Difference Between Dremel and Die Grinder (With Table)

Power tools were invented and designed to make tasks easier and less time-consuming when compared to traditional or hand tools. These power tools are built with additional power source and mechanism. They can be either stationary or portable.

Portable power tools have an obvious advantage over stationary ones in mobility. However, stationary tools are better in terms of speed and precision.
The power tools are often used in gardening, construction, household works, grinding, shaping, polishing and much more.

There are various types of tools that come under Dremel. Die grinder, on the other hand, is a rotary tool used for grinding, polishing etc. Both Dremel and Die grinder have the capability to accomplish a similar amount and quality of the task.

But, they have many operational differences in them that make them distinct. They differ in terms of speed, power, efficiency, precision and much more.

Dremel vs Die Grinder

The difference between Dremel and Die grinder is that Dremel is a brand that manufactures Rotary tools along with a wide array of other tools. Die grinder is a type of hand-held Rotary tool that is manufactured worldwide by various brands for performing tasks like grinding, sanding and polishing.

Comparison Table Between Dremel and Die Grinder

Parameter of ComparisonDremelDie Grinder
BrandingDremel is itself a brand which produces several types of tools.Die grinder is a tool that is produced by various tool brands.
SizeIt is smaller in size as compared to the Die grinder. It is larger and also heavier.
Power sourceIt functions with the help of electricity. It has either air or electricity as the power source.
SpeedIt is comparatively faster and can range from 5000 RPM to 35000 RPM. It has less speed that can go up to 20000-25000 RPM.
TorqueIt produces less amount of torque.It has a higher rate of torque.
Speed controlIt provides better control with variable speed. Speed control rate is lower in air die grinders while it is better in electric ones.
Heating issueIt takes a longer time to finish the task, thus tends to get overheated. Air grinders do not have any heating issue, but the electric ones do get a little overheated.
PricingIt is quite expensive. Cordless grinders can be costlier than the air grinders.

What is Dremel?

Dremel came into existence as a tool brand by introducing the first multi-tool in 1932. The brand was founded by A.J. Dremel. It further became a part of Bosch Group in 1993. Since then it has never failed to maintain its position in the market.

It is an extremely popular brand in the field of power tools. Whether it be Rotary tools, Saws or Oscillating tools, Dremel has it all. A wide variety of tools is manufactured by this brand and made available all over the world. Known as one of the world’s leading tool solution, Dremel provides its customers with a convenient and efficient way of performing tasks such as cutting, polishing, grinding, cleaning etc.

Dremel Rotary tools are the primary reason for the brand’s popularity. These tools are quite small in size yet are very fast in terms of speed. Dremel produces a lesser amount of torque and higher speed that can reach up to 35000 RPM. The rotary tools can be either battery-powered or corded. All it takes is inserting an appropriate burr to them for proper functioning.

However, due to their compact size, Dremel tools are quite difficult while working on large machines. They might be lacking a little bit when it comes to the power factor and can also get overheated due to the presence of electric motors in them.

Moreover, the use if Dremel rotary tools can also be found in a skeletal experiment where the tool is used to slice off the end of the bone.

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What is Die Grinder?

Die grinder, otherwise known as a Rotary grinder, is a type of hand-held power tool used for tasks like grinding, sanding, polishing or machining wood or metal. These are generally pneumatically driven tools but electric ones are also available.

Die grinders can be used to shape almost everything starting from cast iron to wood just with the right attachment. They can also be used in the removal of rust from older iron.

With a higher rate of torque than the Dremel, the Die grinders seem to be lacking a bit in terms of speed and precision when compared to the former. Although the grinders produce a decent amount of speed that can reach a maximum of 20000-25000 RPM.

The air grinders cost less than their electric counterparts but they need an air compressor to function. These also tend to last longer than the electric ones. They also have a punch adjusting option which makes them even more convenient to use.

In addition to this, Die grinders are sometimes used to determine the temperature changes in the dental field. It was found that the use of grinders can cause significant damage to the tooth.

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Main Differences Between Dremel and Die Grinder

  1. Dremel is a tool manufacturing brand, whereas, Die grinder is a type of rotary tool.
  2. Die grinder is bigger in size than the Dremel.
  3. In terms of speed, Dremel overtakes the grinder.
  4. Heating issue is very common in Dremel while the Die grinders do not get heated up easily.
  5. Dremel is quite expensive when compared to Die grinder.


Rotary tools are specially designed to perform a wide range of physically-intensive and time-taking tasks such as grinding, sanding and polishing with great ease. So they have become a necessary part of every tool kit.

Each of Dremel and Die grinder has some advantages over the other. Ultimately, it depends on personal choice in choosing one of them. Die grinders due to their larger size can be efficiently used in small as well as large machines, unlike the Dremel tools that are suitable for small machines only.

Both these rotary tools perform similar tasks with different speed and accuracy. Dremel is better in terms of speed while the Die grinders leave Dremel behind in terms of versatility and power. Both of them are equally good and have a great demand in the present market.


  1. https://www.astm.org/DIGITAL_LIBRARY/JOURNALS/FORENSIC/PAGES/JFS2004405.htm
  2. https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1751-0813.2005.tb12201.x

Last update on 2021-12-05 / Amazon Affiliate links / Images from Amazon Product Advertising API

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