December 28, 2022

Comparing the Features of the DWS779 vs DWS780 – Which is Right For You?

Dws779 vs dws780

Comparing the Dewalt Dws779 and the Dws780 miter saws. If you’re in the market for a new miter saw, you know that there are a ton of options out there. It can be overwhelming to decide which is the best fit for your needs. In this post, we’ll be closely examining two popular options from Dewalt – the Dws779 and the Dws780 – and comparing their features, performance, and overall value. By the end of this post, you should have a good idea of which saw is the right choice for your workshop. So let’s dive in and see how these two saws stack up against each other!

Overview of the Dewalt Dws779

The Dewalt DWS779 miter saw is a saw tool packed with innovative features such as horizontal steel rails and a clamping system. It has linear ball bearings for a smooth, and accurate miter saw. Its tall sliding fence ensures accuracy when cutting. 

The ten positive stops make it versatile. The miter saw is durable and features a 15 Amp motor producing 3,800 rotations per minute. The back fence cuts to 2 x 16 lumber at 90 degrees and 2 x 12 at 45 degrees. 

It features a wider base, supporting the miter saw. The bevel scale makes adjustments quick and accurate. It has a gearbox, a belt-drive design increasing the cutting capacity, a miter system, and machined base fence support. The cam-lock miter handle delivers quick and accurate miter angles.

It has tall sliding fences which support a 6-3/4 inch Base. It bevels 0° – 48° left and right 2-inch x 14 in. dimensional lumber cross-cut capacity at 90° and 2-inch x 10 in. dimensional lumber at 45°.  The DeWalt DWS779 has a double horizontal rail with an excellent clamping system. It features a linear ball bearing, which makes cutting more accurate.


  • Adjustability
  • Durability
  • Affordability
  • Wide base
  • Innovative


  • A bit heavy
  • No laser

Overview of the Dewalt dws780

The Dewalt DWS780 is a 15 Amp miter saw that produces 3,800 rotations per minute. It features an XPS crosscut positioning system, making it a unique saw tool. It allows the saw to run through thick materials with ease. 

The handle has an ergonomic design, making it comfortable to handle. The dust collection system collects up to 75 percent of the dust saw. It uses a carbide blade which is fast and sharp. The bevel angle adjustments are easy and accurate. 

The miter plate has ten positive stops for accurate cuts. The dual horizontal steel rails are innovative and have a clamping system that supports the material. The package includes a miter saw, carbide blade, blade wrench, dust bag, and a clamp. 

The Dewalt dws780 is efficient due to its improved power and durability. Dewalt saws can take multiple materials, making them ideal for woodworking tasks and projects. The miter saw has an improved back fence design to cut large materials. The DeWalt DWS780 has a stainless-steel detent plate with a cam lock. 


  • Ergonomic design 
  • Durable
  • Innovative
  • Accurate
  • Adjustable


  • A bit heavy
  • No laser

Features of Dewalt dws779

Positive stops

Dewalt dws779 features a stainless steel miter detent plate with ten positive stops.

Fence support and steel rails

The machined base fence support makes the miter system precise. Its dual horizontal steel rails have an innovative clamping mechanism and linear ball bearings, for accuracy and durability (

Dust collection system

Its dust collection system captures over 75% of sawdust, making it more competitive amongst other Dewalt models. 

Design and build quality

Dewalt dws779 has a compact and sturdy design, a linear ball bearing system, and an advanced clamping mechanism with dual steel rails. These features make the saw tool accurate and precise. The saw design does not require more effort when it comes to adjustment.

Positive Depth Stop

The adjustable depth stop comes in handy when you need it and when you know how to use it. When making redundant cuts that do not penetrate the wood, make use of the adjustable depth.

To adjust the cutting depth, flip down the stop and adjust the socket screw by loosening the wingnut first. When you are ready to make through cuts again, raise the stop. That keeps your adjustment where you want it, and you can flip the stop down to re-engage the saw stop.

Features of the Dewalt dws780

XPS the shadow line cut indicator.

The DWS780 is sturdy and adjustable, keeping it accurate without compromising speed during the use of the tool.

Bevel stop

It has a fast discharge bevel stop setting up to 49° left and right. The unique depth stop allows the saw to track falsework. The new quick-release bevel stop setting provides the accurate and simple setting of bevel angles up to 49° left and right. 

It features the easy-to-use miter and bevel controls making the tool fast and simple to change from one setup to another. The Cam action miter lock function makes miter setting faster, and easier, allowing the user to adjust angles between 0° – 50° left and 0° – 60° right.

Miter lock

It also features a cam action miter lock, making your miter setting quicker and more efficient. It allows the user to work with angles between 0° – 50° left and 0° – 60° right.

Speed control

Electronic speed control is for adjusting cutting speed when using non-ferrous materials. Clamps are for cutting non-ferrous materials.

Sliding fence

The large dual sliding fence gives maximum support in large material cuts at any angle or combination of angles.

What could have been better


  • It could have been light enough to move easily.
  • A laser would have made smoother cuts. 

Dewalt dws780

  • It could have been a bit lighter for easy movement.
  • Ruler markings would have made it convenient to use. 


  • Both have no laser.
  • Both are heavy saw tools.

Differences between DeWalt DWS779 and Dewalt dws780

  • The DeWalt DWS779 is more affordable than the dws780.
  • The DeWalt DWS780’s cutting system is better since it uses a bright LED light, whereas the DeWalt DWS779 uses a traditional laser-guided system.
  • The DeWalt DWS780 is lighter than the dws779.

The verdict

Both saw tools are incredible. You cannot have both tools but one that best serves your interests. The Dewalt DWS779 is more efficient when working in a dusty area. By now, you should have decided on the miter saw you want. The DeWalt DWS780 is a high-quality option but comes at a price. Your choice depends on your budget and whether or not you want the extra features to pay the extra money.

David D. Hughes

Leave a Reply