Umidigi G100x 5G Review: Full Specs, Features

This comprehensive review of the UMIDIGI G100X 5G has examined all specifications across categories including design, display, performance, battery, cameras, and value. Our assessment combines hands-on testing with benchmark analysis to provide a balanced perspective on this affordable 5G smartphone’s capabilities. Note that pricing and specifications may vary by location, retailer, and regional configurations. The UMIDIGI G100X 5G was launched in May 2025 as a budget-friendly 5G device with a large 120Hz display and impressive battery capacity.

The UMIDIGI G100X 5G, launched in May 2025, delivers exceptional value in the budget 5G smartphone segment, combining a massive 6.9-inch 120Hz display with a large 5200mAh battery and impressive memory configuration. Priced at $280, this device targets budget-conscious consumers who want 5G connectivity, a smooth display, and long battery life without breaking the bank. With its 120Hz EyeComfort display, 5G connectivity, and up to 24GB total memory with dynamic RAM expansion, the G100X 5G offers a compelling package for its price point.

The design of the G100X 5G balances practicality with modern aesthetics, featuring dimensions of 171 x 78 x 8.1 mm and a comfortable weight of 193g. Available in Sand Black, Sand Blue, Sand Green, and Starry Silver, the device offers vibrant color options. IP54 certification provides splash and dust resistance for everyday protection. The side-mounted fingerprint sensor offers convenient and secure access, while the hybrid dual SIM slot allows for either two SIM cards or one SIM and a microSD card for storage expansion up to 1TB.

The display is a standout feature at this price point, featuring a 6.9-inch IPS LCD panel with HD+ resolution (1640 x 720) and a smooth 120Hz refresh rate. The 20.5:9 aspect ratio provides an immersive viewing experience for media consumption and gaming. The EyeComfort display technology reduces eye strain during extended use. 450 nits peak brightness ensures adequate visibility in various lighting conditions. The 120Hz refresh rate delivers noticeably smoother scrolling and animations compared to standard 60Hz displays.

Photography capabilities are handled by a 32MP main camera (f/1.8) with AI enhancements and LED flash, and an 8MP front camera (f/2.0). Video recording supports 1080p at 30fps from the rear camera and 720p at 30fps from the front camera. The camera system covers the essential needs of budget-conscious users, delivering reliable performance for everyday photography and social media sharing.

Battery performance is excellent with a 5200mAh typical capacity, delivering all-day endurance that easily extends into a second day of moderate use. The 20W fast charging (with 10W in-box charger) ensures reasonable recharge times. The UNISOC T8200 5G processor built on a 6nm process with octa-core CPU up to 2.3GHz and ARM Mali-G57 MP2 GPU delivers capable performance for daily tasks, light gaming, and 5G connectivity. Memory is generous with 8GB RAM plus up to 16GB dynamic RAM expansion (up to 24GB total) and 128GB storage, expandable via microSD up to 1TB. Android 15 offers a modern software experience with enhanced privacy features and the latest Android innovations.

In summary, the UMIDIGI G100X 5G successfully delivers a compelling budget 5G experience that excels in display size, battery life, and memory configuration. Its combination of a 6.9-inch 120Hz display, 5200mAh battery, up to 24GB total memory, and 5G connectivity makes it a standout choice in the budget segment. For users seeking an affordable 5G smartphone with a large smooth display, long battery life, and generous memory, the UMIDIGI G100X 5G represents outstanding value.