STEELITE 21V 13-Inch Brushless Electric Lawn vs WORX Nitro 21" Cordless Lawn Mower, Electric Mower
Updated July 2026 — WORX Nitro 21" Cordless Lawn Mower, Electric Mower leads on price and runtime.
The WORX Nitro offers superior power and features, making it the better choice for larger lawns, while the Steelite is a budget-friendly option for small yards.
Why STEELITE 21V 13-Inch Brushless Electric Lawn is better
Price
Steelite is significantly cheaper at $139.99.
Weight
Steelite is lighter at 20.5 lbs.
Maneuverability
Steelite is easier to maneuver in tight spaces.
Why WORX Nitro 21" Cordless Lawn Mower, Electric Mower is better
Power
WORX has a brushless motor delivering 40% more power.
Runtime
WORX offers up to 50 minutes of runtime.
Versatility
WORX features 3-in-1 functionality for mowing options.
Overall score
Specifications
| Spec | STEELITE 21V 13-Inch Brushless Electric Lawn | WORX Nitro 21" Cordless Lawn Mower, Electric Mower |
|---|---|---|
| Motor Type | Brushless | Brushless 2.0 |
| Cutting Height | 0.98" - 2.56" | 1.5" - 4" |
| Battery | 4.0Ah | 2 x 5.0Ah |
| Self-Propelled | No | Yes |
| Mulching | Yes | Yes |
Dimension comparison
Overview of the Steelite and WORX Lawn Mowers
When it comes to lawn care, both the Steelite 21V 13-Inch Brushless Electric Lawn Mower and the WORX Nitro 21" Cordless Lawn Mower present excellent options for homeowners. The Steelite is priced at $139.99, making it about 61% cheaper than the WORX, which retails for $359.99. Understanding how these two mowers stack up against each other in terms of features, performance, and usability is essential for making an informed decision.
Design and Build Quality
The Steelite is a compact and lightweight mower, weighing only 20.5 lbs and featuring a 13-inch deck, making it easy to maneuver in tight spaces or on slopes. Its design is geared towards small to mid-sized yards, providing a practical solution for homeowners with limited outdoor space. On the other hand, the WORX Nitro offers a 21-inch cutting deck and is built with high-strength polymer, which is both lightweight and resistant to impact damage and corrosion. This difference in design reflects each mower’s intended use, with the Steelite being more suited for smaller yards and the WORX being capable of handling larger lawns with greater efficiency.
Performance and Power
Performance-wise, the Steelite features a powerful brushless motor that ensures a quieter operation and a longer lifespan with less maintenance. It boasts a runtime of up to 25 minutes on its 21V 4.0Ah battery, which is adequate for smaller lawns. In contrast, the WORX Nitro is equipped with a brushless motor that delivers 40% more power than first-generation models, allowing it to handle lawns up to half an acre. The WORX comes with two 20V 5.0Ah batteries that provide a maximum no-load runtime of 50 minutes, making it a more powerful option for larger areas.
Cutting Height Adjustment and Versatility
The Steelite offers a straightforward 5-level height adjustment, allowing users to customize their lawn’s appearance with cutting heights ranging from 0.98" to 2.56". This feature is user-friendly and requires no tools for adjustments. In contrast, the WORX Nitro provides a more versatile cutting height adjustment with a single 7-position lever, allowing for heights from 1.5" to 4". Additionally, the WORX offers 3-in-1 functionality, accommodating mulching, bagging, and side-discharging, which adds to its versatility compared to the Steelite’s mulching and bagging options.
Technology and Features
The Steelite’s advanced brushless motor enhances its efficiency and reduces maintenance needs, while its mulching and bagging design allows for clean lawn care. However, the WORX Nitro comes packed with innovative technologies such as Aerodeck and Intellicut. Aerodeck technology boosts air volume to enhance cut quality and efficiency, while Intellicut automatically adjusts the cutting speed based on grass density. These advanced features position the WORX as a more sophisticated tool for those who prioritize cutting precision and efficiency.
Runtime and Battery Life
Battery life is a critical factor in the usability of cordless mowers. The Steelite’s runtime of 25 minutes may be sufficient for small lawns, but homeowners with larger areas might find it lacking. Conversely, the WORX Nitro’s dual 20V 5.0Ah batteries provide a total runtime of up to 50 minutes, making it a better fit for more extensive mowing tasks. This extended battery life is paired with a charge-level indicator, ensuring users can monitor battery status effectively.
Weight and Maneuverability
At 20.5 lbs, the Steelite is designed for easy maneuverability, making it an excellent choice for users who may struggle with heavier equipment. Its compact size complements its lightweight build, allowing for effortless navigation around obstacles. In contrast, while the WORX Nitro is heavier due to its larger build, it still maintains a manageable weight for a self-propelled mower. The self-propelled feature of the WORX allows for less physical strain, making it suitable for users who may prefer automated assistance while mowing.
Price Comparison
The Steelite is priced at $139.99, making it a budget-friendly choice, especially for homeowners with smaller lawns. In comparison, the WORX Nitro is priced at $359.99, which is significantly higher—about 61% more. While the price difference reflects the additional features and capabilities of the WORX, it’s essential to weigh these benefits against the specific needs of your lawn and your budget.
Which should you buy?
Ultimately, the choice between the Steelite 21V 13-Inch Brushless Electric Lawn Mower and the WORX Nitro 21" Cordless Lawn Mower boils down to your lawn care needs and budget. If you have a small yard and are looking for an affordable, lightweight option, the Steelite is a solid choice. However, if you require a more powerful mower with advanced features suitable for larger areas, the WORX Nitro is worth the investment. Each mower has its strengths, making them well-suited for different types of users.

