9 Best Electric Lawn Mowers at Costco for 2026 (Top Picks)

You’ll find cordless convenience and powerful brushless motors in Costco’s top electric lawn mowers for 2026. These models are perfect if you want to skip the hassle of gas and cords while still getting the job done efficiently.

Among the best picks, the lightweight MZK 20V 13″ and the robust Greenworks 80V 21″ stand out for their performance and ease of use.

Both offer adjustable cutting heights, so you can tailor the cut to your lawn’s needs. Plus, they come with long runtimes and ergonomic designs that make mowing less tiring.

Whether you’re dealing with a small yard or a larger space, these mowers provide options to match.

If you prefer self-propelled mowers for easy maneuvering or multi-blade systems for a precise cut, Costco has you covered.

These electric lawn mowers strike a great balance between runtime, durability, and user comfort. Keep reading to find out which features will suit your lawn care routine best!

MZK 20V 13″ Cordless Electric Lawn Mower LM13B4

The MZK 20V 13″ Cordless Electric Lawn Mower LM13B4 offers a practical solution for maintaining small to medium lawns with ease. Its lightweight design, weighing just 13 pounds, makes it effortless to maneuver around tight corners and flower beds. This mower helps you save time and energy while delivering a clean, even cut.

Equipped with a brushless motor that runs up to 3400 RPM, it ensures efficient grass cutting without frequent interruptions. The 13-inch cutting deck comes with four adjustable heights ranging from 1.3″ to 2.6″, allowing you to customize your lawn’s appearance according to your preferences.

This model includes two 20V batteries, providing about 30 minutes of runtime. Quick battery swaps mean you can extend mowing time if needed. Its cordless design eliminates the hassle of cords, and the removable 8-gallon grass bag simplifies cleanup after use.

Maintenance is straightforward since the mower requires no assembly and features durable components designed for consistent performance. While the runtime suits smaller lawns best, the mower’s compact size offers excellent control and convenience.

Best for: Homeowners with small to medium lawns seeking a lightweight, cordless electric mower that balances easy handling with effective grass cutting.

What We Like:

• Lightweight at 13 pounds for easy handling
• Powerful brushless motor with up to 3400 RPM
• Two 20V batteries enable quick swaps and extended runtime
• Adjustable cutting height for lawn customization
• Removable 8-gallon grass bag for easy disposal

Specification:

Feature	Details
Manufacturer	MZK
Cutting Deck Size	13 inches
Weight	13 pounds
Motor Type	Brushless
Battery Voltage	20V (two batteries)
Cutting Height Range	1.3″ to 2.6″
Grass Bag Capacity	8 gallons
Assembly Required	No

Greenworks 40V 20″ Twin Blade Mower, 4.0Ah + 2.0Ah Battery

The Greenworks 40V 20″ Twin Blade Mower offers a seamless mowing experience for homeowners looking to maintain yards up to half an acre. Its cordless design eliminates the hassle of gas and cords, giving you freedom and flexibility. The lightweight 20-inch deck is easy to maneuver, making lawn care less of a chore.

Smart Cut technology intelligently adjusts power based on grass thickness, ensuring a clean and consistent cut every time. The brushless 6000 RPM motor provides efficient performance while extending the mower’s lifespan. Dual batteries automatically switch to keep you mowing for up to 70 minutes without interruption.

Maintenance is straightforward with no gas or oil required, and the mower operates quietly—ideal for residential areas. Five height settings let you tailor the cut to suit different grass types and conditions. Although the plastic deck may be less durable than metal, it helps keep the mower lightweight and easy to handle.

Best for: Homeowners with medium-sized yards seeking a quiet, cordless mower that balances power and convenience.

