Everything You Need to Know About Autonomous Robot Lawn Mowers

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Husqvarna 430X, from Husqvarna.com

The Rise of the Robot Lawn Mower

Technology and smart devices are reshaping our daily lives. From smartphones to smartwatches, we've seen how innovation can simplify tasks. Why not apply this to lawn care? Autonomous robot lawnmowers have been around for decades, but early models were expensive and lacked modern features.

Today, manufacturers are focusing on creating affordable, feature-rich robot mowers that are easy to use. These machines are designed to save time and make yard maintenance less of a chore. As more people embrace smart home solutions, robot mowers are becoming a popular choice.

Similar to robot vacuums like iRobot's Roomba, these mowers move independently, navigate your yard, and even send notifications to your phone. Watching them work is both efficient and fascinating.

Currently, several companies produce robot mowers. Worx, Gardena, and Honda offer residential models, while Husqvarna provides both residential and commercial options. iRobot is also planning to release a model soon, and major lawn care brands like John Deere and Kubota are exploring autonomous solutions.

Robot mowers are now more affordable and effective than ever. Like electric vehicles, they're entering the mainstream as consumer adoption grows. They’re currently in the "Early Adopters" phase, but are expected to move into the "Early Majority" soon.

Adoption S-Curve

Source: Stratechi.com

How Do Robot Lawn Mowers Work?

Robot mowers operate from a base station where they charge and rest. When it’s time to mow, they autonomously navigate your yard, cutting small amounts of grass each session. After finishing, they return to their base to recharge.

Frequent mowing leads to healthier grass because clippings are smaller and can naturally nourish the soil. Think of it like getting a weekly haircut instead of once a month.

Worx Landroid Charging Base Station

Source: Worx.com

Most models run on electric batteries, making them quiet and eco-friendly (typically between 55dB and 60dB). Battery life varies, with some models lasting up to 250+ minutes. Larger yards may require multiple charging cycles.

Unlike traditional mowers, robot mowers don’t collect clippings. This works well during most seasons, but you might need alternative methods for leaf collection in the fall.

Many models come with mobile apps for monitoring and scheduling. Some even include weather sensors that prevent mowing during rain or frost.

Robot mowers typically follow a random path, avoiding the straight lines of traditional mowers. Their lightweight design means they leave minimal visible patterns.

A boundary wire is often used to define the mowing area, similar to an electric dog fence. The wire can be laid above ground or buried, and it usually takes 1–2 hours to set up for an average-sized lawn.

Gardena robot mower boundary wire

Source: Gardena.com

Robot Lawn Mower Path To Cut Lawn

Source: Husqvarna.com

Modern robot mowers are equipped with sensors that help them understand their environment. These can include ultrasound sensors, humidity and temperature sensors, and bump detection systems that stop the blade upon impact.

Worx Landroid WR155 with anti-collision system attachment

Source: Worx.com. Worx Landroid WR155 with Anti-Collision System Attachment (the "eyes")

Most models can handle slopes up to 20 degrees, and some can manage steeper inclines. You can adjust the cutting height using a dial or app, typically ranging from 1 to 4 inches.

How Much Do Robot Lawn Mowers Cost?

Entry-level models start at around $1,000, with high-end models reaching up to $4,000. Some manufacturers, like Worx, sell accessories separately, so it's wise to consider all costs before purchasing.

While more expensive than push mowers, robot mowers are often cheaper than riding mowers. They also save on gas, maintenance, and labor over time.

Can My Robot Lawn Mower Be Stolen?

Yes, but many models come with GPS tracking and unique base pairing, which makes it difficult for thieves to use the mower without the base. Some models also have PIN codes for added security.

Since they weigh between 10 and 40 pounds, robot mowers are hard to steal unnoticed. However, it's still important to take precautions, such as keeping them in a secure location.

Are Robot Lawn Mowers Safe?

Like any mower, there are risks due to moving parts and sharp blades. However, manufacturers have implemented safety features such as automatic blade shutdown on collision and emergency stop buttons.

How Long Do Robot Lawn Mowers Last?

Blades typically last about two months for a 1/4 acre lawn, depending on usage. Regular cleaning with a garden hose and brush helps maintain performance. Batteries degrade over time, but many models allow easy battery swaps.

Gardena robot mower being cleaned

Source: Gardena.com

Worx Landroid Under Belly And Blades

Source: Worx.com. Worx Landroid underbelly with blades visible

What Are The Downsides?

  • Reduced physical activity compared to traditional mowing.
  • Not ideal for collecting leaves; alternative methods may be needed.
  • Higher upfront cost than push mowers.
  • Not all models support easy battery swapping.

