That’s because Van Helsing and Blade Runner were very atmospheric films and filmed with intentional graininess and dark indoor scenes. Close Encounters and The Bridge had very vivid outdoor scenes where 4K looks more dramatic, like the jungle in then-Burma in The Bridge film, or Devil’s Tower in Wyoming in Close Encounters.
https://www.amazon.com/Van-Helsing-Hugh-Jackman/dp/B001JIAK66