Best Backpack Sprayer 2024 – Reviews & Buyer’s Guide

Tired of bugs and insects ruining your garden? Well, there is a solution! Using the best backpack sprayer.

Gardening is a fascinating hobby as it involves a person’s dedication and love for nature. Planting new flowers and plants in the lawn or garden helps a person in relieving stress. A hobby like gardening can make a person’s life happy. But bugs and insects can harm plants and flowers.


To keep your gardening hobby and plants safe, an efficient backpack sprayer is required for spraying medicine which will eventually save your plants. The sprayer must be according to your needs, and that's why you should take into consideration factors such as ease of use, safety, chemicals being used, etc.

Not all available backpack sprayers are of excellent quality. So, do make sure to do a bit of research before buying one.

**Below, you'll find more detailed reviews, but you can also click links above to check current prices and read customer's reviews on Amazon.

Backpack Sprayers: What Are They?

As the name implies, this product is worn on a person’s back and allows you to spray whatever chemicals you want for the health of your garden. There are two types you should know about:

Diaphragm Sprayers

Diaphragm Sprayers


They are resistant to harsher chemicals and have a diaphragm instead of a piston pump for spraying.

Piston Sprayers

Piston Sprayers


They make use of a certain push-and-pull motion to spray chemicals. You are to pump the device’s handle for pressure to build in the unit’s chamber that forces the liquid out.

Backpack Sprayer Maintenance

Don’t Forget Maintenance

A lot of gardeners don't realize how essential it is to maintain their backpack sprayers. So, clean the product when you’re done using it. It doesn't matter if you use plain water or a specific cleaning agent, as long you clean the sprayer it will remain efficient.

Also, lubricate the seals. During winter you can make use of antifreeze. However, as antifreeze is known to be toxic to sprayers, you should try and keep the backpack sprayer inside your home where it's warmer.


Calibrating your backpack sprayer is also important so you can have the kind of spray and pressure you want. A lot of backpack sprayers come with use manuals that will teach you proper calibration. However, the video below offers some good tips.

Keep Safety in Mind

There are some safety rules you should keep in mind when using a backpack sprayer.

  • Make sure you wear protective gear at least on your hands and mouth when using such a sprayer depending on the nature of the chemicals you’ll be using.
  • Keep it away from kids. Backpack sprayers are not toys.
  • Have a repair kit in hand. Do not continue to use a sprayer that’s faulty.
  • Check the sprayer for any leaks before you decide to use it.
  • Make sure to relieve the sprayer of any pressure during winter if you intend to store it.
  • Don’t add in chemicals that the said backpack sprayer is not compatible with. Some sprayers can only be used with certain herbicides, pesticides, and weed killers. Make sure you know what a sprayer can handle to minimize risks.

How to Buy a Backpack Spraying Unit?

If you're browsing the market to buy a backpack sprayer, there are few things you should note.

#1. Mode of Operation

You can choose between a manual and a motorized sprayer. Going for a manual backpack sprayer is recommended if the area isn’t large. Such backpack sprayers are also easy to carry around. A motorized sprayer is recommended if you intend to cover a larger area.

#2. What You’re Going to Use it For

You should buy a sprayer that caters to your needs. If you're going to use an oil-based carrier buy a sprayer that's resistant to it. In the same manner, go for sprayers that are resistant to the kind of chemicals you intend on using.

#3. Comfort

Buy a sprayer that is comfortable to use. The grip should be good, and it shouldn't put too much strain on a person’s back. You don't want to feel fatigued the moment you start using it. Look for a sprayer that has padded straps which are also resistant to the types of liquid chemicals you'll be using.

#4. The Spray Wand

Go for sprayers that are able to accommodate a variety of spray wands. Also, ensure the wand doesn’t have any leaks. It’s also recommended that you opt for a spray wand that provides a consistent spray and can reach the distance you want.

#5. Built-in Filter

Another thing you should look for when buying such a sprayer is a built-in filter. Having a filter prevents dirt and debris from entering the tank. Unwanted particles can contaminate chemicals and can also cause a block in the nozzle. The filter should also be serviceable.

#6. Easy to Repair

You might be interested in buying a certain sprayer, but it won't be worth the investment if you can't easily find the tools required to repair it if something goes wrong. Purchase a sprayer that can be easily fixed meaning that you can find a suitable pump, spray wand, and other things in case it needs repairs.

