https://wccftech.com/2021-12-9-inch-ipad-pro-vs-2020-ipad-pro-noticeably-thicker-and-heavier/

The rumors were true. The new 2021 iPad Pro is noticeably heavier and thicker when compared to the 2020 iPad Pro with 12.9-inch display.

Apple has made some serious strides in the iPad Pro lineup by simply throwing in the M1 chip. Apart from that, the 12.9-inch model is now more tempting than ever thanks to the inclusion of the Mini LED display. It is super bright and is an amazing canvas for content creators.