SXGSXG Angle Grinder Cordless for Mwkee M-18 18V Battery, vs Bosch GWS8-45 4-1/2 In. Angle Grinder
Updated July 2026 — SXGSXG Angle Grinder Cordless for Mwkee M-18 18V Battery, wins on speed settings, Bosch GWS8-45 4-1/2 In. Angle Grinder wins on rpm and price.
The Mwkee M-18 offers better versatility and lower maintenance, while the Bosch GWS8-45 provides higher power and professional features.
Why SXGSXG Angle Grinder Cordless for Mwkee M-18 18V Battery, is better
Price
Mwkee M-18 is cheaper at $69.99
Versatility
Three speed settings for various tasks
Maintenance
Lower maintenance due to brushless motor
Why Bosch GWS8-45 4-1/2 In. Angle Grinder is better
Power
Higher RPM at 11,000 for faster cutting
Ergonomics
Slim-grip design enhances comfort
Durability
Service Minder alerts for maintenance
Overall score
Specifications
| Spec | SXGSXG Angle Grinder Cordless for Mwkee M-18 18V Battery, | Bosch GWS8-45 4-1/2 In. Angle Grinder |
|---|---|---|
| Motor Type | Brushless | Carbon Brush |
| Guard Type | Standard | Burst-Protection |
| Side Handle | Anti-slip | Two-position |
| Power Source | Cordless | Corded |
| User Comfort | Ergonomic | Slim-grip |
Dimension comparison
Overview of the Angle Grinders
When comparing the Angle Grinder Cordless for Mwkee M-18 and the Bosch GWS8-45, it's essential to consider their unique features and capabilities. The Mwkee M-18 is priced at $69.99, while the Bosch GWS8-45 comes at $79.00, making it about 17% more expensive. Both grinders target similar applications but differ significantly in their design and motor performance.
Motor Power and Performance
The Bosch GWS8-45 boasts a powerful 7.5 amp motor that delivers an impressive 11,000 no-load RPM. In contrast, the Mwkee M-18 features a brushless motor with a maximum speed of 8500 RPM. While the Bosch model provides a higher RPM, which can lead to faster grinding and cutting, the brushless motor in the Mwkee M-18 is designed for improved energy efficiency and longer lifespan, making it suitable for extended use.
Ergonomics and Design
Ergonomics play a crucial role in user comfort during grinding tasks. The Bosch GWS8-45 features a slim-grip design that enhances user comfort, allowing for longer operation without fatigue. On the other hand, the Mwkee M-18 incorporates an ergonomic design with anti-slip auxiliary handles, providing stability and comfort during use. Both grinders prioritize user experience, but the specific design elements cater to slightly different preferences.
Versatility in Use
Both grinders serve multiple functions, but their versatility varies. The Mwkee M-18 offers three speed settings ranging from 3000 RPM to 8500 RPM, making it adaptable for various materials including metal, wood, tiles, and concrete. Meanwhile, the Bosch GWS8-45 is built for professional tasks with its robust motor, but it does not offer variable speed settings. This difference makes the Mwkee M-18 more versatile for users who require flexibility in their grinding tasks.
Safety Features
Safety is paramount in power tools, and both models include features to protect users. The Bosch GWS8-45 has a burst-protection guard for user security and a Service Minder brush system that alerts users when maintenance is needed. Conversely, the Mwkee M-18 incorporates a centralized switch lock to prevent accidental startup and a guard to block sparks and debris. While both grinders emphasize safety, the Mwkee M-18's design may provide additional reassurance against unintended activation.
Maintenance and Longevity
Maintenance requirements can affect the overall cost of ownership for power tools. The Bosch GWS8-45 features durable carbon brushes designed to extend the tool's life, along with a Service Minder that signals when maintenance is necessary. The Mwkee M-18's brushless motor is engineered for longer service life and lower maintenance, as brushless technology typically requires less frequent upkeep. This could be a significant factor for users looking for longevity and reduced maintenance efforts.
Weight and Portability
Portability is often a deciding factor for users who need to move their tools frequently. The Bosch GWS8-45 weighs 4.2 lbs, making it lightweight and easy to handle. In contrast, the Mwkee M-18's weight is not specified, but being a cordless model, it likely offers similar portability benefits by removing the hassle of cords. For those working in various locations, the cordless design of the Mwkee M-18 may provide an edge in convenience.
Which should you buy?
Ultimately, the choice between the Angle Grinder Cordless for Mwkee M-18 and the Bosch GWS8-45 comes down to individual needs and preferences. If you prioritize higher RPM and a professional-grade motor, the Bosch GWS8-45 may be the right choice, especially with its robust safety features and ergonomic design. However, if you seek a more versatile, cordless option with adjustable speed settings and lower maintenance needs, the Mwkee M-18 stands out as an excellent choice at a lower price point. Consider your specific applications and work environment when making your decision.

