I'd recently streamed Dunkirk, so when I started playing the 4K Blu-ray, I was extremely curious to see just how much better it would look. You can see a comparison between the streaming version of Dunkirk and the 4K Blu-ray on my LG TV below. Subscribe to the newsletter for definitive 4K Blu-ray insights Want follow-up analysis and buying guidance on physical releases? There are some movies that do include expanded IMAX aspect ratios on disc, though. Top Gun: Maverick, for example, features shifting aspect ratios on its 4K Blu-ray release, and so will the upcoming 4K release of Project Hail Mary.