{"id":1823,"date":"2026-08-31T10:03:32","date_gmt":"2026-08-31T02:03:32","guid":{"rendered":"https:\/\/www.batteriestar.com\/blog\/?p=1823"},"modified":"2026-08-31T10:05:03","modified_gmt":"2026-08-31T02:05:03","slug":"acer-predator-xb273u-gs-review-a-1440p-165hz-gaming-monitor-worth-considering","status":"publish","type":"post","link":"https:\/\/www.batteriestar.com\/blog\/2026\/08\/31\/acer-predator-xb273u-gs-review-a-1440p-165hz-gaming-monitor-worth-considering\/","title":{"rendered":"Acer Predator XB273U GS Review: A 1440p 165Hz Gaming Monitor Worth Considering?"},"content":{"rendered":"\n
\n

The Acer Predator XB273U GS<\/strong> is a well-balanced 27-inch gaming monitor built around a combination that still makes a lot of sense: 1440p resolution, a 165Hz-class refresh rate, an IPS panel, wide color coverage, low response times, and a highly adjustable stand<\/strong>.<\/p>\n\n\n\n

Its biggest strength is not HDR. Instead, this monitor is at its best when used as a fast and versatile QHD display for gaming, office work, video, and everyday desktop use.<\/p>\n\n\n\n

For users with GPUs such as the RTX 3060 Ti, RTX 4060, or RTX 4070, the 27-inch 1440p format is particularly attractive. The combination of Acer Predator XB273U GS<\/strong>, 1440p, and 165Hz offers a good balance between image quality and GPU workload.<\/p>\n\n\n\n

It is also a practical choice for a gaming laptop such as the Gigabyte AORUS 15 9KF with RTX 4060. The laptop can handle 1440p gaming in many titles, while the monitor provides a larger and smoother desktop gaming experience.<\/p>\n\n\n\n

For users who are also interested in reliable power solutions for Acer equipment, an Acer battery<\/strong><\/a> can be an important part of maintaining older compatible devices. In other words, good display hardware and dependable power hardware both matter when building a long-term workstation.<\/p>\n\n\n\n

Key Specifications<\/h2>\n\n\n\n
Feature<\/th>Acer Predator XB273U GS<\/th><\/tr><\/thead>
Screen size<\/td>27 inches<\/td><\/tr>
Panel<\/td>IPS<\/td><\/tr>
Resolution<\/td>2560 \u00d7 1440<\/td><\/tr>
Refresh rate<\/td>Up to 165Hz class<\/td><\/tr>
Response time<\/td>Up to 0.5ms advertised<\/td><\/tr>
Brightness<\/td>Around 400 cd\/m\u00b2<\/td><\/tr>
Color gamut<\/td>Up to 95% DCI-P3<\/td><\/tr>
HDR<\/td>VESA DisplayHDR 400<\/td><\/tr>
VRR<\/td>NVIDIA G-SYNC Compatible<\/td><\/tr>
VESA<\/td>100 \u00d7 100mm<\/td><\/tr>
USB<\/td>USB 3.0 Hub<\/td><\/tr>
Stand<\/td>Height, tilt, swivel and Pivot adjustment<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

One important detail is the model number. Acer’s XB273U family contains several versions. The XB273U GS<\/strong> should not be confused with the XB273U GX, which targets a much higher refresh rate.<\/p>\n\n\n\n

1440p and 165Hz: The Sweet Spot<\/h2>\n\n\n\n

The biggest reason to consider the Acer Predator XB273U GS<\/strong> is its 27-inch 2560 \u00d7 1440 IPS configuration.<\/p>\n\n\n\n

At this size, QHD resolution provides noticeably sharper text and graphics than a conventional 27-inch 1080p monitor. The pixel density is approximately 109 PPI, which works well for both gaming and productivity.<\/p>\n\n\n\n

The 165Hz refresh rate is equally important.<\/p>\n\n\n\n

Compared with 60Hz, 165Hz reduces the theoretical frame interval from approximately 16.67ms to just 6.06ms. Fast mouse movements, camera turns, racing games, and competitive shooters therefore feel substantially smoother.<\/p>\n\n\n\n

For games such as CS2, Valorant, Apex Legends, Overwatch 2, Fortnite, and PUBG, the 165Hz monitor<\/strong> configuration is particularly useful.<\/p>\n\n\n\n

The 165Hz monitor<\/strong> specification does not mean a game must constantly produce 165 FPS. Even 100\u2013140 FPS can feel considerably smoother on a high-refresh display, while frame rates close to 165 FPS allow the panel to be used more fully.<\/p>\n\n\n\n

IPS Color and Everyday Usability<\/h2>\n\n\n\n

The IPS panel gives the Acer Predator XB273U GS<\/strong> another advantage: it is not restricted to gaming.<\/p>\n\n\n\n

The wide viewing angles make it comfortable for everyday desktop work, while the approximately 95% DCI-P3 coverage provides a richer color range than many older TN gaming monitors.<\/p>\n\n\n\n

For gaming, movies, browsing, Photoshop, video editing, and general content consumption, the IPS monitor<\/strong> design is a strong all-round solution.<\/p>\n\n\n\n

However, users working with professional color-critical applications should still calibrate the display or choose a monitor designed specifically for professional color management.<\/p>\n\n\n\n

What About HDR?<\/h2>\n\n\n\n

This is where expectations should be realistic.<\/p>\n\n\n\n

The Acer Predator XB273U GS<\/strong> supports VESA DisplayHDR 400 and offers around 400 cd\/m\u00b2 brightness, but it does not have the local-dimming capability found in modern Mini LED displays.<\/p>\n\n\n\n

Its IPS panel also cannot match the near-perfect blacks of an OLED display.<\/p>\n\n\n\n

Therefore, HDR gaming can look better than ordinary SDR in some situations, but this is not a monitor I would recommend primarily for HDR movies.<\/p>\n\n\n\n

The better reason to buy it is the combination of:<\/p>\n\n\n\n