What is Latex?
Latex is a stable dispersion(emulsion)of polymer microparticles in an aqueous medium.It comes directly from rubber trees.

What is Nitrile?
Nitrile is a synthetic rubber copolymer, it comes from a chemical reaction occurs of two materials(acrylonitrile and butadiene).

Latex vs Nitrile

Latex gloves vs Nitrile gloves

So how to choose? Which gloves are better, Nitrile or Latex?

However latex is cheaper, but nitrile glove is more better than latex glove on stronger, especilly for latex allergies and sensitive skin, nitrile glove is the best choose. But if you do not have the trouble of latex allergies, and do not require stronger chemical and puncture resistance, latex is your best choose.