Samsung Galaxy S21 Ultra OLED Display Description

The Samsung Galaxy S21 Ultra features a 6.8-inch Dynamic AMOLED 2X display with a Quad HD+ resolution (3200 x 1440 pixels). This premium OLED panel is known for its rich colors, deep blacks, and an adaptive 120Hz refresh rate, making it one of the best smartphone displays at the time of release.

Key Features of the S21 Ultra OLED Display:

1. Screen Type: Dynamic AMOLED 2X
2. Size: 6.8 inches
3. Resolution: 3200 x 1440 pixels (Quad HD+)
4. Aspect Ratio: 20:9
5. HDR Support: HDR10+ for stunning contrast and vivid colors
6. Brightness: Up to 1,500 nits peak brightness for excellent outdoor visibility
7. Edge Display: Slightly curved edges for an immersive viewing experience

• Refresh Rate: Adaptive 10Hz - 120Hz (smooth performance + battery efficiency)
• Touch Sampling Rate: 240Hz (for ultra-responsive touch input)
• Always-On Display: Yes, for quick access to time, notifications, and more
• Gorilla Glass: Protected by Gorilla Glass Victus for improved durability

Additional Highlights:

✅ LTPO technology enables the adaptive refresh rate, automatically adjusting between 10Hz and 120Hz based on content to save battery.
✅ Vision Booster enhances visibility in bright sunlight.
✅ Higher peak brightness than the S20 Ultra for better outdoor readability.