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BLACK+DECKER Weed Eater, Lawn Edger and Cordless vs PowerSmart 21" 2-in-1 Push Lawn Mower, 144cc

Updated July 2026 — BLACK+DECKER Weed Eater, Lawn Edger and Cordless wins on battery life, PowerSmart 21" 2-in-1 Push Lawn Mower, 144cc wins on weight and storage size.

The BLACK+DECKER Weed Eater offers versatile functionality at a lower price, while the PowerSmart excels in power and performance for larger lawns.

Why BLACK+DECKER Weed Eater, Lawn Edger and Cordless is better

Price

BLACK+DECKER is $110 cheaper

Versatility

3-in-1 functionality for trimming, edging, and mowing

Ease of Use

Automatic feed spool for uninterrupted trimming

Why PowerSmart 21" 2-in-1 Push Lawn Mower, 144cc is better

Power

144cc engine for robust performance

Cutting Width

21-inch cutting deck for larger areas

Mulching Capability

2-in-1 design for mulching and bagging

Overall score

BLACK+DECKER Weed Eater, Lawn Edger and Cordless
85
PowerSmart 21" 2-in-1 Push Lawn Mower, 144cc
75

Specifications

SpecBLACK+DECKER Weed Eater, Lawn Edger and CordlessPowerSmart 21" 2-in-1 Push Lawn Mower, 144cc
Functionality3-in-12-in-1
Engine TypeBatteryGas
Cutting HeightAdjustable6 Positions
Warranty2 Years1 Year
Sales Rank1378218759

Dimension comparison

BLACK+DECKER Weed Eater, Lawn Edger and CordlessPowerSmart 21" 2-in-1 Push Lawn Mower, 144cc

Overview of the BLACK+DECKER Weed Eater and PowerSmart Lawn Mower

The BLACK+DECKER Weed Eater is priced at $169.00, while the PowerSmart 21" 2-in-1 Push Lawn Mower costs $279.99. This makes the PowerSmart about 65% more expensive than the BLACK+DECKER. Both products serve the purpose of lawn maintenance but cater to different user needs and preferences.

The BLACK+DECKER offers a versatile 3-in-1 functionality that combines a lawn mower, trimmer, and edger, making it ideal for smaller yards and challenging spaces. Conversely, the PowerSmart features a powerful 144cc engine and a 2-in-1 cutting design that includes mulching and bagging, emphasizing efficiency and performance for larger areas.

Design and Functionality

The design of the BLACK+DECKER Weed Eater emphasizes versatility and compactness, making it suitable for various lawn care tasks. Its removable wheeled deck allows for an easy transformation from a lawn mower to a trimmer or edger, providing a comprehensive solution for yard care. This three-in-one functionality is particularly beneficial for those who have tight spaces or slopes to manage.

On the other hand, the PowerSmart Lawn Mower boasts a robust 21-inch cutting deck and a lightweight design, weighing only 62 lbs. This makes it easy to maneuver, particularly in small yards. However, it focuses primarily on traditional mowing with its mulching and bagging capabilities, which are excellent for maintaining a healthy lawn but do not provide the additional versatility found in the BLACK+DECKER.

Power and Performance

The BLACK+DECKER Weed Eater utilizes a battery-powered system equipped with two 20V MAX* lithium-ion batteries, ensuring continuous operation without the need for gas or oil. Its PowerDrive technology prevents bogging down in dense grass, offering reliable performance. This makes it particularly suitable for users looking for a low-maintenance option.

In contrast, the PowerSmart features a powerful 144cc OHV engine that delivers high performance and reliability. This engine is designed for a clean cut and efficient operation, making it ideal for larger lawns. The difference in power sources also highlights a key distinction: the BLACK+DECKER is battery-operated, while the PowerSmart relies on a traditional gas engine, which can impact user experience and convenience.

Ease of Use

When it comes to ease of use, the BLACK+DECKER Weed Eater stands out with its automatic feed spool (AFS), allowing for uninterrupted trimming without the hassle of manual line adjustments. Its adjustable deck height and trimmer settings provide customizable comfort, making it user-friendly for various lawn care tasks.

The PowerSmart Lawn Mower also offers customizable cutting height with six different positions ranging from 1.5 to 3.9 inches. This feature allows users to tailor their mowing experience to their lawn's specific needs. However, it may not match the multi-functionality of the BLACK+DECKER, as it is primarily designed for mowing, limiting its versatility for other lawn tasks.

Storage and Portability

The compact design of the BLACK+DECKER Weed Eater makes it easy to store, especially in smaller spaces. Its three-in-one functionality means that users can replace multiple tools with just one unit, reducing the need for extensive storage. The removable wheeled deck adds to its portability, making it easy to transport between different areas of the yard.

In contrast, the PowerSmart Lawn Mower, while lightweight, is still bulkier than the BLACK+DECKER. Its 21-inch cutting deck requires more storage space and might not fit as easily in smaller sheds or garages. Nonetheless, its lightweight nature does make it easy to push and maneuver around the yard.

Price and Value

The BLACK+DECKER Weed Eater is priced at $169.00, making it a more budget-friendly option compared to the PowerSmart, which costs $279.99. This price difference of $110 means that the BLACK+DECKER is about 39% cheaper than the PowerSmart. For users who have smaller yards or require a versatile tool for various tasks, the BLACK+DECKER offers exceptional value.

However, for those who prioritize power and performance in a lawn mower, the investment in the PowerSmart may be justified. Its capabilities in mulching and bagging, along with a powerful engine, provide a different kind of value that may appeal to users with larger lawns or specific lawn care needs.

Customer Reception

Both the BLACK+DECKER Weed Eater and PowerSmart Lawn Mower have garnered positive customer feedback, with the BLACK+DECKER holding a sales rank of 13,782, indicating a solid presence in the market. While the PowerSmart's rank of 18,759 is still commendable, it suggests that the BLACK+DECKER may be a more popular choice among consumers.

This popularity can often reflect user satisfaction, with many praising the BLACK+DECKER for its versatility and ease of use. Meanwhile, customers of the PowerSmart highlight its powerful performance and effectiveness in maintaining larger lawns, showcasing that both products have their loyal followings.

Which should you buy?

Deciding between the BLACK+DECKER Weed Eater and the PowerSmart Lawn Mower largely depends on your specific lawn care needs. If you have a smaller yard and require a versatile tool that can mow, trim, and edge, the BLACK+DECKER, at $169.00, is an excellent choice that offers greater functionality for a lower price.

However, if you prioritize performance and have a larger lawn that requires more robust mowing capabilities, the PowerSmart, priced at $279.99, could be worth the investment for its superior engine and mulching features. Ultimately, both products cater to different user preferences and yard care requirements, making them both valuable options in the lawn mower category.