What We Like:

• Dual batteries with automatic switching extend runtime up to 70 minutes
• Smart Cut technology adapts power for consistent cutting results
• Lightweight design with customizable height adjustments
• Quiet operation suitable for neighborhood use
• Brushless motor enhances efficiency and durability

Specification:

Feature	Details
Manufacturer	Greenworks
Cutting Width	20 inches (50.8 cm)
Voltage	40V
Motor Type	Brushless, 6000 RPM
Battery Capacity	4.0Ah + 2.0Ah
Deck Material	Plastic
Weight	Not specified

Greenworks 80V 21″ Brushless Cordless Lawn Mower

Experience the ease of lawn care with the Greenworks 80V 21″ Brushless Cordless Lawn Mower. Designed to offer powerful, gas-like performance without the noise or emissions, this mower brings convenience to your yard. Its brushless motor delivers twice the torque, ensuring efficient cutting and quiet operation.

With up to 60 minutes of runtime from two 80V 2.0Ah batteries, you can cover medium-sized lawns comfortably. The runtime varies depending on grass thickness, but quick battery swaps keep you moving. The mower’s 3-in-1 design offers versatile clipping management, letting you mulch, bag, or side discharge as needed.

Adjusting the cutting height is simple with a single lever that offers five different positions. Maintenance is minimal since the brushless motor reduces wear and tear. Plus, compatibility with over 75 Greenworks 80V tools means you can share batteries and chargers easily.

This mower is a practical choice for homeowners seeking a quiet, efficient, and low-maintenance solution for regular lawn upkeep.

Best for: Homeowners wanting a powerful, versatile cordless mower that’s easy to maintain and works well with a wide range of battery-powered tools.

What We Like:

• Brushless motor delivers strong, quiet performance with twice the torque.
• 3-in-1 cutting system for mulching, bagging, or side discharge.
• Two batteries and rapid charger included for extended mowing sessions.
• Easy height adjustment with a single lever.
• Compatible with over 75 Greenworks 80V tools for battery flexibility.

Specification:

Feature	Details
Manufacturer	Greenworks
Cutting Width	21 inches (53.3 cm)
Battery Voltage	80V
Battery Capacity	2.0Ah per battery
Motor Type	Brushless
Runtime	Up to 60 minutes
Weight	Not specified
Color Options	Green

STEELITE 40V 17″ Cordless Electric Lawn Mower

Transform your lawn care routine with the STEEELITE 40V 17″ Cordless Electric Lawn Mower, designed to deliver efficient cutting without the noise and mess of gas-powered models. This mower offers a clean, quiet solution to maintain your yard with ease. Its cordless design eliminates the hassle of cords or fuel, giving you freedom of movement across your lawn.

Powered by dual 20V 4.0Ah batteries, it provides up to 25 minutes of runtime, sufficient for most medium-sized yards. The 3400 RPM brushless motor ensures precise and smooth cutting while requiring minimal maintenance compared to traditional mowers.

The 17-inch deck features six adjustable height settings from 0.98 to 2.95 inches, allowing you to customize your cut for different grass types or seasons. A 2-in-1 mulching and bagging system with a large 40L grass bag helps manage clippings efficiently, keeping your lawn neat without extra effort.

Lightweight at just 30 lbs and equipped with a foldable handle, this mower is easy to maneuver and store in tight spaces. Its design suits homeowners who want a reliable, low-maintenance tool for regular lawn upkeep.

Best for: Homeowners looking for a lightweight, easy-to-use cordless lawn mower that balances performance and convenience for routine lawn care.

What We Like:

• Dual batteries extend mowing time for uninterrupted work.
• Adjustable cutting heights for versatile lawn maintenance.
• Lightweight and foldable design simplifies storage and transport.

