BLACK+DECKER 40V MAX Hedge Trimmer, Cordless, vs VIVOSUN 20" Cordless Hedge Trimmer, 20V Electric
Updated July 2026 — BLACK+DECKER 40V MAX Hedge Trimmer, Cordless, wins on battery and cutting, VIVOSUN 20" Cordless Hedge Trimmer, 20V Electric wins on price and weight.
The BLACK+DECKER 40V MAX Hedge Trimmer offers superior power and cutting capacity, making it the better choice for extensive trimming tasks, while the VIVOSUN provides a budget-friendly option for lighter jobs.
Why BLACK+DECKER 40V MAX Hedge Trimmer, Cordless, is better
Cutting Capacity
3/4 inch cut capability vs 3/5 inch
Battery Power
40V battery vs 20V battery
Blade Length
24-inch blade vs 20-inch blade
Why VIVOSUN 20" Cordless Hedge Trimmer, 20V Electric is better
Price
$55.99 vs $79.00
Weight
Lightweight design
Safety Features
Dual safety feature
Overall score
Specifications
| Spec | BLACK+DECKER 40V MAX Hedge Trimmer, Cordless, | VIVOSUN 20" Cordless Hedge Trimmer, 20V Electric |
|---|---|---|
| Voltage | 40V | 20V |
| Blade Length | 24 inches | 20 inches |
| Cut Capacity | 3/4 inch | 3/5 inch |
| Runtime | 6000 sq ft | 60 minutes |
| RPM | N/A | 1400 |
Dimension comparison
Price Comparison
When it comes to price, the VIVOSUN 20" Cordless Hedge Trimmer is about 29% cheaper than the BLACK+DECKER 40V MAX Hedge Trimmer, retailing at $55.99 compared to the BLACK+DECKER's price of $79.00. This significant price difference may appeal to budget-conscious buyers who still desire a reliable hedge trimmer for their gardening needs. While the BLACK+DECKER hedge trimmer is positioned as a premium option with additional features, the VIVOSUN offers a compelling value for those looking to save money while still getting the essentials for trimming.
Cutting Capacity
The cutting capacity of the BLACK+DECKER is notable, with a 3/4 inch cut capability, allowing it to handle larger branches with ease. In comparison, the VIVOSUN features a 3/5 inch cutting capacity, which may limit its effectiveness on thicker branches. This difference in cutting capacity highlights the BLACK+DECKER's strength when tackling tougher trimming jobs. For users who frequently deal with dense shrubs or larger hedges, the BLACK+DECKER may prove to be a more suitable choice.
Blade Length and Type
In terms of blade length, the BLACK+DECKER has a 24-inch dual-action blade, which allows for quicker trimming of larger areas. The VIVOSUN, on the other hand, features a 20-inch dual-action laser blade. While both blades are designed to reduce vibration during operation, the longer blade of the BLACK+DECKER means it can trim more hedges in less time. This feature is particularly advantageous for those with larger gardens or extensive hedge work, as it optimizes efficiency in the trimming process.
Battery Power and Runtime
The BLACK+DECKER is powered by a robust 40V Lithium Ion battery, which provides ample power and run-time for extensive trimming projects. It is capable of trimming up to 6,000 square feet of actual hedges per charge, making it suitable for larger tasks. Conversely, the VIVOSUN operates on a 20V battery system that can deliver about 60 minutes of continuous work per charge. Although the VIVOSUN's runtime may suffice for smaller jobs, users with larger trimming tasks may find the BLACK+DECKER's longer operational capacity to be a significant advantage.
Design and Comfort
Both hedge trimmers offer ergonomic designs aimed at enhancing user comfort. The BLACK+DECKER features a wrap-around front handle and full-length trigger with a soft grip, which can provide added comfort during prolonged use. Conversely, the VIVOSUN includes an ergonomic D-grip handle that allows operation from either side, making it easier to maneuver. This focus on comfort can reduce fatigue during extended trimming sessions, although the overall length and weight of each model may influence personal preference.
Safety Features
Safety is a crucial consideration for hedge trimmers, and both models incorporate features designed to protect users. The BLACK+DECKER includes a state of charge indicator to show battery levels, ensuring users are informed before they run out of power. Meanwhile, the VIVOSUN has a dual safety feature that requires the user to press both the top handle and the switch simultaneously for operation. This added layer of safety may provide peace of mind, especially for novice gardeners or those concerned about accidental starts.
Performance and Efficiency
When evaluating performance, the BLACK+DECKER stands out with its POWERDRIVE transmission, allowing it to cut through thicker branches more efficiently compared to the VIVOSUN. The BLACK+DECKER's motor is designed for higher power delivery, which can lead to more efficient trimming under tougher conditions. While the VIVOSUN's motor operates at no-load speeds of up to 1400 RPM, it may not match the BLACK+DECKER in terms of handling difficult tasks. For users prioritizing performance, especially in challenging gardening scenarios, the BLACK+DECKER may be the preferable choice.
Which should you buy?
Choosing between the BLACK+DECKER 40V MAX Hedge Trimmer and the VIVOSUN 20" Cordless Hedge Trimmer ultimately comes down to your specific needs and budget. If you require a powerful, versatile tool capable of handling larger branches and extensive trimming tasks, the BLACK+DECKER is worth the investment despite its higher price of $79.00. However, for those who have smaller hedges or are looking for a more budget-friendly option, the VIVOSUN at $55.99 provides solid performance for light to moderate trimming jobs. Consider your trimming requirements and budget to make the best choice for your gardening tasks.

