Greenworks 80V 21" Self-Propelled Cordless Lawn vs MZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless
Updated July 2026 — Greenworks 80V 21" Self-Propelled Cordless Lawn wins on build and power, MZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless wins on price and runtime.
The Greenworks mower excels in power, versatility, and build quality, making it ideal for larger lawns, while the MZK mower offers a budget-friendly, compact option suitable for small to medium yards.
Why Greenworks 80V 21" Self-Propelled Cordless Lawn is better
Power
30% more torque brushless motor vs high-efficiency motor
Cutting Versatility
4-in-1 system vs 2-in-1 system
Build Quality
Durable steel deck and self-propelled vs lighter 16-inch deck
Why MZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless is better
Price
$259.99 vs $479.99
Battery Runtime
Dual batteries with 45 min runtime vs single battery coverage
Height Adjustment
5-position height adjustment vs unspecified
Overall score
Specifications
| Spec | Greenworks 80V 21" Self-Propelled Cordless Lawn | MZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless |
|---|---|---|
| Cutting Width | 21 inches | 16 inches |
| Motor Type | Brushless, 30% more torque | Brushless, up to 3400 RPM |
| Battery | 1× 4.0Ah 80V | 2× 4.0Ah 40V |
| Cutting System | 4-in-1 (mulch, bag, side, leaf pickup) | 2-in-1 (mulch, bag) |
| Height Adjustment | Not specified | 5-position (1.4 to 3 inches) |
| Self-Propelled | Yes, rear-wheel drive | No |
| Price | $479.99 | $259.99 |
Dimension comparison
Overview of the Greenworks 80V 21" Self-Propelled Cordless Lawn Mower
The Greenworks 80V 21" Self-Propelled Cordless Lawn Mower is designed for those seeking a powerful and efficient lawn care solution. Priced at $479.99, this mower stands out with its brushless motor that offers 30% more torque compared to standard models. This feature allows it to tackle overgrown grass with ease, making it suitable for larger lawns up to half an acre. The self-propelled functionality enhances maneuverability, while the durable steel deck ensures longevity. Ideal for homeowners who desire efficiency without the noise and fumes of gas-powered mowers, this model is also compatible with over 75 other Greenworks tools.
Overview of the MZK 40V 16" Electric Lawn Mower
The MZK 40V 16" Electric Lawn Mower offers a more compact and budget-friendly option at $259.99. This mower features a high-performance brushless motor with a cutting speed of up to 3400 RPM, ensuring efficient cutting for small to medium lawns. It includes two 4.0Ah lithium batteries, allowing for up to 45 minutes of runtime, making it a practical choice for users with limited mowing time. Additionally, the mower supports a 2-in-1 system for mulching or bagging, and it features a 5-position height adjustment to cater to seasonal growth variations, making it versatile for various lawn needs.
Performance Comparison
When considering performance, the Greenworks mower clearly leads with its brushless motor providing 30% more torque, which translates to superior cutting ability on tougher terrains. In contrast, the MZK mower, while efficient for its size, operates at a lower cutting width of 16 inches, making it less suitable for larger areas. The Greenworks mower can handle lawns up to half an acre, whereas the MZK is ideal for small to medium lawns. This performance difference is crucial for homeowners with varying lawn sizes, with the Greenworks mower being more capable for extensive mowing tasks.
Runtime and Battery Life
The runtime of a mower is essential for uninterrupted mowing sessions. The MZK mower offers up to 45 minutes of operation with its dual 4.0Ah batteries, which is suitable for small lawns but may require battery swapping for larger areas. In contrast, the Greenworks mower's single 4.0Ah battery provides the power to cover up to half an acre on a full charge, though specific runtime details are not provided. However, its compatibility with a range of Greenworks tools means that users can invest in additional batteries for extended use. This makes the Greenworks mower potentially more advantageous for users with larger properties who prefer longer mowing sessions.
Cutting Features
Cutting versatility is a significant factor when choosing a lawn mower. The Greenworks 80V mower features a 4-in-1 cutting system, allowing for mulching, bagging, side discharge, and turbo leaf pickup. This flexibility caters to various gardening needs throughout the seasons. Meanwhile, the MZK mower supports a 2-in-1 system for mulching or rear bagging, which, while functional, doesn't offer the same level of versatility as its competitor. The ability to adapt to different cutting methods can make a substantial difference in lawn care efficiency and results, particularly for those who maintain diverse yard conditions.
Build Quality and Design
In terms of build quality, the Greenworks mower is constructed with a durable steel deck, promising longevity and resilience against wear and tear. This is particularly important for users who mow frequently or tackle challenging terrains. The self-propelled feature, combined with a rear-wheel drive and variable speed control, enhances user experience by making navigation easier across different lawn types. On the other hand, the MZK mower, while also well-designed, features a lighter 16-inch deck which may not be as robust for long-term use. The choice of build quality will significantly impact maintenance and durability over time.
Price Comparison
The price difference between these two mowers is significant, with the Greenworks model retailing for $479.99, while the MZK mower is priced at $259.99. This makes the MZK mower about 46% cheaper than the Greenworks mower. However, the price reflects not only the features but also the intended user base. The Greenworks mower's higher price is justified by its advanced capabilities, larger cutting width, and greater adaptability for larger lawns, whereas the MZK mower offers a cost-effective solution for those with smaller yards and simpler needs.
Which should you buy?
Choosing between the Greenworks 80V 21" Self-Propelled Cordless Lawn Mower and the MZK 40V 16" Electric Lawn Mower ultimately comes down to your specific lawn care needs. If you have a larger lawn and require a powerful, versatile mower that can handle various terrains, the Greenworks mower is worth the investment, despite its higher price. On the other hand, if you are looking for a budget-friendly option for a small to medium lawn, the MZK mower offers excellent value and sufficient performance for your needs. Consider your lawn size, cutting preferences, and budget to make the best choice for your mowing requirements.

