Samsung Galaxy S25 Ultra: The Ultimate Flagship Smartphone

The Samsung Galaxy S25 Ultra stands as a testament to Samsung's commitment to innovation, blending cutting-edge technology with refined design to deliver a flagship smartphone experience. Below is a comprehensive overview of its specifications and features.

Design and Build

Samsung has introduced significant design changes with the Galaxy S25 Ultra. Departing from the boxy aesthetics of its predecessors, this model features more rounded edges and curves, enhancing its ergonomic appeal. Constructed with Grade 3 Titanium, the device offers enhanced durability while maintaining a sleek profile. It measures 162.8 x 77.6 x 8.2 mm and weighs 218 grams, making it thinner and lighter than previous models. The front is protected by Corning's Armor 2 cover glass with an anti-reflective surface treatment, reducing glare and improving readability in bright conditions.

Display

The Galaxy S25 Ultra boasts a 6.9-inch Dynamic AMOLED 2X display with a QHD+ resolution of 1440 x 3120 pixels, resulting in a pixel density of approximately 498 ppi. The screen supports an adaptive refresh rate ranging from 1 to 120Hz, ensuring smooth visuals while optimizing battery consumption. With a peak brightness of 2600 nits and features like Vision Booster and adaptive color tone, the display offers vibrant and clear visuals even under direct sunlight.

Performance

Under the hood, the Galaxy S25 Ultra is powered by the Qualcomm Snapdragon 8 Elite chipset, built on a 3nm process. This octa-core processor includes high-performance cores clocked at up to 4.47 GHz, delivering a 37% improvement in CPU performance over its predecessor. The Adreno 830 GPU offers a 30% boost in graphics performance, catering to demanding applications and gaming. To manage thermals effectively, Samsung has integrated a 40% larger vapor chamber, ensuring sustained performance during intensive tasks.

Memory and Storage

The device comes with multiple memory configurations:

• RAM: 12GB or 16GB
• Internal Storage: 256GB, 512GB, or 1TB

All variants utilize UFS 4.0 storage technology, providing fast data transfer speeds. Notably, the Galaxy S25 Ultra does not include a microSD card slot, so users should choose a storage option that meets their needs.

Camera System

Samsung has equipped the Galaxy S25 Ultra with a versatile quad-camera setup:

• Main Camera: 200 MP sensor with an f/1.7 aperture, multi-directional PDAF, and Optical Image Stabilization (OIS).
• Periscope Telephoto: 50 MP sensor with an f/3.4 aperture, offering 5x optical zoom, PDAF, and OIS.
• Telephoto: 10 MP sensor with an f/2.4 aperture, providing 3x optical zoom, PDAF, and OIS.
• Ultra-Wide: 50 MP sensor with an f/1.9 aperture and a 120˚ field of view, featuring dual-pixel PDAF and Super Steady video support.

The camera system supports advanced features like Laser Autofocus, Best Face, LED flash, auto-HDR, and panorama. Video recording capabilities include 8K at 24/30fps and 4K at up to 120fps, with support for 10-bit HDR and HDR10+.

Front Camera

For selfies and video calls, the Galaxy S25 Ultra features a 12 MP front camera with an f/2.2 aperture, dual-pixel PDAF, and support for HDR and HDR10+. It can record videos in 4K at 30/60fps and 1080p at 30fps.

Battery and Charging

The device is equipped with a 5000mAh battery, supporting:

• Wired Charging: Up to 45W with PD3.0, capable of reaching 65% charge in 30 minutes.
• Wireless Charging: 15W (Qi2 Ready).
• Reverse Wireless Charging: 4.5W, allowing the device to charge other compatible gadgets.

These features ensure that users can quickly recharge their device and share power with other devices when needed.

Software and Features

The Galaxy S25 Ultra runs on Android 15 with Samsung's One UI 7.0. Samsung promises up to seven major Android upgrades, ensuring long-term software support. The new Now Bar feature provides context-aware information, enhancing user interaction. Additionally, the device incorporates Galaxy AI improvements, offering intelligent assistance and personalization.

Additional Features

• S Pen Support: The device includes an S Pen, though Bluetooth functionalities have been removed.
• Biometrics: Ultrasonic under-display fingerprint sensor and improved facial recognition.
• Audio: Stereo speakers tuned by AKG, supporting 32-bit/384kHz audio.
• Connectivity: Wi-Fi 7, Bluetooth 5.4, NFC, and USB Type-C 3.2 with DisplayPort 1.2 support.

Pricing and Availability

Samsung unveiled the Galaxy S25 Ultra on January 22, 2025, with sales commencing on February 7, 2025. Pricing starts at $1,299 in the United States.