There will be a couple of differences in the camera software between the two devices but overall, the interface will be identical, with both featuring the Bixby personal assistant as well as Google Assistant and whole range of other software features. (pocket-lint.com)
Google is touting the combination of hardware and machine learning once again, so there are a few other software features included in Pixel 2 such as Lens, Google's new object recognition technology. (techspot.com)
Pixel 2 XL also comes with other software features like Google Lens, which will use AI and machine learning to identify objects, landmarks around a user when the camera is pointed at them. (indianexpress.com)