer is unbelievably lightweight (only 4 lbs) and possesses adjustable length. You don’t need to compromise making beauteous your home surroundings, whether on surgery or a lower back.

Furthermore, the eco-friendly 20V~2.0 Ah battery (included in the package) is the most considerable component of this trimmer. It charges fast with a high-efficiency light charger.

Finally, as a very handy string trimmer, this innovative Earthwise model is a perfect choice for a regular yard maintenance tool.


  • Weight: 4.00 Lbs/1.81 kg
  • Cutting swath: 10″
  • Length: 38″ (Least) and 48″(Largest)
  • 1 Battery,  1 Charger
  • Fantastic lightweight
  • Excellent for tough grass or tougher weeds
  • Available replacement battery and spool
  • Pleasant customer service
  • Excellent budget weed eater
  • A taller guy (6 Ft. up) may find this trimmer uncomfortable.

9.Greenworks Cordless String Trimmer Leaf Blower Combo


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Greenworks offers a great package for the best battery powered weed eater blower combo pack.

Firstly, the GMAX 40V system string trimmer is super fast. It possesses triggers controlled speed variable mechanism

This trimmer offers quiet and less consuming battery power.

You don’t need burning extra power for mini-sized grass or fescue, buffalo grass, and densely grow weeds.

Secondly, it comes with standard 0.065 in. dual liner advanced auto-feed. It eases to groom any tough weeds up to 12″ longer grass.

Now, we like to introduce the blower’s standard configurations. It works faster (110 MPH/390 CFM).

The most noticeable side of this blower is its controlled knob. This unique advantage allows super controlled speeds you want fast/wind.

Moreover, it has a larger dimensional blower tube (2.5″). It comes with a 16″ cleaning swath. Means, this dual liner blower easily blows off the debris, leaves, dust of the upper deck, or sidewalks.

Another vital feature of this blower is its cruise controlled variable motor speed.

The included 40V~2Ah battery  charges fast. It’s also compatible with 4Ah with the same voltage.

The awe-inspiring quality of this battery is its lasting time. It lasts near 45 minutes of constant use for the trimmer and blower.

Both trimmer and blower come with a safe start button. It allows substantially quieter operation without disturbing your neighbors. Care for this trimmer and blower are entirely effortless.

Wash out the bottom of the trimmer deck to ensure clippings flow effectively. The blower tube is easily removable also to clean sawdust.

Lastly, like a trimmer, this blower blows out rocks and grass from the golf yard, home entryway, blows debris from artificial grass, etc. As a clean freak, you must love this combo pack.


  • Weight:7.8 Lbs/3.57 kg (Trimmer with battery)
  • 9.26 Lbs/4.2 kg (Blower with battery)
  • One 40V~2Ah li-on battery, one charger
  • Both trimmer and blower are ergonomic
  • Battery charges faster
  • Available replacement spool
  • Four years warranty for both items
  • Two Years warranty for battery
  • Blower battery charge doesn’t last long
  • Trimmer is not fit for thicker weeds

10.Black + Decker String Trimmer Auto Feed


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Lastly, our most budget-conscious and customizable pick is the corded electric string trimmer BESTA510 model by B & D.

As a straightforward assembly, convenient use, this trimmer is comparable with only itself.

The strength of this weed eater motor surpasses almost all cordless string trimmer with its 120V~6.5Ah power configurations.

This powerful motor rotates at 8000 RPM speed. The 14″ cutting swath allows nice manicuring no matter what types of toughest weeds or dense yards.

We appreciate its refillable spool system. The preloaded Automatic Feed Spool (AFS) cartridge with 0.065″ (1.65 mm) line relieves the user from manual bumping.

This auto-feed mechanism lets you not hit the ground, releasing more line for trimming.

It is well-engineered with a polarized cord. It gives you more safety against any accidental shock.

Amazingly, it offers up to 12 GA (150Ft.) extension safety cord. It is adequate to cover your whole yard, flower beds, or over cobblestones.

The height-adjustable straight shaft gives convenient handling and significantly less daunting. You don’t need to worry, whether you are arthritic or weak.

Though the edging eats up a lot of lines, it works precisely with the extra spools on hand.

Lastly, it’s enormous thumbs up weed whacker as you are free from repeated battery charging or gas refilling.


  • Weight: 5.3 Lbs/2.4 kg
  • Auxiliary handle
  • Guard
  • AFS 100 Spool
  • Very light
  • Easily converts from trimmer to edger
  • Adjustable handle
  • Replaceable spool
  • An excellent auto-feed mechanism
  • Polarized Cord  holding system
  • Nice user manual
  • Price is grea
  • Fixed head; you need to change the position manually.

The buying guide of the best battery operated weed eater.

                                       “Sweet flowers are slow and weed makes haste”

                                                         –William Shakespeare

 After researching the best battery powered weed eater reviews, if you want to sum up to pick one, follow our simple and comprehensive guide.

