Samsung Galaxy S21 Ultra

Samsung Galaxy S21 Ultra Specifications & Hardware Analysis

The **Samsung Galaxy S21 Ultra** by Samsung is officially listed at **৳146,999** in Bangladesh. Positioned in the competitive mobile market, it is built around a **6.8 inches (17.27 cm) Dynamic AMOLED 2X (1440×3200 px (QHD+)) with 120 Hz refresh rate**, powered by the **Exynos 2100 (Octa-core (1×2.9 GHz Cortex-X1 & 3×2.80 GHz Cortex-A78 & 4×2.2 GHz Cortex-A55)) and Mali-G78 MP14 graphics**, equipped with **12 GB RAM and 256 GB internal storage**, and backed by a **5000 mAh Li-Ion (Lithium Ion) with 15W wireless (Qi/PMA)**.

Display Panel & Visual Experience

The front of the Samsung Galaxy S21 Ultra is dominated by a 6.8 inches (17.27 cm) Dynamic AMOLED 2X (1440×3200 px (QHD+)) with 120 Hz refresh rate. With a pixel density of 515 ppi, text and app icons render sharp and legible. Peak brightness reaches up to 1500 nits, assisting visibility during outdoor daytime use. Screen protection is provided by Corning Gorilla Glass, Glass Victus. The 120 Hz refresh rate ensures smooth UI animations and fluid scrolling across web feeds.

Processor, Memory & Operating System

Under the hood, the Samsung Galaxy S21 Ultra runs on the Exynos 2100 (Octa-core (1×2.9 GHz Cortex-X1 & 3×2.80 GHz Cortex-A78 & 4×2.2 GHz Cortex-A55)) and Mali-G78 MP14 graphics, paired with 12 GB RAM and 256 GB internal storage. Operating system duties are handled by Android v11 with One UI 6. In practical day-to-day use, this hardware configuration handles essential tasks—such as web browsing, social media feeds, banking apps, and communication—reliably. For graphics and light gaming, the Mali-G78 MP14 chip provides steady rendering on compatible settings.

Camera Setup & Video Capabilities

Photography on the Samsung Galaxy S21 Ultra is anchored by a Single camera setup featuring 40 MP, f/2.2, Wide Angle, Primary Camera. The setup includes features such as Continuous Shooting. For video recording, the primary camera captures up to 3840×2160, 1920×1080. Selfie capture handles video calls and casual portraits under proper lighting.

Battery Capacity & Charging

Endurance is driven by a 5000 mAh Li-Ion (Lithium Ion) with 15W wireless (Qi/PMA). Given the power profile of the Exynos 2100, this capacity is designed to comfortably power the device through a full day of standard daily usage. When recharging is needed, 15W wireless (Qi/PMA) replenishment speeds up the process.

Design, Build & Security

In terms of build and ergonomics, the device measures 165.1 mm x 75.6 mm x 8.9 mm with a weight of 227 grams, finished in Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy. It features IP68 dust and water resistance certification. Biometric authentication is handled by a Yes fingerprint sensor. Network capabilities include 2G, 3G, 4G, 5G with Dual SIM, GSM+GSM support.

Pros & Cons Breakdown

Market Verdict

At its price point of **৳146,999**, the **Samsung Galaxy S21 Ultra** by Samsung provides a balanced set of hardware specifications. With its 6.8 inches (17.27 cm) display, Exynos 2100 processing platform, and 5000 mAh battery, it represents a practical choice for consumers in Bangladesh seeking official hardware backed by local warranty support.