Specification:

Feature	Details
Manufacturer	STEELITE
Cutting Width	17 inches
Battery Voltage	Dual 20V 4.0Ah
Motor Speed	3400 RPM brushless
Cutting Heights	0.98 to 2.95 inches (6 settings)
Grass Bag Capacity	40 liters
Weight	30 lbs
Handle	Foldable

40V 18” Self-Propelled Cordless Lawn Mower Kit

Experience effortless lawn care with the 40V 18” Self-Propelled Cordless Lawn Mower Kit from Neobitat. Designed to tackle thick grass and uneven terrain, this mower offers smooth, variable-speed rear-wheel drive that makes navigating slopes easier. Its brushless motor paired with dual 5.0Ah batteries provides reliable power for extended mowing sessions.

The 18-inch cutting deck covers a broad area while the 50-liter grass bag reduces the need for frequent stops. You can easily switch between mulching and bagging, adapting to your lawn’s needs. This mower’s lightweight and foldable design simplifies storage and handling, making it convenient for daily use.

Adjust the cutting height with six options to customize your lawn’s appearance. Maintenance is straightforward thanks to its cordless operation, which eliminates fuel or oil concerns. Charging the batteries is simple, but keep in mind longer mowing may require spare batteries for uninterrupted use.

Best for: Homeowners seeking a cordless mower that delivers strong performance on thick grass and slopes with flexible cutting choices.

What We Like:

• Dual 5.0Ah batteries ensure long runtime and consistent power.
• Large 18-inch deck and spacious 50-liter bag enhance mowing efficiency.
• Foldable, lightweight design with adjustable handle and cutting heights for comfort.
• Brushless motor reduces maintenance needs and increases durability.

Specification:

Feature	Details
Manufacturer	Neobitat
Cutting Deck	18 inches
Battery Voltage	40V
Battery Capacity	Dual 5.0Ah batteries
Grass Bag Size	50 liters
Drive Type	Variable-speed rear-wheel
Weight	Not specified
Design	Lightweight, foldable

Greenworks 40V 16″ Cordless Push Lawn Mower

The Greenworks 40V 16″ Cordless Push Lawn Mower is designed to make lawn care effortless for homeowners with smaller yards. Its ultra-lightweight frame, which is 35% lighter than traditional steel deck mowers, allows you to push and maneuver with ease, reducing fatigue during use. The mower starts instantly with a simple push-button, eliminating the hassle of pull cords.

Adjusting your cutting height is quick and straightforward thanks to a single lever with five settings. This mower tackles different grass types efficiently and quietly, helping you maintain a neat lawn without disturbing neighbors. The versatile 2-in-1 system lets you choose between mulching or rear bagging, streamlining cleanup after mowing.

Powered by a 4.0Ah battery compatible with over 75 Greenworks tools, it offers a virtually maintenance-free experience—no gas, oil changes, or emissions to worry about. However, the 16-inch cutting deck may require more passes on larger lawns, and battery life might limit extended mowing without a spare.

Best for: Homeowners with up to a 1/3 acre lawn seeking a lightweight, easy-to-use, and quiet cordless mower that requires minimal upkeep.

What We Like:

• Lightweight design for easy maneuverability
• Push-button start and simple height adjustment
• 2-in-1 mulching/rear bagging functionality
• Maintenance-free battery operation compatible with many Greenworks tools

Specification:

Feature	Details
Manufacturer	Greenworks
Cutting Deck Size	16 inches
Battery Voltage	40V
Battery Capacity	4.0Ah
Weight	Approximately 35% lighter than steel deck mowers
Cutting Height	5 adjustable positions

Greenworks 80V 21″ Self-Propelled Cordless Mower

Experience effortless lawn care with the Greenworks 80V 21″ Self-Propelled Cordless Mower, designed to handle up to half an acre on a single charge. This mower solves the common hassle of noisy, gas-powered machines by delivering a quiet yet powerful performance, making mowing a more pleasant task.

The brushless motor enhances torque for efficient cutting and operates quietly, reducing noise pollution. Its durable 21-inch steel deck stands up to regular use, while the self-propelled rear-wheel drive with variable speed control makes maneuvering around obstacles smooth and easy.

