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Greenworks 80V 21" Self-Propelled Cordless Lawn vs WORX Nitro 21" Cordless Lawn Mower, Electric Mower

Updated July 2026 — Greenworks 80V 21" Self-Propelled Cordless Lawn wins on price and weight, WORX Nitro 21" Cordless Lawn Mower, Electric Mower wins on battery and speed.

The Greenworks mower offers superior performance and features, while the WORX provides excellent value for budget-conscious buyers.

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

Performance

Higher torque brushless motor

Features

Includes LED lights for visibility

Durability

Constructed with a durable steel deck

Why WORX Nitro 21" Cordless Lawn Mower, Electric Mower is better

Price

More budget-friendly at $359.99

Runtime

Includes two 5.0Ah batteries for extended use

Storage

Fully collapsible handle for easy storage

Overall score

Greenworks 80V 21" Self-Propelled Cordless Lawn
85
WORX Nitro 21" Cordless Lawn Mower, Electric Mower
75

Specifications

SpecGreenworks 80V 21" Self-Propelled Cordless LawnWORX Nitro 21" Cordless Lawn Mower, Electric Mower
Motor TypeBrushlessBrushless
Cutting System4-in-13-in-1
Self-PropelledYesYes
Max Runtime45 mins50 mins
Warranty3 years2 years

Dimension comparison

Greenworks 80V 21" Self-Propelled Cordless LawnWORX Nitro 21" Cordless Lawn Mower, Electric Mower

Overview of the Greenworks 80V 21" Self-Propelled Cordless Lawn Mower

The Greenworks 80V 21" Self-Propelled Cordless Lawn Mower is a powerful option designed for homeowners looking for high efficiency and ease of use. Priced at $479.99, this mower features a brushless motor that provides 30% more torque than standard models, making it effective for tackling tough grass and uneven terrain. With its 4-in-1 cutting system, users can mulch, bag, side discharge, or pick up leaves, adapting to various lawn care needs. This mower is particularly suitable for lawns up to half an acre, ensuring that you can complete your yard work swiftly and efficiently.

Overview of the WORX Nitro 21" Cordless Lawn Mower

The WORX Nitro 21" Cordless Lawn Mower comes at a more budget-friendly price of $359.99, making it about 17% cheaper than the Greenworks model. This mower utilizes advanced Aerodeck technology that enhances cut quality and efficiency by maximizing air volume within the cutting deck, preventing clogs. It also features a brushless motor that delivers 40% more power and 10% longer runtime than previous generations, making it suitable for lawns up to half an acre. The self-propelled design with variable speed allows for greater comfort and control while mowing, accommodating different grass conditions and user preferences.

Cutting Performance

When it comes to cutting performance, both mowers excel in their own right. The Greenworks mower's brushless motor allows for quieter operation and longer life, making it a strong contender for those who prioritize a peaceful mowing experience. On the other hand, the WORX Nitro's Aerodeck technology enhances cutting efficiency and bag collection, offering a unique advantage in maintaining a clean lawn. While Greenworks focuses on torque and traditional cutting power, WORX emphasizes improved airflow and bagging capabilities, making them both effective tools depending on user needs.

Battery Life and Runtime

Battery life and runtime are critical factors in cordless lawn mowers, and both models perform admirably. The Greenworks mower includes a 4.0Ah battery that enables it to handle a half-acre yard effectively. Conversely, the WORX Nitro comes equipped with two 20V 5.0Ah PowerShare Pro batteries, providing a total of 40V power. This design allows for a maximum no-load runtime of 50 minutes, making it an excellent choice for larger lawns. The WORX model also benefits from Intellicut technology, which adjusts power based on grass thickness, conserving battery life when necessary.

Design and Usability

In terms of design and usability, both mowers feature user-friendly systems that enhance the mowing experience. The Greenworks mower includes high-visibility LED lights, allowing for early morning or late evening mowing. Its self-propelled capability with variable speed control provides excellent maneuverability. On the flip side, the WORX Nitro boasts a fully collapsible handle for easy storage and a single-lever height adjustment that offers seven cutting positions. This convenience can significantly enhance the overall user experience, particularly for those with varying lawn conditions or storage constraints.

Maintenance and Durability

Maintenance and durability should also be considered when comparing these two lawn mowers. The Greenworks mower is constructed with a durable steel deck and features a brushless motor designed for longevity, backed by a best-in-class warranty. This makes it a solid long-term investment. The WORX Nitro, while slightly less robust in its material composition, features a high-strength polymer deck that resists impact damage and corrosion. This design ensures that it offers a longer-lasting product life while being lightweight, making it easier to maneuver during use.

Price Comparison

When it comes to pricing, the Greenworks mower is priced at $479.99, while the WORX Nitro is available for $359.99. This represents a significant price difference of about $120, or roughly 17% cheaper for the WORX model. While the Greenworks mower offers advanced features and performance, the WORX Nitro provides excellent value for those on a tighter budget while still delivering reliable performance for smaller to medium-sized lawns.

Which should you buy?

Choosing between the Greenworks 80V 21" Self-Propelled Cordless Lawn Mower and the WORX Nitro 21" Cordless Lawn Mower ultimately depends on your specific needs and budget. If you prioritize robust performance and are willing to invest a bit more for features like LED lights and a higher torque brushless motor, the Greenworks mower may be the better choice for you. However, if you are looking for a more cost-effective solution that still offers excellent cutting power and user-friendly features, the WORX Nitro represents a solid option. Both mowers are designed for lawns up to half an acre, making them suitable for most suburban yards, but your decision should hinge on the features that matter most to you.