10 Best 4 gallon backpack sprayers of 2025

Save up to 49% off

Best Choice

1

DEWALT

Dewalt 190742 20V MAX Lithium-Ion 4 Gallon Powered Backpack Sprayer (Tool Only)

13% Off
9.9

Exceptional

Our Rating
How do we rank?

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Value for Money

2

Chapin International
Chapin 61800 4-Gallon Made in USA Professional Backpack Sprayer with Brass Adjustable and Poly Fan/Cone Nozzles, Cushion Grip Shut-Off, 3-Stage Filtration System, Translucent White
Main highlights

Key Features and Benefits
Durable 4-gallon tank with visibility, made in the USA, includes adjustable straps and three spray nozzles for versatile application.

Ideal Use Cases
Perfect for lawn and garden chemical applications, pest and weed control, and general cleaning solutions with professional-grade compatibility.

Customer Reviews Highlight
Most praised for its durability and the comfort of use, making large-scale spraying tasks easier and more efficient.
9.8

Exceptional

Our Rating

8.4
Easy to build

8.0
Simple to use

8.0
Sheerness
3

Field King
FIELD KING 190328 Backpack Sprayer, 4 Gallon, with Internal No Leak Pump Design Delivers 150 PSI

15% Off
Main highlights

Internal Pump Safety
The internal no-leak pump design ensures safe chemical use.

Versatile Use Cases
Ideal for lawn care and garden maintenance with multiple nozzle options.

Customer Favorite Pressure
Users love the fantastic pressure and ease of use.
9.7

Exceptional

Our Rating

9.3
Easy to build

9.3
Comfort

9.3
lasts a long time
4

Chapin International
Chapin 60114 Made in USA 4-Gallon Backpack Sprayer with 3-Stage Filtration System Pump Pressured Sprayer, for Spraying Plants, Garden Watering, Lawns, Weeds and Pests, Translucent White
Main highlights

Durable Poly Tank
4-gallon translucent tank for easy monitoring and chemical compatibility.

Versatile Use Cases
Ideal for gardens, lawns, pest control, and watering tasks.

Customer Praised Feature
Easy assembly and lightweight design for comfortable use.
9.5

Excellent

Our Rating

8.0
Easy to build

8.0
Simple to use

8.0
Maneuverability
5

SOLO
SOLO 425 4-Gallon Piston Backpack Sprayer, Wide Pressure Range up to 90 psi

19% Off
Main highlights

Key Features
High-performance piston pump, 20-inch wand, 48-inch hose, four spraying nozzles, TeeJet compatibility, commercial shut-off valve, Viton seals for durability.

Ideal Use Cases
Perfect for dispensing liquid disinfectants, fertilizers, herbicides, and pesticides on trees, shrubs, and plants; suitable for both professional and personal use.

Customer Reviews
Most praised for its durability, ease of use, and the versatility of the interchangeable nozzles and the comfort of the adjustable pump handle.
9.2

Excellent

Our Rating

8.4
Easy to build

8.4
Sheerness

8.2
Simple to use
See Today’s Deals & Prices
6

Chapin International
Chapin 60100 4 Gallon Backpack Sprayer for Lawn and Garden, Translucent

49% Off
Main highlights

Key Features
4-Gallon capacity, easy fill/clean, compatible with various chemicals, cushion grip, 2-stage filtration, and comfortable padded straps.

Ideal Use Cases
Perfect for extensive gardening, landscaping, and agricultural tasks requiring prolonged use of fertilizers, weed killers, and pesticides.

Customer Reviews
Most praised for its comfort during long use, thanks to the padded shoulder straps and overall design efficiency.
9.1

Excellent

Our Rating
7

REALWORK
REALWORK 4-Gallon Backpack Sprayer with Padded Shoulder Strap for Pests & Weeds, Watering Garden, and Spraying Plants, in Translucent White
Main highlights

High Efficiency Pump and Design
Features a high-efficiency pump, chemical-resistant seals, and a translucent tank for easy monitoring.

Versatile Indoor and Outdoor Use
Ideal for pest control, garden watering, and even vehicle washing.

