Samsung 25" Odyssey G4 G40H FHD 300Hz Gaming Monitor

25 inch · 1920 x 1080 · 300 Hz · IPS

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Screen size 25 inch
Resolution 1920 x 1080
Refresh rate 300 Hz
Panel IPS
Response time 1 ms

Samsung 25" Odyssey G4 G40H FHD 300Hz Gaming Monitor is a 25-inch monitor with 1920 x 1080 resolution, a 300 Hz refresh rate and IPS panel. The high refresh rate makes fast games look smoother. It came out in 2026.

Released: 2026-07-24

Specifications

Key specs

Screen size: 25 inch
Resolution: 1920 x 1080
Refresh rate: 300 Hz
Panel: IPS
Response time: 1 ms
Released: 2026-07-24
Part number: LS25HG400ENXZA

Display

Display diagonal: 63.5 cm (25")
Display resolution: 1920 x 1080 pixels
HD type: Full HD
Native aspect ratio: 16:9
Display technology: LCD
Panel type: IPS
Display brightness (typical): 300 cd/m²
Display brightness (min): 240 cd/m²
Response time: 1 ms
Response time measurement type: GTG (Gray to Gray)
Screen shape: Flat
Contrast ratio (typical): 1000:1
Maximum refresh rate: 300 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 16.7 million colours
Viewable size, horizontal: 54.3 cm
Viewable size, vertical: 30.3 cm
Display diagonal (metric): 62 cm
High Dynamic Range (HDR) supported: Yes
High Dynamic Range (HDR) technology: High Dynamic Range 10 (HDR10)
Colour gamut standard: sRGB
sRGB coverage (typical): 99%

Performance

NVIDIA G-SYNC: Yes
NVIDIA G-SYNC type: G-SYNC Compatible
AMD FreeSync: Yes
AMD FreeSync type: FreeSync Premium
Flicker-free technology: Yes
Game features: Super Arena Gaming UX

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Design

Market positioning: Gaming
Product colour: Black
Detachable stand: Yes
Feet colour: Black

Ports & interfaces

HDMI: Yes
HDMI ports quantity: 1
HDMI version: 2.0
DisplayPorts quantity: 1
DisplayPort version: 1.2
Headphone out: Yes
Headphone outputs: 1
HDCP: Yes
HDCP version: 2.2

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Wall mountable: Yes
Height adjustment: Yes
Adjustable height (max): 10.5 cm
Pivot: Yes
Pivot angle: -92 - 92°
Swivel angle range: -45 - 45°
Tilt adjustment: Yes
Tilt angle range: -3 - 25°
Black eQualizer function: Yes

Power

Power consumption (max): 48 W
AC input voltage: 100 - 240 V
AC input frequency: 50/60 Hz
Power supply type: External

Operational conditions

Operating temperature (T-T): 10 - 40 °C
Operating relative humidity (H-H): 10 - 80%

Weight & dimensions

Width (with stand): 557.7 mm
Depth (with stand): 250.2 mm
Height (with stand): 483.1 mm
Weight (with stand): 3.8 kg
Width (without stand): 557.7 mm
Depth (without stand): 45.7 mm
Height (without stand): 327.1 mm
Weight (without stand): 2.5 kg

Other features

Brand specific technologies: Eye Saver, Black Equalizer
Samsung Eye Saver Mode: Yes
Image size: Yes
Off Timer Plus: Yes
Virtual AIM point: Yes
Auto source switch+: Yes
Certification: Windows11

Check the manufacturer's page before buying.

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25" Odyssey G4 G40H FHD 300Hz Gaming Monitor vs similar monitors

	Samsung 25" Odyssey G4 G40H FHD 300Hz Gaming Monitor	Samsung G40H 25″ 300Hz Monitor	LG 25G550B-B 25″ 300Hz Monitor	Samsung LS25BG400ELXZX 25″ 240Hz Monitor
Screen size	25 inch	25 inch	25 inch	25 inch
Resolution	1920 x 1080	1920 x 1080	1920 x 1080	1920 x 1080
Refresh rate	300 Hz	300 Hz	300 Hz	240 Hz
Panel	IPS	IPS	IPS	IPS
Response time	1 ms	1 ms	1 ms	1 ms
Released	2026	2026	2026	2026