Trex Composite
Aluminum Decking
VS

Trex Composite

$10 – $22 per sq ft/sqft

Aluminum Decking

$15 – $30 per sq ft/sqft

Overall Winner: Trex Composite

Based on price, durability, aesthetics, and eco-friendliness

★ Winner
Trex Composite
composite

Trex Composite

Price$10 – $22 per sq ft/sqft
Lifespan25–30 years
MaintenanceLow
Durability9/10
Aesthetics9/10
Eco-Friendly8/10
Aluminum Decking
aluminum

Aluminum Decking

Price$15 – $30 per sq ft/sqft
Lifespan30–50 years
MaintenanceNone
Durability10/10
Aesthetics6/10
Eco-Friendly7/10

Visual Comparison

Durability
Trex Composite (9/10)
Aluminum Decking (10/10)
Aesthetics
Trex Composite (9/10)
Aluminum Decking (6/10)
Eco-Friendly
Trex Composite (8/10)
Aluminum Decking (7/10)
Value (lower price wins)
Trex Composite (6/10)
Aluminum Decking (4/10)

Cost for a 300 sq ft Deck (Installed)

Trex Composite
$9,000
to $17,100
★ Better Value
Aluminum Decking
$10,500
to $19,500

Trex Composite
Trex Composite

Pros

  • Industry-leading 25-year warranty
  • Made from 95% recycled materials
  • Fade & stain resistant shell
  • Consistent colour and finish
  • Most popular composite brand in Canada

Cons

  • Premium pricing over generic composites
  • Can get warm in direct sun
  • Heavy boards require sturdy framing
  • Limited to Trex colour options

Aluminum Decking
Aluminum Decking

Pros

  • Completely fireproof (ideal for fire-prone areas)
  • Will never rot, warp, crack, or splinter
  • 100% recyclable — eco-friendly lifecycle
  • Zero maintenance required
  • Cool to touch in direct sun
  • Lightweight yet extremely strong

Cons

  • High upfront cost
  • Modern/industrial look — not for everyone
  • Limited colour and style options
  • Can dent from heavy impacts
  • Fewer contractors experienced with aluminum
⚖️

The Verdict

Choose Trex Composite if:

Homeowners seeking premium composite with industry-leading warranties.

Choose Aluminum Decking if:

Commercial, waterfront, or fire-prone areas needing maximum durability.

Beautiful deck

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