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Ryobi P506 One+ Lithium Ion 18V 5 1/ vs SKIL 14 Amp 7-1/4-Inch Circular Saw - 5180-01

Updated July 2026 — Ryobi P506 One+ Lithium Ion 18V 5 1/ wins on price and power, SKIL 14 Amp 7-1/4-Inch Circular Saw - 5180-01 wins on rpm and blade size.

The SKIL 5180 offers more power and cutting capacity, making it the better choice for demanding tasks.

Why Ryobi P506 One+ Lithium Ion 18V 5 1/ is better

Price

Ryobi is $9.02 more expensive.

Portability

Ryobi is cordless.

Grip

Ryobi features GRIPZONE overmold.

Why SKIL 14 Amp 7-1/4-Inch Circular Saw - 5180-01 is better

Power

SKIL has a 14 Amp motor.

Blade Size

SKIL has a 7-1/4 inch blade.

Dust Management

SKIL includes a dust blower.

Overall score

Ryobi P506 One+ Lithium Ion 18V 5 1/
72
SKIL 14 Amp 7-1/4-Inch Circular Saw - 5180-01
85

Specifications

SpecRyobi P506 One+ Lithium Ion 18V 5 1/SKIL 14 Amp 7-1/4-Inch Circular Saw - 5180-01
Motor18V14 Amp
Max RPM47005000
Blade TypeCarbide-Tipped20-Tooth Carbide
Cut Depth1-9/16"2-5/8"
Laser GuideYesNo

Dimension comparison

Ryobi P506 One+ Lithium Ion 18V 5 1/SKIL 14 Amp 7-1/4-Inch Circular Saw - 5180-01

Overview of the Ryobi P506 and SKIL 5180

The Ryobi P506 and SKIL 5180 are both strong contenders in the circular saw market, catering to different user needs and preferences. The Ryobi P506 is priced at $69.00, while the SKIL 5180 is slightly cheaper at $59.98, making it about 17% less expensive than its competitor. This pricing difference may influence buyers looking for cost-effective options without sacrificing functionality.

Power and Performance Comparison

When it comes to power and performance, the SKIL 5180 holds a notable advantage with its 14 Amp motor, designed for more demanding cutting tasks. It excels at slicing through 2x4's and cutting plywood efficiently, making it ideal for heavier DIY projects. In contrast, the Ryobi P506 operates at 4,700 revolutions per minute but relies on 18V batteries, which may not provide the same cutting strength as a direct plug-in power source. Users seeking a more robust performance for larger projects may find the SKIL 5180 more suitable for their needs.

Cutting Capacity and Versatility

The SKIL 5180 offers a superior cutting capacity with a 7-1/4 inch blade compared to the Ryobi P506's smaller 5-1/2 inch blade. This difference in blade size allows the SKIL saw to handle thicker materials more effectively. Additionally, the SKIL's 51-degree bevel with a positive stop at 45 degrees provides greater versatility for angled cuts than the Ryobi's 50-degree bevel. Therefore, for users who frequently require varied cutting angles, the SKIL 5180 may prove to be the better choice.

Ease of Use

Both saws are engineered for user comfort, but they achieve this in different ways. The Ryobi P506 features GRIPZONE overmold, enhancing grip and comfort during use, which can be particularly beneficial for extended projects. The SKIL 5180, on the other hand, has experienced a 15% weight reduction compared to its predecessor, reducing user fatigue during operation. This factor may be crucial for users who prioritize lightweight tools for prolonged usage.

Dust Management

For cleaner and more accurate cuts, dust management is an important consideration. The SKIL 5180 integrates a dust blower that keeps the line of cut free from sawdust, enhancing visibility and precision. The Ryobi P506 does not mention such a feature, which may hinder visibility during certain cutting tasks. Users who work in environments where dust can obscure the cutting line may prefer the SKIL for its effective dust management.

Battery Versus Corded Operation

The Ryobi P506's reliance on an 18V battery offers the convenience of cordless operation, allowing for greater mobility and ease of use in various locations. However, this means that battery life can be a concern, especially for extensive projects. In contrast, the SKIL 5180, being corded, ensures consistent power without the worry of battery depletion. Users who often work in fixed locations may favor the SKIL for its uninterrupted power supply.

Price and Value for Money

The Ryobi P506 is priced at $69.00, while the SKIL 5180 is available for $59.98, representing a price difference of about $9.02. While the Ryobi offers features like a laser guide and compatibility with the RYOBI ONE+ battery system, the SKIL’s additional power and larger blade size may justify its pricing for users with more intense cutting needs. Therefore, potential buyers should evaluate their specific requirements against these price points to determine where they find the best value.

Which should you buy?

Ultimately, the choice between the Ryobi P506 and SKIL 5180 comes down to individual needs and preferences. If you prioritize portability, ease of use, and compatibility with an existing battery system, the Ryobi P506 is a solid choice. However, if you are looking for more power, larger cutting capacity, and effective dust management at a slightly lower price, the SKIL 5180 would be the better option. Each saw has its strengths, making them suitable for different users in the realm of DIY and professional projects.