11 Best Backpack Sprayers For The Garden & Lawn In 2021

11 Best Backpack Sprayers For The Garden & Lawn In 2021

Whether gardening is a hobby that you’re passionate about or a profession that you love, ensuring the best conditions for your plants is a serious responsibility. Lush lawns thriving with beautiful plants and sweet-smelling flowers are bound to attract weeds, insects, and other troublesome critters that slowly but surely start killing the garden. To protect your patch, you need a pesticide sprayer that’s powerful and convenient for regular use.

Backpack sprayers are hands-free, ergonomic, and fertilize certain hard-to-reach areas more efficiently than handheld ones. Our review of the 11 best backpack sprayers for homeowners and professionals alike will undoubtedly help you choose one that transforms your yard into a pest and weed-free outdoor space.

11 Best Backpack Sprayers

1. D. B. Smith Field King Professional Backpack Sprayer

This 4-gallon backpack sprayer is equipped with an internal no-leak pump that keeps any chemicals from dripping down your back, so you can use potent solutions with no worries. Powered by a piston pump that delivers an unparalleled 150 PSI, it’s ideal for creating accurate patterns in large yards. The built-in paddles can handle powders, liquids, and water-solubles with ease and can be quickly activated by a pump action that keeps the solutions mixed and ready to spray. Constructed with durable brass components and high-quality Viton Seals that maximize chemical resistance, it offers the best of piston and diaphragm pumps. The sprayer also comes with a premium, lockable shut-off with 4 different types of nozzles, making it a great choice for those who need a convenient pressure gauge for a wide variety of applications.


  • Minimal wear-and-tear
  • Easy to repair without tools
  • Large filtration tank prevents clogging
  • One-way valve prevents inverted tank from spilling
  • Threaded bolt keeps the handle securely attached
  • Reversible pump handle suited to left and right hand use


  • It might be heavy to lift and wear after filling the tank.

2. Chapin 61900 Tree/Turf Pro Commercial Backpack Sprayer

This commercial-grade backpack sprayer blends safety, versatility, and long-lasting comfort. It’s equipped with cushioned shoulder straps that offer consistent lumbar support, so you can carry it around for extended periods with little to no fatigue. The 4-gallon tank has a 4-inch mouth opening for quicker filling and an in-tank removable filter for easy cleaning. It features a 3-stage filtration system to prevent clogging and a translucent poly tank that increases the visibility of the fluid level. The cushion grip shut-off comes with 3 nozzles that facilitate a range of applications like direct stream, fan spray, and foaming. Its Viton Seals are compatible with the most volatile weed killers, fertilizers, and pesticides to help your garden thrive in the healthiest of environments.


  • 23-foot horizontal stream
  • 25-foot vertical stream
  • Adjustable brass nozzle
  • Easy-to-assemble filter
  • Stainless steel extension wand
  • Control flow valve ensures consistent pressure


  • The hose may be too short to reach the top of trees.

3. Solo 425 Professional Piston Backpack Sprayer

This professional, high-performance piston pump backpack sprayer boasts a pressure capacity of up to 60 PSI, ideal for small to mid-sized yards. It comes with a 20-inch wand attached firmly to a 48-inch hose, which is reinforced with nylon to make holding and spraying hard-to-reach areas easier. In addition, the commercial shut-off valve is equipped with a lock feature that can be adjusted for left and right-hand usage to enhance comfort and eliminate fatigue. With 4 adjustable nozzle types and TeeJet compatibility, the backpack weed sprayer encourages multiple applications, from low-lying grass to thriving trees. You won’t have to worry about the effort it takes to refill and clean as the sturdy metal frame is connected to an extra-large tank opening for better access and reduced downtime.


  • Viton Seals
  • Lightweight
  • 4-gallon poly tank
  • Padded straps for comfort
  • Corrosion-resistant plastic
  • Resistant to potent chemicals


  • The nozzle might be slightly difficult to adjust.

4. KIMO Battery Powered Backpack Sprayer

If you’re looking for a garden helper that supports you with the highest efficiency, this sprayer will satisfy your need for speed. Capable of functioning for about 6 hours on a single battery charge while spraying at a constant pressure of 70 PSI, this beast of a pump can take care of large patches in no time. Its ergonomic design is equipped with detachable straps that can be adjusted for prolonged use, while the 43-inch metal wand extends as high as two storeys above the ground, keeping you far away from its spraying field. With a 3-gallon tank and a 4-inch opening, you can pour into it easily without the hassle of frequent refills. The tank is completely leak-proof and has a concealed compartment, preventing both you and the battery from being exposed to chemicals.