Weed types

Weeds are stubborn in your property. While choosing a weed eater, you should consider it according to your targeted weed types. If this is an only small home garden, driveways, sidewalks-you don’t need to buy high powered, cordless weed whackers. You do also want to make sure that how much time you wish to spend for grassy beds to edger.


a) Battery Types:

  • Out of different battery types, three are common to use for home power tools.
  • Lithium-ion (Li-Ion) battery: This battery is slim but stores vast power. For example, a phone or laptop battery.
  • Nickel Metal Hydride (NiMH): It supports instant power. This power doesn’t last long—for example –Flashlight, photography, etc.
  • Lead-Acid battery: This large /small sealed lead acid is extensively used in vehicles.

b. Capacity/Runtime

If the battery goes off suddenly in the middle of lawn grooming, it discourages manicuring properly. Most battery operated weed eaters last 30 to 60 minutes. We tell you to scrutinize the battery capacity or run power time. Trimming your preferred property within a single charge is an essential issue.

c). Charging time

Based on different models, it needs 40 minutes to nearly two hours for a full charge. If you are time economical, then you should consider it highly.


Convenience is a first essential issue of the cordless best  battery powered weed eater. For easy handling, some following considerations and design make it handier.

a.Straight shaft vs. curved shaft design

Out of two types of shaft types-straight and curved, you need to consider which shaft is fit for you essentially.

Straight shaft allows trimming hard to reach areas. Professional landscapers find its very maneuverable . This is weighty also.Bird, a curved shaft is light and more ergonomic.


Why do you need an ear protector? Or, waking up your neighbors? It’s burdensome and annoying also. So, you need to find a quiet motor to continue your lawn grooming care. Yes, some cordless weed eaters offer less noisy mechanisms.


Weight is the prime issue while choosing a cordless string trimmer. From older to any limited persons, they can now care for their yard/patio with this battery-powered weed eater. Weighty or bulky designed trimmer restricts the freedom of grooming enjoyment. Our afore-mentioned finding reviews on the best battery powered weed eater shows 4. Lbs to 12 Lbs weighty trimmer is available.


Vibration turns your charming wedding job into a troublesome one. The available best battery powered weed eater models are mostly vibration controlled. Still, some brands offer earlier mechanisms.

So, while picking a weed eater, you need to check by starting the unit, and it is less vibration.

e.Trigger or button controlled.

Both triggers and buttons offer different advantages. A trigger is excellent for speed control when you are trimming for thick weed. But the button is simple for the aged or any physically limited persons.

Line diameter

The line’s thickness is the prime responsible for weeding different kinds of fescue, more extended and dense grass.

The 0.065″ to 0.080 ” diameter line range is nice for home use .While 0.095 is excellent for the professional landscaper or broader property application.

Cutting swath

The 10″ to 15″ cutting path is enough for natural wiggling to the homeowner or enthusiasts. The 15″ up pro cutting swath models offer great maneuverability.

Simply maintenance

Hassle-free cleaning advantage

is a must to care for the weed eater entirely. Some models offer simply washing out the bottom of the trimmer deck. It enhances the effectiveness of the clippings and lengthens the trimmer life.


Warranty is available for the whole unit and separately battery. If it breaks while trimming, warranty coverage saves you a pretty penny.


If your one time investment saves you a lot of hassle from unsound cordless string trimmer, you should pick a quality weed eater.

You may also find excellent brush-cutters at a low price comparing the available power tools’ brand.

  Frequently Asked Questions

Question: Which brand is the best for the battery-powered weed eater?

Ans. There are couples of dominant brands that you can trust. As a trusted home power tools manufacturers, they offer quality cordless string trimmer. Based on your lawn caring maintenance, you should understand the difference between them. Out of those, Black & Decker, Worx, Toro, and Dewalt are notable.

Question: What is the highest time that I can use a battery-powered weed eater?

Ans. Battery quality and the battery types are prime responsible for the lasting battery charges. Most Lithium-Ion (Li-Ion) batteries come with the cordless weed eater, are adequate to run from 30 minutes to 60 minutes.

Question: How does a weed eater work?

Ans. Weedeater works with the brushless motor. This permanent magnet motor forces the microfilament string to spin fast. Based on the spool (Auto/bumping), it starts cutting weeds/grass with the different cutting line diameter.

Question: How can I start a weed eater?

Ans. Lay your weed wacker on the ground. Point the toes closing with it. Then press the start button or trigger. If it has speed variable options, press the trigger until reaching higher pitch and enjoy lawn grooming.

Question: How can you make your best battery-powered weed eater powerful?

Ans. The more strength battery means a more powerful cordless weed eater. Most battery powered weed eaters are compatible with the same voltage but more ampere (Ah) powered battery. So, you can simply make your battery powerful by replacing the powerful battery.

  Final Verdict

               “Give a weed an inch and it will take a yard”

                                            -A Spanish proverb

This unwelcome presence for the stubborn grass is not now annoying any more . Rather,grooming it now is a charming pastime as the affordable best battery powered weed eater around you.

Hey, don’t get overwhelmed by advertisements.

As individual needs differ. you should carefully examine the different sizes, shapes, and cordless string trimmer brands.

As lawn care enthusiasts,the right purchasing decision depends on some important factors. These are price, battery configurations, and quality weed eater.

Spend money wisely as your desired lawn grooming battery powered weed eater is certainly available.

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