The Divergent 3-Movie Collection in 4K Ultra HD Blu-ray offers a visually stunning experience with all three movies in one set. The 4K resolution enhances the visual effects and overall viewing experience, making it a great purchase for fans of the series.

However, the collection has its drawbacks. Some users reported issues with disc functionality, where certain discs did not play at all. This inconsistency can be frustrating, especially when expecting seamless playback across all movies.

From a content perspective, while the series boasts a compelling concept akin to 'Maze Runner' and 'Hunger Games', it falls short in execution. The plot loses its potential due to poor script decisions and excessive filler scenes that detract from the main storyline.

Character development is another area where the series could improve. Key characters like Tris and Four lack depth and consistency, which diminishes their impact on the audience. Despite these flaws, Kate Winslet's portrayal of her character stands out as a highlight, offering a strong performance that adds some depth to the narrative.

In conclusion, while the Divergent 3-Movie Collection in 4K offers technical brilliance with its high-definition visuals and sound quality, it struggles with narrative depth and character development. It's a mixed bag that might appeal more to fans of visual spectacle than those seeking a robust story-driven experience.