  • 3 nozzles
  • 2 wands
  • Lockable switch
  • Adjustable PSI from 40 to 70
  • One bottle covers up to 3000 sq. ft.
  • Suitable for spot and mist spraying


  • The on-off switch might be hard to reach while wearing the unit.

5. MY 4 SONS M4 Automatic Battery-Powered Backpack Sprayer

As an automatic backpack sprayer that is designed to bring you the most comfortable spraying experience along with unmatched control and precision, this unit is tough to beat. It can easily last for 6 to 8 hours on a single charge and spray over 200 gallons at a stretch. Connected to a stainless steel wand and a plastic wand, the versatile sprayer can be used for any cleaning job – from misting the yard to power-washing your carpet. With a 4-gallon tank capacity that can adjust the flow from 20 to 60 PSI and a wide, screen-filtered opening for smooth fill-up, this sprayer is built for convenience. The model has been upgraded to include shoulder pads that are 3 times thicker than your average pads, a lid that never leaks, a battery life 4x longer than lithium-ion, and multiple pockets to keep wands and accessories handy.


  • Lightweight
  • Multiple nozzles
  • Replaceable battery
  • Compatible with most liquid solutions
  • Locking trigger to eliminate hand fatigue
  • Fully automatic solid state charger


  • The gasket may sometimes falls off when the lid is removed.

6. Petra Tools HD3000 Battery Powered Backpack Sprayer

Despite being constructed with high-quality materials and boasting a capacity of 3 gallons, this backpack sprayer is extremely lightweight and portable. The 3.3 AH lead-acid battery charges at turbo speed and lasts about 2 to 2.5 hours at one go. With an adjustable 40 to 65 PSI, you can switch from light irrigation to heavy-duty cleaning in a heartbeat, made even faster with the easy-locking mechanism and multiple nozzles designed to fulfill different purposes. The translucent tank with clear gallon marking takes all the guesswork out of mixing solutions, while the wide mouth opening prevents spillage and improves pouring efficiency. It has a 4-foot high pressure hose that maintains a constant spray for hours and allows you to reach those elusive treetops.


  • Charges in 6 hours
  • Shoots 15 to 20 feet
  • Adjustable wand
  • Extra-padded shoulder straps
  • 3x more powerful than lithium battery sprayers


  • The tip of the wand may leak sometimes.

7. Invaital Invatech Italia Mosquito Fogger 868 Sprayer

This is the type of sprayer that can be customized to get anything done in your outdoor space. Whether it involves eliminating weeds and pests or flies and mosquitoes, this backpack sprayer will help you out. Equipped with a dial that adjusts the nozzle to 4 different settings, you can increase and decrease the flow rate depending on your needs. The turbo pump generates an output of around 39 feet for horizontal spraying and 32 feet for vertical. With a holding tank that fills up to 3.7 gallons and padded shoulder straps connected to a cushioned backrest, the unit is as powerful as it is lightweight. If you’re hoping to reclaim your deck from the dreaded swarm of mosquitoes, this is the most worthwhile investment for you.


  • Multipurpose
  • 3 HP engine
  • Ergonomic design
  • Seamless liquid dispersal


  • The gas cap is slightly tight and may shut the engine off sometimes.

8. Sprayers Plus 105Ex Professional Landscaper

Ultra-lightweight and powered by a 20-volt lithium-ion battery, this commercial-grade backpack sprayer sure knows how to make landscaping less work and more fun! At around 9.6 lbs, the machine is designed to weigh approximately 3 times less than traditional manual sprayers without compromising on quality or efficiency. While the highest-quality Viton seals lend durability and make each spray last longer, its many flexible nozzles help you mist, fan, or steam any yard at a constant and effortless 40 PSI. Supported by premium sternum straps that firmly hold both the shoulder straps in place with an accessible buckle at the chest, the sprayer promises a comfortable and zero-fatigue experience.


  • Customizable nozzles
  • Battery level indicator
  • Sprays up to 23 tanks on a single charge
  • Enclosed battery that stays protected


  • It might be a little difficult to clean.

9. SprayMate Tornado Battery Powered Backpack Sprayer

Equipped with a diaphragm pump that sprays liquids and wettable powders with equal efficiency for up to 2.5 hours on a single charge, this weed sprayer backpack is ideal for landscapers using a wide variety of chemicals to treat their fields. It comes with a dual pressure switch that allows you to adjust the output between 45 and 60 PSI at the touch of a button. With a lockable in-line trigger and a carbon fiber wand that can accommodate 2 nozzle options, one for misting and the other for streaming, you can get your work done without having to stop for a pump break. From irrigating your crops and spraying them with pesticides to washing your car and sanitizing every inch of your space, this sprayer is both versatile and packed with power.


