2 Best PowerSmart Lawn Mowers with 4.0 Ah, Compared

Quick picks

The best fit for you

• You need the most durable deck for small yards PowerSmart 17-Inch 40V Steel Deck Push Mower It features a steel deck and a brushless motor for reliable performance.
• You want the most compact model on the list PowerSmart 40V 17-Inch Cordless Push Lawn Mower Its 32.9-inch length is the shortest footprint among the options.
• You require versatile mulching and bagging capabilities PowerSmart 40V 17-Inch Cordless Push Lawn Mower The 3-in-1 mowing function allows for side discharge, mulching, and bagging.

Our 2 picks

1 Best overall

PowerSmart 17-Inch 40V Steel Deck Push Mower

Best for: small residential lawns

Battery Capacity

4.0 Ah (what this guide is about)

Power Source

40V battery

Cutting Width

17 in

Voltage

40V

Deck Material

steel

Cutting Height

1.5-3.9 in

View on Amazon: PowerSmart 17-Inch 40V Steel Deck Push Mower Affiliate link

This PowerSmart mower uses a 40V 4.0Ah battery to handle up to 1/8 acre. Its brushless motor drives a 17-inch steel deck for efficient cutting. You get a 3-in-1 system for mulching, bagging, or side discharge. The height adjusts from 1.5 to 3.9 inches. It weighs 39.7 pounds and includes the battery and charger. This model suits small yards needing durable steel construction.

Pros

• Brushless motor for high efficiency
• Steel deck and blade for durability
• 17-inch cutting width
• 3-in-1 mulch, bag, and side discharge
• Includes 4.0Ah battery and charger

Cons

• Push-only drive type
• Smaller 17-inch cutting deck
• Single 4.0Ah battery capacity

Good fit if

• You have a small lawn under 1/8 acre
• You prefer a durable steel deck
• You want a simple push mower

Skip if

• You need self-propelled power
• You have a large yard over 1/8 acre
• You want a wider 21-inch cut

Verdict: PowerSmart 17" Brushless Mower fits small yards needing a durable steel deck. It delivers reliable power for light residential use without the bulk of larger models.

2 Best 3-in-1

PowerSmart 40V 17-Inch Cordless Push Lawn Mower

Best for: Medium yards needing durable steel deck mowing

Battery Capacity

4.0 Ah (what this guide is about)

Power Source

40V cordless battery

Cutting Width

17 in

Voltage

40V

Drive Type

push

Deck Material

steel

View on Amazon: PowerSmart 40V 17-Inch Cordless Push Lawn Mower Affiliate link

This PowerSmart mower offers a 17-inch steel deck and a brushless motor for efficient cutting. It includes a 4.0 Ah battery that supports up to 1/8 acre per charge. The 3-in-1 system lets you bag, mulch, or side-discharge clippings. You can adjust the cutting height across six positions from 1.5 to 3.9 inches. This push model suits medium-sized yards where you prefer manual control.

Pros

• Brushless motor for longer life and quieter operation
• 3-in-1 versatility with bagging, mulching, and side discharge
• Steel deck provides durability and impact resistance
• 6-position height adjustment from 1.5 to 3.9 inches
• Includes 4.0 Ah battery for up to 1/8 acre coverage

Cons

• Push drive requires manual effort on slopes
• 17-inch cutting width covers less area per pass
• No self-propulsion system included

Good fit if

• You have a medium-sized yard up to 1/8 acre
• You prefer a durable steel deck over plastic
• You want versatile clipping management options

Skip if

• You need self-propelled assistance for hilly terrain
• You require a wider cutting deck for large areas
• You prefer electric start without a safety key

Verdict: PowerSmart 17" Push Mower 40V 4.0Ah is a solid choice for owners of medium lawns who value a steel deck and manual control. It delivers reliable performance for yards up to 1/8 acre without the complexity of self-propulsion.

Specifications side by side

How to Choose the Right One

1. Check the deck material

   You should look at the deck material to determine how well the mower handles debris. The top pick features a steel deck, which offers high impact resistance for rocky or uneven terrain. This material is heavier but more durable than plastic alternatives. If you mow over hard ground, the steel construction protects the blade and motor from damage. The second option also uses a steel deck, so both choices provide similar durability. You do not need to worry about corrosion if you store the unit properly.

2. Compare cutting width options

   The cutting width determines how many passes you need to cover your lawn. Both models on this list have a 17-inch cutting width. This size is manageable for narrow gates and tight spaces around flower beds. A wider deck would cover ground faster but might be harder to maneuver in small yards. Since both units share this dimension, you can focus on other features like drive type. The 17-inch width is a standard choice for residential lawns that do not require commercial speed.

3. Evaluate drive type needs

   You must decide if you need self-propulsion or are comfortable pushing the mower. Both models listed are push mowers, meaning you provide the forward motion. This design keeps the unit lighter and simpler to operate on flat terrain. The top pick weighs 39.7 pounds, which is manageable for most users. If you have steep hills, you might want to look for a self-propelled model elsewhere. For flat or gently sloping yards, a push mower offers reliable control without extra mechanical complexity.

4. Review mowing functions

   Look at the mowing function to see how the mower handles grass clippings. The second option is rated as a 3-in-1 model, which typically includes side discharge, mulching, and bagging capabilities. This versatility allows you to adapt to different yard conditions and disposal preferences. The top pick is listed with side discharge, which is efficient for quick cleanup. If you want to recycle nutrients back into the soil, the 3-in-1 model offers mulching options. Check the included attachments to ensure the functions match your yard care routine.

5. Assess motor efficiency

   The motor type affects runtime and power delivery during heavy cutting. Both models feature brushless motors, which are more efficient than brushed versions. This technology reduces friction and heat, leading to longer battery life and less maintenance. You get consistent power even when the battery charge is lower. Brushless motors also tend to last longer over time because they have fewer wear parts. This spec is a key indicator of long-term reliability. You can trust that both units will perform well under regular residential use without frequent motor issues.

Frequently asked questions

See also

• best PowerSmart push lawn mowers
• best PowerSmart gas lawn mowers
• best lawn mowers with 4 0 ah
• best drill drivers with 4 0 ah