Battle of the Buffers: Porter Cable 7346 vs 7424

The Porter Cable 7346 and 7424 are both high-quality random orbital sanders. The 7346 has a variable speed range of 2,500 to 6,800 OPM and is a better choice for heavy-duty sanding jobs, while the 7424 has a variable speed range of 2,500 to 6,000 OPM and is ideal for light to medium sanding and polishing tasks.

If you are in search of a quality random orbital sander, the Porter Cable 7346 and 7424 are two excellent options that you might consider. As for which one to choose between these two, that depends on the kind of job you need to do.

At first glance, both look similar, but in reality, they have differences worth considering. This article will explore these two sanders’ features, pros, and cons to help you select the right sander for your specific requirements. By the end of the article, you’ll have a good understanding of which sander best suits you.

Porter Cable 7346

The Porter Cable 7346 and 7424 are two different models of car buffers. While the 7346 is suitable for heavy-duty tasks, the 7424 is more appropriate for lighter tasks.

The choice between the two models depends on the intensity of your car detailing needs.If you’re looking for a buffer/polisher that can handle heavy-duty projects, the Porter Cable 7346 is a reliable choice.

With its 4.5 amp motor and variable speed control, this buffer allows you to tackle a variety of tasks. Let’s dive into the features, advantages, and disadvantages of using the Porter Cable 7346.

Features Of The Buffer

This buffer is designed with the following features:

Feature Description
4.5 amp motor Provides enough power to handle demanding projects
Variable speed control Allows for precise control over speed settings
Electronic feedback circuit Maintains constant speed and power under load
Removable side handle Provides additional control and comfort during use

Advantages Of Using The Buffer

Here are the advantages of using the Porter Cable 7346:

  • Can be used for both heavy-duty and light-duty projects
  • Variable speed control allows for customization of speed settings for different applications
  • Electronic feedback circuit ensures consistent performance even under load
  • Removable side handle provides added comfort and control during use
  • Compatible with a wide range of accessories and attachments

Disadvantages Of Using The Buffer

While the Porter Cable 7346 has many advantages, there are also a few potential drawbacks to consider:

  • Heavy and may cause fatigue during extended use
  • Noisy operation may require hearing protection
  • May be difficult to maneuver in tight spaces due to its size and weight
  • More expensive than some other buffer options on the market

Overall, the Porter Cable 7346 is a great choice for those looking for a versatile buffer that can handle both heavy-duty and light-duty projects.

With its variable speed control, electronic feedback circuit, and removable side handle, you can tackle a wide range of tasks with ease. However, its size, weight, and price may be drawbacks for some users.

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Porter Cable 7424

The Porter Cable 7424 is a professional-grade random orbit variable-speed buffer designed for effective polishing, buffing and sanding operations. This buffer is a definite go-to option for professional car detailers and DIY enthusiasts alike.

Features Of The Buffer

The Porter Cable 7424 comes with an array of impressive features that make it stand out from the crowd. These features include:

  • Variable speed settings ranging from 2,500 to 6,800 RPM
  • Random orbit action that helps to prevent swirl marks on the surface
  • Powerful 4.5 amp motor for consistent performance
  • Sleek design that provides easy handling and maneuverability
  • Comes with a 6-inch polishing pad that is perfect for large surface areas
  • Comes with a 3-year limited warranty

Advantages Of Using The Buffer

The Porter Cable 7424 buffer has several advantages over other buffers in the market. These advantages include:

  • The random orbit motion ensures that you don’t get any swirl marks on the surface
  • The variable speed feature allows you to customize the speed of the buffer for each specific task you undertake
  • The 4.5 amp motor is powerful enough to handle even the toughest polishing and sanding tasks
  • Easy handling and maneuverability ensures that you don’t experience any fatigue or discomfort during use
  • The 3-year limited warranty ensures that you get a quality buffer that lasts for a long time

Disadvantages Of Using The Buffer

Despite its impressive features and advantages, the Porter Cable 7424 buffer has a few drawbacks that users should be aware of:

  • It is more expensive compared to other buffers in the market
  • It is not suitable for heavy-duty tasks such as removing deep scratches or paint correction
  • It is not suitable for use on narrow or tight surfaces due to the large size of the 6-inch polishing pad


The Porter Cable 7346 and 7424 are both excellent polishers, but there are some key differences. The 7346 is better suited for heavy duty sanding and buffing, while the 7424 is better for light duty polishing and finishing.

