Many homeowners grab the first machine they see, assuming a lawn edger is just a lawn mower with a smaller footprint. That is a quick way to end up with a frustrating tool that leaves your sidewalk edges looking jagged.
Choosing the Best Walk Behind Edgers requires matching your engine preference to the actual thickness of your grass. A few minutes of research now prevents a lifetime of uneven yard borders. Read on to see how these machines compare.
Key Takeaways
- Prioritize a 4-cycle engine if you want to avoid the mess of mixing oil and gas before every use.
- Consider the wheel configuration because a four-wheel design often provides better stability on sloped surfaces than a three-wheel setup.
- Verify the blade depth adjustments so you can cut deep enough to handle overgrown grass against a concrete curb.
- Check the weight of the unit since heavier steel frames stay steady but require more physical effort to maneuver around obstacles.
- Look for adjustable bevel settings if your property requires cutting along irregular angles or decorative stone borders.
| Essential Maintenance Upgrade |  |
Universal 9-Inch Edger Star Blade | Fits many standard brands | Durable three-sided design | Simple replacement process | View on Amazon | Read Review |
| Versatile Curb Specialist |  |
BILT HARD 79cc Gas Edger | Clean 4-cycle performance | Helpful bevel adjustment | Easy curb navigation | View on Amazon | Read Review |
| Reliable Mid-Range Performer |  |
Wild Badger 31cc 4-Cycle Edger | Efficient 4-cycle engine | Five distinct depth settings | Lightweight for its class | View on Amazon | Read Review |
| Classic Steel Workhorse |  |
McLane 9-Inch Gas Edger | Exceptional build quality | High torque output | Stable four-wheel base | View on Amazon | Read Review |
| Tall Grass Tamer |  |
AMERISUN 170cc String Mower | Powerful 170cc engine | Excellent for tall weeds | High clearance wheels | View on Amazon | Read Review |
| Precise Trenching Tool |  |
WORX 12 Amp Electric Edger | Consistent electric power | Dual edging and trenching | Simple depth adjustment | View on Amazon | Read Review |
| Best Battery Flexibility |  |
WORX 20V Cordless Edger | Lightweight cordless freedom | Quick 2-in-1 conversion | Two batteries included | View on Amazon | Read Review |
| Heavy Duty Weed Clearing |  |
YARDMAX 170cc String Trimmer | Massive engine power | Wide cutting path | Rugged build | View on Amazon | Read Review |
| Quiet Cordless Power |  |
Earthquake 60V String Mower | Powerful 60V battery | Multiple speed settings | Maintenance-free wheels | View on Amazon | Read Review |
| Affordable Residential Edger |  |
14-Inch Cordless String Trimmer | Lightweight and portable | Plenty of extra spools | Long battery runtime | View on Amazon | Read Review |
More Details on Our Top Picks
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Universal 9-Inch Edger Star Blade
If you already own a walk-behind edger, keeping your cutting edge sharp is the simplest way to get professional results. These three-sided star blades fit a wide variety of common machines, acting like a fresh set of teeth for your equipment.
You should pick these up if your current blade has grown dull or nicked from hitting concrete. Just remember that these are replacement parts rather than a full machine, so check your arbor hole size to ensure a snug fit.
- Blade Size:9 inches
- Additional Feature:Universal 1/2 inch arbor hole
- Additional Feature:Hardened steel construction
- Additional Feature:Pack of three blades
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BILT HARD 79cc Gas Edger
This machine is a solid choice for homeowners who need to tackle thick lawn borders and driveway edges. The 79cc 4-cycle engine provides enough consistent power to handle dense turf without the hassle of mixing oil and gas.
I appreciate the 15-degree bevel adjustment, which helps you get those crisp, angled lines. Be aware that the unit is substantial, so you will want to utilize the curb-hop wheels to navigate uneven transitions between pavement and grass.
- Brand:BILT HARD
- Power Type:Gas
- Engine Capacity:79cc
- Blade Size:9 inches
- Cutting Depth:5 settings
- Additional Feature:Adjustable depth control
- Additional Feature:Steel blade construction
- Additional Feature:Stable four-wheel design
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Wild Badger 31cc 4-Cycle Edger
When you want a machine that is easy to manage but still packs a punch, this model stands out. Its 31cc engine runs smoothly, making it a great middle-ground option for those who find larger gas edgers a bit too heavy to maneuver.
The two-tooth blade design is specifically shaped to slice through stubborn root systems along sidewalks. While it handles standard yard work with ease, it is best suited for residential lawns rather than heavy-duty commercial brush clearing.
- Brand:Wild Badger
- Power Type:Gas
- Engine Capacity:31cc
- Blade Size:9.5 inches
- Cutting Depth:5 settings
- Additional Feature:Sidewalk edging focus
- Additional Feature:Quick depth adjustments
- Additional Feature:Durable blade design
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McLane 9-Inch Gas Edger
If you appreciate traditional engineering, this machine provides a sturdy powder-coated frame that feels built to last for years. The 5.50 gross torque engine makes it a formidable tool for thick, overgrown edges that have not seen a blade in a while.
The four rubber wheels provide an incredibly stable base, preventing the machine from tipping or vibrating during use. It is a heavier unit, so expect a bit of a workout if your yard has steep slopes or tight corners.
