ASUS ROG Strix OLED monitor deal knocks down the price on this top-notch 240Hz gaming display to just $399.99
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The ASUS ROG Strix XG27AQDMES combines a 2560 x 1440 QD-OLED monitor panel, 240Hz refresh rate, and 0.03ms-rated response time to provide an excellent balance between competitive gaming speed and premium image quality. Its 99% DCI-P3 coverage, true 10-bit color, Delta E <2 accuracy, FreeSync Premium Pro and G-Sync Compatible support broaden its appeal considerably, while OLED Care Pro and the Neo Proximity Sensor provide thoughtful protection against unnecessary panel wear. For gamers wanting the contrast and motion clarity of OLED this is a great display for $150 off the usual price!
The adjustable stand supports the positioning flexibility expected from a premium desktop monitor, while 100 x 100mm VESA compatibility provides an alternative for monitor arms and wall mounting. ASUS also backs the display with a three-year Rapid Replacement warranty with cross-shipping service, adding useful reassurance given the long-term image-retention considerations associated with OLED technology. Take a gander below for additional specification details, or see the bottom of this page for more monitor deals.
What we like about this ASUS ROG Strix XG27AQDMES monitor
26.5-inch QD-OLED panel
The ASUS ROG Strix XG27AQDMES uses a 26.5-inch QD-OLED panel, combining OLED’s individually illuminated pixels with quantum-dot color technology. This provides exceptionally deep blacks and precise pixel-level contrast while also supporting the rich color reproduction expected from a premium gaming display.
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Prices correct as of October 9th, 2026.
2560 x 1440 resolution
The 2560 x 1440 native resolution provides approximately 3.69 million pixels and works particularly well with the monitor’s 26.5-inch viewable area. This translates to roughly 111 PPI, producing noticeably finer image detail than 1080p without imposing anything close to the GPU workload required for native 4K gaming.
240Hz refresh rate
A 240Hz maximum refresh rate gives the XG27AQDMES considerable performance headroom for competitive and high-frame-rate gaming. Each refresh interval lasts approximately 4.17ms at 240Hz, allowing the monitor to present updated visual information four times as frequently as a conventional 60Hz display when the PC can provide sufficient frames.
0.03ms response time
ASUS specifies a 0.03ms response time, taking advantage of the extremely rapid pixel transitions inherent to OLED technology. Fast transitions are particularly important alongside a 240Hz refresh rate because they reduce ghosting and smearing between frames, preserving clarity during rapid camera movements and fast-moving gameplay.
FreeSync Premium Pro and G-Sync Compatible
Support for both AMD FreeSync Premium Pro and G-Sync Compatible operation gives the monitor broad variable-refresh-rate flexibility. Synchronizing refreshes with GPU frame delivery helps reduce tearing and judder when frame rates fluctuate, which is especially useful in demanding games where maintaining a perfectly constant 240fps is unrealistic.
99% DCI-P3 and true 10-bit color
ASUS specifies 99% coverage of the DCI-P3 color gamut alongside true 10-bit color reproduction. The combination provides access to a much larger range of colors and finer tonal gradations than a conventional 8-bit display, making the XG27AQDMES useful for HDR gaming as well as color-sensitive creative work.
Delta E <2 color accuracy
A stated Delta E below 2 gives the monitor additional credentials beyond gaming. Low color-error values indicate that displayed colors remain relatively close to their intended targets, making the panel useful for photo editing, graphics, digital artwork, and video workflows where color accuracy is important.
OLED Care Pro with Neo Proximity Sensor
ASUS OLED Care Pro includes several preventative functions intended to reduce uneven OLED pixel wear. Its particularly interesting addition is the Neo Proximity Sensor, which detects when the user moves away from the display and can automatically switch to a black screen, reducing unnecessary exposure to static desktop elements while nobody is using the monitor.
DisplayWidget Center
ASUS DisplayWidget Center allows monitor settings and OLED Care Pro functions to be controlled through software with a mouse rather than relying exclusively on the monitor’s physical controls. This makes frequent adjustments to gaming, color, and panel-protection settings considerably more convenient.
Who should consider this QD-OLED monitor deal?
The ASUS ROG Strix XG27AQDMES is primarily aimed at gamers wanting OLED image quality without sacrificing the high refresh rates associated with competitive displays. Its combination of 1440p, 240Hz, and extremely rapid pixel transitions is well suited to shooters, racing games, action titles, and other fast-paced genres.
It also represents a particularly sensible middle ground for gamers who find 1080p insufficiently sharp but do not want the substantial GPU demands associated with 4K. QHD retains enough detail for a crisp image at approximately 27 inches while making frame rates approaching the monitor’s 240Hz ceiling considerably more achievable.
Its 99% DCI-P3 coverage, true 10-bit color, and Delta E <2 specification also make it useful for users combining gaming with photo, video, graphics, and digital-content work. The OLED panel’s static-image considerations remain relevant for prolonged productivity use, although ASUS’s OLED Care Pro system is specifically designed to reduce those risks.
More offers on OLED monitors and other panel types
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