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Cordless vs Manual Lawn Mowers: Which Should You Buy?

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Choosing between a cordless vs manual lawn mower depends on your yard size and physical preference. Both options use a push drive type for simple maneuverability. The main difference lies in the power source. The Greenworks model uses a 40V battery system for automated cutting. The LawnMaster relies on human effort with a manual reel design. This affects how you maintain your grass and the effort required per session.

Key differences

AspectGreenworks 40V 16-Inch Push Lawn MowerLawnMaster 20-Inch Manual Push Reel Mower
Power SourceCordless battery, 40VManual reel
Cutting Width16 in20 in
Cutting Height5 positions9 positions (1.3-2.6 in)
Battery Capacity4.0 Ahnot listed
Mowing Function2-in-1, mulch and rear bagnot listed

Which one should you choose?

Choose Greenworks 40V 16-Inch Push Lawn Mower if

  • You want to cut up to 1/3 acre with minimal physical exertion.
  • You need the option to mulch clippings or bag them for cleanup.
  • You prefer a lightweight mower that is 35% lighter than steel deck models.

Choose LawnMaster 20-Inch Manual Push Reel Mower if

  • You want a wider 20-inch cutting path to cover ground faster.
  • You prefer a scissor-like cut that avoids tearing grass blades.
  • You want an environmentally friendly tool with no gas or batteries needed.

Verdict: Choose the Greenworks if you need battery power for larger areas and versatile clipping management. Pick the LawnMaster if you prioritize a wider cut and a natural, manual cutting experience. Your choice depends on whether you value automated power or eco-friendly simplicity.

Comparing Specs for Your Choice

Power Source

Edge: Greenworks 40V 16-Inch Push Lawn Mower

The Greenworks 40V 16-Inch Push Lawn Mower relies on a 40V cordless battery system. It includes a 4.0 Ah battery and a charger, allowing for automated cutting without cords or gas. This setup provides consistent power for up to 1/3 acre per charge. In contrast, the LawnMaster 20-Inch Manual Push Reel Mower uses a motorless design. It requires no batteries, gas, or electricity. You provide the power by pushing the mower. This makes the LawnMaster completely independent of charging infrastructure, though it demands physical effort from you to operate.

Cutting Width

Edge: LawnMaster 20-Inch Manual Push Reel Mower

Width determines how much grass you cut in a single pass. The LawnMaster offers a 20-inch cutting width, which is wider than the Greenworks model. This means you can cover more ground with fewer passes when using the LawnMaster. The Greenworks 40V model provides a 16-inch cutting width. While narrower, this size can still handle small to medium lawns effectively. The difference is four inches, which adds up over time. If you prefer fewer passes, the LawnMaster has the advantage. If you prefer a lighter, narrower deck, the Greenworks is suitable.

Cutting Height Options

Edge: LawnMaster 20-Inch Manual Push Reel Mower

Adjustable height settings help you maintain your grass at the ideal length. The LawnMaster provides nine cutting positions, ranging from 1.3 inches to 2.6 inches. This fine-tuned range allows for precise lawn care. The Greenworks mower offers five height adjustment positions. While it lacks the granular control of the manual reel, five positions are sufficient for most standard lawn maintenance needs. Both mowers allow you to customize the cut. The LawnMaster wins here due to the higher number of available settings and the specific low-cut capability.

Weight and Maneuverability

Edge: Tie

Weight affects how easy the mower is to push and store. The Greenworks unit weighs 37.5 pounds. It is noted as being 35% lighter than steel deck mowers, which helps with pushing. However, it still requires some effort. The LawnMaster does not list a specific weight in the provided data. It features 10-inch front wheels for easy navigation. The manual reel design typically feels lighter because there is no motor or heavy battery pack. Without a listed weight for the LawnMaster, we cannot definitively compare the physical effort required for each.

