Greenworks 40V 16" Cordless Lawn Mower vs Greenworks 80V 21” Brushless Cordless Electric
Updated July 2026 — Greenworks 80V 21” Brushless Cordless Electric leads on runtime and weight.
The Greenworks 40V mower is a cost-effective choice for small to medium lawns, while the 80V model offers more power and versatility for larger properties.
Why Greenworks 40V 16" Cordless Lawn Mower is better
Price
40V mower is $279.99, making it 44% cheaper.
Weight
40V mower is 35% lighter, enhancing maneuverability.
Maintenance
Zero maintenance costs compared to gas mowers.
Why Greenworks 80V 21” Brushless Cordless Electric is better
Power
80V model has a more powerful brushless motor.
Cutting Width
21-inch cutting deck for larger areas.
Warranty
Includes a 4-year warranty for added assurance.
Overall score
Specifications
| Spec | Greenworks 40V 16" Cordless Lawn Mower | Greenworks 80V 21” Brushless Cordless Electric |
|---|---|---|
| Motor Type | Brushed | Brushless |
| Battery Count | 1 | 2 |
| Height Adjustment | 5 positions | 7 positions |
| Mulching | Yes | Yes |
| Charger Type | Standard | Rapid |
Dimension comparison
Overview of the Products
When comparing the Greenworks 40V 16" Cordless Lawn Mower with the Greenworks 80V 21” Brushless model, both options cater to different lawn care needs and budgets. The former is priced at $279.99, while the latter comes in at $499.99, making the 40V mower about 44% cheaper. Each mower offers unique features that can significantly impact your lawn maintenance experience.
Performance Comparison
The Greenworks 40V 16" Cordless Lawn Mower provides a reliable performance for small to medium yards, featuring a runtime of 40 minutes on a single charge. It operates quietly, with a noise level under 75 dB, which is ideal for residential areas. On the other hand, the Greenworks 80V 21” Brushless model boasts a more powerful 80V brushless motor, designed for larger lawns and tougher grass. This mower's performance is supported by two batteries, ensuring longer mowing sessions without interruptions.
Design and Usability
In terms of design, the Greenworks 40V mower is ultra-lightweight, being 35% lighter than many comparable models. This feature makes it easy to maneuver, especially in tight spaces or uneven terrains. It also includes ergonomic handles and a push-button start, enhancing user comfort. Conversely, the Greenworks 80V mower features a larger 21-inch cutting deck and a hand-push design, prioritizing efficiency for bigger yards. With LED lights for low-light conditions, it offers added convenience for early morning or late evening mowing.
Battery and Charging
Battery performance is a significant factor in both models. The Greenworks 40V 16" mower includes a 4.0Ah battery that charges fully in two hours, providing sufficient power for its runtime. The 80V model, however, comes with two 2.0Ah batteries and a rapid charger, allowing for quick battery changes and extending mowing sessions. This dual-battery system can be particularly beneficial for larger lawns, where longer run times are necessary.
Additional Features
The Greenworks 40V mower incorporates a smart cut adjustment system with a single-lever, 5-position height control, allowing users to adapt the cutting height between 1.25 inches and 3.375 inches. It also offers a 2-in-1 mulching and rear-bagging system to manage grass clippings effectively. In contrast, the 80V model provides a versatile 3-in-1 system for mulching, rear bagging, and side discharge, giving users more options for lawn care. This feature, combined with its larger cutting deck, makes it more versatile for various lawn types.
Maintenance and Costs
The Greenworks 40V mower is designed for zero maintenance, eliminating the costs associated with gas, oil, and engine tune-ups, which can save users over $200 annually compared to traditional gas mowers. This makes it a cost-effective option for homeowners looking to reduce lawn care expenses. The 80V mower, while more expensive upfront, includes a comprehensive package with a string trimmer and a blower, which can justify its higher price for those seeking a complete lawn care solution.
Warranty and Support
Both products offer solid warranties, with the Greenworks 40V mower providing a three-year warranty for both the tool and the battery. The Greenworks 80V mower includes a generous four-year warranty, indicating the brand’s confidence in its durability and performance. For consumers concerned about long-term investment, the extended warranty on the 80V model may provide added reassurance.
Which should you buy?
Choosing between the Greenworks 40V 16" Cordless Lawn Mower and the Greenworks 80V 21” Brushless model ultimately depends on your specific needs. If you have a small to medium lawn and are looking for an affordable, lightweight option, the 40V mower is an excellent choice at $279.99. However, if you have a larger property and require a more powerful mower with greater versatility, the 80V model, priced at $499.99, could be worth the investment. Consider your lawn size, budget, and the importance of additional features like battery life and maintenance when making your decision.

