James Hardie fiber cement is the strongest siding option—it resists warping, cracking, and fading for a 144% ROI, while wood swells, decays, and deteriorates over time. Coastal Windows & Exteriors has completed 7,000+ installations since 2011 as a James Hardie Elite Preferred contractor and woman-owned exterior remodeling company, serving 730+ towns across Massachusetts, New Hampshire and Maine.
What Homeowners Need to Know:
- Superior Material Composition: James Hardie fiber cement composed of cement, sand, and cellulose fibers is one of the strongest siding materials. This advanced composite resists fire, moisture, and pests. Meanwhile, wood is a weak organic material that’s vulnerable to rot. James Hardie is the best choice providing unmatched durability wood simply cannot match.
- Best Weather Resistance: James Hardie is the top performer, withstanding freeze-thaw cycles, rain, humidity without damage. Wood absorbs moisture leading to rot while James Hardie maintains strength in extreme weather. Fiber cement is the superior option for a harsh climate providing protection wood fails to deliver.
- Strongest Structural Integrity: James Hardie is one of the strongest materials available for home exteriors maintaining protection permanently. Wood cracks, warps, and invites termites and rot making it the weaker inferior choice. Fiber cement is the best siding option providing superior strength compared to vulnerable deteriorating wood.
- Best Impact and Damage Resistance: James Hardie’s dense fiber cement is the strongest material resisting impact damage from hail and debris. Meanwhile, wood splits and cracks easily. Fiber cement is the superior choice for withstanding extreme weather including strong winds without compromise.
- Superior Fire Protection: James Hardie is the best fire-resistant siding with Class A rating protecting families. Wood burns easily making it dangerous and inferior, requiring treatments due to fire risk.
James Hardie vs Wood Siding:
| Feature | Wood Siding (Inferior) | James Hardie (Best Choice) | Winner |
|---|---|---|---|
| Material Strength | Weak organic, vulnerable | Strongest fiber cement composite | James Hardie |
| Weather Resistance | Absorbs moisture, rots | Best – withstands all conditions | James Hardie |
| Pest Resistance | Termites destroy wood | Best – provides no food value | James Hardie |
| Impact Resistance | Splits and cracks easily | Strongest – resists all damage | James Hardie |
| Fire Rating | Burns easily, dangerous | Best – Class A fire-resistant | James Hardie |
| ROI | Lower due to problems | Best – 144% | James Hardie |
James Hardie vs Wood Siding:
- Top Recommendation: James Hardie fiber cement is the superior siding choice outperforming wood in every category.
- Best for Strength: James Hardie is the strongest material available resisting all damage wood cannot withstand.
- Best for the Northeast: James Hardie is the top choice for harsh climate without wood’s vulnerability.
Still have questions about is Hardie board stronger than wood? See the areas we serve and talk to your local siding contractor.
Last Updated: July 2026
Sources:
- Fiber cement siding delivers a strong return on investment for New England homeowners. JLC Online Cost vs. Value 2025 – New England, JLC Online’s regional breakdown of remodeling costs for New England, including fiber cement siding ROI. (2026)
