Monitors
Samsung 49" Odyssey OLED G91SD DQHD, 144Hz Gaming Monitor reviews
Product specifications and review coverage for this exact model.
Image supplied through Icecat
Product overview
Samsung LS49DG912SUXXU is listed in the computer monitors category. The recorded specifications include display diagonal: 124.5 cm (49"); display resolution: 5120 x 1440 pixels; panel type: OLED; maximum refresh rate: 144 Hz. This entry covers manufacturer code LS49DG912SUXXU. Specifications relate to this exact source record; other editions or packages may differ.
Automatically assembled from the source specifications. This is a factual summary, not a hands-on review.
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Specifications
Manufacturer code: LS49DG912SUXXU. Icecat product 124447839 · Checked 15 Sep 2026. The source lists this code for Great Britain. No specifications are transferred from other editions.
Key specifications
The main features to compare for this exact model. Missing details are not assumed.
| Screen size | 124.5 cm (49") |
|---|---|
| Screen resolution | 5120 x 1440 pixels |
| Panel type | OLED |
| Maximum refresh rate | 144 Hz |
| Response time | 0.03 ms |
| Display brightness (typical) | 250 cd/m² |
| High Dynamic Range (HDR) supported | Yes |
| HDMI ports | 1 |
| DisplayPort connections | 1 |
More product specifications
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Audio & listening3 details
| Built-in speakers | No |
|---|---|
| Headphone out | Yes |
| Black eQualizer function | Yes |
Display14 details
| Display technology | OLED |
|---|---|
| Touchscreen | No |
| Display brightness (min) | 200 cd/m² |
| Screen shape | Curved |
| Screen curvature rating | 1800R |
| Contrast ratio (typical) | 1000000:1 |
| Contrast ratio (dynamic) | 1000000:1 |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Display number of colours | 1 billion colours |
| Display diagonal (metric) | 124 cm |
| High Dynamic Range (HDR) technology | DisplayHDR 400 True Black, High Dynamic Range 10+ Gaming (HDR10 Plus Gaming) |
| Colour gamut standard | DCI-P3 |
| Colour gamut | 99% |
Camera, image & video2 details
| Built-in camera | No |
|---|---|
| Image size | Yes |
Connections & wireless11 details
| Built-in USB hub | No |
|---|---|
| USB hub version | 3.2 Gen 1 (3.1 Gen 1) |
| Number of USB Type-C upstream ports quantity | 1 |
| USB Type-C downstream ports quantity | 2 |
| HDMI | Yes |
| HDMI version | 2.1 |
| Micro HDMI ports quantity | 1 |
| DisplayPort out quantity | 1 |
| DisplayPort out version | 1.4 |
| DisplayPort version | 1.4 |
| Panel mounting interface | 100 x 100 mm |
Power & battery14 details
| Energy efficiency class (SDR) | G |
|---|---|
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 49 kWh |
| Energy consumption (HDR) per 1000 hours | 54 kWh |
| Power consumption (typical) | 49 W |
| Power consumption (standby) | 0.5 W |
| Power consumption (max) | 220 W |
| Power consumption (off) | 0.3 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Power supply type | External |
| Energy efficiency scale | A to G |
| Annual energy consumption | 72 kWh |
| Energy efficiency class | G |
Controls & features1 detail
| Operating temperature (T-T) | 0 - 40 °C |
|---|
Design & dimensions16 details
| Quantum dot color technology | Yes |
|---|---|
| Product colour | Silver |
| Feet colour | Silver |
| VESA mounting | Yes |
| Wall mountable | Yes |
| Height adjustment | Yes |
| Adjustable height (max) | 12 cm |
| Width (with stand) | 1194.7 mm |
| Depth (with stand) | 284.1 mm |
| Height (with stand) | 529.3 mm |
| Weight (with stand) | 12.9 kg |
| Width (without stand) | 1194.7 mm |
| Depth (without stand) | 180.8 mm |
| Height (without stand) | 365 mm |
| Weight (without stand) | 9.2 kg |
| Power cable length | 1.5 m |
Software & compatibility2 details
| Brand specific technologies | Eye Saver, Black Equalizer |
|---|---|
| Certification | Windows11 |
Further product details27 details
| HD type | Dual QHD |
|---|---|
| Native aspect ratio | 32:9 |
| Response time measurement type | GTG (Gray to Gray) |
| Viewable size, horizontal | 119.7 cm |
| Viewable size, vertical | 33.9 cm |
| DCI-P3 coverage | 99% |
| NVIDIA G-SYNC | Yes |
| NVIDIA G-SYNC type | G-SYNC Compatible |
| AMD FreeSync | Yes |
| AMD FreeSync type | FreeSync Premium Pro |
| Flicker-free technology | Yes |
| Game features | Super Arena Gaming UX |
| Market positioning | Gaming |
| HDCP | Yes |
| HDCP version | 2.2 |
| Tilt adjustment | Yes |
| Tilt angle range | -2 - 15° |
| Picture-in-Picture | Yes |
| Non-operating relative humidity (non-condensing) | 10 - 80% |
| Stand type | HAS stand |
| Picture-by-Picture (PbP) | Yes |
| Samsung Eye Saver Mode | Yes |
| Factory tunning | Yes |
| Off Timer Plus | Yes |
| Factory calibration report | Yes |
| Virtual AIM point | Yes |
| Auto source switch+ | Yes |
Packaging & supplied accessories5 details
| Package width | 1352 mm |
|---|---|
| Package depth | 474 mm |
| Package height | 240 mm |
| Package weight | 18.5 kg |
| Cables included | HDMI, DisplayPort, HDMI to Micro-HDMI, USB Type-C to USB Type-A |
Specifications describe the supplied product data, not measured review results. Battery life, range and performance figures are source claims and can vary with use.