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Steelite vs WORX Nitro 21" Cordless Lawn Mower, Brushless

Updated July 2026 — Steelite wins on power (w) and collector (gal), WORX Nitro 21" Cordless Lawn Mower, Brushless wins on runtime (min) and weight.

The Steelite offers great value for small lawns, while the WORX Nitro excels in performance and versatility for larger areas.

Why Steelite is better

Price

Steelite is significantly cheaper at $109.99.

Weight

Steelite is lighter at 19 lbs.

Simplicity

Steelite's corded design is straightforward for small lawns.

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

Power

WORX has a brushless motor delivering 40% more power.

Runtime

WORX offers cordless operation with a runtime of 50 minutes.

Versatility

WORX features 3-in-1 functionality for grass disposal.

Overall score

Steelite
65
WORX Nitro 21" Cordless Lawn Mower, Brushless
85

Specifications

SpecSteeliteWORX Nitro 21" Cordless Lawn Mower, Brushless
Power SourceCordedCordless
Motor TypeBrushedBrushless
Height Range0.98-2.56"1.5-4"
Grass CollectionBagging3-in-1
Price$109.99$379.99

Dimension comparison

SteeliteWORX Nitro 21" Cordless Lawn Mower, Brushless

Overview

When considering electric lawn mowers, the Steelite 13 Inch Electric Lawn Mower and the WORX Nitro 21" Cordless Lawn Mower present two distinct options catering to different lawn care needs. The Steelite model, priced at $109.99, is an entry-level corded option ideal for small to medium lawns. In contrast, the WORX Nitro, retailing at $379.99, is a more advanced cordless mower suitable for larger areas up to half an acre. This comparison will delve into their features, performance, and overall value.

Power and Performance

The Steelite mower offers 1300W of reliable corded power, which means you can mow without worrying about battery life. This consistent power enables efficient cutting through thick grass in one session. On the other hand, the WORX Nitro boasts a brushless motor that delivers 40% more power than previous models and is designed for lawns up to half an acre. While the Steelite excels in smaller areas with its plug-in operation, the WORX Nitro's advanced motor technology enhances performance across larger spaces.

Design and Build Quality

In terms of design, the Steelite features a compact and lightweight build at just 19 lbs, making it easy to maneuver and store. Its 13-inch steel deck is narrow enough to navigate tight spaces like gates and flower beds. Conversely, the WORX Nitro’s 21-inch cutting deck allows for more extensive coverage, making it suitable for larger lawns, but it also means that it may be less convenient in confined areas. The Nitro’s high-strength polymer deck is engineered to resist impact and corrosion, enhancing its durability over time.

Cutting Options

The Steelite offers a 5-way height adjustment ranging from 0.98 inches to 2.56 inches, allowing users to dial in their preferred grass length. This flexibility is beneficial for maintaining a manicured look or opting for a longer cut during hotter months. In comparison, the WORX Nitro features a 7-position height adjustment between 1.5 inches and 4 inches, which provides additional versatility for different mowing preferences. Both mowers allow customization, but the Nitro’s extra height settings can better accommodate various grass types and conditions.

Grass Collection and Disposal

The Steelite mower includes an 8-gallon grass collector, enabling users to mow longer before needing to empty clippings. This is particularly advantageous for small to medium lawns where frequent stops can disrupt mowing flow. Meanwhile, the WORX Nitro offers 3-in-1 functionality, allowing users to choose between mulching, bagging, or rear side-discharging clippings. This multifunctionality not only enhances convenience but also adds versatility, making it suitable for different lawn care strategies.

Battery and Runtime

One of the standout features of the WORX Nitro is its inclusion of two 20V 5.0Ah PowerShare Pro batteries, enabling a maximum no-load runtime of about 50 minutes. This makes it an excellent choice for larger lawns without the hassle of cords. In contrast, the Steelite's corded design means it doesn’t rely on battery life, allowing for uninterrupted mowing as long as it’s plugged in. For users with smaller yards, the Steelite’s simplicity may be more appealing, while those with larger areas may find the WORX Nitro’s cordless design to be a significant advantage.

Ease of Use

Both mowers are designed with user convenience in mind. The Steelite's lightweight design makes it easy to lift and transport, while it also includes a safety switch and cord lock for hassle-free operation. On the other hand, the WORX Nitro features a collapsible handle that allows for vertical storage, saving space in your garage or shed. Additionally, its onboard charge-level indicator provides quick updates on battery status, ensuring users can effectively manage their mowing sessions.

Price and Value

With the Steelite priced at $109.99, it presents an economical option for those who need a simple, efficient mower for small to medium lawns. In comparison, the WORX Nitro, at $379.99, is about 245% more expensive but offers advanced features and capabilities suited for more extensive lawn care. The Steelite's bestseller rank of 25,465 suggests it is a popular choice among budget-conscious consumers, while the WORX Nitro’s rank of 4,856 indicates a strong performance in the higher-end market segment.

Which should you buy?

Choosing between the Steelite 13 Inch Electric Lawn Mower and the WORX Nitro 21" Cordless Lawn Mower ultimately depends on your specific lawn care needs. If you have a small to medium lawn and prefer a lightweight, corded option, the Steelite is an excellent choice that provides great value at $109.99. However, if you require a mower for larger spaces and value advanced features like cordless operation and enhanced power, the WORX Nitro, despite its higher price of $379.99, offers superior performance and versatility.