Polyethylene vs AR500 Steel Armor Plates and Inserts. Which is better?

In short if you want the very low-cost option then steel is probably going to be your pick.  Want the best "Upgrades" or "Features" then you want PE, aka Polyethylene.

Steel AR500 Rating Inserts and Plates

  • Thin (usually)
  • Heavy (Always)
  • Cheap
  • Can easily cause shrapnel
  • Can be NIJ certified

Polyethylene Plates and Inserts

  • Often Thicker (Thinner if adding padding to steel)
  • Lighter
  • More expensive
  • Absorbs the round better
  • Doesn't require padding
  • More modern
  • Lifespan of 5 years or more

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