  • 18 V lithium-ion battery
  • Compact and lightweight
  • Sprays up to 25 feet
  • Less noisy
  • 110° fan nozzle
  • Sturdy exteriors


  • It might clog due to chemicals that don’t dissolve in water.

10. SafetyNet Clean + Protect Electrostatic Backpack Sprayer

Easily one of the most compact and beautiful backpack designs available on the market, this electrostatic sprayer is designed to perform high-speed functions with the highest efficiency. It has 3 variable micron nozzles that can be adjusted to spray with precision in any situation, while its 4.2 gallon tank capacity and 12 V lithium battery keep it going for 2.5 hours without a pause. What makes this sprayer even more convenient is that it charges in about 90 minutes and is equipped with a large-caliber water tank that can hold up well to most fertilizers, herbicides, and abrasive substances. The fact that it’s completely eco-friendly, creates zero emissions, and works noiselessly render it the ideal choice for you and the environment!


  • Easy to clean
  • Brushless fan
  • Durable ABS plastic body
  • Covers 43,000+ sq. ft.
  • Sprays up to 10 feet


  • The nozzle might clog at times after use.

11. VISOTECH Battery Powered Professional Sprayer

If you’re looking for unparalleled performance paired with long-lasting comfort, this is the backpack sprayer that can deliver both. Weighing only 10 lbs, the device is incredibly portable and has been reinforced with extra-thick shoulder and back pads that make fatigue look like a relic of the ancient past. Featuring a 5.3 gallon tank capacity and an 8 aH lithium-ion battery that can last anywhere between 6 and 8 hours, the sprayer helps you cover a lot of ground in a single use with no pump breaks. It deploys a constant pressure of 87 PSI, making it suitable for yards ranging from mid-sized to extensive. Sprayable up to 7 feet, it comes with 5 different nozzles to assist you with any project, anywhere.


  • Translucent tank
  • Wide mouth opening
  • Charges in 4 hours
  • Adjustable pressure switch


  • The plastic hose might feel a bit stiff.

Working your yard to get the best out of any yield can be time-consuming as well as exhausting. Investing in the best backpack sprayer will not only save you time, but it will also keep you comfortable and allow you to transform your outdoors into a pest-free paradise.

How To Choose The Best Backpack Sprayer

Type of pump

You have 2 options here: piston pump and diaphragm pump. The former is the most popular choice and is used primarily to spray liquid formulations. It works by sucking liquid from the tank into an enclosed chamber and then pushing it out through the nozzle. For their accessible design and high PSI ratings, piston pumps are generally favored by homeowners over diaphragm pumps, which are more suited to spraying abrasive chemicals and wet table powders. They are constructed with higher-grade materials that can resist volatile substances and are ideal for professional use.

Manual Vs. Electric

Some backpack sprayers function through manual pumping that pulls the liquid out of the chamber, while others feature a motorized system powered by gas or batteries. Manual pumps demand a lot more effort and energy than motorized pumps and are better for smaller gardens that need to be tended seasonally. However, bigger yards that require more attention and care will benefit from the convenience and versatility of electric backpack sprayers. Naturally, they are pricier than manual pumps, but for those who do pest control on a daily basis, battery-powered options eliminate fatigue, work faster, and last longer.


The Pounds per Square Inch (PSI) of a backpack sprayer is one of the most essential considerations as the unit of measurement indicates the pressure capacity of a machine. If you’re looking for smaller models to use in your personal garden, 40 to 70 PSI should serve you well, whereas mid-sized yards requiring a more extensive treatment would benefit from 70 to 100 PSI. The maximum output for sprayers currently is 150 PSI, which is ideal for professional landscapers who work with different-sized spaces and a variety of substances. While too little pressure generates uneven sprays and proves ineffective, too much pressure can cause damage to your plants. For a nice, even, and constant pressure, do make sure that your sprayer is suited to your specific needs.

From medium-duty spot spraying in home gardens and small orchards to professional lawn care across a wide range of outdoor spaces, backpack sprayers have emerged as a remarkably versatile solution for all kinds of spraying projects. Concentrating a full day’s effort into a few hours of consistent output, the best backpack sprayer helps you access those hard-to-reach locations on the roof or treetops with the utmost ease, without losing pressure even through extensive usage. They are a breeze to maintain and even easier to regulate through multiple nozzle attachments that make difficult tasks seem well within your range. So why wait? Give your precious garden the TLC it needs right away!

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Wedetso Chirhah

Wedetso Chirhah holds a masters degree in English Literature. He had written content for more than 15 B2B websites and edited school books before joining MomJunction as an editor. Wedetso ensures the articles meet the highest editorial standards. He enjoys making content understandable and relatable to readers, and he is a big fan of the versatile em dash. He also... more