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68.5 cm (27) Odyssey G4 G40H FHD 300Hz Gaming Monitor

Black 27
LS27HG400EW

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68.5 cm (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 colors 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

Unparalleled smoothness for more wins

Two screens show a player riding a hovercraft in the desert. The image labeled ON is clearer than the image labeled OFF. AMD FreeSync Premium logo and NVIDIA G-Sync Compatible logo.

AMD FreeSync Premium

Get smooth action without disruption

Features

Epic Screen. Epic Play.

Feature Overview

Vivid colors 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 color 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 minimized lag.2

Immerse in smooth action without disruption

NVIDIA G-Sync Compatible

G-Sync compatibility syncs the GPU and panel to reduce choppiness, screen lag and image tearing. Along with AMD FreeSync Premium, it creates ultra-smooth scenes that flow smoothly to the next.3

Catch enemies with better visibility

Black Equalizer

Black Equalizer 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.

In-box items

Specifications

  • Aspect Ratio

    16:9

  • Brightness (Typical)

    300 cd/㎡

  • Contrast Ratio Static

    1,000:1

  • Resolution

    FHD (1920 x 1080)

  • Response Time

    1 (GTG)

  • Viewing Angle (H/V)

    178 / 178

  • Refresh Rate

    DisplayPort Max 300 Hz / HDMI Max 240 Hz

  • Screen Size (Class)

    68.5 cm

  • Flat / Curved

    Flat

  • Active Display Size (HxV) (mm)

    59.78 cm x 33.63 cm

  • 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 (1920 x 1080)

  • Response Time

    1 (GTG)

  • Viewing Angle (H/V)

    178 / 178

  • Colour Support

    Max 16.7M

  • sRGB Coverage

    99 %

  • Refresh Rate

    DisplayPort Max 300 Hz / HDMI Max 240 Hz

  • Energy Saving Solution

    Yes

  • Eye Saver Mode

    Yes

  • Flicker Free

    Yes

  • Image Size

    Yes

  • Windows Certification

    Windows11

  • FreeSync

    FreeSync Premium

  • G-Sync

    G-Sync Compatible

  • 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

    1 EA

  • Speaker

    No

  • Temperature

    10 ~ 40 ℃

  • Humidity

    10 ~ 80 (Non-Condensing)

  • Front Colour

    Black

  • Rear Color

    Black

  • Stand Colour

    Black

  • Stand Type

    HAS Pivot

  • HAS(Height Adjustable Stand)

    10.50 cm (±5.0)

  • Tilt

    -3˚(±2˚) ~ 25˚(±2˚)

  • Swivel

    -45˚(±3˚) ~ 45˚(±3˚)

  • Pivot

    -92˚(±2˚) ~ 92˚(±2˚)

  • Wall Mount

    10.00 cm x 10.00 cm

  • Power Supply

    AC 100 - 240 V

  • Power Consumption (Max)

    48 W

  • Type

    External Adaptor

  • Set Dimension with Stand (WxHxD)

    61.40 cm x 51.78 cm x 25.02 cm

  • Set Dimension without Stand (WxHxD)

    61.40 cm x 36.18 cm x 4.52 cm

  • Package Dimension (WxHxD)

    65.50 cm x 11.40 cm x 48.80 cm

  • 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

  • Manufactured by

    SAMSUNG ELECTRONICS HCMC CE COMPLEX CO. LTD. I-11,D2 ROAD, TANG NHON PHU B WARD,SAIGON HI-TECH PARK DISTRICT 9, HO CHI MINH CITY, VIETNAM-70000

  • Country of Origin

    Vietnam

  • Imported by

    Samsung India Electronics Pvt. Ltd. having its Registered Office at: 6th Floor, DLF Centre, Sansad Marg, New Delhi-110001

  • Contact us

    For All Product Related Complaints/assistance, please contact Manager, Customer Care Samsung India Electronics Pvt. Ltd., 6th Floor, DLF Centre, Sansad Marg, New Delhi - 110001 Email us at: support.india@samsung.com Tel (Toll Free): 1800 40 7267864 (1800 40 SAMSUNG)

  • Launch date

    May 1st, 2026

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68.5 cm (27) Odyssey G4 G40H FHD 300Hz Gaming Monitor

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User manual & downloads

User Manual

ver 2607020 | 1.08 MB

Jul 22. 2026

ENGLISH

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  • This page may include images or videos created using AI.Global No.1 Gaming monitor in 2019-2025 Source: IDC Quarterly PC Monitor Tracker 2025Q4 (Based on Value Amount)(* From 2019 to 2022, 100Hz or higher applied before the Gaming MNT Refresh rate change / 144Hz or higher applied thereafter)
  • 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 illustrative purposes.The application of the G-Sync logo on the package and product may vary depending on the time of purchase.G-Sync Compatible and AMD FreeSync™ are available only when compatible NVIDIA and AMD graphics cards are used, respectively. Go to feature
  • 4. Screen images simulated for demonstration purposes. Go to feature

*Images shown here are for representational purpose only, actual may vary. All features, specifications and prices are subject to change without prior notice. Model availability may vary from location to location.