Versatility is built in with a 4-in-1 system allowing you to mulch, bag, side discharge, or turbo leaf pickup, adapting to different lawn care needs. LED headlights extend mowing hours safely into dawn or dusk. Plus, the 80V battery is compatible with over 75 Greenworks tools, streamlining your outdoor equipment.

Maintenance is straightforward thanks to cordless convenience and robust design, minimizing downtime and effort. While battery life varies with conditions and rear-wheel drive suits moderate terrain best, this mower balances power and quiet operation for residential use.

Best for: Homeowners with up to half an acre seeking a quiet, powerful cordless mower that adapts to various lawn tasks with easy handling.

What We Like:

• Brushless motor for quieter, longer-lasting performance
• 4-in-1 mowing system for versatile lawn care options
• Compatibility with 75+ Greenworks tools enhances value
• LED headlights enable mowing in low light
• Self-propelled variable speed drive improves control

Specification:

Feature	Details
Manufacturer	Greenworks
Cutting Width	21 inches (53.3 cm)
Power Source	80V Lithium-ion Battery
Drive Type	Self-propelled, Rear-wheel
Deck Material	Steel
Weight	Not specified
Color Options	Green and black

EGO POWER+ Self-Propelled Cordless Lawn Mower LM2135SP

Experience effortless lawn care with the EGO POWER+ Self-Propelled Cordless Lawn Mower LM2135SP. Designed to tackle your grass with power and precision, this mower eliminates the hassle of gas and cords. Its cordless design and self-propelled system make maneuvering your yard smooth and less tiring.

The mower’s Select Cut Multi-Blade System ensures a clean, professional cut that rivals traditional gas mowers. You can easily adjust the cutting height from 1.5 to 4 inches across seven positions, tailoring your lawn’s appearance. Mulching, bagging, or side discharge options offer flexibility to suit your garden’s needs.

Powered by a strong 56V 7.5Ah ARC Lithium battery, it delivers up to 60 minutes of runtime with quick recharge capabilities. The Touch Drive system lets you control your speed between 0.9 and 3.1 MPH effortlessly. Bright LED headlights extend your mowing time by improving visibility during early mornings or late evenings.

Maintenance is straightforward with no gas, oil, or spark plugs to worry about. While the battery life covers most yards, very large lawns might require additional batteries. The mower’s weight, influenced by battery and self-propel features, may require some getting used to.

Best for: Homeowners seeking a cordless, powerful, and easy-to-use self-propelled lawn mower with versatile cutting options and long battery life.

What We Like:

• Select Cut Multi-Blade System delivers superior cutting performance.
• Adjustable speed and seven cutting height settings for personalized control.
• Long-lasting 60-minute runtime with rapid charging.
• Bright LED headlights enhance mowing in low light.
• Low-maintenance design without gas or oil.

Specification:

Feature	Details
Manufacturer	EGO POWER+
Model	LM2135SP
Battery Voltage	56V
Battery Capacity	7.5Ah ARC Lithium
Cutting Height Range	1.5 to 4 inches (7 positions)
Speed Control	0.9 to 3.1 MPH (Touch Drive)
Runtime	Up to 60 minutes
Features	Self-propel, LED headlights

Greenworks 80V 25″ Brushless Cordless Lawn Mower

Experience effortless lawn care with the Greenworks 80V 25″ Brushless Cordless Lawn Mower. Designed for homeowners managing medium to large yards, this mower tackles up to three-quarters of an acre on a single charge. Its brushless motor ensures quieter operation and more torque, making your mowing smoother and less noisy.

The mower’s durable steel deck and wide 25-inch cutting path reduce the time spent on your lawn. Dual battery ports with automatic switchover keep the mower running without interruption, solving the common issue of battery downtime during large jobs. This means you can maintain your yard efficiently without frequent breaks.

Maneuverability is enhanced by the self-propelled rear-wheel drive and variable speed control. These features provide excellent traction and allow you to adjust the pace, making it easier to handle slopes and uneven terrain. The built-in LED headlights improve visibility for early morning or late evening mowing.

