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DEWALT Angle Grinder, One-Touch Guard, 4-1/2 -Inch vs DEWALT DCG412B 20V MAX* Lithium Ion 4-1/2” Grinder

Updated July 2026 — DEWALT Angle Grinder, One-Touch Guard, 4-1/2 -Inch wins on power and comfort, DEWALT DCG412B 20V MAX* Lithium Ion 4-1/2” Grinder wins on price and portability.

The DEWALT Angle Grinder (DWE4011) offers better performance and value for budget-conscious users, while the DCG412B provides cordless convenience for those needing mobility.

Why DEWALT Angle Grinder, One-Touch Guard, 4-1/2 -Inch is better

Price

DWE4011 is $69.00, significantly cheaper than DCG412B at $127.99.

Power

DWE4011 has a 12,000 rpm motor compared to DCG412B's 8,000 rpm.

Comfort

DWE4011 features a slim ergonomic design for extended use.

Why DEWALT DCG412B 20V MAX* Lithium Ion 4-1/2” Grinder is better

Portability

DCG412B is cordless, allowing for greater mobility.

Convenience

DCG412B has a two-finger trigger switch with lock-off.

Versatility

DCG412B supports both 4-1/2-inch and 5-inch accessories.

Overall score

DEWALT Angle Grinder, One-Touch Guard, 4-1/2 -Inch
85
DEWALT DCG412B 20V MAX* Lithium Ion 4-1/2” Grinder
75

Specifications

SpecDEWALT Angle Grinder, One-Touch Guard, 4-1/2 -InchDEWALT DCG412B 20V MAX* Lithium Ion 4-1/2” Grinder
Motor7 amp AC/DC20V MAX Lithium Ion
RPM120008000
Guard AdjustmentOne-TouchTool-free
Side Handle2-position2-position
Spindle Thread5/8-inch 114-1/2 and 5 inch

Dimension comparison

DEWALT Angle Grinder, One-Touch Guard, 4-1/2 -InchDEWALT DCG412B 20V MAX* Lithium Ion 4-1/2” Grinder

Overview of the DEWALT Angle Grinder Models

When comparing the DEWALT Angle Grinder with One-Touch Guard (DWE4011) and the DEWALT DCG412B 20V MAX* Lithium Ion Grinder, key differences emerge that can influence your buying decision. The DWE4011 is priced at $69.00, making it about 46% cheaper than the DCG412B, which retails for $127.99. Both grinders are designed for efficiency and ease of use, but their features cater to different user needs, which we'll explore in detail.

Power and Performance

In terms of power, the DWE4011 features a 7 amp AC/DC motor that runs at a speed of 12,000 rpm, providing robust performance for fast material removal. This makes it suitable for heavy-duty tasks that require speed and efficiency. On the other hand, the DCG412B operates on an 8,000 rpm motor, which, while still powerful, is lower than that of the DWE4011. The difference in RPM indicates that the DWE4011 may be better suited for tasks requiring quicker cuts and grindings, especially in professional settings.

Portability and Power Source

Portability is a significant aspect when considering these models. The DWE4011 is an AC/DC powered tool, meaning it relies on a direct power source, which could limit mobility in outdoor or remote settings. Conversely, the DCG412B is a cordless model powered by a 20V MAX* Lithium Ion battery, making it highly portable and ideal for jobs where access to power sources is limited. This difference makes the DCG412B a better option for contractors or DIY enthusiasts who frequently work in various locations.

Ease of Use

Both grinders offer user-friendly features, yet the DWE4011 shines with its One-Touch Guard, which eliminates the need for tools to adjust the guard. This convenience allows users to focus on the task without interruption. The DCG412B also includes a tool-free guard adjustment feature, but its design caters more towards convenience in battery management with a two-finger trigger switch and a lock-off button for safer operation. Each model’s design enhances user experience, but the DWE4011 may be more appealing to those who prioritize quick adjustments during work.

Design and Comfort

Design plays a crucial role in the usability of power tools. The DWE4011 features a slim and ergonomic body that enhances comfort during extended use, making it a solid choice for those who spend long hours on grinding tasks. In contrast, the DCG412B also has a two-position side handle, which provides greater control and comfort, but its bulkier design due to the battery might not be as comfortable for prolonged operations. Depending on whether you prioritize a lighter tool or a more controlled grip, your choice may differ.

Versatility of Accessories

When it comes to versatility, the DWE4011 has a 5/8-inch 11 spindle thread, which accommodates a wide range of 4-1/2-inch accessories. This feature makes it a versatile choice for various applications, from cutting to grinding. The DCG412B also supports similar accessories but is primarily designed for 4-1/2-inch and 5-inch applications. If you frequently switch between different types of tasks and require a variety of accessories, the DWE4011 might offer greater flexibility.

Price Comparison

Price is a significant factor for many buyers. The DEWALT Angle Grinder (DWE4011) is currently priced at $69.00, while the DEWALT DCG412B is listed at $127.99. This represents a price difference of about $58.99, or approximately 46% more for the cordless model. If budget constraints are a primary concern, the DWE4011 offers substantial savings without sacrificing too much in terms of performance and features.

Customer Feedback and Sales Rank

Both products have received noteworthy attention in the market, with the DWE4011 holding a sales rank of 6607, while the DCG412B has a sales rank of 10196. The lower sales rank of the DCG412B indicates it may not be as popular among consumers, potentially reflecting its higher price point or specific use case that doesn’t appeal to as broad an audience. Customer feedback often highlights the DWE4011 for its performance and affordability, making it a favored choice among budget-conscious users.

Which should you buy?

Choosing between the DEWALT Angle Grinder (DWE4011) and the DEWALT DCG412B 20V MAX* Lithium Ion Grinder ultimately depends on your specific needs and preferences. If you're looking for a more affordable option with excellent power and ease of use, the DWE4011 is the clear winner, especially at $69.00. However, if mobility and the convenience of a cordless tool are paramount, and you're willing to pay a premium, the DCG412B offers the versatility of battery operation. Consider your typical usage scenarios, budget, and preference for power source when making your decision.