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Husqvarna HA322 Hedge Trimmer Attachment, 21-Inch vs Sun Joe HJ604C 2-in-1 Cordless Grass Shear and

Updated July 2026 — Husqvarna HA322 Hedge Trimmer Attachment, 21-Inch wins on blade length and power, Sun Joe HJ604C 2-in-1 Cordless Grass Shear and wins on weight and price.

The Husqvarna HA322 offers superior cutting performance for larger hedges, while the Sun Joe HJ604C is a lightweight, budget-friendly option for small gardens. Choose based on your specific needs.

Why Husqvarna HA322 Hedge Trimmer Attachment, 21-Inch is better

Cutting Performance

Husqvarna's dual-action blade provides precision cuts.

Blade Length

Husqvarna has a longer 21-inch blade for larger hedges.

Durability

Husqvarna is designed for heavy-duty use with rugged materials.

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

Price

Sun Joe is significantly cheaper at $39.97.

Weight

Sun Joe is lightweight at only 2.5 lbs.

Versatility

Sun Joe's 2-in-1 design allows for quick blade swaps.

Overall score

Husqvarna HA322 Hedge Trimmer Attachment, 21-Inch
85
Sun Joe HJ604C 2-in-1 Cordless Grass Shear and
75

Specifications

SpecHusqvarna HA322 Hedge Trimmer Attachment, 21-InchSun Joe HJ604C 2-in-1 Cordless Grass Shear and
Motor SpeedN/A1250 RPM
BatteryN/A7.2V Lithium-Ion
Cutting Path21 inches6 inches
WeightN/A2.5 lbs
WarrantyN/A2 years

Dimension comparison

Husqvarna HA322 Hedge Trimmer Attachment, 21-InchSun Joe HJ604C 2-in-1 Cordless Grass Shear and

Overview of the Products

In this comparison, we examine the Husqvarna HA322 Hedge Trimmer Attachment and the Sun Joe HJ604C 2-in-1 Cordless Grass Shear and Hedge Trimmer. The Husqvarna attachment is designed for use with the Husqvarna 330LK Combi Trimmer, while the Sun Joe offers a versatile 2-in-1 design that allows users to switch between a grass shear and hedge trimmer. With prices set at $149.99 for the Husqvarna and $39.97 for the Sun Joe, the latter is about 73% cheaper. This significant price difference suggests varying target markets and intended uses for each product.

Design and Versatility

The design of the Sun Joe HJ604C emphasizes versatility and convenience, featuring a 2-in-1 capability that allows for a quick switch between a grass shear and hedge trimmer. This makes it particularly useful for homeowners who need a lightweight tool for tight spaces and small gardens. In contrast, the Husqvarna HA322 is exclusively an attachment, requiring the Husqvarna 330LK to operate, which may limit its appeal to those who do not already own compatible equipment. The Husqvarna's 21-inch dual-sided blade provides a longer cutting path, ideal for larger hedges, while the Sun Joe's interchangeable blades are designed for smaller jobs, making it more suited for everyday home use.

Cutting Performance

When it comes to cutting performance, the Husqvarna HA322 features a dual-action blade that allows for precision cuts on both sides. This design not only enhances the quality of the cut but also helps reduce vibration during operation. The Sun Joe HJ604C, with its 1250 RPM motor, offers a robust performance, delivering faster blade speeds compared to many competitors. This can result in cleaner cuts through grass and small branches. However, the Sun Joe’s smaller blade size may limit its effectiveness on larger hedges compared to the longer cutting path of the Husqvarna.

Weight and Ergonomics

The Sun Joe HJ604C is extremely lightweight at only 2.5 lbs, making it highly ergonomic and easy to maneuver for extended periods. This design consideration is beneficial for seniors or those who may struggle with heavier equipment. In contrast, the Husqvarna HA322 does not have an independent weight since it is an attachment; however, users must account for the weight of the Husqvarna 330LK Combi Trimmer as well. While this combination may provide more power, it could also lead to fatigue during prolonged use, especially for those not accustomed to heavier tools.

Ease of Use

The Sun Joe HJ604C is designed for ease of use with a safety switch to prevent accidental starts and a simple one-touch blade swap for quick transitions. This user-friendly approach makes it ideal for those who may not be as experienced with garden tools. On the other hand, while the Husqvarna HA322 is easy to install and detach from the Combi Trimmer, it requires some familiarity with the trimmer itself, potentially posing a learning curve for new users. Thus, the Sun Joe may appeal more to casual gardeners, while the Husqvarna is tailored for those already invested in the Husqvarna ecosystem.

Warranty and Support

The Sun Joe HJ604C stands out with a two-year warranty and dedicated US-based customer service, ensuring peace of mind for buyers. The availability of support is crucial for users who may encounter issues or have questions about their equipment. The Husqvarna HA322 does not explicitly mention a warranty in the provided data, which might be a consideration for potential buyers who prioritize after-sales support. The Sun Joe's robust warranty and support may enhance its attractiveness, especially for novice users who might need assistance.

Sales Performance

In terms of market performance, the Sun Joe HJ604C enjoys a higher sales rank at 9,330, compared to the Husqvarna HA322’s rank of 47,257. This difference suggests that the Sun Joe is more popular among consumers, likely due to its lower price point and versatile features. The Husqvarna, while perhaps appealing to professionals or those with larger properties, does not seem to resonate as strongly with the general consumer market.

Which should you buy?

Ultimately, the choice between the Husqvarna HA322 Hedge Trimmer Attachment and the Sun Joe HJ604C 2-in-1 Cordless Grass Shear and Hedge Trimmer depends on your specific needs. If you require a powerful tool for larger hedges and already own the compatible Husqvarna trimmer, the Husqvarna HA322 offers superior cutting performance. However, if you're looking for a lightweight, budget-friendly option for small gardens and general lawn maintenance, the Sun Joe HJ604C is a compelling choice, especially with its versatility and ease of use.