Choosing the Ideal Siding for Your Home: LP SmartSide vs James Hardie Siding

When it comes to choosing the ideal siding for your home, the options can seem overwhelming. LP SmartSide and James Hardie consistently emerge as top contenders for homeowners seeking quality and durability. 

For more information on James Hardie and LP Smart siding, call us at 262-544-4885 or contact us online today to speak with our experts and find the perfect siding for your home!

James Hardie siding vs. LP Smart siding

What Makes James Hardie and LP SmartSide Popular in the Siding Market?

The popularity of James Hardie and LP SmartSide siding stems from their exceptional durability and reliability. Contractors and homeowners have come to trust James Hardie siding for its resistance to mold, rain, freezing temperatures, and pests. It is a sought-after alternative to wood or vinyl siding, designed to withstand ultraviolet light without rotting, splitting, warping, or curling.

Similarly, LP SmartSide has garnered a loyal following due to its durability, ease of installation, and lighter weight compared to James Hardie. 

Materials and Composition

Gray LP Smart Siding

LP SmartSide

Semper Fi offers LP SmartSide siding, which is engineered using wood strands coated with wax, bonded with resin, and fortified with zinc borate for enhanced protection against pests and rot. This combination results in a sturdy siding material with a traditional wood aesthetic.


Home after services with professional roofing company in Mukwonago - Semper Fi Roofing

James Hardie

James Hardie siding, available through Semper Fi, is 90% cement and sand materials and 10% cellulose fibers. This composition provides exceptional durability and fire resistance, making it a popular choice among homeowners seeking long-lasting siding solutions.



There are many types of siding materials to choose from, but none are quite as good as James Hardie or LP Smart Siding. But which is better?

  • LP SmartSide offers a wood-like appearance with its use of wood-derived materials.
  • James Hardie’s cement and cellulose fiber blend ensure robustness and fire resistance.

Appearance and Styles

LP SmartSide

Semper Fi provides a variety of LP SmartSide styles, including lap siding, panels, vertical siding, shingles, and shakes. Homeowners can choose from different textures and finishes to achieve their desired look.

Wood-like LP Smart Siding

James Hardie

With James Hardie siding from Semper Fi, homeowners have access to a wide range of styles, including HardieShingle, HardiePlank, HardiePanel, and the distinctive “Aspyre Collection.” Each style offers unique textures and finishes to enhance curb appeal.

James Hardie


  • LP SmartSide emphasizes a natural wood look with diverse texture options.
  • James Hardie offers versatility with a broad range of styles to suit various aesthetic preferences.

Cost Considerations

LP SmartSide

Semper Fi’s LP SmartSide siding typically ranges from $5.34 to $11.75 per square foot, including material and installation. The cost may vary based on the chosen style and location.

James Hardie

James Hardie siding from Semper Fi tends to be slightly more expensive, with an average cost ranging from $7.50 to $13 per square foot. The higher cost reflects the durable composition and fire-resistant properties of James Hardie siding.


  • LP SmartSide offers a budget-friendly option for homeowners.
  • James Hardie’s higher cost is justified by its durability and fire resistance.
  • Financing is available for both siding options.

Durability and Maintenance

LP SmartSide

LP SmartSide siding, available through Semper Fi, is known for its durability and impact resistance. Regular maintenance involves periodic washing and avoiding harsh abrasives to preserve the finish.

James Hardie

James Hardie siding boasts exceptional durability and resistance to mold, rot, and pests. Maintenance includes washing and occasional checks for mold or mildew every 6 to 12 months.


  • Both siding options offer robust durability against the elements.
  • LP SmartSide’s lighter weight may appeal to homeowners seeking easier handling during installation.

Warranty Comparison

LP SmartSide:

   Semper Fi offers LP SmartSide siding with a 50-year limited warranty. The warranty covers defects, with coverage gradually reducing by 2.2% after the initial five years.

James Hardie

James Hardie siding from Semper Fi comes with a 30-year non-prorated warranty, ensuring consistent coverage for materials and workmanship throughout the warranty period.


  • LP SmartSide’s longer warranty period may provide extended peace of mind for homeowners.
  • James Hardie’s non-prorated warranty offers steady protection over the agreed-upon timeframe.

Environmental Considerations

Both LP SmartSide and James Hardie prioritize environmental sustainability in their manufacturing processes. LP SmartSide utilizes renewable wood strands and implements certified forest management practices. James Hardie minimizes environmental impact by avoiding asbestos and focusing on a straightforward composition.

Environmental Siding

Installation and Weight

LP SmartSide

Semper Fi’s LP SmartSide siding is lightweight, making it easier to handle during installation. It can be installed using standard equipment without the need for specialized tools.

James Hardie

James Hardie siding, while heavier due to its cement composition, offers exceptional durability. Professional contractors with experience in working with this material are recommended for proper installation.


  • LP SmartSide’s lighter weight can simplify the installation process.
  • James Hardie’s heavier composition may require experienced professionals for optimal results.

Comparison To Traditional Wood Siding

When comparing LP SmartSide and James Hardie siding to traditional wood siding, the advantages are clear. Unlike traditional wood siding, both LP SmartSide and James Hardie offer superior durability, resistance to pests, and minimal maintenance requirements. 

While traditional wood siding may provide a classic aesthetic, it lacks the longevity and protection against the elements that LP SmartSide and James Hardie provide, making them more practical choices for homeowners seeking lasting value and peace of mind.

Making the Choice

The decision between James Hardie and LP SmartSide is subjective, akin to preferences in other industries. Both brands excel in delivering superior siding products, ensuring homeowners enhance their homes’ aesthetics and fortify tWhen selecting siding for your home, LP SmartSide and James Hardie offer exceptional quality and durability.

LP SmartSide provides a cost-effective solution with a natural wood appearance, while James Hardie offers superior durability and fire resistance. Consider factors such as budget, aesthetic preferences, and long-term durability when making your decision. 

With Semper Fi’s expertise and quality siding options, you can enhance your home’s curb appeal and protection for years to come. Call us at 262-544-4885 or contact us online today to schedule a consultation and start your siding project!