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BLACK+DECKER 20-Inch Corded Electric Lawn Mower vs MZK 15-inch 2-in-1 Electric Dethatcher and

Updated July 2026 — BLACK+DECKER 20-Inch Corded Electric Lawn Mower wins on deck size and cutting height, MZK 15-inch 2-in-1 Electric Dethatcher and wins on motor power and bag capacity.

The BLACK+DECKER mower excels in cutting performance and versatility, while the MZK dethatcher is more budget-friendly and effective for lawn health. Choose based on your specific lawn care needs.

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

Cutting Power

BLACK+DECKER has a 13 Amp motor for thick grass.

Versatility

Offers mulching, bagging, and side discharge.

Build Quality

EdgeMax design allows close cutting.

Why MZK 15-inch 2-in-1 Electric Dethatcher and is better

Price

MZK is $69 cheaper.

Weight

MZK is lighter at 27.5 lbs.

Collection Bag

MZK has a larger 45L collection bag.

Overall score

BLACK+DECKER 20-Inch Corded Electric Lawn Mower
85
MZK 15-inch 2-in-1 Electric Dethatcher and
75

Specifications

SpecBLACK+DECKER 20-Inch Corded Electric Lawn MowerMZK 15-inch 2-in-1 Electric Dethatcher and
Motor TypeElectricElectric
Cutting Modes3-in-12-in-1
Height Settings75
Warranty2 YearsNot Specified
Sales Rank318689774

Dimension comparison

BLACK+DECKER 20-Inch Corded Electric Lawn MowerMZK 15-inch 2-in-1 Electric Dethatcher and

Overview of the Products

When it comes to lawn maintenance, the BLACK+DECKER 20-Inch Corded Electric Lawn Mower and the MZK 15-inch 2-in-1 Electric Dethatcher and Scarifier serve different purposes but both aim to enhance your lawn's health. The BLACK+DECKER mower is priced at $259.00, while the MZK dethatcher retails for $189.99, making it about 27% cheaper than its counterpart. Understanding the specific features of each tool is essential for making an informed decision.

Design and Build Quality

The design and build quality of a lawn care product significantly impact its usability and effectiveness. The BLACK+DECKER mower features a 20-inch deck and a lightweight design optimized for easy maneuverability. Its EdgeMax deck design enables close cutting along edges without the need for a trimmer. In contrast, the MZK dethatcher has a 15-inch rake path and a foldable handle, making it both compact and easy to store. While the BLACK+DECKER mower is built for cutting grass, the MZK dethatcher is designed to remove thatch and debris, each excelling in their respective functions.

Power and Performance

Performance is vital when it comes to lawn care tools, and both products have their strengths. The BLACK+DECKER mower is equipped with a powerful 13 Amp motor, providing ample power for cutting through thick grass and overgrowth. This mower is designed for three mowing modes: mulching, bagging, and side discharge. On the other hand, the MZK dethatcher utilizes a copper motor that operates at 3700 RPM, ideal for tackling tough lawn care tasks by effectively removing thatch and promoting healthier grass growth. While the mower focuses on cutting grass, the dethatcher excels in soil aeration and thatch removal.

Versatility and Features

Versatility is a key feature of both products, but they serve different lawn care needs. The BLACK+DECKER mower offers three in one cutting versatility, allowing users to switch between mulching, bagging, and side discharge. This flexibility makes it suitable for varying lawn conditions. Meanwhile, the MZK dethatcher features a quick-switch 2-in-1 blade capability, allowing users to switch between dethatching and scarifying. This dual functionality caters to different lawn care requirements, making both tools versatile in their own right.

Ease of Use

Ease of use is paramount for any lawn care tool, and both products are designed with user convenience in mind. The BLACK+DECKER mower comes with a single lever that easily adjusts the cutting height across seven settings, ranging from 1.5 inches to 4 inches. This allows for a customizable mowing experience. On the other hand, the MZK dethatcher features adjustable depth settings ranging from -0.47 inches to 0.24 inches, allowing for precise care of your lawn. Both tools are lightweight, with the MZK dethatcher weighing in at 27.5 lbs, making them manageable for extended use.

Maintenance and Care

Maintenance requirements can significantly affect the longevity of lawn care tools. The BLACK+DECKER mower features a 13-gallon fabric grass bag that is easy to check for fullness, simplifying the maintenance process during mowing sessions. In contrast, the MZK dethatcher comes with a large 45L collection bag, allowing for extended periods of operation without frequent emptying. The design of both bags ensures efficient lawn maintenance, but the larger capacity of the MZK dethatcher may provide an edge for those with larger lawns.

Pricing and Value for Money

In terms of pricing, the BLACK+DECKER mower is priced at $259.00, while the MZK dethatcher is available for $189.99, making the latter a more budget-friendly option. The substantial price difference of about $69 indicates that the MZK dethatcher offers a more economical choice for those primarily interested in thatch removal and lawn health. However, the BLACK+DECKER mower's expansive features and performance may justify its higher price for users looking for a reliable mowing solution.

Which should you buy?

Ultimately, your choice between the BLACK+DECKER 20-Inch Corded Electric Lawn Mower and the MZK 15-inch 2-in-1 Electric Dethatcher and Scarifier will hinge on your specific lawn care needs. If you require a powerful mower with versatile cutting options, the BLACK+DECKER is a solid choice, especially at a bestseller rank of 31,868. However, if you are focused on maintaining the health of your lawn by removing thatch and promoting growth, the MZK dethatcher, with its competitive price and effective features, might be the better option. Assess your lawn's requirements and your budget to make the best decision.