27" Odyssey G4 G40H FHD 300Hz Gaming Monitor

Black 27"
0 (0) LS27HG400EEXXS

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27" Odyssey G4 G40H FHD 300Hz Gaming Monitor
Black 27"

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Highlights

Fast IPS logo and 178-degree wide viewing angle logo, with three monitors displaying the same aerial combat scene from different angles.

Fast IPS

Vivid colours across the whole screen

Samsung G4 monitor displaying a racing game with a yellow racing car in motion, highlighting 300Hz refresh rate and 1ms response time for smooth gameplay.

300Hz Refresh Rate & 1ms Response Time

Unparalleled smoothness for more wins

Side-by-side comparison of gaming visuals with AMD FreeSync Premium on and off, showing a rider on a futuristic hover bike in a desert. The FreeSync ON image is clear and sharp, while the OFF image appears blurry.

AMD FreeSync Premium

Get smooth action without disruption

Features

Epic Screen. Epic Play.

Feature Overview

Vivid colours across the whole screen

Fast IPS

Enjoy realistic game scenes on the Odyssey G4 with Fast IPS panel. The 178° wide viewing angle accurately delivers clear, crisp hues that stay consistent from various viewpoints, while quick response time reduces motion blur and ghosting — providing an engaging gaming experience.

Enhanced brightness and clearer details

HDR10

Immerse yourself in lifelike visuals with improved contrast and colour accuracy, thanks to HDR10. The high dynamic range on the Odyssey G4 provides brighter highlights and nuanced shadows for added depth — making scenes feel more vivid and realistic.1

Unparalleled smoothness for more wins

300Hz Refresh Rate & 1ms Response Time

React fast and stay ahead of the competition on the Odyssey G4 with a 300Hz refresh rate and 1ms GtG response time. This display delivers split-second responsiveness and ensures that your moves are captured in real-time, giving you unbeatable gaming precision with minimised lag.2

Get smooth action without disruption

AMD FreeSync Premium

Keep your fast-action games fluid with variable refresh rate (VRR) and AMD FreeSync Premium on the Odyssey G4. The synced GPU and panel reduce choppiness, screen lag and image tearing, setting you up for even the most intense gaming sessions.3

Catch enemies with better visibility

Black Equaliser

Black Equaliser allows you to adjust dark areas in games, so you can locate your opponents in even the deepest shadows.4

Hit your marks with next-level accuracy

Virtual Aim Point

Gain precision in your shots with Virtual Aim Point. Crosshairs on the Odyssey G4's screen increase the accuracy of your aim when the action peaks.

Maintain winning streaks with ease

Ergonomic Stand

Reach the height of winning in total comfort with Samsung's Ergonomic Stand. Simply swivel, tilt and adjust your Odyssey G4 until all enemies are in perfect view.

Specifications

  • Resolution

    FHD (1,920 x 1,080)

  • Aspect Ratio

    16:9

  • Brightness (Typical)

    300 cd/㎡

  • Contrast Ratio Static

    1,000:1

  • Response Time

    1ms(GTG)

  • Refresh Rate

    DisplayPort Max 300Hz / HDMI Max 240Hz

  • Viewing Angle (H/V)

    178/178

  • Screen Size (Class)

    27

  • Flat / Curved

    Flat

  • Active Display Size (HxV) (mm)

    597.888 x 336.312

  • Aspect Ratio

    16:9

  • Panel Type

    IPS

  • Brightness (Typical)

    300 cd/㎡

  • Brightness (Min)

    240 cd/㎡

  • Contrast Ratio Static

    1,000:1

  • HDR(High Dynamic Range)

    HDR10

  • Resolution

    FHD (1,920 x 1,080)

  • Response Time

    1ms(GTG)

  • Viewing Angle (H/V)

    178/178

  • Colour Support

    Max 16.7M

  • sRGB Coverage

    99%

  • Refresh Rate

    DisplayPort Max 300Hz / HDMI Max 240Hz

  • Energy Saving Solution

    Yes

  • Eye Saver Mode

    Yes

  • Flicker Free

    Yes

  • Image Size

    Yes

  • Windows Certification

    Windows11

  • FreeSync

    FreeSync Premium

  • G-Sync

    No

  • Off Timer Plus

    Yes

  • Black Equalizer

    Yes

  • Virtual AIM Point

    Yes

  • Super Arena Gaming UX

    Yes

  • Auto Source Switch

    Auto Source Switch+

  • Smart Type

    No

  • Display Port

    1 EA

  • Display Port Version

    1.2

  • HDCP Version (DP)

    2.2

  • HDMI

    1 EA

  • HDMI Version

    2.0

  • HDCP Version (HDMI)

    2.2

  • Headphone

    Yes

  • USB-C

    No

  • Speaker

    No

  • Temperature

    10 ~ 40 ℃

  • Humidity

    10 ~ 80 (Non-Condensing)

  • Front Colour

    BLACK

  • Rear Colour

    BLACK

  • Stand Colour

    Black

  • Stand Type

    HAS PIVOT

  • HAS(Height Adjustable Stand)

    105.0(±5.0)

  • Tilt

    -3˚(±2˚) ~ 25˚(±2˚)

  • Swivel

    -45˚(±3˚) ~ 45˚(±3˚)

  • Pivot

    -92˚(±2˚) ~ 92˚(±2˚)

  • Wall Mount

    100 x 100

  • Power Supply

    AC 100 - 240 V

  • Power Consumption (Max)

    48 W

  • Type

    External Adaptor

  • Set Dimension with Stand (WxHxD)

    614 x 517.8 x 250.2 mm

  • Set Dimension without Stand (WxHxD)

    614 x 361.8 x 45.2 mm

  • Package Dimension (WxHxD)

    488 x 114 x 655 mm

  • Set Weight with Stand

    4.0 kg

  • Set Weight without Stand

    2.7 kg

  • Package Weight

    5.5 kg

  • Power Cable Length

    1.5 m

  • DP Cable

    Yes

User manual & downloads

User Manual

ver 2601150 | 0.65 MB

Feb 01. 2026

ENGLISH

Download
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  • 1. Screen images simulated for illustrative purposes. Go to feature
  • 2. Refresh rate and response time may vary based on the performance of the input source.'1ms' means one millisecond, which is the average response time range between 1.00ms and 1.99ms, truncated to a whole number.Based on GtG measured under internal test conditions. Results may vary by content and monitor settings (Requires ‘Extreme mode' setting).GtG (Gray to Gray) measures the time taken for a monitor pixel to change from one gray value to another. Go to feature
  • 3. Screen images simulated for demonstration purposes.AMD FreeSync Premium is available only when a compatible AMD graphics card is used. Go to feature
  • 4. Screen images simulated for demonstration purposes. Go to feature