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BLACK+DECKER Weed Eater, Lawn Edger and Cordless vs Greenworks 60V 21" Self-Propelled Cordless Lawn

Updated July 2026 — Greenworks 60V 21" Self-Propelled Cordless Lawn leads on price and weight.

The Greenworks 60V mower offers superior power and runtime for larger lawns, while the BLACK+DECKER Weed Eater is ideal for smaller spaces and versatility.

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

Price

BLACK+DECKER is significantly cheaper at $169.

Versatility

BLACK+DECKER offers a 3-in-1 functionality.

Compact Design

BLACK+DECKER is better for small yards.

Why Greenworks 60V 21" Self-Propelled Cordless Lawn is better

Power

Greenworks has a brushless motor for gas-like performance.

Runtime

Greenworks covers up to 3/4 acre on a single charge.

Warranty

Greenworks offers a 4-year warranty compared to 2 years.

Overall score

BLACK+DECKER Weed Eater, Lawn Edger and Cordless
65
Greenworks 60V 21" Self-Propelled Cordless Lawn
85

Specifications

SpecBLACK+DECKER Weed Eater, Lawn Edger and CordlessGreenworks 60V 21" Self-Propelled Cordless Lawn
Motor TypeBrushedBrushless
Battery Type20V MAX60V
Self-PropelledNoYes
LED LightsNoYes
Eco-FriendlyYesYes

Dimension comparison

BLACK+DECKER Weed Eater, Lawn Edger and CordlessGreenworks 60V 21" Self-Propelled Cordless Lawn

Overview of BLACK+DECKER Weed Eater and Greenworks 60V Mower

The BLACK+DECKER Weed Eater is priced at $169.00, while the Greenworks 60V 21" Self-Propelled Lawn Mower comes in at $538.00, making it about 68% more expensive than its competitor. The BLACK+DECKER is a versatile 3-in-1 combo tool designed for smaller yards, whereas the Greenworks mower is tailored for larger spaces with its powerful brushless motor and self-propelled features. Both products cater to different gardening needs, with the BLACK+DECKER focusing on convenience and compactness, while the Greenworks provides enhanced performance for extensive lawn care.

Design and Versatility

The BLACK+DECKER Weed Eater features a convertible design that allows it to switch between a trimmer, edger, and mower, which is ideal for homeowners with diverse lawn care needs. This model's removable wheeled deck enables easy transformation, making it suitable for challenging spaces like slopes and tight areas. On the other hand, the Greenworks 60V mower boasts a robust 21-inch cutting deck, which is designed for larger yards, providing a more efficient mowing experience. Its self-propelled capability allows users to navigate through various terrains effortlessly. While the BLACK+DECKER offers versatile functionality, the Greenworks excels in cutting efficiency for expansive lawns.

Power and Performance

The BLACK+DECKER Weed Eater’s PowerDrive technology ensures reliable performance by preventing bogging down in dense grass and weeds, making it effective for smaller, overgrown areas. Its 12-inch cutting width is suitable for compact spaces, but its power is limited compared to the Greenworks mower. The Greenworks 60V mower, equipped with a brushless motor, delivers gas-like power with a cutting speed of 3200 RPM, providing unmatched strength for larger lawns. With dual 4.0Ah batteries, it can cover up to 3/4 acre per charge. In terms of sheer power and performance, the Greenworks mower clearly stands out as the more robust option.

Runtime and Battery Life

The BLACK+DECKER Weed Eater includes two 20V MAX batteries, which are adequate for its smaller tasks but may require more frequent recharging during extended use. Alternatively, the Greenworks 60V mower utilizes two 4.0Ah batteries, allowing for a runtime of over 60 minutes and covering more ground without interruptions. Its Auto Switchover feature ensures that the mower continues to operate seamlessly, enhancing overall efficiency. When it comes to runtime, the Greenworks mower offers a significant advantage, particularly for users with larger lawns.

Noise and Emissions

One of the advantages of both mowers is their eco-friendly design, as they operate with zero emissions. The BLACK+DECKER Weed Eater is designed for quieter operation compared to traditional gas mowers, making it suitable for residential areas. The Greenworks mower is even quieter, operating three times more quietly than gas alternatives, which can be a significant benefit for early morning or noise-sensitive mowing. In this category, the Greenworks mower excels with its quieter operation, providing a more pleasant mowing experience for both the user and the surrounding neighborhood.

Ease of Use and Maintenance

The BLACK+DECKER Weed Eater is designed with user comfort in mind, featuring adjustable height and length for customized operation. Its automatic feed spool allows for continuous trimming without interruptions for line adjustments. However, users may find the Greenworks mower easier to operate, thanks to its self-propelled design, which requires minimal physical effort. Additionally, the Greenworks mower is maintenance-free, eliminating the need for oil changes and reducing upkeep time. For ease of use, the Greenworks 60V mower offers a more user-friendly experience, especially for those with larger yards.

Warranty and Support

The BLACK+DECKER Weed Eater comes with a 2-year limited warranty, providing basic coverage for peace of mind. In contrast, the Greenworks 60V mower offers an impressive 4-year warranty on the tool and battery, showcasing the brand's confidence in its durability and longevity. This extended warranty reflects the Greenworks commitment to customer satisfaction and adds significant value to the purchase. For consumers concerned about potential issues, the Greenworks mower provides a more reassuring warranty period.

Which should you buy?

Choosing between the BLACK+DECKER Weed Eater and the Greenworks 60V mower ultimately depends on your specific lawn care needs. If you have a smaller yard and require a versatile tool for trimming, edging, and mowing, the BLACK+DECKER Weed Eater at $169.00 may be the right choice. However, for homeowners with larger lawns looking for a powerful, self-propelled mower that can handle extensive mowing tasks efficiently, the Greenworks 60V mower, priced at $538.00, is worth the investment. Each product excels in its category, making them suitable for different types of users.