Greenworks 40V 21″ Brushless Cordless Mower – Detailed Revie

Key Features That Stand Out

• 40V 21” LAWN MOWER: This robust mower is powered by a 40V system, delivering efficient performance. It provides up to 45 minutes of run-time on a fully charged 5.0Ah battery, though this can vary based on grass conditions and how you operate it. The front wheels are 8 inches in diameter.
• BRUSHLESS MOTOR / DURABLE STEEL DECK: Featuring a highly efficient brushless motor, this electric mower offers increased torque, quieter operation, and extended lifespan. It’s built with a durable 21-inch steel deck for long-lasting use.
• SINGLE LEVER HEIGHT ADJUST: With a convenient single lever, you can easily adjust the cutting height across 7 different positions, ensuring the best cut for any lawn environment. The 3-in-1 design allows for rear bagging, side discharge, and mulching capabilities.
• SELF-PROPELLED: The rear-wheel drive power of this self-propelled mower significantly increases traction, making it easier to navigate and manage even the most challenging backyard terrains.
• VERTICAL STORAGE: Designed for modern living, this mower offers a space-saving vertical storage solution, allowing you to reclaim up to 70% more space in your garage or shed.

Greenworks 40V 21″ Brushless Cordless (Self-Propelled) Lawn Mower (75+ Compatible Tools), 5.0Ah Battery and Charger Included

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What We Like

• The included 5.0Ah battery and charger mean you can start mowing right out of the box without needing to purchase additional accessories.
• The self-propelled rear-wheel drive is a game-changer, reducing physical effort and making it significantly easier to maneuver, especially on inclines or uneven terrain.
• The brushless motor not only contributes to a quieter operation but also suggests better longevity and more consistent power delivery compared to brushed motors.
• The vertical storage capability is a brilliant feature for anyone with limited storage space, making it easy to tuck away when not in use.
• The single lever height adjustment simplifies the process of finding the perfect cutting height, a convenience that many users will appreciate.

Performance Analysis

• Runtime and Power: The 40V system combined with the 5.0Ah battery provides a respectable runtime of up to 45 minutes, suitable for small to medium-sized lawns. The brushless motor ensures that power is delivered efficiently and consistently.
• Cutting Capabilities: The 21-inch steel deck offers a good cutting width, and the 7-position height adjustment ensures versatility for various grass types and lengths. The 3-in-1 functionality (bagging, mulching, side discharge) adds to its adaptability.
• Maneuverability: The self-propelled feature with rear-wheel drive is a significant performance enhancer, providing better traction and reducing user fatigue, especially when tackling slopes or larger areas. The 8-inch front wheels should offer adequate maneuverability on most lawns.
• Durability and Maintenance: The durable steel deck suggests good longevity. Brushless motors are known for their low maintenance requirements and extended lifespan, which is a major advantage for cordless electric mowers.
• Storage and Convenience: The vertical storage design is a standout feature for convenience and space-saving, making it an attractive option for urban dwellers or those with compact storage solutions.

Best For

• Homeowners with small to medium-sized lawns who are looking for a quieter, more environmentally friendly alternative to gas mowers.
• Individuals who appreciate the convenience of cordless operation and the absence of fumes and oil changes.
• Users who may have some inclines or uneven terrain in their yard, thanks to the effective self-propelled system.
• Those who value space-saving storage solutions and are looking for a mower that can be easily stored vertically.
• Anyone looking to invest in a versatile mower that offers mulching, bagging, and side discharge options to suit their lawn care preferences.

Buying Guide

Key Features to Look For

• Battery Voltage and Capacity: For this mower, the 40V system and 5.0Ah battery are key. Higher voltage generally means more power, and higher Ah capacity translates to longer runtimes.
• Brushless Motor Technology: Always opt for a brushless motor for increased efficiency, torque, and a longer lifespan.
• Cutting Width and Height Adjustment: A 21-inch cutting width is a good standard for many lawn sizes, and a simple, multi-position height adjustment system is crucial for versatility.
• Self-Propelled Functionality: For ease of use, especially on larger or sloped yards, a self-propelled feature is highly desirable.
• Storage Options: Consider how you will store your mower. Vertical storage, as offered by this Greenworks model, can be a significant space saver.
• Mulching, Bagging, and Side Discharge: A 3-in-1 system offers the most flexibility for different lawn conditions and preferences.

Important Materials

The product information highlights a durable steel deck, which is a robust material that offers good longevity and protection for the mower’s internal components. The components themselves would be made from high-quality plastics and metals typical for power tools.

Essential Factors to Consider

• Lawn Size: The 45-minute runtime is suitable for many small to medium-sized lawns. For very large lawns, you might need to consider purchasing an additional battery.
• Terrain: The self-propelled feature is a major advantage for yards with slopes or uneven ground.
• User Strength and Mobility: The self-propelled system significantly reduces the physical effort required, making it accessible for a wider range of users.
• Storage Space: The vertical storage design is ideal for those with limited garage or shed space.
• Tool Compatibility: This mower is part of the Greenworks 75+ compatible tools system, which can be a benefit if you already own or plan to purchase other Greenworks 40V tools, as batteries can be shared.

Budget Planning

Cordless electric mowers, especially those with a 40V system, a 5.0Ah battery, and self-propelled functionality, represent a mid-range to upper-mid-range investment in lawn care. While the initial cost might be higher than a basic gas mower, you save on fuel, oil, and maintenance over time. This model, including the battery and charger, offers good value for its feature set.

When to Buy

The best time to buy a lawn mower is typically in the spring, as this is when demand is highest and retailers often offer seasonal promotions. However, buying in late summer or early fall, after the peak mowing season, can also present opportunities for discounted prices as stores clear inventory. Keep an eye out for holiday sales like Memorial Day, Fourth of July, or Labor Day.

Frequently Asked Questions

What is the expected runtime on a full charge?

You can expect up to 45 minutes of run-time with the included fully charged 5.0Ah battery. This may vary depending on the grass condition and how you operate the mower.

Is this mower suitable for hilly terrain?

Yes, the self-propelled rear-wheel drive greatly improves traction and makes it easier to navigate hills and tough backyard terrain.

Can this mower be stored upright?

Absolutely, this mower is designed for vertical storage, which can save up to 70% more space in your garage or shed.

What are the cutting height options?

The mower features a single lever height adjustment with 7 positions, allowing you to easily set the cutting height for different lawn conditions.

Does this mower come with a battery and charger?

Yes, the Greenworks 40V 21″ Brushless Cordless (Self-Propelled) Lawn Mower comes with a 5.0Ah battery and charger included, so you can start mowing right away.

What is the benefit of a brushless motor?

A brushless motor provides more torque, operates more quietly, and offers a longer lifespan compared to traditional brushed motors.

Final Thoughts

The Greenworks 40V 21″ Brushless Cordless (Self-Propelled) Lawn Mower (75+ Compatible Tools), 5.0Ah Battery and Charger Included presents a compelling package for homeowners seeking an efficient and user-friendly alternative to gas-powered mowers. Its combination of a powerful brushless motor, self-propelled drive, versatile cutting options, and innovative vertical storage makes it a strong contender in the electric mower market. While the 45-minute runtime is adequate for many, those with larger properties might consider an additional battery. Overall, it delivers on its promise of a quieter, cleaner, and more convenient lawn care experience, especially for those who value ease of use and space-saving solutions.