There are some other extra things you should keep in mind. If a sprayer is battery operated make sure it comes with a charger. Also, take note of the time-of-use a single battery charge is offering you.

Furthermore, it’s better to buy a sprayer that has a translucent tank. This will help you keep track of the amount of liquid you have left.

Now that you all know what you need to look for when buying a sprayer that you wear on your back here are the top 5 best backpack garden sprayers that you can use.

The Top 5 Best Backpack Sprayers Available

1. Chapin 63985 Wide Mouth 4-Gallon 20v Battery Backpack Sprayer

Chapin 63985 Wide Mouth 4-Gallon 20v Battery Backpack Sprayer


One of the reliable backpack sprayers out there is the Chapin 63985. This backpack sprayer is battery powered and features a 20-volt lithium battery by Black & Decker. In one go, you can easily and consistently use the sprayer for almost two hours.

The horizontal stream of the spray can reach to a maximum of 35-foot which is quite a better range when compared to what some other available sprayers can offer you right now.

The mouth funnel measures 6-inches in width and makes filling and keeping the tank clean quite easy. It also makes sure no dirt or debris gets in through the built-in serviceable filter. Moreover, there is a carrying handle built in the cap making it easier to carry around.

The Chapin 63985 weighs comparatively less than other units too. So, you won’t be feeling any unwanted stress on your body. The pump is sealed with santroprene for adequate chemical resistance.

Furthermore, the straps are padded, and there is a waist strap that you can make use of you intend to use this sprayer for longer. The overall make is durable and thus, it’ll last you a long time.


  • Lightweight and features a carrying handle.
  • Durable make.
  • Has a built-in serviceable filter to prevent entry of dirt or debris.
  • Comfortable to use for longer periods.
  • Can carry a variety of chemicals.
  • It’s resistant to corrosion.
  • Comes with battery charger.


  • Spray’s pressure might not be powerful for some.
  • Comes with three nozzles instead of four that a lot of other sprayers have.
  • Doesn’t provide much use on a single batter charge.

2. Field King Professional No Leak 190328 Pump Backpack Sprayer

Field King Professional No Leak 190328 Pump Backpack Sprayer


The Field Kind Professional No Leak Pump Backpack Sprayer has comfortable straps that enable you to continue using it without experiencing a lot of stress. The mouth is 4-inches wide which makes this sprayer easy to clean and fill. The total capacity of this sprayer is 4-gallon. Furthermore, the backpack is compatible with pesticides, fungicides, fertilizers, and weed killers.

This sprayer has a three-stage filtration system. The shut-off is cushion-gripped. Most of the features of this durable backpack are similar to the previous 61900 model. But the design and look of this model has definitely been improved, making it more convenient to use.

The product’s material is durable enough to handle bleach too. The three-stage filtration system also helps to prevent clogging. The tank is translucent so you can get to know about the fluid level. The seal can also be easily changed without you having to use any sort of tools.

The product comes with 4 nozzles which are a brass adjustable, a foaming nozzle, and 2 flat fans. You can also use TeeJet nozzles with this product. The internal pressure chamber allows the sprayer’s pressure to reach 150 PSI which is approximately 65% higher than most backpacks with diaphragm pumps.


  • Due to the three-stage filtration system, it prevents clogging.
  • The fluid level can be viewed with the help of translucent tank.
  • The cushion-grip allows a user to hold it firmly and with ease.
  • The 4 nozzles are easily cleanable and reliable.
  • Maintains a consistent pressure.


  • Storage might be a problem as the pump handle sticks right out.
  • Maintaining pressure can be tough for some users.

3. Solo 425 Professional 4-Gallon Piston Backpack Sprayer

Solo 425 Professional 4-Gallon Piston Backpack Sprayer


The Solo 425 Professional 4-Gallon Backpack Sprayer makes use of a piston. It also features four distinct nozzles which are named jet stream, hollow cone, adjustable, and fan spray. The nozzles allow for variety when it comes to the kind of spray you want while covering an area.

The pressure hose is 48-inch which is why it has an excellent reach. The impressive high-pressure capability of this sprayer makes it better than most of its competitors. Also, the chemical compatibility of this sprayer is also higher than normal backpack sprayers. You can go ahead and use this sprayer for domestic as well as agricultural use.

The tank is designed in such a way that it is resistant to Ultra Violet rays from the sun. So, don't worry if you’ll be spraying for a long period under a shining sun. The backpack’s plastic is also resistant to corrosion. It can carry up to 4-Gallons of liquid so you can spray away without having to stop and refilling the backpack after a couple of minutes.

