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Samsung Galaxy S25 Ultra full analysis: AI imaging innovation and flagship performance upgrade

Preface

As the benchmark of the Android camp in 2025, the Samsung Galaxy S25 series has finally been released in China. If I were to summarize the entire series in one sentence,
I think it is based on AI technology and once again refreshes the definition of high-end flagships. As the flagship among flagships, the Galaxy S25 Ultra will continue to lead
the trend of global Android flagships with its 200-megapixel imaging system, multi-modal AI interaction and cutting-edge material technology.

1. Imaging system: Reconstructing the “concert artifact” of mobile photography

The imaging capability of the Galaxy S25 Ultra is officially defined as a “concert-level shooting experience”. The key behind it is the super visual engine: through the collaborative innovation of hardware and AI algorithms, the combination can greatly improve the quality of films in complex scenes.

200-megapixel main camera + dual telephoto combination: Equipped with a 50-megapixel 5x optical telephoto and a 10-megapixel 10x periscope telephoto, with AI multi-frame synthesis technology, it supports up to 100x spatial zoom. In long-distance scenes such as concerts and sports events, even at the “top of the mountain”, you can clearly capture the details of the subject and perfectly record the wonderful moments.

Studio-level portrait algorithm:The object perception engine can intelligently identify ambient light and the subject, and optimize skin color, hair and other details. In backlit or complex stage lighting environments, the face of the character is exposed naturally and the background highlights are not overexposed.

10-bit HDR video recording:The dynamic range is 4 times higher than the previous generation, supporting 4K 120fps format, and the noise control and color reproduction capabilities of low-light videos are significantly enhanced.

With built-in AI editing tools, the Samsung Galaxy S25 series lowers the threshold for creation. For professional users, familiar operations will be more worry-free:

Audio Eraser: It can separate the ambient noise in the video and retain the pure human voice, which is suitable for scenes such as concert recording and street interviews.
Virtual Aperture: It supports adjusting the depth of field effect after shooting, and the blur intensity and spot shape can be customized.
Generative Editing: AI can intelligently remove interfering elements in photos (such as passers-by and debris), or add natural landscapes such as clouds and vegetation according to instructions, and the filled picture has no obvious splicing marks.

The performance of night shots and macro shots has also been upgraded:

AI noise reduction algorithm: Through the deep learning model, the noise of night shots is reduced by 30%, and the dark details are more completely preserved.
50 million pixel ultra-wide-angle macro: The closest focusing distance is 2cm, which can capture microscopic scenes such as petal textures and insect compound eyes, and the resolution is comparable to that of professional macro lenses.

2. Multimodal AI Assistant: Comprehensive Evolution from Interaction to Service

The Galaxy S25 Ultra is the first to be equipped with a multi-modal AI assistant. Bixby has also been connected to the full version of DeepSeek-R1. Samsung Life Assistant and Samsung Smart Home Intelligent Body Center will also be connected to the DeepSeek-R1 intelligent body at the same time. This greatly improves the ability to integrate text, voice, image and video understanding, and realizes cross-scenario intelligent services.

1. Instant Circle Search: Global Content Analysis:

Cross-media recognition: Long press the Home button, and AI will automatically jump to related services. For example, identify the background music of a video and go directly to the playback page, or extract foreign language menus for real-time translation.
Intelligent drag and drop: Long press text, pictures and other content, and you can directly drag and drop them to other applications (such as dragging an address into a map navigation), reducing the number of operation steps.
2. Instant briefing: proactive scene service

Habit learning: Based on user behavior and geographic location, proactively push information such as commuting conditions and itinerary reminders. For example, automatically integrate flights, hotel reservations, and destination weather before a business trip.
Cross-application execution chain: Wake up the AI ​​assistant through voice commands to achieve the coherent operation of “check the game score → add to the calendar → book a restaurant for watching the game”.

3. Design and battery life: High-end texture brought by material breakthroughs while taking durability into consideration

Samsung Galaxy S25 series titanium frame + Corning Gorilla Armor 2 glass, while the Ultra version uses aviation-grade titanium alloy, which reduces weight by 8% and improves drop resistance by 20%;

The newly added anti-reflective coating on the screen glass can improve screen readability while maintaining the same screen brightness, save more power, and look purer.

Samsung also took social responsibility into consideration in terms of environmental protection. The Galaxy S25/S25+ uses recycled aluminum frames, 50% of the cobalt in the battery is recycled, and the plastic parts of the body are 100% biodegradable.

A 5000mAh large battery + 45W wired fast charging is packed into the thin body, which can play videos continuously for up to 31 hours. It also supports wireless charging and reverse power supply for the S Pen, which is very thoughtful.

4. Conclusion

Samsung Galaxy S25 series has three models with different positioning advantages

Screen and battery life: Differentiation to meet mainstream needs

Galaxy S25: 6.2-inch FHD+ screen: mainly light and portable, with a body thickness of 7.2mm and a weight of 162g, suitable for one-handed operation, starting price of 5999 yuan
Galaxy S25+: 6.7-inch WQHD+ screen: the resolution is increased to 3120×1440, with a 4900mAh battery, taking into account both audio and video experience and long battery life, starting price of 6999 yuan
Galaxy S25 Ultra: 6.9-inch WQHD+ screen: the resolution is increased to 3120×1440, with a 5000mAh battery, taking into account both audio and video experience and long battery life, starting price of 9699 yuan
The pricing strategy is the same as the previous generation with the same storage version, and the cost-effectiveness advantage is prominent.

Samsung Galaxy S25 series: AI-enabled all-around flagship benchmark

The Samsung Galaxy S25 series is undoubtedly a successful practice of “hardware and AI dual-wheel drive”. The Galaxy S25 Ultra takes “concert-level images + titanium design” as its core, setting a high-end benchmark from shooting creation, privacy security to interactive efficiency, while the Galaxy S25/S25+ locks in the mainstream market through balanced configuration. The Galaxy AI, which is standard on the entire series, not only allows mobile phones to evolve from tools to “digital butlers”, but also indicates that the competition in smartphones is shifting from parameter competition to experience innovation.

For consumers, if they pursue the ultimate image and AI experience, the Galaxy S25 Ultra is still the undisputed global “Android king”; and for users who focus on practicality and cost-effectiveness, the Galaxy S25/S25+ strategy of increasing quantity without increasing price is also worth considering. As for whether AI can truly become Samsung’s “moat”, it still needs time to verify, but at least in this generation of flagships, we have seen the prototype of future mobile phones.