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Asus TUF Gaming VG259QM5A 25" specifications and in-depth review

Asus TUF Gaming VG259QM5A 25"

Manufacturer: Asus

The Asus TUF Gaming VG259QM5A is a 25-inch class gaming monitor built around a fast IPS panel that targets competitive and everyday gaming use alike. Its 240Hz refresh rate places it firmly in the high-performance tier, and the matte, anti-glare surface helps reduce reflections during extended sessions. The stand supports both tilt and swivel adjustments, and VESA mount compatibility gives users additional flexibility for third-party mounting solutions.

The display measures 24.5 inches diagonally with a 1920x1080 resolution at 89 ppi, backed by a 1ms response time and VESA Adaptive Sync support for smoother motion. Color coverage reaches 99% of the sRGB gamut, with a typical brightness of 300 nits and a contrast ratio of 1000:1 across 16.7 million colors. Connectivity includes two HDMI 2.0 ports, one DisplayPort 1.4 output, and a 3.5mm audio jack, while built-in stereo speakers deliver 2x2W of audio output. Operating power consumption is rated at 18W, with a 0.5W standby draw.

Pros
  • The 240Hz refresh rate combined with a 1ms response time makes for very smooth and responsive motion handling during fast-paced content
  • Wide 178-degree viewing angles both horizontally and vertically ensure consistent image quality from off-center positions
  • 99% sRGB coverage paired with support for color calibration gives users meaningful control over color accuracy
  • The stand supports both tilt and swivel adjustments, and VESA mount compatibility adds further flexibility for positioning
  • Built-in stereo speakers at 2x2W remove the immediate need for a separate audio solution
  • The matte, anti-glare panel surface helps reduce reflections in varied lighting environments
Cons
  • No USB ports of any kind limits the monitor's usefulness as a connectivity hub on the desk
  • Portrait mode is not supported, restricting orientation options for users who need vertical display layouts
  • The EU energy label of E indicates relatively low energy efficiency for a monitor of this size
  • Picture-in-Picture functionality is absent, which can be a limitation for multitasking across multiple sources
  • No USB Type-C input means users with modern laptops relying on that connection will need an adapter or alternative cable
Who is this for?

This monitor is a strong fit for competitive and fast-paced gaming, where its 240Hz refresh rate and 1ms response time translate directly into smoother motion and reduced input lag. Users who also care about color accuracy will appreciate the 99% sRGB coverage and color calibration support, making it workable for content creators handling sRGB-targeted workflows. The tilt and swivel stand, combined with VESA mount support, also suits those who want ergonomic flexibility or plan to integrate the display into a more structured desk setup.

Who is this NOT for?

Users who need multi-source or multi-device desk setups will find this monitor limiting, as it offers no USB ports and no USB Type-C input, restricting its role as a connectivity hub. Those requiring portrait mode orientation for coding, reading, or document work will need to look elsewhere, since the stand does not support vertical rotation. Additionally, users who prioritize energy efficiency should be aware that the EU energy label of E places this display toward the lower end of the efficiency scale.

Display:

Display type LED-backlit, LCD, IPS
response time 1 ms
screen size 24.5"
resolution 1920 x 1080 px
pixel density 89 ppi
Adaptive synchronization VESA Adaptive Sync
has anti-glare coating ✓
refresh rate 240Hz
maximum horizontal viewing angle 178º
maximum vertical viewing angle 178º
has a matte panel ✓
has a glossy panel ✕
has a touch screen ✕

The display uses LED-backlit LCD technology with an IPS panel, measuring 24.5 inches and delivering a 1920x1080 pixel resolution at 89 ppi. Its 240Hz refresh rate pairs with a 1ms response time and VESA Adaptive Sync support to keep motion smooth and tearing minimized during fast-paced content. The panel features a matte, anti-glare coating rather than a glossy finish, and offers wide viewing angles of 178 degrees both horizontally and vertically. The screen does not support touch input.

General info:

Type Gaming
EU energy label E
supports total tilt ✓
Has a swivel stand ✓
Supports VESA mount ✓
height 329 mm
width 559 mm
thickness 62 mm
weight 3400 g
supports portrait mode ✕
volume 11402.482 cm³

This is a gaming-type monitor carrying an EU energy label of E. The stand supports both tilt and swivel adjustments, and the unit is VESA mount compatible, offering flexibility for desk or arm-based setups. Portrait mode is not supported. Physical dimensions come in at 559mm wide, 329mm tall, and 62mm thick, with a total weight of 3400g and a volume of 11402.482 cm³.

Colors:

brightness (typical) 300 nits
supports color calibration ✓
display colors 16.7 million
contrast ratio 1000:1
sRGB coverage 99%

The monitor produces 16.7 million colors with a 99% sRGB coverage, making it well-suited for color-sensitive work and gaming alike. Typical brightness is rated at 300 nits, and the contrast ratio stands at 1000:1. Color calibration is supported, giving users the ability to fine-tune color output to their specific needs.

Connectivity:

HDMI ports 2
supports Thunderbolt ✕
DisplayPort outputs 1
DisplayPort version DisplayPort 1.4
has a socket for a 3.5 mm audio jack ✓
has a DVI connector ✕
USB ports 0
Has USB Type-C ✕
HDMI version HDMI 2.0
supports Ethernet ✕
supports Wi-Fi ✕
has AirPlay ✕
mini DisplayPort outputs 0
has a VGA connector ✕

The monitor offers two HDMI 2.0 ports and one DisplayPort 1.4 output for video input, along with a 3.5mm audio jack for headset connectivity. It carries no USB ports, and does not include USB Type-C, DVI, VGA, or mini DisplayPort connectors. Wireless and network connectivity options are absent as well, with no support for Wi-Fi, Ethernet, AirPlay, or Thunderbolt.

Power:

operating power consumption 18W
standby power consumption 0.5W

During normal use, the monitor draws 18W of power, while in standby mode consumption drops to a modest 0.5W.

Features:

has PiP ✕
has stereo speakers ✓
has built-in smart TV ✕
audio output power 2 x 2W
has a remote control ✕
supports Dolby Digital ✕
supports Dolby Digital Plus ✕
has DTS Surround ✕
has an ambient light sensor ✕
has a front camera ✕

The monitor includes built-in stereo speakers rated at 2x2W, providing basic audio output without the need for external speakers. It does not support Dolby Digital, Dolby Digital Plus, or DTS Surround audio formats. Picture-in-Picture, a remote control, an ambient light sensor, a front camera, and built-in smart TV functionality are all absent from this model.

Final Verdict

The Asus TUF Gaming VG259QM5A is a monitor built with a clear focus on fast, responsive display performance, and its specifications largely deliver on that promise. The 240Hz refresh rate paired with a 1ms response time forms a solid foundation for competitive gaming, while 99% sRGB coverage and color calibration support add a degree of versatility that extends its usefulness beyond pure gaming scenarios. Its ergonomic stand, anti-glare matte panel, and VESA compatibility round out a practical physical package. Where it falls short is in connectivity depth — the absence of USB ports, USB Type-C, and portrait mode support means it works best as a dedicated display rather than a multifunctional desk centerpiece. For users whose primary goal is a fast, color-capable gaming monitor with flexible mounting options, the VG259QM5A presents a well-defined and coherent set of specifications for that purpose.