John Dell Tech

Description

Design and Build

The Galaxy S21 Ultra boasts a sleek and robust design with premium materials. It measures 165.1 x 75.6 x 8.9 mm and weighs 227g (Sub6) or 229g (mmWave). Built with a Gorilla Glass Victus front and back and an aluminum frame, the S21 Ultra is crafted for durability and sophistication. It’s also IP68-rated, providing dust and water resistance up to 1.5 meters for 30 minutes, ensuring reliability in various environments. Additionally, the S21 Ultra includes stylus support, a feature previously exclusive to the Galaxy Note series, allowing for precision input.

Display

The Galaxy S21 Ultra features a 6.8-inch Dynamic AMOLED 2X display, delivering rich colors, deep contrasts, and smooth animations with its 120Hz refresh rate. With a peak brightness of 1500 nits and support for HDR10+, the display performs excellently in bright outdoor conditions. The resolution is 1440 x 3200 pixels, achieving a crisp 515 PPI, ensuring every detail is sharp. The always-on display feature lets users glance at important information without unlocking the device, while Gorilla Glass Victus protects the screen from scratches and drops.

Camera of the Galaxy S21 Ultra

The Galaxy S21 Ultra’s camera system is one of the most advanced on any smartphone, featuring:

• Quad-lens setup:
  • 108MP wide sensor (f/1.8) with PDAF and OIS for exceptional detail and stability.
  • 10MP telephoto lens (f/2.4) with 3x optical zoom, OIS, and dual pixel PDAF for clear close-ups.
  • 10MP periscope telephoto lens (f/4.9) with 10x optical zoom for capturing distant subjects with precision.
  • 12MP ultrawide sensor (f/2.2) with dual pixel PDAF, capturing a 13mm wide field of view and supporting Super Steady video.

Additional features like Laser AF, HDR10+ video, and gyro-EIS ensure high-quality images and videos. It records video up to 8K at 24fps, as well as 4K at 60fps and 1080p at 960fps for creative slow-motion shots. The 40MP front camera provides excellent selfies and supports 4K video recording at 30/60fps.

Performance of the Galaxy S21 Ultra

Powered by either the Exynos 2100 (international) or Snapdragon 888 (USA/China), both manufactured on a 5nm process, the S21 Ultra excels at processing speed, power efficiency, and thermal management. The CPU’s architecture includes high-performance Cortex-X1 and Cortex-A78 cores for demanding tasks, alongside efficient Cortex-A55 cores. Combined with the Adreno 660 or Mali-G78 MP14 GPU, the phone handles graphics-intensive applications and gaming smoothly. It offers 12GB of RAM and 128GB of UFS 3.1 storage, ensuring fast data access and ample space for media and applications.

Battery and Charging of the Galaxy S21 Ultra

The Galaxy S21 Ultra houses a 5000mAh non-removable battery to support its powerful hardware and large display. It offers 25W wired charging (USB Power Delivery 3.0), which quickly refills the battery. It also supports 15W wireless charging (Qi/PMA) for convenience and 4.5W reverse wireless charging to charge compatible accessories on the go. This robust battery setup ensures longevity even with intensive usage.

Software of the Galaxy S21 Ultra

The S21 Ultra ships with Android 11 and One UI 6.1, with a commitment to four major Android upgrades to keep it up-to-date for years. Samsung’s One UI provides a smooth, user-friendly experience with intuitive navigation and customization options. The S21 Ultra also supports Samsung DeX and Wireless DeX, transforming the phone into a desktop-like experience when connected to a monitor. The phone’s Ultra Wideband (UWB) support and Samsung Pay add functionality and convenience for daily use.

Pros and Cons of the Galaxy S21 Ultra

Pros

• High-Resolution Display: The 6.8-inch AMOLED 2X display with a 120Hz refresh rate and HDR10+ offers a premium viewing experience.
• Exceptional Camera Setup: The quad-camera system with 108MP main sensor and 10x optical zoom delivers outstanding photography capabilities.
• Top-Tier Performance: With the Snapdragon 888 or Exynos 2100 chip and 12GB of RAM, the S21 Ultra handles demanding tasks and multitasking with ease.
• Stylus Support: The S21 Ultra’s stylus compatibility makes it versatile for note-taking, sketching, and more.
• IP68 Rating: Water and dust resistance ensures durability in various conditions.
• Long Battery Life: The 5000mAh battery, coupled with multiple charging options, provides extended usage and quick charging.

Cons

• Heavy and Bulky: The S21 Ultra’s size and weight may make it cumbersome for some users.
• No MicroSD Slot: The lack of expandable storage could be limiting for users needing extra space.
• No 3.5mm Audio Jack: Absence of a headphone jack requires users to rely on wireless options or adapters.
• Moderate Charging Speed: The 25W wired charging is slower than some competitors’ higher-speed options.