Sun Joe iON16LM 40 V 16-Inch Cordless Lawn Mower – Go Cord-free & Gas free!


Height Adjustment
Ease of use
Cut Quality

Sun Joe iON16LM Cordless Lawn Mower

Cordless Lawn Mowers are the best choice if you have a large lawn or if your garden’s layout makes it difficult to reach the surfaces with a corded electric mower. Usually, these are powered by a battery and costs higher than their electric powered models, but they provide enough cutting time that can cover small to medium sized lawns and also requires less effort than manual push mowers. Here on this page, I am going to discuss about the Best Lawn Mower of 2019, i.e., Sun Joe iON16LM 40 V 16-Inch Cordless Lawn Mower. But to find out how well this SunJoe Cordless Lawn Mower (16LM) will cut your lawn, go through the below sections.

Sun Joe iON16LM 40 V 16-Inch Cordless Lawn Mower with Brushless Motor

Keeping your lawn in a perfect shape is a lot easier when you have got a Sun Joe Lawn Mower in your garage. Whether your yard is a few square feet or an acre, Sun Joe iON16LM Cordless Lawn Mower with Brushless Motor makes your job easy everytime you need to cut the grass. Snow Joe + Sun Joe specialize in developing innovative outdoor tools to keep your home looking beautiful throughout the year, whether the snow is falling or the sun is shining. They always strive to design high quality outdoor tools at an affordable price which make it quick and easy to get your mowing chores done.

It has a reliable lithium-ion battery that takes lesser time to recharge and works perfectly for about half an hour. Though the product comes with outstanding features, it is very affordable in price. Its cheap price is another source of attraction through which customers are attracted towards it. It will make your life easy. It doesn’t make much noise while starting up and during running. The product is very durable. You need to take care of its battery that it wouldn’t discharge completely otherwise it will affect the battery time. The Sun Joe iON16LM Electric Cordless Lawn Mower is available with 6 different height adjustments which means a great flexibility to different types of users. The iON16LM-HYB allows you to switch from electric power when you need it – to unplugged when you don’t.


  • Excellent Cut Quality with 16″ Wide Cutting Deck
  • 6 position Height Adjustment
  • Powerful Brushless Motor
  • EcoSharp Lithium-Ion Battery
  • 9.25 Gallon Grass Bag
  • Easy to Manoeuvre & Easy Storage

The Sun Joe iON16LM Electric Lawn Mower provides excellent cut quality with a single 16 inch blade. But it only mows at its best and cannot mulch or side discharge; it discharges the grass to the rear. However, the finest cut quality of this Best Cordless Lawn Mower 2019 works efficiently with tall or short grass, over dense patches, lighter more barren areas, and so on. Moreover, the mowing quality never declines or falls behind irrespective of the charge remaining in the batteries or the capacity of the rear discharge bag.

Usually, Best Cordless Electric Lawn Mowers 2019 come with height adjustments that range from 8 to 12. But this Sun Joe iON16LM 40V Cordless Lawn Mower has only 6 height adjustments from 1.18 in. to 3.15 in. We know this is much less than competing models and brands but not a bad one either. Moreover, the height adjustment lever is beyond the gear mechanism that lifts the entire mower up above the ground at once.

Brushless motors are known to be more powerful and efficient when compared to that of old brushed motors. The motor present in this SunJoe Cordless Lawn Mower (16LM) is also a brushless one and is equipped with a thermal cut-out switch in order to protect the mower from thermal overload. So, the brushless motor system along with the advanced battery system gives the Sun Joe iON16LM serious cutting performance and staying power all while retaining an Energy Star certification.

The rechargeable 40V EcoSharp iBAT40 Lithium-Ion battery system present in this Sun Joe iON16LM Cordless Electric Lawn Mower offers up to 40 minutes of runtime. But it completely depends on the length of your grass and also how hard your motor works to cut it. Experts say that the battery of this Best Lawn Mower 2019 is a perfect choice for lawns that are 1/4 acre or less and regularly maintained. One of the best things about this removable battery is it takes just 30 minutes to recharge. So, in addition to being lightweight, this is advantage lithium-ion batteries that have over traditional lead-acid batteries which takes much longer time to charge.

The grass bag of this Sun Joe ION16LM Electric Push Lawn Mower can hold up to 9.25 gallons of grass which is also not a large one when compared to other cordless models. But here the notable aspect is the grass collection bag is very simple to empty and also easy to re-attach. This Sun Joe Lawn Mower also comes with a filling level indicator window that lets you know when the bag is full.

