Quick/Comparisons
The LG 27US550-W's IPS panel with accurate colors and wide viewing angles makes it the better choice for photography, outperforming the Samsung Odyssey OLED G9's OLED panel in this regard.
The Samsung Odyssey OLED G9's high 144Hz refresh rate and Adaptive Sync for tear-free gaming make it the superior choice for gaming, outperforming the LG 27US550-W's capabilities in this area.
The LG 27US550-W's ultra-sharp 4K resolution and 3-year warranty make it a more practical choice for everyday use, offering a balance of quality and durability.
| https://www.amazon.com/s?k=LG%2027US550-W%2027%20inch%20Ultra%20HD%204K%20Monitor&tag=10274805-20 | Buy Now | https://www.amazon.com/s?k=Samsung%20Odyssey%20OLED%20G9%20LS49DG910SWXXL%2049%20inch%20Dual%20Quad%20HD%20Gaming%20Monitor&tag=10274805-20 |
| 27 inches display | IPS | 3840 x 2160 pixels (4K UHD) | 60Hz | 5 ms response | 1.07 B | Key Difference | 49 inches display | OLED | 5120 x 1440 pixels | 144Hz | 0.03 ms response | 1.07 B |
| Launched | Launch Status | Launched |
| 9.1 | Rating | 9.0 |
| 90 | Votes | 55 |
| LG 27US550-W 27 inch Ultra HD 4K Monitor is a 27 in IPS Monitor. It has a 3840 x 2160 pixels (4K UHD) resolution and a 60 Hz refresh rate. It has a 5 ms response time. Notable features include 2 x HDMI, 1 x DisplayPort v1.4, Anti-Glare and Headphone Jack. | Description | Samsung Odyssey OLED G9 LS49DG910SWXXL 49 inch Dual Quad HD Gaming Monitor is a 49 in Curved OLED Monitor. It has a 5120 x 1440 pixels resolution and a 144 Hz refresh rate. It has a 0.03 ms response time and Adaptive Sync support. Notable features include 3 x USB-C, 2 x HDMI v2.1, 1 x DisplayPort v1.4 and Headphone Jack. |
| LG | Brand | Samsung |
| 27US550-W | Model | LS49DG910SWXXL |
| 613.5 x 363.5 x 45.4 mm | Dimensions | 1194.7 x 365 x 180.8 mm |
| 253.2 mm | Depth with Stand | 284.1 mm |
| 539.2 mm | Height with Stand | 529.3 mm |
| 4.2 kg | Weight | 9.2 kg |
| 6.8 kg | Weight with Stand | 12.9 kg |
| IPS | Panel Type | OLED |
| Flat | Form Factor | Curved |
| 3 years Warranty | Warranty | 3 years Warranty |
| 27 inches | Size | 49 inches |
| — | PPI | — |
| 16:9 | Aspect Ratio | 32:9 |
| Yes | Anti Glare Screen | No |
| Flicker Safe, HDR10 | Features | 1800R Curvature, VESA DisplayHDR True Black 400, HDR10+ Gaming, Eye Saver Mode, Flicker Free |
| 3840 x 2160 pixels (4K UHD) | Resolution | 5120 x 1440 pixels |
| 60 Hz | Max Refresh Rate | 144 Hz |
| 700:1 (Min), 1000:1 (Typ) | Contrast Ratio | 1,000,000:1 |
| 5 ms | Response Time | 0.03 ms |
| 240 nits (Min), 300 nits (Typ) | Brightness | 200 cd/㎡ (Min), 250 cd/㎡ (Typ) |
| — | Backlight | — |
| — | Adaptive Sync | Yes, AMD FreeSync, NVIDIA G-Sync |
| 1.07 B | Color Gamut | 1.07 B |
| 178 ° | Horizontal Viewing Angle | 178 ° |
| 178 ° | Vertical Viewing Angle | 178 ° |
| No USB Port | USB Ports | 3 x USB Type-C |
| — | USB Port Details | 1 x USB Type-C (Upstream), 2 x USB 3.2 Gen 1 Type-C (Downstream) |
| Yes | Headphone Jack | Yes |
| 1 x Display Port v1.4 | Display Port | 1 x Display Port v1.4 |
| 2 x HDMI Port | HDMI | 2 x HDMI v2.1 Port |
| — | Speakers | — |
| Height Adjustable, Swivel & Pivot Support, Reader Mode, Black Stabilizer, Color Weakness, Dynamic Action Sync, HDR Effect, Smart Energy Saving, Super Resolution+ | Other Features | Height Adjustable, Picture-In-Picture, Picture-By-Picture, Quantum Dot Color, Image Size, Windows Certification, Off Timer Plus, Virtual AIM Point, Auto Source Switch+, Super Arena Gaming UX |
| — | Stand Tilt | -2°~15° |
| 100 x 100 mm | Wall Mounting | 100 x 100 mm |
| Yes | HDCP Support | Yes |
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