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Acer Nitro KG240Y M5biip 23.8" specifications and in-depth review

Acer Nitro KG240Y M5biip 23.8"

Manufacturer: Acer

The Acer Nitro KG240Y M5biip is a 23.8-inch gaming monitor built around an IPS, LED-backlit panel with a 180Hz refresh rate, making it a straightforward option for users who prioritize smooth motion in fast-paced gaming. It supports AMD FreeSync for adaptive synchronization and delivers a 1ms response time, helping to reduce ghosting during gameplay. The monitor weighs 2700g, supports tilt adjustment, and is compatible with VESA mounting for flexible placement.

The display outputs a 1920 x 1080 resolution at 92 ppi with a contrast ratio of 1000:1, a typical brightness of 250 nits, and 99% sRGB coverage across 16.7 million colors. Viewing angles reach 178 degrees both horizontally and vertically. On the connectivity side, the monitor provides two HDMI 2.0 ports and one DisplayPort output, though it lacks USB ports, a 3.5mm audio jack, Wi-Fi, Ethernet, and USB Type-C. Operating power consumption is rated at 48W, and the panel does not include stereo speakers, a camera, or an ambient light sensor.

Pros
  • A 180Hz refresh rate provides smooth motion rendering well-suited to fast-paced gaming
  • The 1ms response time helps minimize ghosting and motion blur during gameplay
  • AMD FreeSync support enables adaptive synchronization to reduce screen tearing
  • 99% sRGB color coverage delivers consistent and accurate color reproduction for a gaming panel
  • Wide 178-degree viewing angles both horizontally and vertically ensure a stable image across a broad range of positions
  • VESA mount compatibility allows the monitor to be used with third-party arms and wall mounts
Cons
  • No 3.5mm audio jack means users cannot connect headphones or speakers directly to the monitor
  • The absence of USB ports eliminates any hub functionality, requiring additional peripherals to connect devices
  • Typical brightness of 250 nits is relatively modest and may be limiting in bright environments
  • Color calibration is not supported, making the display less suitable for color-critical work
  • No swivel stand is included, restricting horizontal repositioning without a separate mount
  • Portrait mode is not supported, limiting orientation flexibility for users who need a vertical layout
Who is this for?

This monitor is a solid fit for everyday gamers who want a responsive display for fast-paced titles, thanks to its 180Hz refresh rate and 1ms response time. The inclusion of AMD FreeSync makes it well-suited to users with compatible AMD graphics setups who want to reduce screen tearing without additional configuration. The 99% sRGB coverage also makes it a reasonable choice for users who want reasonably accurate color reproduction for general desktop use alongside gaming, and VESA mount support gives users who prefer aftermarket stands or wall mounts the flexibility to set it up their way.

Who is this NOT for?

Users who need a monitor for color-critical work such as photo editing or graphic design will find this display limiting, as it does not support color calibration and its typical brightness of 250 nits may fall short in well-lit environments. The complete absence of USB ports and a 3.5mm audio jack makes it a poor fit for users who rely on a monitor as a connectivity hub for peripherals or audio devices. Those who need portrait orientation, a swivel stand, or a more versatile ergonomic setup will also find the physical adjustment options too restricted for their needs.

Display:

Display type LED-backlit, IPS
response time 1 ms
screen size 23.8"
resolution 1920 x 1080 px
pixel density 92 ppi
Adaptive synchronization AMD FreeSync
has anti-glare coating ✕
refresh rate 180Hz
maximum horizontal viewing angle 178º
maximum vertical viewing angle 178º
has a matte panel ✕
has a glossy panel ✕
has a touch screen ✕

The display is a 23.8-inch LED-backlit IPS panel running at a 180Hz refresh rate with a 1ms response time, suited to fast-paced gaming use. It outputs a 1920 x 1080 resolution at 92 ppi and supports AMD FreeSync for adaptive synchronization. Horizontal and vertical viewing angles both reach 178 degrees. The panel does not have an anti-glare coating, is neither matte nor glossy in finish, and does not support touch input.

General info:

Type Gaming
supports total tilt ✓
Has a swivel stand ✕
Supports VESA mount ✓
weight 2700 g
supports portrait mode ✕

This is a gaming monitor that supports tilt adjustment and is compatible with VESA mounting, offering some flexibility in how it can be positioned or mounted. It weighs 2700g and does not include a swivel stand or support for portrait mode orientation.

Colors:

brightness (typical) 250 nits
supports color calibration ✕
display colors 16.7 million
contrast ratio 1000:1
sRGB coverage 99%

The display covers 99% of the sRGB color space and renders 16.7 million colors, with a contrast ratio of 1000:1 and a typical brightness of 250 nits. Color calibration is not supported out of the box, so users relying on precise color accuracy workflows will need to account for that limitation.

Connectivity:

HDMI ports 2
supports Thunderbolt ✕
DisplayPort outputs 1
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 provides two HDMI 2.0 ports and one DisplayPort output for video input, covering the most common display connection standards. There are no USB ports, no USB Type-C, and no 3.5mm audio jack, and the monitor does not support Thunderbolt, DVI, VGA, mini DisplayPort, Ethernet, Wi-Fi, or AirPlay, keeping the connectivity set focused strictly on video signal inputs.

Power:

operating power consumption 48W

The monitor draws 48W during normal operation, reflecting a modest power draw consistent with a display of this size and panel type.

Features:

has PiP ✕
has stereo speakers ✕
has built-in smart TV ✕
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 does not include stereo speakers, a front camera, an ambient light sensor, or a remote control, and there is no support for PiP, built-in smart TV functionality, Dolby Digital, Dolby Digital Plus, or DTS Surround. The feature set is stripped back to focus purely on display output, with no supplementary audio or smart features built in.

Final Verdict

The Acer Nitro KG240Y M5biip is a focused 23.8-inch gaming monitor that delivers where it counts for its intended audience — the 180Hz refresh rate paired with a 1ms response time makes for a genuinely responsive gaming experience, and AMD FreeSync support adds practical value for compatible setups. The 99% sRGB coverage is a welcome addition that extends its usefulness beyond pure gaming. That said, the monitor's connectivity and ergonomic options are deliberately lean, and users who need audio output, USB hub functionality, or flexible stand adjustments will find it falls short of those demands. For a gaming-first user who wants a smooth, color-capable display without extra frills, the KG240Y M5biip is a competent and straightforward choice.