Since the Sun Joe iON16LM 40 V 16-Inch Cordless Lawn Mower comes with an ultralight battery, it weighs just 37 pounds. This lightweight feature makes the mower easy to maneuver around the obstacles such as trees, twigs with a bag full of grass clippings even though it is not a self-propelled one.

The upper handle of this Sun Joe Mower can be folded over the lower handle simply by unscrewing the upper handle knob and bolts. By doing this, the upper handle sits over the lower handle. This feature allows us to easy transportation and storing the mower in tight spaces.


Specification Name Value
Snow Joe LLC
Item model number
Product Dimensions
48.4 x 17.7 x 42.9 inches
Item weight
37.3 pounds
2 years
Special Features
Bagger, Foldable handle, Battery level indicator, Single-lever height adjustment, Rust resistant deck, Tool-free adjustments

Sun Joe iON16LM Review 2019: Best Sun Joe Electric Lawn Mower

Selecting the right push mower for your lawn can be a daunting challenge. So, in order to help you out, we came with the Sun Joe iON16LM Electric Battery Powered Lawn Mower Review 2019. With this in-depth review, you can get the complete details like features, specs of Sunjoe iON16LM 16-inch 40V Cordless Lawn Mower.

This Sun Joe iON16LM 40V Cordless Mower can be started with a simple push-button mechanism which can be easily pushed with the help of an ergonomic handle that provides a lot of control to manoeuvre in tight spaces. The cutting deck of this Best Cordless Lawn Mower features a 6 position height adjustment lever that ranges from 1.18 to 3.15 inches that gives a lot of flexibility for those who were picky about the grass height.

The grass can be discharged or mulched in a 9.25 gallon rear catch bag which was easy to remove and replace. But there is no mulching or side-discharge feature for this Sun Joe ION16LM Electric Push Lawn Mower. However, users say that this iON16LM is very compact and the front or rear all-terrain wheels make for easy manoeuvring around obstacles.

There is a safety key next to the battery compartment of this Sun Joe Lawn Mower iON16LM. That means when you pull the key out, the mower won’t be started or used. This is a great feature for small, curious children who may be attracted to play with the lawn mower, and it means you can store the mower with the battery installed. With this SunJoe Cordless Lawn Mower (16LM) Review 2019, you can also check the Pros and cons of this model.

SunJoe Cordless Lawn Mower (16LM) Features

The first and foremost thing to consider before buying the Best Cordless Lawn Mower is the area you’re going to mow in the garden and the type & length of the grass which you supposed to cut. Another thing is to look for a clippings bag or box; because you should think about the grass cuttings where they present after being cut. Not only these there are much more features to consider before buying the Cordless Electric Lawn Mowers. So, let’s have a look at the Sun Joe ION16LM Electric Push Lawn Mower features below.

Features of Sun Joe iON16LM Electric Battery Powered Lawn Mower

  • 6 position height adjustments.
  • Cutting options – Bag and Discharge Chute.
  • No gas or oil or tangled extension cords – safe to store in your garage.
  • Usage time dependent upon battery capacity.
  • Durable steel blade for mowing a 15 in. wide path in just one pass.
  • Powerful 600W brushless motor for increased battery efficiency.
  • Provides a maximum runtime of 25 minutes on battery.
  • Compact lightweight design ideal for small to medium sized lawns.
  • All terrain wheels.
  • Ergonomic handles to mow easily in tight spaces.


  • Compact Design
  • ETL approved
  • Energy Star Certified
  • Ergonomic handle


  • Uses a lightweight Lithium-ion battery that lasts about 40 minutes (Moderate charging time)
  • Comes with a Brushless motor
  • Easy press button start option
  • Cheap & durable one
  • No annoying cords
  • Cuts grass well & also easy to manoeuvre around the lawn
  • Ergonomic handle
  • Very quiet compared to gas mowers
  • Comes with grass catcher and a safety key
  • All terrain wheels


  • It does not mulch or has a side discharge
  • Bogs down when the bag is full

Bottom Line

If you are looking for a lightweight lawn mover, then this Sun Joe iOn16LM Cordless Lawn Mower could be your first choice. It is a very handy and compact machine. Sun Joe has manufactured this product by considering the needs and the demands of users. The lightweight feature makes it a very attractive machine that you probably have not tried such a lightweight machine before. With the great cut quality, you can mow it over on the surface once and would not need to mow again on the surface. But the cut quality is not that much best as that are in today’s market.

Sun Joe iON16LM Electric Lawn Mower is perfect with increased battery efficiency, less noise and vibration. Though it comes with moderate charging time, it cuts the grass well. Overall, it is the best solution for mowing small size to mid-sized lawns.

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