Samsung S55GH 34″ 120Hz Monitor

34 inch · 3440 x 1440 · 120 Hz · VA

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Screen size 34 inch
Resolution 3440 x 1440
Refresh rate 120 Hz
Panel VA
Response time 5 ms

Samsung S55GH 34″ 120Hz Monitor is a 34-inch monitor with 3440 x 1440 resolution, a 120 Hz refresh rate and VA panel. Fine for work and everyday use; for fast shooters look at 144 Hz and up. It came out in 2026.

Released: 2026-06-11

Specifications

Key specs

Screen size: 34 inch
Resolution: 3440 x 1440
Refresh rate: 120 Hz
Panel: VA
Response time: 5 ms
Released: 2026-06-11
Part number: LS34H550GAUXEN
EAN / UPC: 8806099184940

Display

Display diagonal: 86.4 cm (34")
Display resolution: 3440 x 1440 pixels
HD type: UltraWide Quad HD
Native aspect ratio: 21:9
Display technology: LCD
Panel type: VA
Display brightness (min): 250 cd/m²
Response time: 5 ms
Response time measurement type: GTG (Gray to Gray)
Screen shape: Curved
Contrast ratio (typical): 3000:1
Maximum refresh rate: 120 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 16.7 million colours
Viewable size, horizontal: 79.7 cm
Viewable size, vertical: 33.4 cm
Display diagonal (metric): 86 cm
High Dynamic Range (HDR) supported: Yes
High Dynamic Range (HDR) technology: High Dynamic Range 10 (HDR10)
sRGB coverage (typical): 99%

Performance

AMD FreeSync: Yes
AMD FreeSync type: FreeSync Premium
Flicker-free technology: Yes

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Design

Market positioning: Gaming
Product colour: Black
Feet colour: Black

Ports & interfaces

HDMI: Yes
HDMI ports quantity: 1
HDMI version: 2.0
DisplayPorts quantity: 1
DisplayPort out version: 1.4
Headphone out: Yes
Headphone outputs: 1
HDCP: Yes
HDCP version: 2.2

Ergonomics

VESA mounting: Yes
Panel mounting interface: 75 x 75 mm
Tilt adjustment: Yes
Tilt angle range: -2 - 20°
Picture-in-Picture: Yes

Power

Energy efficiency class (SDR): F
Energy efficiency class (HDR): G
Energy consumption (SDR) per 1000 hours: 28 kWh
Energy consumption (HDR) per 1000 hours: 36 kWh
Power consumption (typical): 28 W
Power consumption (standby): 0.5 W
Power consumption (max): 48 W
AC input voltage: 100 - 240 V
AC input frequency: 50/60 Hz
Power supply type: External
Energy efficiency scale: A to G

Operational conditions

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

Weight & dimensions

Width (with stand): 808.6 mm
Depth (with stand): 278.7 mm
Height (with stand): 462 mm
Weight (with stand): 5.5 kg
Width (without stand): 808.6 mm
Depth (without stand): 103.8 mm
Height (without stand): 365.9 mm
Weight (without stand): 5 kg

Other features

Picture-by-Picture (PbP): Yes
Samsung Eye Saver Mode: Yes
Eco Saving Plus: Yes
Off Timer Plus: Yes
Auto source switch+: Yes

Check the manufacturer's page before buying.

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S55GH vs similar monitors

	Samsung S55GH 34″ 120Hz Monitor	Samsung 34" ViewFinity S5 S55GH Ultra WQHD 120Hz Monitor	LG 34U601B-B 34″ 120Hz Monitor	LG UltraWide U6 34U601B, 34-inch WQHD Curved (1800R) 120Hz Monitor
Screen size	34 inch	34 inch	34 inch	34 inch
Resolution	3440 x 1440	3440 x 1440	3440 x 1440	3440 x 1440
Refresh rate	120 Hz	120 Hz	120 Hz	120 Hz
Panel	VA	VA	VA	VA
Response time	5 ms	5 ms	5 ms	5 ms
Released	2026	2026	2026	2026