BLACK+DECKER 40V MAX 13 in or BLACK+DECKER 40V MAX 13 Inch? Which BLACK+DECKER Model to Buy
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You are deciding between the black decker 40v max 13 in vs 40v max 13 inch models. Both are cordless string trimmers with a 13-inch cutting width and automatic line feed. They share the same 40V battery platform. The main difference lies in their transmission technology and included accessories. One model features a PowerCommand dial for power or runtime selection, while the other includes a wall-mountable charging base. You should compare their weights and specific features to find the right fit.
Key differences
| Aspect | BLACK+DECKER 40V 13-Inch String Trimmer and Edger | BLACK+DECKER 40V 13-Inch String Trimmer and Edger |
|---|---|---|
| Model Number | LST136 | LST140C |
| Weight | 7.8 pounds | 6.4 pounds |
| Transmission Type | PowerDrive Transmission | High-Torque Transmission |
| Power Control | PowerCommand Dial | not listed |
| Charging Base | Fast Charger (2 hours) | Wall Mountable Charging Base |
| Warranty | not listed | 3 Year Limited Warranty |
Which one should you choose?
Choose BLACK+DECKER 40V 13-Inch String Trimmer and Edger if
- You want a lighter tool at 6.4 pounds for easier handling.
- You need a wall-mountable charging base to save space.
- You want a 3-year limited warranty included with the purchase.
Verdict: Choose the LST136 if you value adjustable power settings and faster charging. Select the LST140C if you prioritize a lighter weight and a wall-mountable charger with a longer warranty. Both models offer the same 13-inch cutting width and automatic line feed.
Comparing BLACK+DECKER 40V Trimmers
Weight and Portability
Product A weighs 7.8 pounds, while Product B is lighter at 6.4 pounds. This difference matters if you plan to hold the trimmer for long periods or maneuver it around tight spaces. The lighter frame of Product B reduces fatigue during extended sessions. Product A includes an adjustable telescoping pole, which adds some bulk but allows for height customization. Product B does not list a telescoping pole in its specifications. You might prefer the lighter weight of Product B for general use, or the adjustable height of Product A if you have specific reach needs.
Battery Capacity and Runtime
Product A specifies a 2.0Ah battery capacity in its key specs. Product B does not list a specific amp-hour rating in the provided data. Both tools operate on the 40V MAX lithium-ion platform, meaning they share compatible batteries if you already own them. The state of charge indicator is present on both models, helping you track remaining power. Without a listed capacity for Product B, you cannot directly compare runtime potential. If you know Product B uses the same 2.0Ah battery, runtime will be similar. Otherwise, Product A offers clearer specifications for planning your yard work duration.
Transmission Technology
Product A features a PowerDrive Transmission designed to deliver more power from the motor to the cutting string. Product B uses a High-Torque Transmission, also described as Power Drive technology, to ensure clean and swift cuts. Both systems aim to improve cutting efficiency and handle thick weeds effectively. The specifications do not provide numerical torque values to distinguish performance levels. You can expect both tools to handle standard lawn edging and trimming tasks with comparable strength. The choice here depends more on your preference for the specific model's handling than on a clear technical advantage in power delivery.
Charging and Storage
Product A includes a fast charger that restores full battery power in two hours or less. Product B comes with a wall-mountable charging base that saves space and keeps the tool ready. Product A does not mention a wall-mountable base in its features. Product B does not specify a fast-charging time in the provided data. If you have limited workspace, the wall-mountable base of Product B offers a practical storage solution. If you prioritize quick turnaround between tasks, the two-hour fast charge of Product A is a distinct advantage. Both systems ensure your tool is powered and ready for the next job.
Warranty Coverage
Product B explicitly lists a 3-year limited warranty in its features section. Product A does not mention any warranty terms in the provided specifications. A longer warranty period can provide peace of mind regarding the durability and reliability of the tool. Without warranty information for Product A, you cannot compare the manufacturer's confidence in the product's lifespan. This is a clear advantage for Product B if you value extended protection for your investment. Always check the full terms and conditions for both models before purchasing to understand what is covered.
Which BLACK+DECKER Trimmer Fits You
Lightweight maneuverability seekers
Product B weighs only 6.4 pounds, making it easier to hold for extended periods. Its compact dimensions help you navigate tight garden spaces with less fatigue. The included wall-mountable charging base saves floor space. If portability and storage efficiency matter most, this lighter model reduces physical strain during yard work.
Users needing runtime control
Product A features a PowerCommand Dial, allowing you to switch between maximum power for thick weeds or maximum runtime for larger areas. This flexibility lets you extend battery life when needed. The included fast charger restores full power in two hours or less. If you need adaptable performance, this dial is essential.
Those wanting a warranty
Product A comes with a specific warranty term, offering peace of mind for long-term ownership. While Product B also includes a warranty, Product A's specifications highlight its durability features like the PowerDrive transmission. If you prioritize a tool with a robust transmission and clear warranty coverage, this model provides reliable support for your landscaping tasks.
The products compared
BLACK+DECKER 40V 13-Inch String Trimmer and Edger
Best for: Small yard edge trimming and weeding
- Voltage
- 40V
- Cutting Swath
- 13 in
- Power Source
- battery
- Line Feed System
- automatic
- Battery Capacity
- 2.0Ah
- Cutting Width
- 13-Inch
View on Amazon: BLACK+DECKER 40V 13-Inch String Trimmer and Edger Affiliate link
This is a 2-in-1 cordless string trimmer and edger. It features a 40V MAX lithium-ion battery with a 2.0Ah capacity and a state of charge indicator. The tool operates at up to 8500 RPM with a 13-inch cutting swath. It includes an automatic feed spool for continuous line supply. You can adjust the pole height and switch between trimmer and edger modes. It is suitable for maintaining lawn edges and trimming weeds.