Maintenance is straightforward with the brushless motor’s longer lifespan and minimal upkeep compared to gas mowers. However, battery life can vary depending on grass conditions and usage style. The LED lights are helpful but may not be sufficient in very dark environments.

Best for: Homeowners with medium to large lawns seeking a quiet, powerful cordless mower that offers extended runtime and easy handling.

What We Like:

• Dual battery ports with automatic switchover for continuous operation
• Quiet, efficient brushless motor with increased torque
• Self-propelled rear-wheel drive with adjustable speed for superior control
• Durable steel deck with wide 25-inch cutting width
• LED headlights for improved visibility in low light

Specification:

Feature	Details
Manufacturer	Greenworks
Cutting Width	25 inches (63.5 cm)
Power Source	80V Brushless Battery
Drive Type	Self-propelled Rear-Wheel
Material	Steel Deck
Weight	Not specified
Color Options	Green

Factors to Consider When Choosing an Electric Lawn Mower Costco

When choosing an electric lawn mower at Costco, you’ll want to consider battery life to ensure it lasts through your entire yard. Think about the cutting width and motor power to match your lawn size and terrain.

Don’t forget to check the mower’s weight, maneuverability, and built-in safety features for a smooth and secure mowing experience. It’s all about making your mowing easy and safe!

Battery Life Importance

Because battery life directly affects how long you can mow without interruption, it’s crucial to take into account capacity, voltage, and the number of batteries included when choosing an electric lawn mower at Costco.

Battery capacity, measured in ampere-hours (Ah), determines how long your mower will run before needing a recharge. Higher voltage batteries usually deliver more power and longer runtime, which is especially helpful for larger or tougher lawns.

Also, consider how many batteries come with the mower and whether they’re compatible for easy swapping—more batteries mean extended mowing time. Don’t overlook fast-charging technology either; it cuts downtime, so you can get back to mowing sooner.

Prioritizing these battery life factors ensures your mower keeps up with your lawn’s demands efficiently.

Cutting Width Options

Choosing the right cutting width for your electric lawn mower at Costco can really impact how quickly and easily you finish mowing. Cutting width determines how much ground the mower covers in one pass, which directly affects your mowing efficiency.

If you have a large lawn, going for a mower with a wider cutting width—around 22 to 25 inches—will cut down the number of passes you need to make. But if your yard has tight corners or irregular shapes, a smaller cutting width of 16 to 18 inches gives you better maneuverability.

Motor Power Types

Understanding the motor power types in electric lawn mowers at Costco can help you pick a model that matches your lawn’s needs. Electric mowers usually come with brushed or brushless motors.

Brushless motors are more efficient, last longer, and need less maintenance than brushed ones. You’ll also want to ponder motor voltage—higher voltage models like 80V deliver more power, ideal for bigger or tougher lawns, while 20V or 40V options suit smaller yards.

Motor power impacts RPM, which influences cutting speed and performance. A stronger motor means better cutting capacity and longer runtime, especially for thick or dense grass.

Choosing the right motor type and power ensures your mower handles your lawn efficiently without wasting energy or struggling through tough patches. It’s all about matching the mower to your yard’s demands.

Weight and Maneuverability

When you’re picking an electric lawn mower at Costco, weight and maneuverability play a big role in how comfortable and efficient your mowing experience will be. Lighter mowers, usually under 40 pounds, are easier to push and reduce fatigue.

Look for models with compact, ergonomic designs—they offer better control and make it simpler to navigate tight spaces and obstacles. Adjustable handle heights can boost your comfort and steering ease, especially if multiple people use the mower.

If your lawn has uneven terrain, consider a self-propelled mower to cut down on the effort needed. Also, a mower with balanced weight distribution helps maintain stability, so you can mow confidently without struggling to keep it steady.

