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DEWALT Angle Grinder, One-Touch Guard, 4-1/2 -Inch vs FULLYEA Cordless Angle Grinder 4-1/

Updated July 2026 — DEWALT Angle Grinder, One-Touch Guard, 4-1/2 -Inch wins on price and weight, FULLYEA Cordless Angle Grinder 4-1/ wins on rank and power.

The DEWALT Angle Grinder offers reliable performance and durability, while the FULLYEA Cordless Angle Grinder provides versatility and convenience at a lower price.

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

Performance

DEWALT has a proven track record with a strong sales rank.

Durability

DEWALT's motor is designed for higher overload protection.

Usability

DEWALT features tool-free adjustments for ease of use.

Why FULLYEA Cordless Angle Grinder 4-1/ is better

Price

FULLYEA is more budget-friendly.

Portability

FULLYEA's cordless design allows for greater mobility.

Speed Options

FULLYEA offers adjustable speed settings for versatility.

Overall score

DEWALT Angle Grinder, One-Touch Guard, 4-1/2 -Inch
85
FULLYEA Cordless Angle Grinder 4-1/
75

Specifications

SpecDEWALT Angle Grinder, One-Touch Guard, 4-1/2 -InchFULLYEA Cordless Angle Grinder 4-1/
Motor TypeAC/DCBrushless
Max RPM1200012000
Guard TypeOne-TouchRotating
Handle TypeRemovableDual Auxiliary
Battery IncludedNoYes

Dimension comparison

DEWALT Angle Grinder, One-Touch Guard, 4-1/2 -InchFULLYEA Cordless Angle Grinder 4-1/

Price Comparison

The DEWALT Angle Grinder is priced at $69.00, making it about 17% more expensive than the FULLYEA Cordless Angle Grinder, which retails for $46.99. When considering budget constraints, this price difference may influence your purchasing decision. The DEWALT model, while pricier, has a sales rank of 6607, indicating it’s a popular choice among consumers, whereas the FULLYEA model ranks 58729, suggesting it may not be as widely adopted. If you are looking for a cost-effective solution without sacrificing quality, the FULLYEA could be the better option.

Power and Performance

The DEWALT Angle Grinder features a robust 7 amp motor that reaches speeds of 12,000 RPM, designed for faster material removal and enhanced overload protection. On the other hand, the FULLYEA Cordless Angle Grinder also boasts a no-load speed of 12,000 RPM but with a brushless motor that is known for extending the product's lifespan and reducing energy consumption. While both grinders share similar maximum speeds, the DEWALT’s consistent power from AC/DC might appeal to those who prefer traditional electric tools. Conversely, the cordless design of the FULLYEA offers added versatility, allowing for use in various locations without the constraint of a power outlet.

Design and Ergonomics

In terms of design, the DEWALT Angle Grinder stands out with its slim and ergonomic body that provides comfort during extended use. It also features a two-position removable side handle for improved control. The FULLYEA Cordless Angle Grinder emphasizes convenience with its cordless design, eliminating tangles and allowing for mobility. Its rotating safety guard protects the user from flying debris, while dual non-slip auxiliary handles cater to both right- and left-handed users. Although the DEWALT excels in comfort for prolonged tasks, the FULLYEA's design prioritizes ease of use and safety in various working conditions.

Features and Usability

The DEWALT Angle Grinder includes a One-Touch guard that allows for tool-free adjustments, significantly enhancing usability. It also features a quick-change wheel release for easy wheel swaps. In comparison, the FULLYEA model offers a three-speed adjustment feature, allowing users to customize the grinder's speed according to their specific applications—ranging from grinding metal to surface preparation. While the DEWALT is straightforward and efficient for users who need a reliable tool for general tasks, the FULLYEA’s versatility with speed settings provides a broader range of functionality, appealing to those who engage in diverse grinding tasks.

Battery and Power Source

The DEWALT Angle Grinder operates purely on AC/DC power, ensuring consistent performance without the worry of battery life. However, the FULLYEA Cordless Angle Grinder comes equipped with two 21V 4.0Ah high-capacity batteries, allowing for extended working time outdoors. This feature is advantageous for users who require mobility and versatility without being tethered to a power supply. The inclusion of a fast charger also enhances usability, making it easy to switch batteries when needed. For users prioritizing convenience, the FULLYEA's battery-powered approach may be more appealing, while those who prefer a plug-in tool may lean towards the DEWALT.

Safety Features

Safety is paramount when operating power tools, and both models offer distinct safety features. The DEWALT Angle Grinder includes a removable side handle for better control, which can be crucial during intensive tasks. The FULLYEA Cordless Angle Grinder shines with its rotating safety guard that protects users from sparks and debris during cutting operations. Additionally, the FULLYEA's spindle lock allows for quicker wheel changes, reducing downtime. While both grinders incorporate safety elements, the FULLYEA’s focus on preventing flying debris may provide extra peace of mind for users engaged in cutting or grinding tasks.

Maintenance and Durability

The DEWALT Angle Grinder is built with a strong focus on durability, featuring a 7 amp motor designed for higher overload protection, making it a reliable choice for heavy-duty tasks. It uses a hex wrench instead of a spanner, which is more commonly found in toolboxes, emphasizing its user-friendly maintenance. Conversely, the FULLYEA's brushless motor is designed for longer life and less maintenance compared to traditional motors. This means that while the DEWALT may require some traditional upkeep, the FULLYEA could ultimately save time and effort in maintenance due to its more advanced motor technology.

Which should you buy?

Choosing between the DEWALT Angle Grinder and the FULLYEA Cordless Angle Grinder depends on your specific needs and preferences. If you're looking for a reliable, plug-in tool with a strong performance and a proven track record—backed by its bestseller rank—the DEWALT may be the way to go. However, if you prioritize mobility, versatility in speed adjustments, and convenience with battery operation, the FULLYEA offers excellent value at a lower price point. Ultimately, both grinders present compelling features, so consider what aspects are most important for your projects before making a decision.