Ultimately, your choice will depend on your specific needs for your DIY or professional auto detailing projects. Comparison Porter Cable is a well-known brand in the power tool industry.

They have been manufacturing quality power tools for years. Two of their popular products are the Porter Cable 7346 and 7424. These two products are comparable in many ways, but there are some differences as well.

In this section, we will compare the two products in terms of power and speed, ease of use, and overall performance. Power and Speed The Porter Cable 7346 and 7424 are dual-action random orbital sanders.

They have variable speed controls that allow users to adjust the speed according to their needs. The Porter Cable 7346 has a powerful 4.5 Amp motor, which makes it more suitable for heavy-duty tasks.

On the other hand, the Porter Cable 7424 has a less powerful 4.0 Amp motor, which makes it more suitable for lighter tasks. Ease of Use Both the Porter Cable 7346 and 7424 have ergonomic designs that make them easy to use. They have comfortable grips that reduce fatigue during prolonged use.

However, the Porter Cable 7424 is relatively lighter than the Porter Cable 7346, which makes it more maneuverable and easier to handle. Overall Performance The Porter Cable 7346 and 7424 are both reliable and efficient sanders.

They produce a smooth finish and are easy to control. However, the Porter Cable 7346 is more powerful, which makes it more suitable for demanding tasks. The Porter Cable 7424, on the other hand, is more lightweight and easier to handle, making it perfect for detailing work.

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In conclusion, the Porter Cable 7346 and 7424 are both great products. They are designed to meet different needs, and the choice between the two depends on the user’s preferences and requirements. Whether you choose the Porter Cable 7346 or 7424, you can be sure that you are getting a high-quality product that will serve you well for years to come.

Which Buffer To Choose?

Deciding between Porter Cable 7346 and 7424 can be challenging. Both buffers are powerful, durable, and versatile, but they have different features and applications. Consider your needs and preferences before making a choice.

Deciding which buffer to use can be a daunting task for those who are new to buffing and polishing.

In general, Porter Cable 7346 and 7424 are two popular buffers that are used by car enthusiasts and professional detailers. In this article, we will compare both buffers, highlighting the factors you should consider when choosing one over the other.

Factors To Consider

Before choosing a buffer, there are several factors you should consider. These include:

  • Type of project: Are you buffing your car, boat, or motorcycle?
  • Level of experience: Are you a professional detailer or a beginner?
  • Personal preferences: Are you comfortable using a heavy or lightweight buffer?
  • Size of the pad: Do you require a large or small pad?
  • Noise level: Some buffers produce more noise than others. Do you mind the noise?
  • Speed settings: Does the buffer have adjustable speed settings?

Personal Preferences

When choosing between Porter Cable 7346 and 7424 buffers, your personal preferences play a vital role. For instance, if you prefer a lightweight buffer that is easy to maneuver, the Porter Cable 7424 is an excellent choice. This buffer weighs 5.5 pounds, making it suitable for extended use.

On the other hand, if you prefer a buffer with more power and heavier weight, the Porter Cable 7346 is the ideal option. This buffer weighs 6 pounds, which may not be suitable for long detailing sessions.

In summary, the choice between Porter Cable 7346 and 7424 buffers largely depends on your personal preferences and project requirements. By considering the factors highlighted above, you can make an informed choice that meets your needs.

