Along with all-new performance specs and screen size, Apple launched a new model number, giving us a fresh A1701.
How much bigger is bigger? Yesteryear's iPad Pro 9.7" measured in at 9.4" x 6.6", while the new Pro is 9.8" x 6.8". (And at 0.24", they are both equally
In short: not much bigger.
Other changes include: a microphone-hole migration, from beside the rear-facing camera to the selfie camera zone.