Samsung Odyssey G4 S27BG402 27" FHD IPS 240Hz Monitor

27-inch IPS

Maximum refresh rate

Response specification

sRGB coverage

Panel detail, color and motion

The native 1920 × 1080 IPS panel emphasizes fast motion while maintaining wide 178° viewing angles and 99% sRGB coverage. Samsung specifies 400cd/m² typical brightness and a 1000:1 typical contrast ratio, with HDR10 support for compatible material. Up to 240Hz refresh provides a high update ceiling; the game, graphics card and connection must support the desired output mode. The 1ms figure is gray-to-gray response, distinct from input latency and game frame rate.

Gaming controls for the selected mode

Samsung lists Eco Saving Plus, Eco Light Sensor, Eye Saver Mode, Flicker Free, FreeSync (FreeSync Premium), G-Sync (G-Sync Compatible), Off Timer Plus, Black Equalizer, Low Input Lag Mode, Virtual AIM Point, Refresh Rate Optimizor, Super Arena Gaming UX, Auto Source Switch+, Adaptive Picture, Ultrawide Game View. These controls let you adapt the image and input behavior to the task. The complete specification table retains the exact supported functions for this regional model.

Adaptive refresh and viewing control

FreeSync Premium and G-Sync Compatible support is provided for compatible graphics output. Refresh rate, pixel response and game frame rate describe different parts of the viewing experience. Use a supported graphics output, cable and display mode to access the desired refresh setting. Eye Saver Mode and Flicker Free add viewing controls.

Stand adjustment and alternative mounting

HAS: 120.0±5.0mm; Tilt: -3.0°(±2.0°) ~ +22.0°(±2.0°); Swivel: -15.0°(±2.0°) ~ +15.0°(±2.0°); Pivot: -92.0°(±2.0°) ~ +92.0°(±2.0°). The VESA mounting pattern is 100 x 100mm. Check the monitor weight without its stand, the arm load rating and the desk fixing before selecting an external arm. Exact dimensions and weights are included below.

Connections and desk placement

Two HDMI 2.0 inputs and one DisplayPort 1.2 input accommodate a PC and additional sources, with a headphone output for audio. Built-in speakers and USB-C are not included. The stand offers approximately 120mm height adjustment, swivel, tilt and portrait pivot, and the rear supports 100 × 100mm VESA mounting. Auto Source Switch+, Adaptive Picture, Black Equalizer, Virtual Aim Point and Low Input Lag Mode add practical gaming and desktop controls.

What resolution and maximum refresh rate does this monitor support?

Samsung specifies 1,920 x 1,080 native resolution and Max 240Hz maximum refresh. Available output modes depend on the connected device, cable and monitor settings.

What video connections are available?

Two HDMI 2.0 inputs and one DisplayPort 1.2 input accommodate a PC and additional sources, with a headphone output for audio.

Does this model support USB-C laptop charging?

USB-C laptop charging is not listed for this model. Use its listed video inputs and a separate laptop power connection.

What stand adjustments and VESA mount does it support?

HAS: 120.0±5.0mm; Tilt: -3.0°(±2.0°) ~ +22.0°(±2.0°); Swivel: -15.0°(±2.0°) ~ +15.0°(±2.0°); Pivot: -92.0°(±2.0°) ~ +92.0°(±2.0°). The VESA pattern is 100 x 100mm; check the monitor weight and arm requirements before mounting.