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James Hardie vs GAF siding: a comparison of suppliers

James Hardie and GAF are leaders in fiber cement siding manufacturing and comparing the two will give you more options for your home

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Fiber cement siding is a more durable and cost-effective siding material than regular wood siding panels or shingles. If you are considering fiber cement siding for your siding replacement project, a James Hardie vs. GAF siding comparison might be a helpful place to start your research.

James Hardie

James Hardie offers four lines of fiber cement siding products plus components and accessories that are james hardie siding for your homecategorized by style:

  • HardiePlank®
  • HardieShingle®
  • HardiePanel®
  • HardieTrim®
  • HardieSoffit®
  • Artisan®

James Hardie siding products come in a wide variety of colors and are finished with its Colorplus® technology for a long life to its finish. It also features the HardieZone® system that matches your siding products to the specific needs of your climate to ensure peak performance regardless of where you live.

For a complete description of the James Hardie line of siding products and accessories, click here.


GAF offers one line of siding, its fiber cement WeatherSide™ line of siding. WeatherSide™ is pre-primed fiber cement siding that will not warp, dent, rot or succumb to extreme heat or cold. It is easy to use and as such, gaf weatherside siding for your homeserves as an ideal product to use when replacing asbestos-contaminated siding shingles and panels. 

GAF's WeatherSide™ siding products also come with 25-year limited warranties.

For more complete details about GAF's siding products and accessories, click here.



If siding costs are a factor in your siding material decision, a James Hardie vs. GAF siding price comparison might help you to make your final choice. While neither company advertisies prices, there are ways you can get a sense of which line might be more or less costly.

Many James Hardie siding products are available through local dealers, contractor supply stores and home improvement retailers such as Lowe's. If you purchase at Lowe's, you will find that the prices for the James Hardie siding products they carry range from $36 to $46 for a four-foot by eight-foot siding panel. These siding prices do not include any fees for installation.

GAF siding products are sold through authorized dealers, though some of its product lines are also sold at retailers such as Home Depot locations. On average, GAF siding prices range from $99 to $151 for a bundle of siding shingles.


Of course, one of the best ways to conduct a comparison between James Hardie and GAF siding products is to speak diretly with a contractor who has used either or both product lines.You can use Reply! to help you contact local siding contractors who have that experinece and would be more than willing to help you make a decision on which line will work best for your unique home siding needs.

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