Mowing Function

Edge: Greenworks 40V 16-Inch Push Lawn Mower

How you handle clippings matters for lawn health and cleanup. The Greenworks mower features a 2-in-1 system. It can mulch clippings back into the lawn or collect them in a rear bag. This gives you flexibility based on your preference. The LawnMaster manual reel mower does not list a bagging or mulching system in the provided data. Manual reel mowers often drop clippings where they fall or require separate collection. The Greenworks offers a clear advantage if you want the option to bag or mulch your grass.

Which mower fits your yard size

Small yard owner seeking quiet, eco-friendly mowing

Our pick: LawnMaster 20-Inch Manual Push Reel Mower

This manual reel mower uses a 20-inch cutting width and 9 height positions ranging from 1.3 to 2.6 inches. Its motorless design requires no batteries or gas, making it environmentally friendly. The scissor-like cut prevents tearing grass blades, promoting a healthier lawn. You push it manually, which provides exercise and zero emissions for small, flat areas.

User needing automated power for up to one-third acre

Our pick: Greenworks 40V 16-Inch Push Lawn Mower

The Greenworks 40V mower features a 16-inch cutting deck powered by a 4.0 Ah battery. It can handle up to one-third acre on a single charge. The 5-position single-lever height adjustment offers easy customization. It includes a 2-in-1 mulch and bag system. The 37.5-pound weight is 35% lighter than steel deck mowers, reducing physical effort during use.

Buyer wanting expandable cordless tool compatibility

Our pick: Greenworks 40V 16-Inch Push Lawn Mower

This model works with over 75 Greenworks 40V tools, including trimmers and blowers. It comes with a 4.0 Ah battery and charger. The 3-year limited warranty covers the tool and battery. You can expand your cordless toolkit easily. The 2-in-1 system allows for mulching or rear bagging, providing versatile waste management options for your lawn care routine.

Quick picks

#ProductBest forPrice
1 Greenworks 40V 16-Inch Push Lawn Mower Small lawns under one-third acre Check price of Greenworks 40V 16-Inch Push Lawn Mower on Amazon
2 LawnMaster 20-Inch Manual Push Reel Mower Small lawns seeking quiet, eco-friendly cuts Check price of LawnMaster 20-Inch Manual Push Reel Mower on Amazon

The products compared

Greenworks 40V 16-Inch Push Lawn Mower

Best for: Small lawns under one-third acre

Power Source
Cordless (what this guide is about)
Cutting Width
16 in
Voltage
40V
Drive Type
Push
Battery Capacity
4.0 Ah
Cutting Height
5 position

View on Amazon: Greenworks 40V 16-Inch Push Lawn Mower Affiliate link

This Greenworks 40V push mower features a 16-inch cutting width and a 4.0 Ah battery. It weighs 37.5 pounds, making it significantly lighter than steel deck alternatives. The unit offers five cutting height positions and supports both mulching and rear bagging. It includes a charger and is backed by a three-year warranty. This model suits users with small lawns up to one-third of an acre.

Pros

  • 40V cordless power source with included 4.0 Ah battery and charger
  • 16-inch cutting width for maneuverability in tight spaces
  • 5-position single-lever height adjustment
  • 2-in-1 mulch and rear bagging system
  • 37.5-pound weight, 35% lighter than steel deck mowers

Cons

  • 16-inch cutting width is narrower than standard 20-inch models
  • Push drive requires physical effort to operate
  • Limited to 5 cutting height positions

Good fit if

  • You have a small lawn under one-third acre
  • You prefer a lightweight mower for easy storage
  • You want a mulch and bagging option

Skip if

  • You need to mow large areas over one-third acre
  • You require self-propelled drive for hilly terrain
  • You prefer a wider 20-inch cutting deck

Verdict: Greenworks 40V 16-Inch Push Mower is a compact option for small yards. It fits users who prioritize light weight and maneuverability over wide cutting paths.