Things to Consider Before Buying

  • Price and budget.
  • Check the mobile app experience before purchasing.
  • Ensure the cutting height range suits your needs.
  • Consider blade size and replacement frequency.
  • Evaluate battery capacity for your lawn size.
  • Look for security features like GPS and base pairing.

Worx

Worx offers the most affordable robot mowers, though additional accessories may increase the total cost. Reviews highlight their simple and effective design.

The Worx mobile app has over 3,000 reviews with an average rating of 3 stars.

Worx Landroid L WR155

Worx Landroid L WR155 Robotic Lawn Mower

Price: $1,399

Type: Residential Mower

Area: 0.5 acres

Cutting Height: 1.5-3.5 in

Battery Mow Time: 115 min

Worx Landroid M WR147

Worx Landroid M WR147 Robotic Lawn Mower

Price: $1,099

Type: Residential Mower

Area: 0.25 acres

Cutting Height: 1.5-3.5 in

Battery Mow Time: 75 min

Worx Landroid S WR165

Worx Landroid S WR165 Robotic Lawn Mower

Price: $949

Type: Residential Mower

Area: 0.125 acres

Cutting Height: 2.0-3.5 in

Battery Mow Time: 75 min

Husqvarna

Husqvarna offers a wide range of robot mowers, including both residential and commercial models. Their mobile app is highly rated with over 10,000 reviews and an average of 4.5 stars. Find Husqvarna dealers

Husqvarna Automower 155H

Husqvarna Automower 115H

Price: $1,199-1,399

Type: Residential Mower

Area: 0.4 acres

Cutting Height: 2.0-3.6 in

Battery Mow Time: 60 min

Husqvarna Automower 315X

Husqvarna Automower 315X

Price: $1,799

Type: Residential Mower

Area: 0.4 acres

Cutting Height: 0.8-2.4 in

Battery Mow Time: 70 min

Husqvarna Automower 430X/430XH

Husqvarna Automower 430XH

Price: $2,499

Type: Residential Mower

Area: 0.8 acres

430X Cutting Height: 0.8-2.4 in

430XH Cutting Height: 0.8-3.6 in

Battery Mow Time: 145 min

Husqvarna Automower 450X/450XH

Husqvarna Automower 450XH

Price: $4,099

Type: Residential Mower

Area: 1.25 acres

450X Cutting Height: 0.8-2.4 in

450XH Cutting Height: 0.8-3.5 in

Battery Mow Time: 270 min

Husqvarna Automower 520/520H

Husqvarna Automower 520H

Type: Commercial Mower

Area: 0.6 acres

520 Cutting Height: 0.8-2.4 in

520H Cutting Height: 0.8-3.6 in

Battery Mow Time: 75 min

Husqvarna Automower 550/550H

Husqvarna Automower 550H

Type: Commercial Mower

Area: 1.25 acres

550 Cutting Height: 0.8-2.4 in

550H Cutting Height: 0.8-3.5 in

Battery Mow Time: 270 min

Husqvarna Automower 550 EPOS/550H EPOS

Husqvarna Automower 550H EPOS

Type: Commercial Mower

Area: 1.25 acres

550 EPOS Cutting Height: 0.8-2.4 in

550H EPOS Cutting Height: 0.8-3.6 in

Battery Mow Time: 200-210 min

Husqvarna Automower 535 AWD

Husqvarna Automower 535 AWD

Type: Commercial Mower

Area: 0.9 acres

Cutting Height: 1.2-2.8 in

Battery Mow Time: 100 min

Gardena

Gardena, based in Europe, offers fewer models compared to other brands. Its mowers cover smaller areas.

Gadena SILENO minimo

Gadena SILENO minimo

Type: Residential Mower

Area: 0.12 acres

Cutting Height: 0.8 -1.8 in

Battery Mow Time: 70 min

Gadena SILENO city

Gadena SILENO city

Type: Residential Mower

Area: 0.06 acres

Cutting Height: 0.8 -2.0 in

Battery Mow Time: 65 min

John Deere

John Deere currently offers one robot mower called the Tango E5. Known for its agricultural expertise, John Deere is likely to expand its robotic offerings in the future. The Tango E5 does not have a mobile app. Find John Deere dealers

John Deere Tango E5

John Deere Tango E5

Price: $1,999

Type: Residential Mower

Area: 0.5 acres

Cutting Height: 0.7-4.0 in

Battery Mow Time: 90 min

Honda Miimo

Honda, a leader in robotics and lawn care, is expected to expand its robot mower line. It currently offers the miimo model. Find Honda dealers

Honda miimo HRM310 / HRM520

Honda miimo

Type: Residential Mower

Area: 0.75 acres

Cutting Height: 0.8-2.4 in

Battery Mow Time: 30-60 min

Resources

Are Robot Lawn Mowers Any Good?

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