Published changes versus Samsung Galaxy S24 Ultra (2024) include an added telephoto camera (3x Optical Zoom), a weight change of −14 g and a body size change of +0.5 mm height and −1.4 mm width. These are specification differences, not measured real-world scores.

An upgrade is easiest to justify if you care about an added telephoto camera (3x Optical Zoom), a weight change of −14 g and a body size change of +0.5 mm height and −1.4 mm width. If those areas already meet your needs on Samsung Galaxy S24 Ultra (2024), the move is optional rather than urgent.

Samsung Galaxy S25 Ultra (2025) fits buyers who want a larger phone for media and reach and people moving up from Samsung Galaxy S24 Ultra (2024). This is an editorial reading of size and published differences, not a personalized recommendation.

Keep Samsung Galaxy S24 Ultra (2024) if you do not need the listed generation changes. Moving to Samsung Galaxy S25 Ultra (2025) makes more sense when the listed upgrades match what you actually use.

The clearest published improvements are an added telephoto camera (3x Optical Zoom), a weight change of −14 g and a body size change of +0.5 mm height and −1.4 mm width. Treat these as catalog differences rather than ranked review scores.

Against Samsung Galaxy S24 Ultra (2024), the catalog does not show obvious trade-offs such as a higher launch price or a clearly heavier body. That does not mean the device is flawless—only that those drawbacks are not evident in the compared specs.