For those seeking a 4K QD-OLED screen without a premium price tag, the Acer Predator X27 X1 stands out as a reliable option, despite missing certain capabilities available in rival products.

Acer's Predator X27 X1 delivers a cost-effective 27-inch 4K QD-OLED display with a suggested retail price of $799.99. To reach this figure, the brand omits elements like HDR luminance adjustments seen in other models. The construction appears to draw from shared components, yet the pricing remains appealing, and the unit provides strong performance in both standard dynamic range and high dynamic range visuals.

Continue reading for in-depth details, followed by our selection of top displays for reference.

The technical specs of the Acer Predator X27 X1 align closely with those of similar 4K QD-OLED units, establishing it as a mid-tier contender. With 4K clarity and a maximum refresh of 240Hz, it surpasses entry-level 1440p QD-OLED options, although it forgoes advanced traits such as refresh rates surpassing 500Hz.

This omission of premium elements contributes to the unit's reasonable $799.99 list price. Certain alternatives, like the MSI MAG 272UP, provide comparable 4K OLED screens at nearby costs, but the majority of 4K OLED displays command higher prices.

The Acer Predator X27 X1 adopts a straightforward appearance using matte black finishes on the screen, frame, and base. This style proves versatile for different environments, even if unremarkable.

That said, the build echoes typical shortcomings in Acer's recent display series. The expansive, wing-shaped base exceeds practical dimensions, and the extended stem complicates optimal desk placement. On a 26-inch-deep workspace, achieving an ideal viewing angle proved challenging for this 27-inch model.

A translucent ring appears on the back around the base attachment point, often used for RGB illumination in other units, but remains inactive here, suggesting component reuse for expense reduction. This strategy succeeds, positioning the Acer Predator X27 X1 as one of the more economical 4K QD-OLED choices.

Positively, the base enables extensive adjustments, featuring 120mm height variation, 25-degree tilt, 40-degree swivel, and 90-degree rotation for vertical orientation. It also supports a 75x75mm VESA pattern for alternative mounts.

Connectivity ranks as a highlight for the Acer Predator X27 X1. It offers two HDMI 2.1 inputs, two DisplayPort 1.4 inputs, and a USB-C input supporting DisplayPort Alternate Mode, totaling five video connections—impressive at this price and ideal for linking multiple computers and consoles.

Two USB-A 3.2 downstream ports link to the USB-C, turning the unit into a simple hub. An additional USB-B upstream port aids compatibility with desktops or legacy laptops without USB-C. While not marketed as a KVM, its USB auto-detection performs a similar switching role.

A 3.5mm headphone jack completes the audio options.

Notably, all ports are positioned on the back of the unit. Though common, this contrasts with downward-facing designs on many screens. Rear access aids visibility during connections, but poses issues for wall mounting due to cable interference.

Navigation of the on-screen display relies on a bottom-edge joystick, which responds quickly and feels user-friendly. The menu layout is organized sensibly, though the text size is compact and lacks strong contrast against the backdrop, hindering readability.

The Acer Predator X27 X1 incorporates numerous picture enhancement tools, including modes for sRGB, Rec.709, DCI-P3, and SMPTE-C color spaces, along with fine-tuned gamma controls and six-axis hue and saturation tweaks. Color temperature options lean toward broad labels like warm or cool rather than exact Kelvin values, but overall customization exceeds typical gaming display standards.

Gaming tools remain straightforward, offering an overlay crosshair, timer, sniper zoom view, and refresh rate indicator. Similar to other OLED panels, it allows cropping the active area to mimic a compact screen, useful for competitive play to focus central vision.

Acer's Display Widget software enables Windows-based adjustments to various settings. While its interface falls short of offerings from Asus or Dell, it fulfills essential functions effectively.

The inclusion of two 5-watt speakers comes as a welcome addition. Few gaming displays include audio, and these outperform expectations for the category. They provide adequate sound levels for casual listening like podcasts, online videos, and non-audio-critical games, though dedicated headphones remain preferable for immersive media.

Equipped with a Samsung-made 4K QD-OLED panel, common among peers (unlike some LG WOLED variants), the Acer Predator X27 X1 yields SDR visuals matching competitors' high standards.

In brightness testing, it sustained 270 nits in SDR mode, a solid mid-level outcome for modern OLEDs.

This level suffices for typical settings, appearing subdued only in intensely lit spaces without shading options. The glossy surface, tempered by a light-diffusing layer, still risks reflections from overhead lights.

OLED technology excels in contrast by independently controlling pixels for true zero-nit blacks without bleed, creating profound depth and engagement.

This capability is standard across current OLEDs, offering no particular edge or drawback for the Predator X27 X1.

Its color coverage reaches 100% sRGB, 98% DCI-P3, and 91% AdobeRGB, slightly trailing most QD-OLED rivals at 93-95% for AdobeRGB.

Such differences may evade notice outside professional workflows targeting AdobeRGB, as the palette delivers vibrant, saturated results regardless.

Accuracy impresses with an average deltaE under 1.0, consistent without major deviations, ensuring lifelike reproduction faithful to source material.

Gamma tracked at 2.1 versus the 2.2 ideal, and color temperature at 6600K against 6500K—subtle variances undetectable in practice.

At 4K on a 26.5-inch diagonal, pixel density exceeds 160 PPI, rendering text and details sharply from standard distances of 2-3 feet, though outpaced by emerging 27-inch 5K non-OLED options.

Compatible with HDR10 and certified VESA DisplayHDR 400, like many 4K QD-OLEDs, the Acer Predator X27 X1 performs credibly in practice.

It peaks above 950 nits in HDR, aligning with recent counterparts, excelling in brief or localized bright scenes but minimally surpassing SDR for full-screen illumination.

HDR playback impresses subjectively, with striking highlights—evident in titles like Diablo 2: Resurrected—enhanced by superior contrast and broad colors.

Despite strong HDR, it lacks brightness tweaking in this mode, a capability on Asus and MSI units. This omission matters for toning down overly intense TV-optimized content in dim environments, leaving users without adjustment options if needed.

Standard 240Hz refresh joins the norm for 4K QD-OLEDs in 2024, ensuring smooth motion with clear fast action and preserved details in pans, plus benefits for desktop scrolling. All inputs support 4K at 240Hz.

It officially backs AMD FreeSync Premium Pro, functioning seamlessly with an AMD Radeon 7800 XT for stable frame delivery. Compatibility with Nvidia G-Sync is likely, based on similar models, though unverified here.

Missing is backlight strobing, which inserts black frames to sharpen motion via perceptual effects—features like Asus ELMB or MSI MPRT. Acer skips this, potentially disappointing enthusiasts, but overall motion remains exemplary for OLED.

The Acer Predator X27 X1's motion handling matches industry OLED benchmarks without standout differences, yet its lower cost enhances its value proposition.

Though not flawless, the Acer Predator X27 X1 merits consideration at a competitive price point, bolstered by abundant ports, peak HDR output, and reliable motion. Drawbacks include cumbersome ergonomics and omitted controls like HDR dimming, but $799.99 positions it favorably among 27-inch 4K QD-OLEDs.

Matthew S. Smith, a freelance tech writer with 15 years in consumer electronics reviews, contributes to PCWorld alongside outlets like Wired, Ars Technica, Digital Trends, Reviewed, IGN, and Lifewire. He also explores AI and the metaverse for IEEE Spectrum and hosts Computer Gaming Yesterday, a YouTube series on PC gaming heritage.