According to the search results, there are several models of iPad available, but the newest ones are:

• iPad (10th generation): This model was released in October 2022 and features a large 10.9-inch Liquid Retina display, the powerful A14 Bionic chip, advanced cameras, fast wireless connectivity, USB-C, and support for accessories like the new Magic Keyboard Folio.

• iPad Pro (6th generation): This model was also released in October 2022 and is the ultimate iPad experience with the most advanced technology. It is supercharged by the M2 chip and features a 12.9-inch Liquid Retina XDR display, 5G cellular connectivity, and support for the Apple Pencil and Magic Keyboard.

• iPad Air: This model was released in September 2023 and features the breakthrough M1 chip, an 8-core CPU, 2x faster graphics, and all-day battery life. It supports the second-generation Apple Pencil and has USB-C with 2x faster transfer speeds.

Its worth noting that the ninth-generation iPad and sixth-generation iPad Mini, released in September 2021, are the oldest tablets in Apples lineup.