Pros
- Automatic feed spool eliminates manual bumping for line advancement
- PowerCommand Dial lets you switch between max power and max runtime
- Converts from trimmer to edger in seconds
- Fast charger restores full battery power in 2 hours or less
Cons
- 2.0Ah battery capacity is smaller than higher-end options
- 7.8-pound weight may feel heavy during extended overhead use
- No display screen for precise battery percentage monitoring
Good fit if
- You need a single tool for both trimming and edging
- You want to switch between power and runtime modes easily
- You prefer automatic line feed to avoid manual bumping
Skip if
- You require a larger battery capacity for all-day runtime
- You need a dedicated mower for large lawns
- You prefer a lighter tool for frequent overhead use
Verdict: BLACK+DECKER 40V MAX 13 in String Trimmer fits users who want a versatile 2-in-1 tool for edges and weeds. It is ideal for small to medium yards where quick conversion between modes is valuable.
BLACK+DECKER 40V 13-Inch String Trimmer and Edger
Best for: Small gardens needing trim and edge in one tool
- Voltage
- 40V
- Cutting Swath
- 13 in
- Power Source
- battery
- Line Feed System
- automatic
- Cutting Width
- 13-Inch
- Application
- Lawn
View on Amazon: BLACK+DECKER 40V 13-Inch String Trimmer and Edger Affiliate link
This BLACK+DECKER tool combines a string trimmer and lawn edger in one unit. It runs on a 40V MAX lithium-ion battery with a charge indicator. The 13-inch cutting swath handles weeds and overgrowth. Automatic line feeding keeps the string moving without interruption. You can switch between trimming and edging quickly. It weighs 6.4 pounds and includes a wall-mountable charger.
Pros
- 40V MAX battery with state of charge indicator
- 13-inch cutting width for efficient trimming
- Automatic line feeding system for continuous use
- Quick conversion from trimmer to edger
- Wall-mountable charging base for space saving
Cons
- 13-inch cutting width is narrow for large lawns
- 6.4-pound weight may cause fatigue during extended use
- No remote control or smart connectivity features
Good fit if
- You need a single tool for both trimming and edging
- You have small to medium sized garden areas
- You want automatic line feeding to reduce interruptions
Skip if
- You require a wider cutting swath for large properties
- You prefer a lighter tool for overhead use
- You need smart app control or remote operation
Verdict: BLACK+DECKER 40V 13 in Trimmer Edger suits users with small gardens who value versatility and automatic line feeding. It is not suitable for those needing wide coverage or smart features.
Specifications side by side
| Spec | BLACK+DECKER 40V 13-Inch String Trimmer and Edger | BLACK+DECKER 40V 13-Inch String Trimmer and Edger |
|---|---|---|
| Voltage | 40V | 40V |
| Cutting Swath | 13 in | 13 in |
| Power Source | battery | battery |
| Line Feed System | automatic | automatic |
| Battery Capacity | 2.0Ah | not stated |
| Cutting Width | 13-Inch | 13-Inch |
| Mowing Function | 2-in-1 | not stated |
| Application | Lawn | Lawn |
| Dimensions | 46.5 × 13.5 × 11 inches | 9 × 40 × 4 inches |
| Weight | 7.8 pounds | 6.4 pounds |
| Size | 46.5"L x 13.5"W x 11"H | One Size |
| Color | Orange | Orange |
| Model | LST136 | LST140C |
Frequently asked questions
Which BLACK+DECKER model is better for small yards?
The 40V MAX 13-Inch String Trimmer is ideal for small to medium yards. It offers a versatile 2-in-1 function for edges and weeds. This model suits users who need quick conversion between modes. It provides efficient trimming for compact outdoor spaces without excess bulk.
Does the BLACK+DECKER 40V MAX 13-Inch have automatic line feed?
Yes, both models feature automatic line feed. This system advances the cutting line as it wears down. You do not need to tap the tool on the ground to extend the line. This feature maintains consistent cutting performance during use.
Can I use the same battery for both trimmer models?
Yes, both models operate on the 40V battery platform. You can use any compatible 40V MAX battery with either tool. This shared compatibility allows you to interchange batteries between different BLACK+DECKER cordless tools in your lineup.
Which model weighs less for easier handling?
The LST140C model weighs 6.4 pounds, while the LST136 weighs 7.8 pounds. The lighter LST140C is easier to hold for extended periods. Reduced weight decreases fatigue when maneuvering the tool around tight garden spaces or over long durations.
What are the dimensions of the BLACK+DECKER 40V 13-Inch Trimmer?
The LST136 measures 46.5 inches in length, 13.5 inches in width, and 11 inches in height. The LST140C has a more compact profile with a 9-inch length and 4-inch height. These dimensions affect how the tool fits in storage and how you hold it.
Is the BLACK+DECKER 40V MAX 13-Inch suitable for edging?
The LST136 model is designed as a 2-in-1 tool for trimming and edging. It allows quick conversion between these modes. This makes it suitable for users who need to trim grass and edge sidewalks or garden beds with a single device.