- Brand:McLane
- Power Type:Gas
- Blade Size:9 inches
- Frame Material:Powder coated steel
- Additional Feature:Professional grade steel blade
- Additional Feature:Durable finish
- Additional Feature:Balanced weight distribution
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AMERISUN 170cc String Mower
Think of this machine as a lawn mower for overgrown weeds rather than a delicate edger. With its massive 170cc engine, it is designed to clear out tall, unruly patches that a standard string trimmer would struggle to cut.
The 14-inch high wheels allow it to roll over thick debris and uneven ground without getting stuck. Since it uses a string system, it is better for clearing wide swaths of land than creating precise lines along a driveway.
- Brand:AMERISUN
- Power Type:Gas
- Engine Capacity:170cc
- Cutting Depth:1.9 to 4.0 inches
- Additional Feature:Foldable handle design
- Additional Feature:22-inch cutting width
- Additional Feature:4-stroke OHV performance
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WORX 12 Amp Electric Edger
This corded tool is a fantastic choice for those who prefer the low maintenance of electric power over gas engines. It functions as both an edger and a trencher, meaning you can use it to create clean lines or dig small channels for low-voltage lighting wire.
The 12-amp motor provides consistent torque that does not fade as you work. Just keep in mind that you are tethered to an extension cord, so this works best for yards where the power source is within reach.
- Brand:WORX
- Power Type:Electric
- Blade Size:7.5 inches
- Cutting Depth:3 positions
- Additional Feature:Corded design
- Additional Feature:Lightweight operation
- Additional Feature:Versatile landscaping use
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WORX 20V Cordless Edger
If you already use other power tools, this 20V cordless system is a smart addition to your collection. It offers a 2-in-1 design, allowing you to flip the head to switch from a string trimmer to an edger in seconds.
The included 2.0Ah batteries provide enough runtime for quick touch-ups around the house. It is definitely lighter than any gas model, making it a great pick if you want to avoid heavy lifting.
- Brand:WORX
- Power Type:Electric
- Cutting Depth:Adjustable
- Additional Feature:Command feed technology
- Additional Feature:PowerShare compatibility
- Additional Feature:Easy height adjustment
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YARDMAX 170cc String Trimmer
This is another robust option for anyone dealing with dense brush or wild areas of the property. The 170cc gas engine is the highlight here, as it offers the muscle needed to cut through stubborn stalks that would stop smaller motors in their tracks.
The wide cutting deck makes short work of large patches of grass. Because of its size, it is a bit wide for tight, decorative edging, but it is perfect for managing the perimeter of a large yard.
- Brand:YARDMAX
- Power Type:Gas
- Engine Capacity:170cc
- Cutting Depth:Adjustable
- Additional Feature:Large diameter tires
- Additional Feature:Ergonomic handle
- Additional Feature:High-torque performance
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Earthquake 60V String Mower
This machine proves that you do not need gas to handle serious clearing jobs. The 60V battery system offers impressive torque, and the three-speed dial lets you adjust the pace based on the thickness of the grass you are cutting.
I like the never-go-flat wheels, which save you from the headache of mid-job maintenance. The assembly is straightforward, which is a nice change of pace for a machine of this size.
- Brand:Earthquake
- Power Type:Electric
- Blade Size:22 inches
- Cutting Depth:Adjustable
- Additional Feature:Foldable handlebar
- Additional Feature:Quick assembly
- Additional Feature:Dual battery operation
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14-Inch Cordless String Trimmer
If you need a simple, lightweight tool for regular lawn care, this cordless string trimmer is a convenient solution. It comes with plenty of replacement spools, so you can spend your time working instead of shopping for parts.
The dual 3.0Ah batteries provide a good amount of life for standard yard sizes. It is designed for ease of use, though it is better suited for grass and weeds than clearing thick, woody brush.
- Brand:Generic
- Power Type:Electric
- Blade Size:14 inches
- Additional Feature:Battery-powered convenience
- Additional Feature:Easy spool replacement
- Additional Feature:Adjustable handle design
Frequently Asked Questions
Do I really need a walk behind model instead of a handheld trimmer?
If you have more than fifty feet of sidewalk, a walk behind unit saves your back and your knees. Handheld trimmers require you to squat or bend awkwardly to keep a straight line, while walk behind units handle the heavy lifting. They provide a cleaner, professional finish that is much harder to replicate by hand.
How often should I sharpen or replace the blade?
You should inspect your blade every four to six sessions for signs of wear or dullness. If the grass looks frayed or torn rather than cleanly cut, it is time to sharpen or swap the blade. Keeping a sharp edge reduces the strain on your engine and keeps your lawn looking tidy.
Can these machines cut through overgrown grass that has buried the sidewalk?
Yes, but you should approach it in two passes rather than trying to clear it all at once. Set your blade to a shallower depth for the first run to remove the bulk of the overgrowth. Then, lower it to your target depth for a final pass to get that crisp, clean edge you want.
What kind of fuel should I use in the engine?
Always use fresh, unleaded gasoline with an octane rating of 87 or higher. If you do not plan to use the edger for more than a month, add a fuel stabilizer to the tank to prevent the gas from breaking down. Old fuel is the fastest way to clog your carburetor and ruin your season.
Is it difficult to adjust the angle of the blade for sloped areas?
Most standard units allow for a beveled edge by tilting the cutting head to the side. Simply loosen the adjustment knob, pivot the head to your desired angle, and lock it back into place. This is essential for creating a clean transition where your lawn meets a decorative stone border or a sloped landscape feature.
