Originally Posted by B747-437B

EK's 777s are (with a few exceptions such as the 2-class 773s) 34" pitch in Y.

BA has pretty much a standard 31" in longhaul Y. The difference is quite noticeable.

The catch of the 10-across 777 is narrower aisles which means more elbows bumped during meal services, but you can avoid this by picking one of the seats in the 2-4-2 section near the back of the aircraft where the aisles become relatively wider.