Bosch GWS8-45 4-1/2 In. Angle Grinder vs DEWALT Angle Grinder Tool, 4-1/2-Inch to 5-Inch,
Updated July 2026 — Bosch GWS8-45 4-1/2 In. Angle Grinder wins on sales rank and rpm, DEWALT Angle Grinder Tool, 4-1/2-Inch to 5-Inch, wins on price and power.
The Bosch GWS8-45 is a budget-friendly option with good features, while the DEWALT offers more power and accessories for demanding tasks.
Why Bosch GWS8-45 4-1/2 In. Angle Grinder is better
Price
Bosch is significantly cheaper at $79.00.
Weight
Bosch is lighter at 4.2 lbs.
User Comfort
Bosch has a slim-grip design for better handling.
Why DEWALT Angle Grinder Tool, 4-1/2-Inch to 5-Inch, is better
Motor Power
DEWALT has a more powerful 13 Amp motor.
RPM Rating
DEWALT operates at 9,000 RPM.
Included Accessories
DEWALT comes with multiple guards and a side handle.
Overall score
Specifications
| Spec | Bosch GWS8-45 4-1/2 In. Angle Grinder | DEWALT Angle Grinder Tool, 4-1/2-Inch to 5-Inch, |
|---|---|---|
| Brand | Bosch | DEWALT |
| Model | GWS8-45 | DWE43116 |
| Type | Angle Grinder | Angle Grinder |
| Guard | Burst-Protection | Multiple Guards |
| Dust System | Directed Air Flow | Dust Ejection |
Dimension comparison
Price Comparison
The Bosch GWS8-45 is priced at $79.00, making it about 50% cheaper than the DEWALT Angle Grinder Tool, which retails for $158.99. This significant price difference may appeal to budget-conscious shoppers looking for a reliable angle grinder without breaking the bank. The Bosch model offers professional-grade features at a fraction of the cost of the DEWALT, which may justify the price premium for some users. However, the DEWALT might offer additional features that could influence a buyer's decision beyond just the price.
Motor Power
When it comes to motor power, the DEWALT Angle Grinder features a robust 13 Amp motor, compared to the Bosch's 7.5 Amp motor. This means that the DEWALT can handle tougher tasks, producing a higher performance level with a rating of 9,000 RPM, compared to Bosch's 11,000 no-load RPM. While the Bosch grinder is efficient for lighter work and provides good speed, the DEWALT's more powerful motor makes it better suited for heavier-duty applications and prolonged use in demanding environments.
Design and Comfort
The Bosch GWS8-45 is designed with user comfort in mind, featuring a slim-grip design that allows for easy handling during extended use. Weighing only 4.2 lbs, it is lighter than the DEWALT, which weighs 5.7 lbs. This lighter weight can be a crucial factor for users who prioritize maneuverability and ease of use over sheer power. The DEWALT, while slightly heavier, boasts a trigger switch that may provide better control for certain tasks. Ultimately, the design choice will depend on user preference, with each model catering to different ergonomic needs.
Durability and Maintenance
Both grinders emphasize durability, but they do so in different ways. The Bosch GWS8-45 features a directed air flow system that helps keep dust away from vital components, enhancing its longevity. Additionally, its Service Minder brush system alerts users when maintenance is required, eliminating guesswork. On the other hand, the DEWALT Angle Grinder includes a Dust Ejection System that actively ejects harmful dust and debris, protecting the motor and maintaining performance. Both models offer durable designs, but the DEWALT may have an edge for those operating in particularly dusty environments.
Included Accessories
The DEWALT Angle Grinder comes with several accessories, including a side handle, inner and outer flanges, and multiple guards for various applications. This comprehensive package enhances its usability right out of the box. In contrast, the Bosch GWS8-45 focuses on the grinder itself without additional accessories. For users looking for a complete grinder package, the DEWALT may provide better value due to the included items, thereby offering more versatility for different grinding tasks.
Sales Rank and Popularity
In terms of popularity, the Bosch GWS8-45 has a sales rank of 30,612, while the DEWALT Angle Grinder is more popular with a sales rank of 24,177. This suggests that the DEWALT may have a stronger following among consumers, likely due to its enhanced features and reputation for durability. A higher sales rank can indicate greater consumer trust and satisfaction, which may influence potential buyers when deciding which grinder to purchase.
User Versatility
The Bosch GWS8-45 is ideal for users looking for a reliable, lightweight grinder for lighter tasks around the house or workshop. Its user-friendly design caters to those who may not need the heavy-duty capabilities of a more powerful model. Conversely, the DEWALT Angle Grinder is better suited for professionals or serious DIY enthusiasts who require a more powerful tool capable of handling a broader range of applications, from grinding to cutting. The versatility of each tool caters to different user needs, making the choice largely dependent on the specific tasks at hand.
Which should you buy?
In conclusion, choosing between the Bosch GWS8-45 and the DEWALT Angle Grinder depends on your specific needs and budget. The Bosch offers exceptional value for those seeking a lightweight and affordable option, with a strong focus on user comfort and maintenance ease. However, if you require a powerful motor and additional accessories for more demanding projects, the DEWALT may justify its higher price tag. Ultimately, both grinders have their strengths, making the decision a matter of personal preference and intended use.