LawnMaster 20-Inch Manual Push Reel Mower

Best for: Small lawns seeking quiet, eco-friendly cuts

Power Source
Manual (what this guide is about)
Cutting Width
20 in
Drive Type
push
Cutting Height
1.3-2.6 in, 9 positions
Application
Lawn
Dimensions
27.1 × 18.2 × 10.6 inches

View on Amazon: LawnMaster 20-Inch Manual Push Reel Mower Affiliate link

This LawnMaster mower uses a 5-blade reel design for a scissor-like cut that avoids tearing grass. It has a 20-inch cutting width and nine height positions ranging from 1.3 to 2.6 inches. The push-style design requires no batteries or gas. It features durable steel blades and 10-inch front wheels for navigation. You will need to push it manually to cut your lawn.

Pros

  • 20-inch cutting width for efficient coverage
  • 9 height positions from 1.3 to 2.6 inches
  • 5-blade steel reel for clean cuts
  • No batteries or gas required
  • 10-inch front wheels for maneuverability

Cons

  • Requires physical pushing for all cutting
  • Fixed height range limits low-cut options
  • No electric assist or self-propulsion

Good fit if

  • You want a quiet, zero-emission option
  • You prefer simple mechanical maintenance
  • You have small to medium flat lawns

Skip if

  • You need self-propelled ease for hills
  • You have thick or wet grass
  • You want adjustable cutting heights above 2.6 inches

Verdict: LawnMaster 20-Inch Manual Reel Mower fits users who prioritize eco-friendly simplicity over power assistance. It is ideal for those willing to push for a clean, tear-free cut on manageable terrain.

Specifications side by side

Spec Greenworks 40V 16-Inch Push Lawn Mower LawnMaster 20-Inch Manual Push Reel Mower
Power Source Cordless manual reel
Cutting Width 16 in 20 in
Voltage 40V not stated
Drive Type Push push
Battery Capacity 4.0 Ah not stated
Cutting Height 5 position 1.3-2.6 in, 9 positions
Mowing Function 2-in-1 (mulch, rear bagging) not stated
Application Lawn Lawn
Dimensions 50.8 × 18.9 × 39 inches 27.1 × 18.2 × 10.6 inches
Weight 37.5 pounds not stated
Size 16" Cordless (4.0Ah) 20-Inch
Color Green Orange
Model 25322 LMRM2001

Frequently asked questions

Is a manual reel mower better for small lawns?

Yes, for small yards under one-third acre. The LawnMaster 20-Inch Manual Push Reel Mower offers a 20-inch cutting width. Its motorless design requires no batteries or gas. This makes it ideal for users seeking quiet, eco-friendly cuts on manageable terrain.

Do cordless mowers require batteries?

Yes, cordless models rely on rechargeable batteries for power. The Greenworks 40V 16-Inch Push Lawn Mower uses a 4.0 Ah battery. This system provides automated cutting without cords or gas, allowing for consistent power during your mowing session.

Which mower is lighter to push?

The Greenworks 40V model weighs 37.5 pounds. It is designed for users who prioritize light weight and maneuverability. The LawnMaster manual mower has no motor but is still a push type. You must provide the physical effort to move it.

Can a manual mower cut thick grass?

Manual reel mowers work best on manageable terrain. The LawnMaster 20-Inch model provides a clean, tear-free cut. It is ideal for those willing to push for the result. Thick or overgrown grass may require more effort or pre-trimming.

What is the cutting width difference?

The manual option offers a wider path. The LawnMaster has a 20-inch cutting width. The Greenworks cordless model has a 16-inch cutting width. A wider cut means fewer passes are needed to cover the same area of your lawn.

Are cordless mowers noisy?

Cordless mowers are generally quieter than gas models. The Greenworks 40V system operates without an engine. The manual mower is even quieter as it has no motor. It relies on your physical pushing to achieve the cut.

Do I need to charge a manual mower?

No, manual mowers do not use electricity. The LawnMaster 20-Inch Manual Push Reel Mower has no motor or battery. It requires no charging or fuel. You simply push it to engage the reel blades against the ground.

Which mower is better for eco-friendly yards?

The manual mower is the most eco-friendly choice. The LawnMaster uses no batteries or gas. It produces zero emissions. The Greenworks cordless mower is also cleaner than gas but still requires battery production and charging for its 40V system.

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