9.2 / 10.0

Samsung Galaxy S21 Ultra 5G 128GB G998U Unlocked - Very Good Review

Published October 21, 2025 • 8 min read • 0 views

Overview

The Samsung Galaxy S21 Ultra 5G is a high-end smartphone designed for users who demand top-tier performance and versatility in their mobile devices. This refurbished Very Good condition model offers an excellent balance of affordability and quality, making it a smart choice for those seeking a reliable flagship experience.

What's In The Box

  • Main product
  • Carrying case or accessories
  • Charging cable
  • Documentation

Technical Specifications

Operating System Android
Processor Exynos 2100 (for US market)
Display Size 6.8 inches Dynamic AMOLED 2X
Resolution 3200x1440 pixels, 515 ppi density
RAM 16GB
Internal Storage 128GB

Design & Build Quality

The Samsung Galaxy S21 Ultra 5G boasts a sleek and modern design, featuring a glass front and back with an aluminum frame. The phone's weight is well-balanced, making it comfortable to hold even during extended use. The build quality is impeccable, with tight tolerances and premium materials that give the device a high-end feel.

Performance

Powered by the Exynos 2100 processor (for US market), the Galaxy S21 Ultra delivers exceptional performance in day-to-day tasks such as web browsing, gaming, and multitasking. The phone smoothly handles resource-intensive applications without any lag or overheating issues. During real-world use, users will appreciate the quick responsiveness of the device's hardware.

Key Feature Analysis

One of the standout features of the Galaxy S21 Ultra is its camera system, which includes a 108MP primary lens alongside a 40MP front-facing shooter. The combination provides high-quality photos and videos in various lighting conditions. Additionally, the device supports S Pen functionality for those who prefer stylus-based interactions.

Battery Life

The Galaxy S21 Ultra comes with a powerful 5000mAh battery that lasts through an entire day of heavy use, including frequent browsing, social media scrolling, and video streaming. The phone's adaptive charging feature ensures efficient power management, extending battery life when the device is not in active use.

Pros & Cons

Pros

  • Exceptional build quality with premium materials
  • Excellent performance for multitasking and gaming
  • Stunning camera system capable of high-quality photography
  • Support for S Pen functionality
  • Long-lasting battery life

Cons

  • Price point may be too high for some users
  • Limited expandable storage options
  • Camera hovers around the top-tier but falls short compared to specialized camera phones
  • No wireless charging support in the US market (Exynos version)
  • Heavy and might not suit all users

Final Verdict

The Samsung Galaxy S21 Ultra 5G is a formidable flagship smartphone that excels in almost every aspect of mobile technology. Despite its high price point, it offers great value for those seeking top-tier performance and features.

Who should buy: Ideal for tech enthusiasts who need the latest hardware and camera quality.

Who should skip: Best to skip if you are looking for a more affordable alternative or do not require premium features.

9.2/10
Samsung Galaxy S21 Ultra 5G 128GB G998U Unlocked - Very Good Review

Where To Buy

$237.99

Samsung Galaxy S21 Ultra 5G 128GB G998U Unlocked - Very Good

Prices may vary

Ready to Buy?

$237.99

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