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BLACK+DECKER 20V 5-1/2" Cordless Circular Saw, vs SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium

Updated July 2026 — BLACK+DECKER 20V 5-1/2" Cordless Circular Saw, wins on sales rank and power, SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium wins on price and weight.

The BLACK+DECKER is a great budget-friendly option for DIY enthusiasts, while the SKILSAW offers superior power for professionals.

Why BLACK+DECKER 20V 5-1/2" Cordless Circular Saw, is better

Price

BLACK+DECKER is significantly cheaper at $74.99.

Portability

BLACK+DECKER is cordless, enhancing mobility.

Ease of Use

BLACK+DECKER features tool-free adjustments.

Why SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium is better

Power

SKILSAW has a 15 Amp motor for heavy-duty tasks.

Cutting Capability

SKILSAW can cut 4x lumber in one pass.

Build Quality

SKILSAW is made from magnesium for durability.

Overall score

BLACK+DECKER 20V 5-1/2" Cordless Circular Saw,
70
SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium
85

Specifications

SpecBLACK+DECKER 20V 5-1/2" Cordless Circular Saw,SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium
Motor20V MAX*15 Amp Dual-Field
Blade ChangeTool-FreeStandard
Bevel Angle45/90 degrees51 degrees
ConstructionPlasticMagnesium
Target UserDIYProfessional

Dimension comparison

BLACK+DECKER 20V 5-1/2" Cordless Circular Saw,SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium

Overview of BLACK+DECKER 20V 5-1/2" Cordless Circular Saw and SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium SAWSQUATCH Worm Drive Circular Saw

The BLACK+DECKER 20V 5-1/2" Cordless Circular Saw is priced at $74.99, while the SKILSAW SPT70WM-01 is significantly more expensive at $284.80. This represents a price difference of about 277%. The BLACK+DECKER model is designed for DIY tasks and home repairs, making it suitable for casual users. In contrast, the SKILSAW is targeted at professionals, boasting a robust build for heavy-duty cutting tasks.

Design and Build Quality

The BLACK+DECKER features a compact design that enhances ease of use, which is particularly beneficial for home projects. It utilizes a 5-1/2 inch fast-cutting blade, making it versatile for various cutting needs. The SKILSAW, on the other hand, has a much larger 10-1/4 inch blade and is constructed from magnesium, which provides legendary durability and resilience under demanding conditions. This difference in material and size indicates that while the BLACK+DECKER may be suitable for lighter tasks, the SKILSAW is built to handle more substantial jobs with ease.

Power and Performance

Power is a crucial factor when considering circular saws. The BLACK+DECKER runs on a 20V MAX* battery system, which is rechargeable and compatible with other tools in the POWERCONNECT system. However, the SKILSAW is equipped with a powerful 15 Amp dual-field motor specifically designed for saws, delivering relentless power and durability. This motor helps the SKILSAW maintain cooler operating temperatures, which can enhance performance during extended use. For those prioritizing cutting power, the SKILSAW stands out significantly.

Cutting Capability

When it comes to cutting capability, the BLACK+DECKER is ideal for smaller tasks, featuring angled cuts at 45 and 90 degrees. This versatility allows it to perform well in various DIY projects. However, the SKILSAW is engineered for larger cuts, allowing users to cut through 4x lumber in one pass. This efficiency makes it particularly suitable for professional contractors who require speed and precision. The difference in cutting capability is stark, with the SKILSAW designed for more demanding applications.

Ease of Use

Both saws offer user-friendly features, but they cater to different user experiences. The BLACK+DECKER allows for tool-free depth adjustment and blade changes, making it convenient for quick adjustments on the fly. The pivoting shoe enhances control, which is beneficial for DIY enthusiasts. In contrast, the SKILSAW's design focuses on professional-grade efficiency, featuring an anti-snag lower guard that promotes smooth operations, especially for small cut-off pieces. While both are easy to use, the BLACK+DECKER shines in adaptability for casual users.

Portability

Portability is an essential aspect for users who need to move their tools frequently. The BLACK+DECKER, being cordless, offers significant mobility, allowing for use in various locations without being tethered to a power outlet. This makes it an excellent choice for home users who need flexibility. Conversely, the SKILSAW, while more powerful, requires a power source and is heavier due to its magnesium construction, which may limit its portability. Users should consider their specific needs regarding the importance of portability.

Target Audience

The BLACK+DECKER is tailored for DIY enthusiasts and occasional users, making it an attractive option for those looking to tackle home repairs without a hefty investment. With a sales rank of 102120, it appeals to a wide market base. In contrast, the SKILSAW targets professionals and serious contractors, evidenced by its higher sales rank of 44236, indicating a preference among those who require reliable, heavy-duty equipment. Understanding the target audience helps in identifying which tool is better suited for individual needs.

Which should you buy?

Choosing between the BLACK+DECKER 20V 5-1/2" Cordless Circular Saw and the SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium SAWSQUATCH Worm Drive Circular Saw ultimately depends on your specific needs. If you're a DIY enthusiast or a homeowner looking for a reliable, budget-friendly option for smaller projects, the BLACK+DECKER is a solid choice at $74.99. However, if you are a professional contractor or someone who frequently engages in larger cutting tasks, the SKILSAW justifies its price of $284.80 with its superior power and performance. Assess your requirements carefully to make the right decision.