A deep dive into Samsung’s most powerful flagship yet — blending AI, design, and lightning-fast. Unmatched power, pro-level photography, and next-gen connectivity in your hands.

Basic Info & Release

• Announcement date: January 22, 2025

• Release date: February 3, 2025

• Starting price: Approx. US $1,299 for the base (256 GB + 12 GB RAM) variant. Other variants cost more.

Design & Build

• Dimensions: 162.8 × 77.6 × 8.2 mm

• Weight: ~ 218 g

• Materials:
    - Front: Glass (Corning Gorilla Armor 2)
    - Back: Glass (Victus 2)
    - Frame: Grade-5 titanium

• Protection:
    - IP68 rated (dust and water resistant, up to 1.5m for 30 min) 

• Other physical features:
    - Stylus included (like previous Ultra models) 

Display

• Type: Dynamic LTPO AMOLED 2X 

• Size: 6.9 inches diagonal

• Resolution: 1440 × 3120 pixels (~498 ppi)

• Refresh rate: 120 Hz

• Peak brightness: Up to ~ 2,600 nits

• Other display features:
    - Always-on display 
    - DX anti-reflective coating
    - Protection: Gorilla Armor 2

Performance & Hardware

• Chipset: Qualcomm Snapdragon 8 Elite (for Galaxy) — built on a 3 nm process 

• CPU: Octa-core (2 × 4.47 GHz “Oryon V2 Phoenix L” + 6 × 3.53 GHz “Phoenix M”)

• GPU: Adreno 830

• RAM + Storage options:
    - 12 GB RAM with 256 GB storage
    - Also offered are 12 GB / 512 GB and 12/16 GB / 1 TB variants

• Storage tech: UFS 4.0

Cameras

• Rear (“main”) camera quad-setup:
    - 200 MP wide (f/1.7), 1/1.3″ sensor, OIS, multi-directional PDAF
    - 50 MP periscope telephoto (5× optical zoom)
    - 10 MP telephoto (3× zoom)
    - 50 MP ultrawide, 120°, dual-pixel PDAF

• Front (selfie) camera: 12 MP, f/2.2

• Video capabilities:
    - Rear: Up to 8K @ 24/30 fps, also 4K up to 120 fps, 10-bit HDR, HDR10+ support.
    - Front: 4K@30/60 fps, 1080p@30 fps

Battery & Charging

• Battery capacity: 5000 mAh

• Charging:
    - Wired: 45W
    - Wireless: 15W Qi-wireless; also supports reverse wireless charging (~4.5 W)

• Charging speed claim: Approximately 65% in 30 min with wired charging.

Software & Features

• Operating system: Android 15 with Samsung’s One UI 7 skin on top.

• Software support: Up to 7 major Android version updates.

• AI features: Improved “Galaxy AI” capabilities — better image processing, features like Generative Edit, Portrait Studio, enhancements to display scaling etc.

• Other special hardware/software features:
    - Under-display ultrasonic fingerprint sensor
    - Samsung DeX support (desktop mode) and Wireless DeX
    - Ultra Wideband (UWB) support

Connectivity & Extras

• Cellular: 5G (SA/NSA), wide band support depending on region.

• Wi-Fi: Wi-Fi 7 support

• Bluetooth: Version 5.4

• Other sensors: Accelerometer, gyro, proximity, compass, barometer

Colors & Variants

• Color options: Titanium Silver Blue, Titanium Black, Titanium White Silver, Titanium Gray, Titanium Jade Green, Titanium Jet Black, Titanium Pink Gold

• RAM/Storage variants: As above (256/512 GB/1 TB) with either 12 GB or in some regio ns 16 GB RAM.

Pros & Cons / What’s Improved vs Prior Generations

What’s better / new:

• Improved chipset (Snapdragon 8 Elite) with better CPU, GPU, and especially AI performance.

• Brighter display with higher peak nit values.

• Improved cameras, especially the ultrawide and main 200 MP sensor. Better zoom options.

• Better software support (7 years of Android OS upgrades) is a plus.

Possible downsides / trade-offs:

• Charging isn’t fastest among flagships; 45 W wired is solid but many competitors push higher watts.

• The phone is relatively heavy at 218g — might feel large in hand.

• Wireless charging speed is modest.

• Some users argue that improvements over the S24 Ultra aren’t dramatic in certain areas.

Conclusion

The Samsung Galaxy S25 Ultra is a top-tier flagship that blends cutting-edge camera hardware with advanced AI-powered software, wrapped in a durable, premium build. It significantly pushes forward in photography (especially in low light and zoom), display quality, and usability via AI features in One UI 7. For users who demand excellence in imaging, longevity in design and battery, and want modern smart features that simplify tasks — it’s among the best currently available in the premium smartphone segment.