If you own a large lawn, you might understand the pain of mowing it. It’s difficult for an individual to spare time and mow a large lawn, and if you hire someone, it will cost a lot for regular maintenance.
Undoubtedly, robot lawn mowers have made lawn mowing automatic and relieved the burden from lawn owners. But finding a lawn mower for large lawns is another challenge, as most robot mowers are for small to medium lawns.
To solve this problem for lawn owners, we are here with the two best robot lawn mowers for large lawns: The Navimow X390 and The Navimow H3000-VF. Both these are high-tech mowing beasts that can mow a large lawn with perfection and maintain it at a minimal cost. Let’s get into their features, specifications, and other details.
The Navimow X390
The whole Navimow “X” series is made for mowing large lawns. They can mow from 0.5 to 2.5 acres of large lawns with great precision. You can pick any of the members of the “X” series. However, the X390 is the most powerful one for massive area coverage.

For 2.5 Acres
The Navimow X390 is for lawns up to 2.5 acres. It’s capable of dealing with an area this large efficiently and in minimal time.
There are two primary reasons it’s an ideal option for large lawns. One is the incredible battery backup. It can work 240 minutes (4 hours) continuously if fully charged, which means it will require minimal recharging and attempt to mow the lawn.
The second reason is the ultra-fast charging. It enables the robotic lawn mower to recharge fully within 100 minutes, which is even less than half of the running time. It makes the lawn offer 2X faster mowing efficiency to save time and allow the mower to quickly finish the job.
Precise Positioning with EFLS 3.0
The X390 is equipped with the most advanced EFLS (Exact Fusion Locating System) 3.0. It makes the positioning of the lawnmower extremely precise.
It works on three advanced technologies. The first one is the RTK (Real-Time Kinematic), which improves the GNSS errors with its reference antenna. Thus, even if the satellite signals are weak, the lawnmower will be able to understand its position.

The second one is VSLAM (Visual Simultaneous Localization and Mapping). Using the camera, the robot mower is able to see and understand the environment. If the RTK signal is lost, the VSLAM works and helps the mower to localize the position within the map by looking at the static features in the lawn.
The last one is the VIO (Visual Inertial Odometry). It uses the data from the camera and other sensors to track the motion for navigation.
All help the mower navigate in complex lawns. No matter if there are multiple zones and tight areas, it works everywhere.
Identifies 200+ Obstacles
The X390 is capable of identifying 200+ obstacles in your lawn. Be it your fixed items, such as furniture, fountains, and slides, or everyday obstacles like toys, books, and footballs, it senses everything. It’s even capable of detecting suspended objects, such as hanging chairs, balloons, and swings. Many robotic lawnmowers lack this detail.
It’s perfectly human and pet-friendly. With its 300⁰ wide-angle view, it can detect humans up to 3 meters and automatically slows down its speed. It’s safe for children and your family members.
It can not only detect animals but also identify 24 types. It knows what kind of animal is there. It automatically changes its path without disturbing the pet or wildlife.

Made for Complex Lawns
The Navimow X390 is made for complex lawns. It masters different types of harsh terrains. It has a large wheel diameter of around 10 inches for better traction. Along with the powerful motor, extended wheel base, and optimised weight distribution, it’s capable of working in almost any lawn.
It can work on areas up to 27⁰ slope, which is incredible. Its Traction Control System (TCS) precisely controls the movement of the wheels and prevents slipping, acceleration, and movement to ensure high stability.

AI-Assisted Mapping
It’s a wire-free robotic lawnmower. There is no physical wire boundary. The notable feature is that it does not require manual mapping to understand the area. Instead, it uses AI-assisted mapping to automatically understand your lawn. It covers every area and patch and ensures accurate positioning.
Weather Monitoring and Voice Control
It monitors real-time weather forecasts. It knows when it’s the best time to mow the lawn. Even if you have scheduled mowing and it has started raining, it will return to the dock, which will not only save the lawnmower but also the lawn from various issues.
It’s compatible with Alexa and Google Home. Users can use voice commands to direct their robotic lawn mowers. They can start, stop, and schedule without opening the app. It makes maintaining lawns effortless.

