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BILT HARD vs Greenworks 80V 21" Self-Propelled Cordless Lawn

Updated July 2026 — BILT HARD wins on bag capacity, Greenworks 80V 21" Self-Propelled Cordless Lawn wins on weight and width.

The Greenworks mower offers superior performance and versatility, making it the better choice for comprehensive lawn care.

Why BILT HARD is better

Price

BILT HARD is significantly cheaper.

Dethatching

Specialized for dethatching and scarifying.

Weight

Lighter and easier to maneuver.

Why Greenworks 80V 21" Self-Propelled Cordless Lawn is better

Performance

Brushless motor provides more torque.

Ease of Use

Self-propelled feature enhances usability.

Battery Life

Longer runtime with 4.0Ah battery.

Overall score

BILT HARD
65
Greenworks 80V 21" Self-Propelled Cordless Lawn
85

Specifications

SpecBILT HARDGreenworks 80V 21" Self-Propelled Cordless Lawn
Motor TypeCopperBrushless
Cutting Width16 inches21 inches
RPM3300N/A
Self-PropelledNoYes
Price$169.99$479.99

Dimension comparison

BILT HARDGreenworks 80V 21" Self-Propelled Cordless Lawn

Overview

The BILT HARD 16 Inch Dethatcher Scarifier and the Greenworks 80V 21" Self-Propelled Lawn Mower cater to different lawn care needs. The dethatcher is priced at $169.99, while the self-propelled mower comes in at $479.99, making the dethatcher about 65% cheaper. Each product serves distinct purposes: one focuses on dethatching and scarifying while the other is designed for mowing, highlighting their unique functionalities.

Functionality

The BILT HARD dethatcher features a dual design, allowing users to switch between dethatching and scarifying, effectively removing dead plant material and enhancing lawn health. In contrast, the Greenworks mower employs a robust brushless motor and a durable 21-inch deck, offering effective mowing with a self-propelled mechanism. While the dethatcher operates at up to 3300 RPM with a 15 Amp motor, the mower is equipped to tackle extensive lawns, cutting up to 1/2 acre with a fully charged 4.0Ah battery. These functional differences cater to varied lawn care tasks.

Performance

In terms of performance, the BILT HARD dethatcher generates significant power, making it suitable for intensive lawn treatments, while the Greenworks mower excels in efficiency with its brushless motor, offering 30% more torque than standard models. The dethatcher’s 16-inch raking path allows for a thorough job, while the mower's self-propelled feature provides ease of use over varying terrains. With the dethatcher having a sales rank of 20,545 and the mower ranking much higher at 1,880, it suggests that the mower may be more popular among consumers seeking a reliable mowing solution.

Ease of Use

The BILT HARD dethatcher is designed for user convenience with features such as a tool-free quick-lock knob and a foldable handle rod. Its 14.5-gallon removable grass bag simplifies cleanup after dethatching. Meanwhile, the Greenworks mower offers variable speed control and LED headlights for visibility during early morning or late evening tasks. This self-propelled feature allows for a more manageable mowing experience, particularly for larger areas. Both products focus on user-friendly designs but cater to different aspects of lawn care.

Maintenance

Maintenance requirements differ significantly between the two products. The BILT HARD dethatcher features spring steel tines that may require periodic replacement, while the Greenworks mower is built with a durable steel deck designed to withstand regular use. The brushless motor in the mower contributes to a longer lifespan and quieter operation, reducing maintenance needs compared to traditional gas mowers. Overall, the mower's design promotes longevity, while the dethatcher may necessitate more frequent upkeep to maintain optimal performance.

Price Comparison

With the BILT HARD dethatcher priced at $169.99 and the Greenworks mower at $479.99, there's a notable price gap of about $310. This difference of approximately 65% indicates that the dethatcher is a more budget-friendly option for those primarily interested in dethatching. However, for homeowners looking for a comprehensive mowing solution, the investment in the Greenworks mower may be justified given its advanced features and capabilities.

Brand Reputation

Both BILT HARD and Greenworks have established themselves in the outdoor power equipment market, but they cater to different segments. Greenworks, with its higher bestseller rank, suggests a strong consumer preference for its products, especially among those seeking electric lawn care solutions. BILT HARD, while a reputable brand, has a more specialized focus, particularly on dethatching and scarifying. The preference for Greenworks may reflect a broader appeal among consumers looking for versatile lawn care equipment.

Which should you buy?

Choosing between the BILT HARD dethatcher and the Greenworks self-propelled mower ultimately depends on your specific lawn care needs. If your primary concern is dethatching and enhancing soil health, the BILT HARD dethatcher is a cost-effective option at $169.99. However, if you require a powerful, efficient mowing solution capable of handling larger areas with ease, the Greenworks mower, priced at $479.99, may be worth the investment. Consider your lawn size, maintenance preferences, and budget to make the best decision for your yard care routine.