Pressure-Treated Wood vs Composite Decking wood grain comparison
decking

Pressure-Treated vs Composite Decking: Full Comparison (2026)

Prepared by Lumberama's Wood Comparison Team
|Last updated June 2, 2026|Sources & methodology

Pressure-treated lumber is the most affordable decking, while composite promises decades without maintenance. This comparison weighs upfront cost against long-term savings.

Pressure-Treated Wood wood grain texture

Pressure-Treated Wood

vs
Composite Decking wood grain texture

Composite Decking

Key Takeaways

  • Pressure-treated lumber is the most affordable decking, while composite promises decades without maintenance.
  • This comparison weighs upfront cost against long-term savings.
  • Composite costs more upfront but saves over time.
  • PT is best for budget projects.
  • Choose pressure-treated for tight budgets.
PropertyPressure-Treated WoodComposite Decking
Cost/Sq Ft$2-$5$6-$12
Lifespan10-15 yrs25-30+ yrs
MaintenanceAnnual stain/sealOccasional cleaning

Pressure-Treated Wood

Pros

  • Lowest upfront cost, Available everywhere, Stains any color, Strong structural material

Cons

  • Annual maintenance required, Warping and splinters, Chemical treatment concerns, Shorter lifespan

Composite Decking

Pros

  • No maintenance needed, No splinters or rot, Long warranty, Consistent appearance

Cons

  • 2-3x upfront cost, Hot in sunlight, Cannot refinish, Heavier than wood

Best Use Cases

Choose pressure-treated for tight budgets. Choose composite for long-term value with minimal upkeep.

Verdict

Composite costs more upfront but saves over time. PT is best for budget projects.

Frequently Asked Questions

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