The Samsung Galaxy S25 Ultra has arrived, boasting the largest display ever seen on a Samsung Galaxy device, the cutting-edge Snapdragon processor, and a truly impressive spec sheet. But with the S24 Ultra still a powerful and relevant device, the question arises: is upgrading worth it? We compare these two flagship smartphones to help you decide where to invest your money.
The Samsung Galaxy S25 Ultra and S24 Ultra side by side in hand, showing the profile and thickness of both devices.
Specifications Comparison: S25 Ultra vs. S24 Ultra
| Feature | Samsung Galaxy S25 Ultra | Samsung Galaxy S24 Ultra |
|---|---|---|
| Dimensions | 162.8 x 77.6 x 8.2mm | 162.3 × 79.0 × 8.6mm |
| Weight | 218g | 233g |
| Display | 6.9-inch Dynamic AMOLED 2X, 3120 x 1440 (QHD+), 1-120Hz, HDR10+, 2600 nits | 6.8-inch Dynamic AMOLED 2X, 3120 x 1440 (QHD+), 1-120Hz, 2600 nits |
| OS | One UI 7 (Android 15) | One UI 6.1 (Android 14) |
| Storage | 256GB, 512GB, 1TB | 256GB, 512GB, 1TB |
| Processor | Snapdragon 8 Gen Elite for Galaxy / Exynos 2500 | Snapdragon 8 Gen 3 for Galaxy |
| RAM | 12GB | 12GB |
| Rear Cameras | 200MP (OIS), 50MP Ultrawide, 50MP Telephoto (5x), 10MP Telephoto (3x), 100x Space Zoom | 200MP, 12MP Ultrawide, 50MP Telephoto (5x), 10MP Telephoto (3x), 100x Space Zoom |
| Front Camera | 12MP | 12MP |
| Water Resistance | IP68 | IP68 |
| Battery | 5000mAh, 45W Wired, 15W Wireless, Reverse Wireless | 5000mAh, 45W Wired, 15W Wireless, 4.5W Reverse Wireless |
Design and Display: A Subtle Evolution
While appearing nearly identical, subtle differences exist. The S25 Ultra is noticeably thinner and lighter than its predecessor, featuring softer, rounded corners. The larger 6.9-inch display, with its reduced bezels, offers a more immersive experience. Both devices boast vibrant Dynamic AMOLED 2X panels with identical resolution, brightness, and refresh rates. However, the S25 Ultra’s Gorilla Armor 2 glass offers enhanced durability and an anti-reflective coating for improved visibility in sunlight.
The Samsung Galaxy S25 Ultra
Performance: A Generational Leap
The S25 Ultra’s Snapdragon 8 Gen Elite for Galaxy processor, built on a 3nm process, provides a significant performance boost over the S24 Ultra’s Snapdragon 8 Gen 3. This translates to noticeably faster GPU, NPU, and CPU performance. Coupled with an improved cooling system, the S25 Ultra is a mobile gaming powerhouse. While the S24 Ultra offers excellent performance for everyday tasks and gaming, the S25 Ultra sets a new standard.
Camera: Ultrawide Upgrade
Both phones offer similar camera setups, headlined by a 200MP primary sensor and impressive zoom capabilities. The key difference lies in the ultrawide lens: the S25 Ultra features a 50MP sensor, significantly upgrading the S24 Ultra’s 12MP offering. Samsung promises enhanced detail and low-light performance with the new ultrawide, potentially making a noticeable difference in image quality.
A person holding the Samsung Galaxy S25 Ultra.
Battery and Charging: A Familiar Story
Both devices feature a 5000mAh battery with 45W fast charging and 15W wireless charging. While Samsung claims slightly improved video playback time on the S25 Ultra, real-world differences are likely minimal.
The base of the Samsung Galaxy S24 Ultra.
Software and Updates: Android 15 and Beyond
The S25 Ultra launches with One UI 7 based on Android 15, while the S24 Ultra runs One UI 6.1 on Android 14. Both include Galaxy AI features, although their usefulness remains debatable. New additions to the S25 Ultra include Now Bar and Now Brief, offering personalized summaries of your schedule and information. Both devices will receive long-term software updates, ensuring security and feature parity for years to come.
The Samsung Galaxy S25 Ultra
Final Verdict: A Close Call
The S25 Ultra and S24 Ultra are both exceptional smartphones. The decision to upgrade hinges on your priorities. The S25 Ultra offers a larger display, a more powerful processor, an improved ultrawide camera, and the latest Android version. The S24 Ultra remains a highly capable device, offering excellent performance and features at a potentially lower price.