Comfortable and Easy to Use
Praised for padded shoulder straps and easy pump action.
9.0

Excellent

Our Rating

8.7
Durability

8.4
Simple to use

8.2
worth the money
8

Roundup

Roundup 190314 Backpack Sprayer for Fertilizers, Herbicides, Weed Killers & Insecticides, 4 Gallon , White
8.9

Very Good

Our Rating

9.5
Easy to build

9.3
Simple to use

8.9
Sheerness
9

VAXMAY
Battery Powered Backpack Sprayer 4 Gallon, VAXMAY 100 PSI Electric Graden Sprayer Works with Makita 18V Battery, Weed Yard Sprayer with Telescopic Wand, 5 Nozzles, 2.6 Ah Battery & Charger Included
Main highlights

Compatible with Makita Battery
Effortlessly compatible with Makita 18V batteries, ensuring easy replacement and extended use.

Versatile Spraying Applications
Ideal for gardens, lawns, agricultural fields, and more with reliable power.

Highly Praised Storage Feature
Storage compartment for nozzles praised for organization and convenience.
8.8

Very Good

Our Rating

9.5
Comfort

8.9
lasts a long time
10

Chapin International
Chapin 61500 4-Gallon Made in USA Euro Style Backpack Sprayer with Poly Fan/Cone Nozzles, Cushion Grip Shut-Off, Padded Adjustable Straps, 2-Stage Filtration System, Translucent White
Main highlights

4-Gallon Durable Poly Tank
The 4-gallon translucent poly tank is durable, compatible with standard lawn and garden chemicals, and features a 4-inch opening with filter cap for debris prevention.

Ideal for Large Lawns and Extended Use
The sprayer is perfect for large lawns and extended use, with adjustable padded shoulder straps, a 20-inch poly extension wand, and a 48-inch reinforced hose.

Highly Praised for Ease of Use and Efficiency
Customers appreciate the sprayer's efficiency, ease of use, and comfort, especially the padded shoulder straps and adjustable spray nozzle for various applications.
8.7

Very Good

Our Rating

9.9
Durability

9.1
Easy to build

8.9
worth the money

10 Best 4 gallon backpack sprayers of 2025

1

Dewalt 190742 20V MAX Lithium-Ion 4 Gallon Powered Backpack Sprayer (Tool Only)

2

Chapin 61800 4-Gallon Made in USA Professional Backpack Sprayer with Brass Adjustable and Poly Fan/Cone Nozzles, Cushion Grip Shut-Off, 3-Stage Filtration System, Translucent White

8.4

8.0

8.0

3

FIELD KING 190328 Backpack Sprayer, 4 Gallon, with Internal No Leak Pump Design Delivers 150 PSI

9.3

9.3

9.3

4

Chapin 60114 Made in USA 4-Gallon Backpack Sprayer with 3-Stage Filtration System Pump Pressured Sprayer, for Spraying Plants, Garden Watering, Lawns, Weeds and Pests, Translucent White

8.0

8.0

8.0

5

SOLO 425 4-Gallon Piston Backpack Sprayer, Wide Pressure Range up to 90 psi

8.4

8.4

8.2

6

Chapin 60100 4 Gallon Backpack Sprayer for Lawn and Garden, Translucent

7

REALWORK 4-Gallon Backpack Sprayer with Padded Shoulder Strap for Pests & Weeds, Watering Garden, and Spraying Plants, in Translucent White

8.7

8.4

8.2

8

Roundup 190314 Backpack Sprayer for Fertilizers, Herbicides, Weed Killers & Insecticides, 4 Gallon , White

9.5

9.3

8.9

9

Battery Powered Backpack Sprayer 4 Gallon, VAXMAY 100 PSI Electric Graden Sprayer Works with Makita 18V Battery, Weed Yard Sprayer with Telescopic Wand, 5 Nozzles, 2.6 Ah Battery & Charger Included

9.5

8.9

10

Chapin 61500 4-Gallon Made in USA Euro Style Backpack Sprayer with Poly Fan/Cone Nozzles, Cushion Grip Shut-Off, Padded Adjustable Straps, 2-Stage Filtration System, Translucent White

9.9

9.1

8.9

Sign up and get exclusive special deals