Dual QHD OLED gaming monitor no divider

Ava Taylor 08/29/2026

Featured image Dual QHD OLED gaming monitor no divider

This text is a detailed review and benchmark of the DG49OLED240 monitor, focusing heavily on its color accuracy, HDR performance, and suitability for gaming.

Here is a summary of the key findings:

Color Accuracy and Calibration

Excellent Calibration: After minor adjustments, the monitor achieves an excellent color calibration with a deviation of 0.63dE in the grayscale test.
sRGB Performance: The sRGB representation is nearly perfect, with an average error of only 1.81dE.
Color Gamut: The monitor demonstrates excellent color distribution, showing 112.28% coverage of DCI-P3, making it more colorful than typical 34-inch Quantum Dot displays.
Testing Method: Color gamut and volume testing were performed using Portrait Displays’ Calman software.

HDR Performance and Grayscale

HDR Capability: The monitor supports HDR10 signals with automatic switching.
Brightness: It offers substantial brightness, earning its VESA DisplayHDR 400 certification, though it is slightly dimmer than some competitors in peak output.
Grayscale Tone: HDR grayscale is slightly warm, but errors are minimal (no more than 5dE), which is forgivable given the nature of OLED contrast.
Linearity: Tracking is linear, and darker tones are well below 3dE.

Comparisons and Verdict

Overall Accuracy: The DG49OLED240 is color accurate both out of the box and after calibration, standing on par with other 49-inch OLEDs.
Color vs. Competitors: It is more colorful than typical 34-inch screens and offers excellent coverage for color-critical applications.
Gaming Suitability: As a gaming monitor, it benefits from the inherent advantages of OLED technology, offering smooth motion and very low input lag.
Physical Aspect: The monitor offers a wide 49-inch, 32:9 format, which is presented as a superior alternative to multiple 27-inch screens.

Test Takeaway

The DG49OLED240 is highly recommended for users seeking a widescreen, high-performance gaming OLED. While the gamma is slightly dark, the infinite contrast of the OLED makes this acceptable. It delivers excellent HDR performance and is color accurate, making it a strong choice for serious gamers and multi-monitor setups.