Dynamat Xtreme sound deadening sheet, 4 sq ft vs 80 mil 18 sqft Car Sound Deadening Mat by Kilmat

Overall winner: 80 mil 18 sqft Car Sound Deadening Mat by Kilmat

Key Differences

KILMAT (A) offers a thicker 80 mil, 18 sq ft self-adhesive mat and is sold at a more affordable listed price tier, making it a better value for covering larger areas. Dynamat (B) is a well-known brand with proven vibration and resonance compression per its product notes and slightly higher per-sheet durability perception, but comes in a smaller 4 sq ft sheet and is viewed by some customers as more expensive

Dynamat Xtreme sound deadening sheet, 4 sq ft

Dynamat Xtreme sound deadening sheet, 4 sq ft

Dynamat • ★ 4.2/5 • Budget

Dynamat Xtreme is a self-adhesive car insulation sheet that reduces road noise, heat, and vibrations. Customers note easier installation and improved sound quality after use

Pros

  • reduces road noise
  • self-adhesive install
  • compresses vibration and resonance
  • adheres well to car surfaces

Cons

  • perceived as expensive by some customers
Check current price on Amazon →
80 mil 18 sqft Car Sound Deadening Mat by Kilmat

80 mil 18 sqft Car Sound Deadening Mat by Kilmat

KILMAT • ★ 4.5/5 • Budget

Self-adhesive 80 mil butyl and foil sound deadening mat for automotive use. Easy-to-install material with 1.5x thickness for enhanced insulation; includes embossing as installation indicator. Customer notes good adhesion, heat tolerance, and ease of cutting

Pros

  • Self-adhesive installation
  • 1.5x thicker for increased insulation
  • Easy to cut and apply
  • Good adhesion and heat tolerance

Cons

  • Weight per square foot noted; may affect overall weight
  • Some users note temperature-dependent performance
  • Specific thickness may require more sheets for larger areas
Check current price on Amazon →

Head-to-Head

CriteriaWinner
Price KILMAT
Durability Dynamat
Versatility KILMAT
User Reviews KILMAT