Apple has refreshed the iPad Air with a new M4 chip. Here’s a detailed look at how it compares to the previous M3 model in terms of performance, memory, connectivity, design and priceApple has refreshed the iPad Air with a new M4 chip. Here’s a detailed look at how it compares to the previous M3 model in terms of performance, memory, connectivity, design and price Latest News [ SOBAN NEWS: International and National ]