Composite decking and pressure-treated wood each have their own advantages and drawbacks:

Composite Decking:

Advantages:

  • Durability: Resists rot, insects, and weathering, reducing the need for replacement.
  • Low Maintenance: Requires minimal upkeep; no need for staining or sealing.
  • Aesthetic Options: Available in a variety of colors and textures, often mimicking wood.
  • Consistency: Generally free of imperfections such as knots or warping.

Disadvantages:

  • Cost: Typically more expensive upfront compared to pressure-treated wood.
  • Heat Retention: Can become hot under direct sunlight, which might be uncomfortable for walking barefoot.
  • Environmental Impact: Manufacturing process can be less eco-friendly, though some products use recycled materials.

Pressure-Treated Wood:

Advantages:

  • Cost: Generally less expensive than composite decking.
  • Natural Look: Offers a classic wood appearance that many find appealing.
  • Workability: Easier to cut, shape, and modify compared to composite materials.

Disadvantages:

  • Maintenance: Requires regular maintenance, including sealing and staining, to prevent rot and maintain appearance.
  • Durability: While resistant to insects and rot, it can still warp, crack, or splinter over time.
  • Environmental Impact: The chemicals used in pressure treatment can be harmful, although newer treatments are less toxic.

Choosing between them often depends on your priorities, such as budget, maintenance preference, and desired look.