DWS779 vs DWS 780 (In-Depth Comparaison and Review)

If you are either a professional craftsman or are into the habit because it is a hobby you enjoy, then you understand the need of using a compound miter saw. This is one tool that provides seamless workability when it comes to crosscutting through boards. You will enjoy getting work done while applying the least effort and you are guaranteed to have a fun time while getting work done.

This tools helps craftsmen get more work done while they are working on their wood projects. You can also discover another set of variety of applications that might require the use of this tool. Basically, you will be able to crosscut timber, cutting crown moldings and making decorative trims if you fancy yourself as an artist in woodcraft.

While almost every compound miter saw seems similar to one another, there is a slight difference in performance. This is brought about by the varying features that they possess. You can notice this when you compare the features in either the DWS779 and the DWS789. These two are top compound miter saw versions from Dewalt that provide unmatched performance when compared to other rivals.

The two sliding compound miter saws are used for making accurate cuts that will help in you in your home improvement. You can learn how to adjust the degrees of the angles when making more artistic cuts as in the case of decorative trims.

However, between the two there are slight difference that make either of them unique. This article seeks to compare the features and performance from either of the versions from Dewalt.

1) Dewalt DWS779 12-inch Double –Bevel Sliding Compound Miter Saw

DEWALT Sliding Compound Miter Saw, 12-Inch (DWS779)
8,033 Reviews
DEWALT Sliding Compound Miter Saw, 12-Inch (DWS779)
  • Stainless steel miter detent plate of the 12-inch miter saw blade comes with 10 positive stops
  • The mitre saw has a precise miter system and machined base fence support


This is a product from Dewalt that does not disappoint in terms of its performance. A single look at it and you will notice that it is made to be a strong tool that is designed to withstand the harshest of conditions. As such, it is not easily damaged even as you continue to use it for your work.

Its sliding feature is one of the most significant point that will win the heart of any craftsman; bot the professional one or the one n it since it is a hobby. This gives them the capability of crosscutting through larger timber with a slight adjustment of the components. This enables them to get more work done in a more comfortable and enjoyable way.

The features that come along with this tool ensure that you can be accurate with your work. This will help avoid stress that is caused with working for too long before you can get your desired cut.

Among the prominent features are the stainless steel miter detent plate that has ten positive stops. This enables the working to be quite easier and accurate and you actually have an easier time to get your desired results. You will also be happy to work with a tool that has a good dust collection ability. The dust will therefore not be a distraction while you are trying to get work done.

When it comes to power, you will realize that this machine is quite efficient. It is designed with quite a powerful 15 Amp, 3800 RPM motor that has the capacity to deliver required power and make it to be reliable in its work. It also has a cam lock miter handle that makes it able to provide quick and accurate miter angles.

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  • It is not an expensive tool
  • It has an effective dust collection system


  • It is quite heavy
  • Does not give a cut marking system


2) Dewalt DWS780 12-inch Double Bevel Sliding Compound Miter Saw

DEWALT 12-Inch Sliding Compound Miter Saw, Double Bevel (DWS780) , Black
1,884 Reviews
DEWALT 12-Inch Sliding Compound Miter Saw, Double Bevel (DWS780) , Black
  • Integrated CUTLINE Blade Positioning System provides adjustment free cut line indication for better accuracy and visibility for the 12-inch miter saw blade
  • XPS technology uses an LED to project light down either side of the blade, creating a shadow on the cutline once the saw arm is lowered

This is yet another machine released from Dewalt that is of great quality as you might notice from its top performance. When you work with it, you realize just how effective it is as a power tool as it makes your work much easier when compared with other similar tools. Its power enables it work in a highly effective manner and you actually do not have to put in a lot of effort while you are working with this particular tool.

When compared with previous versions, you realized that much work has been done to improve its capability. For instance, unlike the earlier versions the power cord and the dust tubes conveniently move along with the dual slides. This makes it a more convenient and comfortable equipment to work with as you will not be forced to adjust it every now and then as you work. This also helps to prevent accidents caused by tripping over the power cord.

One completely new feature that you will find quite useful with this miter saw is the new XPS led system. This is useful as it is designed to indicate the area that the blade will cut. This is possible through the light on the blades on both sides that will then cast a shadow on the working area. It therefore helps with accuracy in cutting or creating bevels.

The new XPS feature is more useful than the laser as there will be no need to calibrate it often as you continue with your working. For the users that would like to work on a decorative trimming project, their work is half done as the feature enables them to set the angle for the cutting. You will also realize that the feature is quite accurate, therefore, you should not be worried about any discrepancy in the angles.