The pump handle has a smart design and can be used by both left as well as right-handed people. Also, the featured Viton Seals make this product a lot durable than others.


  • Domestic as well as agricultural use.
  • The piston pump can give rise to a pressure of 90 PSI.
  • Can carry 4-Gallons of chemical.
  • Resistant to corrosion.
  • Smart pump handle design for left and right-handed users.
  • Compatible with herbicides, fertilizers, liquid disinfectants, and pesticides.
  • Shut-off valve features lock-on and lock-off to reduce fatigue.


  • The quality of the back straps can be a problem for some users.
  • Weighing around 10 pounds, can be a bit heavy for some users.

4. Chapin 61900 Tree and Turf Pro Commercial 4-Gallon Backpack Sprayer

Chapin 61900 Tree and Turf Pro Commercial 4-Gallon Backpack Sprayer


One of the best backpack sprayers out there is the Chapin 4-Gallon Tree Pro. The filter is cleanable and removable. It also has a 3-stage filtration system in it. The sprayer also offers long term padded comfort with shoulder straps.

This backpack also has diverse features such as shut-off and has three nozzles. It has 4-inch mouth opening and a four-gallon tank. The chemical carrying capability of this backpack includes pesticides, weed killers, and fertilizers. The sprayer’s wand is made of stainless steel.

As it's able to carry 4-gallons, you don't have to refill it too often even when covering a large area. The materials used are durable, so you don't need to worry about leaks. The shut-off hosts a pressure gauge. You can conveniently check the pressure of the backpack anytime.

There are three nozzles featured in this backpack sprayer, and it also comes with an efficient cushion-grip handle. The cap of the sprayer also has a basket to catch debris and other remains so that nothing clogs the nozzles.


  • It is easy to operate and clean.
  • The tank filter can be removed with ease.
  • The three-stage filtration can be easily cleaned and slipped.
  • Due to 4-inch mouth of the sprayer, it is easy to clean and fill.
  • It is compatible with almost all conventional fertilizers.
  • The design of the nozzle allows the user to reach difficult places with ease.


  • Maintaining pressure manually can be tough for some users.

5. Hudson 97154 SP1 Multi-Purpose Bak-Pak Professional Sprayer

Hudson 97154 SP1 Multi-Purpose Bak-Pak Professional Sprayer


The Hudson 97154 SP1 Sprayer is the last entry on our list of Best Backpack Sprayers available in the market. The first thing that you'll probably notice about this backpack sprayer is the somewhat unusual design. However, you don't need to worry about the design compromising on its performance.

The materials featured in this device provide exceptional protection against leaks. It’s also resistant to corrosion and thus, safe. The tank is translucent so you can keep an eye on the amount of chemical you have left. It also features Viton seals.

It can carry about 4-gallon of liquid, and you can pour in a variety of herbicides, pesticides, or other chemicals. This is a diaphragm styled pump that offers about 70 PSI.

Furthermore, there is a 20-inch brass wand which has adjustable brass nozzles with cone patterns. Also, this sprayer comes with a 47-inch spray hose and a pump handle made of solid steel.


  • Easy to pump and maintain pressure.
  • Diaphragm pump doesn’t require much maintenance.
  • Comes with a 1-year warranty.
  • Translucent tank to check on liquid quantity.


  • The design can be a bit off-putting.
  • Weight 12 pounds, can be a bit heavy for some users.

Final Verdict

If you want to fully ensure the beauty and health of your garden or lawn you need to buy an efficient backpack sprayer. Chapin 61900 Tree and Turf Pro Commercial 4-Gallon Backpack Sprayer is a good device to opt for.

It can help you to easily spray your plants with a wide range of chemicals you want to use. Furthermore, it is easy to operate and clean. You can even remove the tank filter to clean it out. This device also has a three-stage filtration system. The accompanying nozzles will enable you to spray chemicals in the manner you prefer.

All of the crucial information required for purchasing the best backpack sprayer has been provided to you. So, make an informed buying decision.

About the Author Laura Bennett

Hello, I’m Laura Bennett. I love nature especially when it comes to flowers and different kinds of plants. I started a very small garden behind my house and I named it Humid Garden. So, I created this blog to provide aspiring and inspiring thoughts about gardening for gardeners and anyone who has the intention of keeping a garden.

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