Auto Recharge & Resume
What makes the Navimow X390 different from common robotic lawnmowers is its ability to recharge and resume. If you have scheduled any task and its battery has drained, it will automatically go to the recharging station. Then, it will resume its work without any new command or human intervention. It knows how to complete its job.
60dBA Quiet Operation
The X390 is known for its powerful operation. But it’s extremely quiet. It can work in your lawn without disturbing your family members and neighbors.
You can even use the mower at night. It is equipped with night vision to perfectly cut grass in low-light conditions. Thus, you don’t have to wait for the next day if there is a special event or occasion.
Special Add-ons
It’s already equipped with incredible features. However, you can also use some add-ons or accessories.
At the moment, there are three add-ons available. The first one is the trimmer. You can attach it to the lawnmower and it edges your lawn with perfection.

The second one is the mosquito repellent module. It helps you get rid of mosquitoes in the lawn so that you can enjoy it.
The last one is the fertilizer spreader. With this, you can even spread fertilizer on your whole lawn without any effort.
Thus, the X390 offers an ecosystem and allows you to get more out of your lawnmower.
The Navimow H3000-VF
The Navimow H3000-VF is the most advanced member of the “H” series. It’s suitable for large residential lawns.
If you have a lower budget and can’t get the Navimow X390, this could be an excellent option. It balances the features and affordability while ensuring automated lawn care with perfection.
Most importantly, like all other models of the “H” series, the Navimow H3000-VF is available locally. You can visit a nearby authorized dealer or retail partner to experience the lawnmower and buy it.
Let’s see what it has to offer.

For 0.75 Acres
The lawnmower is suitable for lawns up to 0.75 acres. It has an excellent battery capacity of 10.2Ah. It’s more than enough to let it work for 240 minutes on a single charge. Thus, the lawnmower can mow a large lawn with minimal interruptions.
RTK with EFLS 1.0
For accurate positioning, the Navimow H300-VF also uses RTK and EFLS 1.0. It’s the early version of the technology, but it’s excellent to help the lawnmower navigate.
The positioning system takes data from multiple sensors. It’s better than the GPS and offers excellent positioning accuracy.
No matter how complex the lawn is, the technology can let the mower handle complexity.

Planned Routes
The lawnmower plans the mowing route every time. It is necessary for efficient mowing and ensuring a perfect cut everywhere in the lawn.
The best part is that it does not follow repetitive movements. It changes direction every time it mows. With this, not only does your lawn look appealing, but it also improves its health.
Obstacle Detection with VisionFence
It uses the VisionFence, a proprietary technology to detect obstacles. With the help of AI, the sensor is capable of detecting objects. It detects the presence at a certain distance, and this allows it to recalculate its new path before collision. The camera intelligently detects obstacles in your lawn and dodges them for efficient mowing and its own safety.
Multiple Zones and VisionFence-Off
The Navimow H300-VF works on multiple zones. You can map each zone to set a boundary and edit the map whenever needed. It only mows and leaves the area you want
To save time and improve the lawnmower’s efficiency, it has VisionFence-Off, which allows users to select areas where it can neglect obstacle sensing. For instance, you set it for paths and drain covers so that the mower can pass without wasting time on identifying objects.
Ultra Quiet Operation at 54dB(A)
What’s great about the Navimow H300-VF is its extremely quiet performance. Its noise is much lower than that of the robotic lawnmowers in the market. It does not even disturb a person sleeping.
Thus, if you need a quiet lawnmower to mow the lawn without getting complaints from your neighbors, this is it.

Terrain Handling and Safety
It works in different terrains and slopes up to 45% (24⁰). Its powerful hub motor allows it to climb easily, while the 50mm off-road tires ensure optimal traction in all terrains.
Even if it is tilted or lifted, you get real-time updates through the application. You can respond quickly, and it also protects your mower from getting stolen. And its GPS gives real-time location updates.
Final Words
For large lawns, you need heavy-duty and powerful lawnmowers that can do the job in minimal time. If you go with small robotic mowers, it will take days to mow an acre or so. Thus, getting the right robotic mower is essential to complete the job on time and fewer recharging cycles.
The Navimow X390 is ideal for lawns up to 2.5 acres. If you need to mow less than that, around 1-2 acres, you can go with other members of the “X” series as they share the same features. For a lower budget and smaller lawn around 0.5 to 0.75 acres, the Navimow H3000-VF is the best option.
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