So to sum up, gorilla glass is scratch resistant to almost every daily use material like nail, blades, galss, coins besides dust and even diamond.
So to avoid scratches you should try tempered glass or a screen guard.
Does Gorilla Glass 5 need screen protector?
So Should You Use a tempered Glass or Screen Protector With Corning Gorilla Glass 5/6? The straight and simple answer is yes. It is best to use the Screen Protector or Tempered Glass to prevent micro-scratches or even the glass shattering of the display due to a sudden fall.
Do phones with Gorilla Glass need screen protectors?
Most smartphones you’ll buy use Corning’s Gorilla Glass. This isn’t necessarily true — materials that would scratch a plastic screen protector won’t necessarily scratch your phone’s glass screen. Even the keys in your pocket shouldn’t be able to scratch a modern Gorilla Glass display.
Does Gorilla Glass 6 need a screen protector?
The weak resistance to scratches on most phones today means that users usually have to apply a plastic or tempered-glass screen protector on top of the glass for additional protection. Nonetheless, Corning Gorilla Glass 6 does promise to make our phones a little more durable.
Do you need a glass screen protector?
Like this person said screen protectors aren’t necessary but cases vary. I’m always afraid to drop my phone or that the screen will crack or get scratches; so a tempered glass screen protector that has a “like glass” look and feel is the only way to go for me.