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OUBA Cordless Angle Grinder Compatible for Dewalt 20V vs Metabo HPT 4-1/2-Inch Angle Grinder

Updated July 2026 — OUBA Cordless Angle Grinder Compatible for Dewalt 20V wins on battery and rpm, Metabo HPT 4-1/2-Inch Angle Grinder wins on price and accessories.

The Cordless Angle Grinder offers superior mobility and advanced motor technology, while the Metabo HPT provides excellent value with included accessories.

Why OUBA Cordless Angle Grinder Compatible for Dewalt 20V is better

Mobility

Cordless design allows for greater flexibility.

Motor Performance

Higher RPM for demanding tasks.

User Comfort

Adjustable handle for better grip.

Why Metabo HPT 4-1/2-Inch Angle Grinder is better

Price

Lower cost at $49.00.

Included Accessories

Comes with five grinding wheels and a hard case.

Weight

Lightweight design reduces fatigue.

Overall score

OUBA Cordless Angle Grinder Compatible for Dewalt 20V
85
Metabo HPT 4-1/2-Inch Angle Grinder
75

Specifications

SpecOUBA Cordless Angle Grinder Compatible for Dewalt 20VMetabo HPT 4-1/2-Inch Angle Grinder
Motor TypeBrushless6.2 Amp
Included WheelsNone5
Power SourceCordlessCorded
Handle Type2-PositionRemovable
WarrantyN/A1-Year

Dimension comparison

OUBA Cordless Angle Grinder Compatible for Dewalt 20VMetabo HPT 4-1/2-Inch Angle Grinder

Price Comparison

The Cordless Angle Grinder is priced at $69.99, while the Metabo HPT 4-1/2-Inch Angle Grinder is significantly cheaper at $49.00, making it about 30% less expensive. This price difference may appeal to budget-conscious users, especially those who want to get quality performance without overspending. While the cordless option offers the flexibility of using Dewalt 20V batteries, the Metabo HPT grinder still provides a solid value with its included accessories and lower upfront cost.

Motor Performance

In terms of motor performance, the Cordless Angle Grinder features a powerful brushless motor that can reach speeds of up to 9,500 RPM. In contrast, the Metabo HPT angle grinder has a 6.2 Amp motor that delivers 980 watts of maximum output power for tough grinding jobs. While the brushless motor of the Cordless Angle Grinder is designed for efficiency and longevity, the Metabo HPT offers a reliable 6.2 Amp performance that is suitable for various applications. Users may prefer the higher RPM of the Cordless model for more demanding tasks, but the Metabo HPT’s motor is still capable for routine grinding operations.

Mobility and Weight

The Cordless Angle Grinder, being a cordless tool, inherently offers greater mobility, allowing users to work without the constraints of a power cord. This can be a significant advantage for outdoor or large-scale projects. On the other hand, the Metabo HPT grinder weighs only 4.0 lbs, providing excellent control and maneuverability, which reduces fatigue during extended use. While the Cordless Angle Grinder is designed for versatility, the lightweight nature of the Metabo HPT makes it easier to handle for prolonged tasks, especially in tight spaces.

Included Accessories

The Cordless Angle Grinder package includes a durable stand and a 4.0Ah battery with a fast charger, offering users the necessary tools to get started right away. Meanwhile, the Metabo HPT grinder comes with five grinding wheels and a hard case, adding significant value for users who require multiple attachments for different tasks. The inclusion of these accessories in the Metabo HPT package may be appealing for those looking for an all-in-one solution without additional costs.

User Comfort and Control

User comfort is a critical factor when selecting an angle grinder. The Cordless Angle Grinder features a comfortable 2-position handle, providing better grip and control regardless of the task at hand. In contrast, the Metabo HPT model has a removable, forward-canted side handle designed to enhance control and comfort for both right and left-handed users. While both grinders prioritize user comfort, the Cordless Angle Grinder's adjustable handle may offer more customization for individual user preferences.

Durability and Longevity

Durability is essential for power tools that undergo frequent use. The Cordless Angle Grinder's brushless motor is engineered for longevity and efficient battery usage, which may lead to a longer lifespan compared to traditional motors. The Metabo HPT grinder features a new motor design that enhances cooling efficiency and ensures high motor durability, which is crucial for heavy-duty applications. Both models are built with durability in mind, but the Cordless Angle Grinder's advanced motor technology may provide an edge in terms of long-term performance.

Portability

Portability is another area of distinction between the two tools. The Cordless Angle Grinder, being cordless, allows for maximum portability, making it suitable for a range of environments without the need for a power outlet. This feature is particularly beneficial for users who work in remote locations or on job sites without easy access to electricity. Conversely, the Metabo HPT angle grinder, while requiring a power source, is designed to be compact and lightweight, making it easy to transport between job sites. Each grinder has its strengths in portability, depending on the specific needs of the user.

Which should you buy?

Choosing between the Cordless Angle Grinder and the Metabo HPT 4-1/2-Inch Angle Grinder ultimately depends on your specific needs and preferences. If you prioritize mobility and the convenience of cordless operation, the Cordless Angle Grinder, priced at $69.99, may be the right choice for you. However, if you are looking for a more budget-friendly option with included accessories, the Metabo HPT grinder at $49.00 provides excellent value and performance for everyday tasks. Consider the type of projects you will undertake and the features that matter most to you before making a decision.