Maintenance And Care

When it comes to maintaining and caring for your Porter Cable buffer, it’s important to understand the differences between the 7346 and 7424 models. While both are powerful machines, each one requires specific cleaning and maintenance procedures to keep it running smoothly.

In this post, we’ll outline some of the best practices for keeping your buffer in top condition, regardless of the model you choose.

How To Take Care Of The Buffer

The first step in maintaining your Porter Cable buffer is to understand how it works. Both the 7346 and the 7424 are dual-action orbital buffers that use a random orbit motion to provide a smooth, even finish.

To keep your buffer functioning at its best, it’s important to follow these care and maintenance tips:

  • Store your buffer in a dry, cool place when not in use – Do not keep it exposed to direct sunlight or in a humid environment
  • Use a brush to remove any debris or dust – Do this after every use, to avoid dirt accumulating in the buffer
  • Don’t drop it – Be gentle and avoid any hard impact to the buffer to prevent any damage to the internal parts
  • Inspect the cords – Regularly check the cords for any signs of wear or damage, before and after use
  • Ensure the pad is centered – Properly centered pad ensures even performance and prevents any harmful wear and tear
  • Use only recommended accessories – Always use the proper pads and accessories for your model buffer as indicated in the manual.
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Cleaning And Maintenance Tips

In addition to the above buffer care tips, the cleaning and maintenance details differ slightly between the two Porter Cable buffer models. Here are some additional pointers to keep in mind:

Porter Cable 7346

This high-torque model should only be used for heavy-duty tasks, such as removing deep scratches or heavy oxidation from vehicle paint. Here are a few cleaning and maintenance tips for this model:

  • Apply a mild detergent on the surface and use a towel to wipe and dry it off – This helps to clean paint dust, old polish or wax
  • Don’t wet the machine – Avoid getting water inside the buffer

Porter Cable 7424

This model produces less torque than the 7346 and is perfect for lighter tasks, such as removing swirl marks or applying a coat of wax. Here are some tips for cleaning and maintaining the 7424:

  • Wipe it with a damp cloth and rinse it with fresh water – For quick cleaning after use
  • Use a detail spray – For removing any residue or polishes from the machine and extending its lifespan

Adding these buffer cleaning and maintenance tips to your routine will extend the life span of your device and improve your work experience.

Keep your Porter Cable 7346 and 7424 running smoothly with regular maintenance and you’ll be sure to experience the benefits for years to come.

Frequently Asked Questions For Porter Cable 7346 Vs 7424

Is Porter Cable Polisher Good?

Yes, Porter Cable Polisher is a good option for polishing cars, boats, and other surfaces. It’s a reliable tool with powerful performance, variable speed control, and ergonomic design for comfortable use.

It also comes with different accessories to cater to specific needs. Overall, it’s a highly recommended option for beginners and professionals alike.

What’s The Difference Between Porter Cable 7346 And 7424?

The main difference is in their power. The Porter Cable 7346 has a more powerful motor than the 7424, making it more suitable for heavy-duty jobs. However, the 7424 is lighter and easier to use for beginners.

Can I Use The Porter Cable 7346 And 7424 For Car Polishing?

Yes, both the 7346 and 7424 can be used for car polishing. However, the 7424 is more popular in the car detailing community due to its lighter weight and ease of use.

Is The Porter Cable 7346 Worth The Investment?

Absolutely. The 7346 is a great investment for anyone who needs to perform heavy-duty sanding or polishing tasks. Its powerful motor ensures that you’ll be able to complete your jobs quickly and efficiently.


To sum up, both Porter Cable 7346 and 7424 are great options for car polishing and sanding jobs. They are both powerful and reliable tools that can produce high-quality results.

Choosing between the two can be challenging, but it ultimately depends on the user’s preferences and tasks at hand.

It’s essential to consider the differences in speed, weight, and price when making a decision. By doing so, you can select the best tool that meets your needs and budget.

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