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Greenworks 40V 20" Cordless Pole Hedge Trimmer, vs Sun Joe HJ604C 2-in-1 Cordless Grass Shear and

Updated July 2026 — Greenworks 40V 20" Cordless Pole Hedge Trimmer, wins on battery and runtime, Sun Joe HJ604C 2-in-1 Cordless Grass Shear and wins on speed.

The Greenworks trimmer is more powerful and suitable for larger tasks, while the Sun Joe offers versatility and affordability for light trimming.

Why Greenworks 40V 20" Cordless Pole Hedge Trimmer, is better

Power

Higher voltage battery for tougher jobs

Cutting Capacity

Can handle thicker branches up to 5/8-inch

Durability

Steel dual-action blade for optimal performance

Why Sun Joe HJ604C 2-in-1 Cordless Grass Shear and is better

Price

Significantly cheaper at $39.97

Weight

Lightweight design at only 2.5 lbs

Versatility

2-in-1 design for grass shear and hedge trimming

Overall score

Greenworks 40V 20" Cordless Pole Hedge Trimmer,
85
Sun Joe HJ604C 2-in-1 Cordless Grass Shear and
70

Specifications

SpecGreenworks 40V 20" Cordless Pole Hedge Trimmer,Sun Joe HJ604C 2-in-1 Cordless Grass Shear and
Power SourceBatteryBattery
WarrantyN/A2 Years
Blade TypeDual-actionInterchangeable
ErgonomicsYesYes
Sales Rank305169330

Dimension comparison

Greenworks 40V 20" Cordless Pole Hedge Trimmer,Sun Joe HJ604C 2-in-1 Cordless Grass Shear and

Price Comparison

The Greenworks 40V 20" Cordless Pole Hedge Trimmer is priced at $169.99, while the Sun Joe HJ604C 2-in-1 Cordless Grass Shear and Hedge Trimmer costs only $39.97. This makes the Sun Joe about 76% cheaper than the Greenworks option. For those on a budget or looking for a quick, cost-effective solution for light trimming tasks, the Sun Joe certainly stands out. However, the Greenworks trimmer, with its higher price, may reflect a more robust and powerful design intended for more demanding yard work.

Design and Build Quality

The Greenworks trimmer features a 20-inch steel dual-action blade designed for optimal performance and durability. In contrast, the Sun Joe is a 2-in-1 tool that can quickly convert from a grass shear to a hedge trimmer, boasting a lightweight design at just 2.5 lbs. While the Greenworks model's extended reach handle allows for trimming at multiple angles, the Sun Joe’s compact design makes it ideal for tackling tight spaces and lawn edging. The choice here largely depends on whether you value a robust design for larger tasks or a lightweight tool for smaller, more precise jobs.

Power and Performance

Power-wise, the Greenworks trimmer utilizes a 40V battery system, which provides significant cutting capacity and performance. It can handle branches up to 5/8-inch thick, making it suitable for a variety of bush and hedge types. On the other hand, the Sun Joe operates with a 7.2V lithium-ion battery and offers an impressive 1250 RPM cutting speed, which is 14% faster than many competitors. This performance metric suggests that while the Greenworks is more powerful overall, the Sun Joe's speed might be advantageous for quick trims and tidy-ups in smaller gardens.

Versatility

The versatility of each tool caters to different gardening needs. The Greenworks trimmer is designed specifically for hedge trimming, with features that include a three-position pivoting head for adjusting the blade angle. This makes it ideal for reaching various heights and angles. Conversely, the Sun Joe's 2-in-1 design allows it to switch between a grass shear and a hedge trimmer seamlessly, making it more adaptable to different tasks around the garden. Users who need a multi-functional tool may find the Sun Joe more appealing, especially for light lawn maintenance.

Battery Life and Runtime

The Greenworks trimmer comes with a 2.0 Ah battery, which is part of a system that powers over 60 Greenworks tools, showcasing its adaptability and extended runtime capability. The Sun Joe, with its 7.2V battery, offers a runtime of 30-60 minutes per charge, which is quite decent for lighter tasks. However, the Greenworks' more powerful battery may provide longer usage times for more demanding jobs. For users who prioritize extended efficiency in larger gardens, the Greenworks may be the better option, while casual users may find the Sun Joe sufficient for their needs.

User Experience and Ergonomics

The Greenworks hedge trimmer is designed with ergonomics in mind, offering an easy-to-use experience with low noise operation, which can reduce fatigue during prolonged use. The Sun Joe also emphasizes user comfort with its contoured ergonomic handle. With a weight of only 2.5 lbs, it is particularly suitable for seniors or those who may struggle with heavier tools. Thus, while both products offer comfortable handling, the choice may depend on user preference for weight and design style.

Warranty and Customer Support

When it comes to warranty and support, the Sun Joe offers a full 2-year warranty along with dedicated US-based customer service, which adds a layer of reliability for potential buyers. The Greenworks product does not specify a warranty period in the provided information, which might make some customers hesitant. Having solid customer support can be crucial for users investing in a more expensive tool. Therefore, if peace of mind and support are priorities for you, the Sun Joe provides a reassuring option.

Which should you buy?

In conclusion, the choice between the Greenworks 40V 20" Cordless Pole Hedge Trimmer and the Sun Joe HJ604C 2-in-1 Cordless Grass Shear and Hedge Trimmer ultimately comes down to your specific needs. If you require a robust tool for larger hedges and bushes, the Greenworks is likely the better choice, despite its higher price of $169.99. However, if you're looking for a budget-friendly option that offers versatility and ease of use for light trimming tasks, the Sun Joe at $39.97 is an excellent selection.