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Bosch GWS8-45 4-1/2 In. Angle Grinder vs CRAFTSMAN V20 Cordless Angle Grinder, 4-1/

Updated July 2026 — Bosch GWS8-45 4-1/2 In. Angle Grinder wins on rpm, CRAFTSMAN V20 Cordless Angle Grinder, 4-1/ wins on bestseller rank and price.

The Bosch GWS8-45 offers better value and consistent performance, while the CRAFTSMAN V20 provides cordless convenience and enhanced power.

Why Bosch GWS8-45 4-1/2 In. Angle Grinder is better

Price

Bosch is $20 cheaper than CRAFTSMAN

Durability

Bosch has a Service Minder brush system for maintenance

Weight

Bosch is lighter at 4.2 lbs compared to CRAFTSMAN

Why CRAFTSMAN V20 Cordless Angle Grinder, 4-1/ is better

Power

CRAFTSMAN has a brushless motor providing 65% more power

Cordless

CRAFTSMAN offers cordless convenience

Versatility

CRAFTSMAN has a 3-position side handle for flexibility

Overall score

Bosch GWS8-45 4-1/2 In. Angle Grinder
85
CRAFTSMAN V20 Cordless Angle Grinder, 4-1/
78

Specifications

SpecBosch GWS8-45 4-1/2 In. Angle GrinderCRAFTSMAN V20 Cordless Angle Grinder, 4-1/
Motor TypeBrushedBrushless
Guard AdjustmentManualTool-free
Air FlowDirectedStandard
User ComfortSlim GripPaddle Switch
MaintenanceService MinderStandard

Dimension comparison

Bosch GWS8-45 4-1/2 In. Angle GrinderCRAFTSMAN V20 Cordless Angle Grinder, 4-1/

Overview of the Bosch GWS8-45

The Bosch GWS8-45 is a robust option for those needing a reliable angle grinder. Priced at $79.00, it features a professional 7.5 amp motor that delivers an impressive 11,000 no-load RPM. This grinder is designed with user comfort in mind, boasting a slim-grip design that allows for prolonged usage without discomfort. With a bestseller rank of 30,612, it has earned its reputation in the market by focusing on durability and user-friendly features.

The GWS8-45 is not just powerful; it also incorporates features like directed airflow to keep dust away from vital components, enhancing durability. Additionally, the tool includes a Service Minder brush system that stops the grinder when maintenance is needed, eliminating guesswork for the user.

Overview of the CRAFTSMAN V20 Cordless Angle Grinder

The CRAFTSMAN V20 Cordless Angle Grinder stands out with its cordless design and a price of $99.00. Featuring a brushless motor, it offers up to 65% more power compared to traditional motors. This tool is designed with user comfort and convenience in mind, featuring a paddle switch and a 3-position side handle that enhances control and versatility during operation. Although it has a higher price point than the Bosch model, its innovative features make it a compelling choice for users seeking flexibility and power.

With a bestseller rank of 72,713, the CRAFTSMAN V20 aims to cater to demanding jobs while ensuring user comfort. The tool-free guard adjustment allows for easy modifications, making it a user-friendly option for both novice and experienced users.

Design and Ergonomics

In terms of design, the Bosch GWS8-45 is engineered for comfort with its slim-grip design, making it easier to handle during extended work sessions. Weighing 4.2 lbs, it is lightweight and easy to maneuver, which is a significant advantage for users engaged in long-term projects. The two-position side handle enhances control, allowing users to adapt based on their working conditions.

On the other hand, the CRAFTSMAN V20 features a paddle switch designed for increased control and comfort. While it may not be as lightweight as the Bosch, its cordless feature eliminates the hassle of dealing with power cords, enhancing mobility. The 3-position side handle also provides flexibility, allowing users to adjust their grip for optimal comfort, particularly in tight spaces.

Power and Performance

The Bosch GWS8-45 delivers strong performance with its 7.5 amp motor, producing a no-load RPM of 11,000, which is sufficient for various cutting and grinding tasks. This grinder is designed for professionals who require consistent power and reliability in their tools.

Conversely, the CRAFTSMAN V20's brushless motor provides up to 65% more power than comparable models, making it an excellent choice for heavy-duty tasks. Its cordless operation allows for greater freedom on job sites, where access to power outlets may be limited. Both tools cater to different user needs; the Bosch is ideal for those who prioritize consistent performance, while the CRAFTSMAN excels in power and mobility.

Durability and Maintenance

Durability is a significant aspect of both grinders. The Bosch GWS8-45 features durable carbon brushes designed for an extended tool life and a Service Minder brush system that indicates when maintenance is required. This feature is crucial for professionals who want to ensure their equipment remains in top condition without unnecessary downtime.

The CRAFTSMAN V20 also emphasizes durability with its high-performance brushless motor, which typically requires less maintenance than brushed counterparts. However, being cordless means that battery management becomes a factor, as users must ensure batteries are charged and maintained. Ultimately, while both tools are built to last, the Bosch offers specific features that simplify maintenance for users.

Price Comparison

In terms of pricing, the Bosch GWS8-45 is currently available for $79.00, making it about 20% cheaper than the CRAFTSMAN V20, which is priced at $99.00. For budget-conscious users, the Bosch provides a compelling value proposition, especially considering its robust performance and extensive features.

While the CRAFTSMAN may come with a higher price tag, it offers unique benefits such as cordless convenience and enhanced power capabilities. This pricing difference may influence buyers depending on their specific needs, whether they prioritize cost or advanced features.

Customer Feedback and Popularity

The Bosch GWS8-45 has garnered a respectable bestseller rank of 30,612, indicating a strong level of customer satisfaction and demand in the market. Users often praise its power, comfort, and durability, making it a popular choice among professionals and DIY enthusiasts alike.

The CRAFTSMAN V20, with a bestseller rank of 72,713, has received feedback emphasizing its cordless convenience and powerful performance. However, its popularity may be affected by its higher price point and the necessity of purchasing batteries separately. Customer feedback highlights the importance of understanding individual needs when selecting an angle grinder.

Which should you buy?

Choosing between the Bosch GWS8-45 and the CRAFTSMAN V20 ultimately depends on your specific requirements and preferences. If you prioritize cost-effectiveness, consistent performance, and easier maintenance, the Bosch GWS8-45, priced at $79.00, stands out as an excellent choice. Its ergonomic design and reliable power make it suitable for a variety of tasks.

Conversely, if you need a cordless option with enhanced power and flexibility, the CRAFTSMAN V20 may be worth the additional investment at $99.00. Its advanced features and user-friendly design cater to those who require mobility and versatility on the job site. Consider your specific needs and working conditions to make the best decision for your projects.