One major shortcoming from this version from Dewalt is that it does not perform that well when it comes to dust collection. You will therefore have to deal with the stress of too much dust in the working area that can be a major let down. You will also realize that this tool is quite heavy and you should be ready to carry around a heavy equipment while you continue working on your project. However, it comes along with a rolling compound miter saw stand that makes it possible to set it up close enough to your working area.

The few shortcomings should not be reason enough for you not to go for this equipment as they hold little significance. Comparing the pros and new additions that this tool comes along with, you will realize that they actually are not weighed down with the limited downsides.

779 vs dws780

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  • XPS LED system ensures accuracy in cutting
  • Quality features that make working with it convenient


  • It is quite heavy
  • It is expensive


Comparing the DWS779 and the DWS780

The DWS779 is quite an affordable tool as it goes for a more affordable price when compared to the DWS780. You may notice that the price difference might not be worth the expense of the XPS LED cutting system that the DWS780 has over its rival. However, you can pay the extra amount if you want to benefit from this feature.

The LED marker might just be what you need to make those perfect cuts on timber. This will not only help improve the quality of the work done but will also increase the rate at which you are working. Beginners will also appreciate the feature which will be an excellent guide when they are making cuts on timber.

The two tools score equally when it comes to the size of timber they can cut, this is because of the fact that they are both double beveled and are sliding compound miter saws. As indicated above this feature makes it possible for the cutting to be accomplished on larger types of timber while also improve the way you are working on timber.

Why you would need a sliding compound miter saw

You might be tied between a sliding compound miter saw and the non-sliding compound miter saw. The sliding miter saw comes along with a radial arm that will not be present in the non-sliding compound miter saw. This feature in the sliding miter saw makes it possible for the movement of the circular saw head through the length of the board.

When you want to use the sliding feature, you will have to pull the head of the saw forward, turn on the saw and push it back across the width of the working area before cutting it into two. This feature makes it possible for you to cut broader boards. This is not possible for the non-sliding compound miter saws as they do not have the radial arm feature that can be adjusted to get this done.

Therefore, when choosing a good compound miter saw and you know that you might want to work on fairly large boards, it is wise that you go for the sliding compound miter saw. This will make your work easy as you make crosscuts through the large boards.

What you get from the best double bevel compound miter saw

The double bevel compound miter saw has the ability of the saw being moved I both directions; left and right. This will help the tool to make complicated bevel cuts and miters. This will be of great help if you are working on a project that might be quite complicated and you actually want to produce quality results.

Both the DWS779 and the DWS780 are double bevel compound miter saws and this gives them the ability to produce quality work when it comes to working on a project that concerns decorative trims. You will also realize that this feature will help you improve your rate of production. This is because you will save time that you might have otherwise used moving from one point to the other while making the cuts.

Which is the best double bevel sliding compound miter saw; DWS779 vs DWS780.

After all the comparison, the DWS780 emerges as the best sliding compound miter saw. This is visible from the various quality features that it has over the DWS779. While most of the features they are designed with are similar, you realize that the DWS780 has an upper hand in the XPS LED cutting system.

The XPS LED cutting system is quite useful and it earns the victory for the DWS780 due to the significant extra value I performance it brings to the table. For one, this feature helps the user make more cuts as it enables them save time when they are cutting the timber while working. This will greatly improve their rate of productivity and would work for you if you are trying to beat a deadline while working on a project.

Secondly, the XPS led feature will guarantee that you make accurate cuts that will help you get your desired results. This will help greatly if you are working on decorative trims that need to be made in an exact manner. You will also realize that less material is wasted in the whole process

Another benefit of this feature is that it helps beginners with their work. Amateurs may not be able to make the best cuts and that is why this feature would be good for them

DWS779 beats the DWS780 when it comes to dust collection capability. However, this is a slight feature that does not weigh as much as the accuracy in cuts provided by the XPS LED feature that the DWS780 comes along with.

Bottom line

When it comes to the debate of DWS779 vs DWS780, the latter wind albeit by a small margin. This is because when you examine their features keenly you notice that there is no significant difference between them. All of them are top performing tools that are able to get quality results in the end. However, accuracy in cutting is a major benefit that any craftsman would go for.

You will realize that both of the two sliding compound miter saws perform well in their cutting capacity and that they both perform well when it comes to bevel cuts. Each model has saw features that will suit you whether you are working as a professional craftsman or if you are doing it as a hobby.

Author Profile

Gabriel Tackett
Double major in Engineering and Geology at the University of Minnesota. Experienced shooter & hunter for over 15 years. Certified NRA officer for over 10 years working as a writer at Ballachy.com .

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