Gorilla Glass 2 will allow same strength at 80 percent of size, likely to end up in iOS devices:

Corning Gorilla Glass 2 enables up to a 20 percent reduction in glass thickness, while maintaining the industry-leading damage resistance, toughness, and scratch resistance customers have come to expect from the world’s most widely deployed cover glass. The thinner Gorilla Glass 2 enables slimmer and sleeker devices, brighter images, and greater touch sensitivity. These benefits can provide electronics manufacturers with superior design flexibility as they address consumer demand for increasingly high-performing, touch-sensitive, and durable mobile devices.

Source: 9 to 5 Mac – Apple Intelligence