These factors ensure your lawn care is smooth and less tiring. It really makes a difference when you’re out there mowing for a while!

Safety Features Included

Along with weight and maneuverability, safety features play a big role in making your mowing experience worry-free. Look for electric lawn mowers with two-step safety start mechanisms to prevent accidental activation.

Blade brake clutch systems are essential as they stop the blade quickly when you release the handle or encounter hazards. Many models include safety sensors that automatically shut off the mower if you let go or if an obstacle appears.

Safety lock buttons add another layer of protection, especially around children or unauthorized users. Additionally, clear safety instructions and ergonomic handle designs help you maintain a secure grip and reduce injury risks.

Prioritizing these features ensures a safer, more controlled mowing session every time you head outdoors. It’s all about keeping things safe and simple while you get your yard looking great!

Maintenance and Durability

Since electric lawn mowers have fewer moving parts and don’t need oil or fuel changes, they require less maintenance than gas-powered models. That alone makes life a bit easier for you.

To keep your mower durable, focus on the quality of its motor, battery life, and build materials like weather-resistant plastics and sturdy, corrosion-resistant decks. These features really help it stand up to the elements.

Make sure to regularly inspect and clean the blades and vents. Doing this keeps your mower cutting well and helps it last longer.

Battery health is especially important—always use compatible chargers and store batteries properly to get the most out of them. Taking care of the battery means fewer replacements down the road.

When you’re choosing your mower at Costco, look for models with high-quality components and strong decks. These parts resist wear and tear much better.

Frequently Asked Questions

How Do Electric Lawn Mowers Compare Environmentally to Gas Mowers?

You’ll find electric mowers are greener than gas ones since they produce no direct emissions and use less energy overall. They’re quieter, too, helping reduce pollution and noise in your neighborhood while keeping your lawn neat.

Plus, electric mowers often require less maintenance, which means fewer oil changes and less waste. That’s better for the environment and your wallet! So, if you’re looking to be eco-friendly, electric is definitely the way to go.

What Maintenance Is Required for Electric Lawn Mower Batteries?

You should regularly charge your electric mower’s battery and avoid overcharging it.

Also, make sure to store the battery in a cool, dry place to keep it in good shape. Don’t forget to clean the terminals now and then.

Following these steps helps maintain battery life and guarantees your mower runs efficiently every time.

Are Replacement Batteries and Parts Readily Available at Costco?

Yes, you’ll find replacement batteries and parts at Costco for most electric mowers they sell.

Just check their online store or ask in-person to guarantee compatibility and availability before making your purchase.

Can Electric Mowers Handle Wet or Uneven Terrain Effectively?

Ever tried mowing a soggy lawn? Electric mowers can handle wet or uneven terrain, but you’ll want to avoid overly muddy areas to protect the motor.

Uneven ground needs careful navigation, so take it slow and steady. This way, you’ll keep your mower in good shape and get a cleaner cut.

What Is the Typical Warranty Coverage for Costco Electric Mowers?

You’ll typically get a 2 to 3-year warranty on Costco electric mowers, covering parts and labor.

Some models might offer extended coverage, but always verify details before buying to guarantee you’re fully protected.

Conclusion

Choosing the right electric lawn mower at Costco is like picking the perfect brush to paint your lawn’s masterpiece. With these top picks, you’ll glide effortlessly across your yard, leaving behind a carpet of green that hums with life.

Whether you want nimble precision or powerful self-propulsion, there’s a mower ready to dance through your grass. So, gear up and let your lawn shine like a freshly polished gem this season!

Finding the best electric lawn mower at Costco means you get quality, convenience, and value all in one package. These models offer easy handling, efficient cutting, and eco-friendly operation that makes yard work a breeze.

With the right electric mower, your lawn will look neat and vibrant, giving your outdoor space that perfectly manicured finish. Ready to transform your yard? Explore Costco’s top electric lawn mowers and pick the one that fits your lawn care needs perfectly!