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BLACK+DECKER 20-Inch Corded Electric Lawn Mower vs Greenworks 80V 21” Brushless Cordless Electric

Updated July 2026 — Greenworks 80V 21” Brushless Cordless Electric leads on motor power and weight.

The Greenworks mower offers superior power and versatility, making it the better choice for larger lawns, while the BLACK+DECKER is a budget-friendly option for smaller yards.

Why BLACK+DECKER 20-Inch Corded Electric Lawn Mower is better

Price

BLACK+DECKER is significantly cheaper at $259.00.

Weight

BLACK+DECKER is lighter and easier to maneuver.

Simplicity

BLACK+DECKER offers straightforward operation for basic lawn care.

Why Greenworks 80V 21” Brushless Cordless Electric is better

Power

Greenworks has a more powerful 80V motor.

Versatility

Greenworks includes a leaf blower and string trimmer.

Warranty

Greenworks offers a longer 4-year warranty.

Overall score

BLACK+DECKER 20-Inch Corded Electric Lawn Mower
70
Greenworks 80V 21” Brushless Cordless Electric
85

Specifications

SpecBLACK+DECKER 20-Inch Corded Electric Lawn MowerGreenworks 80V 21” Brushless Cordless Electric
Cutting Modes3-in-13-in-1
Price$259.00$499.99
Sales Rank3186816803
Grass Bag13 GALNot Included
LED LightsNoYes

Dimension comparison

BLACK+DECKER 20-Inch Corded Electric Lawn MowerGreenworks 80V 21” Brushless Cordless Electric

Overview of the BLACK+DECKER 20-Inch Corded Electric Lawn Mower

The BLACK+DECKER 20-Inch Corded Electric Lawn Mower is priced at $259.00 and offers a reliable performance for residential lawns. This mower features a 13 Amp motor that delivers consistent power and three cutting modes: mulching, bagging, and side discharge. With a sales rank of 31,868, it is a popular choice among consumers seeking an efficient and user-friendly electric mower. Its lightweight design and compact size enhance maneuverability, making it suitable for smaller yards.

Overview of the Greenworks 80V 21” Brushless Lawn Mower

The Greenworks 80V 21” Brushless Lawn Mower is a more premium option, priced at $499.99. This model comes with a powerful brushless motor and offers a 3-in-1 cutting system that includes mulching, rear bagging, and side discharge. It features a robust 21-inch steel deck and is complemented by a leaf blower and string trimmer in a comprehensive package. With a sales rank of 16,803, this mower is well-regarded for its performance and versatility in lawn care tasks.

Power and Performance Comparison

In terms of power, the BLACK+DECKER mower is equipped with a 13 Amp motor, while the Greenworks model boasts an impressive 80V brushless motor. This significant difference suggests that the Greenworks may handle thicker grass and tougher conditions more effectively than its counterpart. The BLACK+DECKER, while powerful for its size, is tailored for lighter mowing tasks. The performance difference is particularly notable when considering the Greenworks' ability to maintain efficiency across various yard conditions.

Cutting Versatility

Both mowers offer versatility in cutting options, but they cater to slightly different needs. The BLACK+DECKER mower provides a 3-in-1 system that includes mulching, bagging, and side discharge, making it suitable for homeowners looking for simplicity and efficiency. In contrast, the Greenworks model also features a 3-in-1 cutting system but includes an additional comprehensive package with a leaf blower and string trimmer, adding to its versatility. This package makes it more appealing for those looking to invest in an entire lawn care solution rather than just a single mower.

User Experience and Convenience

User experience is a crucial aspect of lawn mowers, and both models offer ease of use, albeit in different ways. The BLACK+DECKER mower features a single lever height adjustment with seven settings ranging from 1 1/2 inches to 4 inches, which allows for easy customization based on grass length. Additionally, its lightweight design enhances maneuverability. Conversely, the Greenworks mower also has a 7-position height adjustment and comes with LED lights for visibility in low-light conditions, showcasing a user-friendly approach that prioritizes comfort and convenience.

Battery and Power Source

The BLACK+DECKER mower is corded, which provides consistent power as long as it is plugged in, but limits mobility. The Greenworks mower, on the other hand, is cordless and powered by two 2Ah batteries, offering the freedom to move without being tethered to an outlet. This cordless feature makes the Greenworks model more appealing for larger yards or those with multiple obstacles. The convenience of rapid charging with the Greenworks kit adds to its appeal, allowing for quick recharges between uses.

Warranty and Longevity

Warranty and longevity are important factors when considering lawn mowers. The BLACK+DECKER mower comes with a 2-year warranty, providing a reasonable level of assurance for buyers. In contrast, the Greenworks mower offers a more generous 4-year warranty, which may indicate a greater confidence in the product’s durability and performance. This extended warranty could be a significant factor for consumers seeking a long-term investment in their lawn care equipment.

Which should you buy?

When deciding between the BLACK+DECKER 20-Inch Corded Electric Lawn Mower and the Greenworks 80V 21” Brushless Lawn Mower, several key differences emerge. The BLACK+DECKER mower is about 48% cheaper at $259.00 compared to the Greenworks model at $499.99, making it an attractive option for budget-conscious buyers. However, the Greenworks offers superior power, versatility, and additional features, including the leaf blower and trimmer, which may justify its higher price for those with larger or more complex lawns. Ultimately, the choice depends on your specific lawn care needs, budget, and preferences regarding convenience and performance.