LG 27G550B-B FHD 300Hz G-Sync HDR IPS 27n Monitor
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About this product
- Brand
- LG
- Store
- PC Case Gear
- Category
- Electronics > Video > Computer Monitors
- SKU
- 27G550B-B
Specifications
- Resolution
- Full HD (1080p)
- Refresh rate
- 300Hz
- Panel type
- IPS
The LG 27G550B-B FHD 300Hz G-Sync HDR Monitor features a 27inch IPS panel with a 1920 x 1080 max resolution, 300Hz refresh rate, 1ms (GtG) response time, HDR 10 support, AMD FreeSync Premium and NVIDIA G-SYNC compatibility, black stabiliser, built in FPS Counter and crosshair technologies, with an ergonomic fully adjustable stand.
Features
27-inch UltraGear™ G5, 300Hz FHD Gaming Monitor
- 27-inch FHD (1920x1080) IPS display
- 300Hz Refresh Rate, 1ms (GtG) Response Time
- HDR 10 with sRGB 99% (Typ.), Support 16.7 M Colours
- NVIDIA® G-SYNC® Compatible / AMD FreeSync™ Premium
- 3-Side virtually borderless design
- Clutter-free L-Stand
LG UltraGear™
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
- Fluid gaming motion with 300Hz refresh rate
- Feel actual combat with vivid colour - IPS, HDR & sRGB 99%
- Smooth motion that keeps you immersed
- 1ms (GtG) Quick response
- Virtually borderless, visually elevated

Fluid Gaming Motion with 300Hz Refresh Rate
To bring a 300Hz refresh rate for fluid, crystal-clear visuals, while minimising motion blur. Dive into more immersive gameplay with every frame.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

1ms (GTG). Quick Response for Gameplay.
The 1ms (GtG) response time is built to reduce reverse ghosting, helping maintain clearer on-screen transitions for smoother, more responsive gameplay.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

Smooth Motion That Keeps You Immersed
Minimise tears and lags with NVIDIA® G-SYNC® compatible and AMD FreeSync™ Premium technology. Experience significantly reduced screen tearing and stuttering for smooth visuals with minimised motion blur and ghosting.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
*The performance of the feature is compared to the models not applying the sync technology.
*Errors or delays may occur depending on the network connection.

Feel Actual Combat with Vivid Colour
This monitor offers 99% sRGB coverage, providing a wide colour spectrum that enables high-fidelity colour representation with its IPS display for an immersive gaming experience. It allows gamers to experience dramatic battlefields as intended by the game developers.
- IPS - LG IPS™ monitor displays outstanding colour accuracy with a wide viewing angle.
- HDR - HDR 10 (high dynamic range) supports specific levels of colour and brightness.
- sRGB 99% - With 99% coverage of the sRGB spectrum, it is a great solution for accurate colour display.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
Smarter Control, Seamless Switching by LG Switch
With the LG Switch app, it's easy to optimise your monitor for both gaming and everyday use. Effortlessly manage your monitor settings—adjust image quality and brightness to your preference, then apply your settings instantly using a hotkey. The app also lets you split the screen into 11 layouts and launch your video call platform in a click—bringing even more convenience to your setup.
*LG Switch requires software and manual download from LG.com for proper use.

Dynamic Action Sync
Reducing input lag with Dynamic Action Sync, gamers can catch critical moments in real-time and respond quickly.

Black Stabiliser
Black Stabiliser enhances visibility in dark scenes, revealing hidden details and improving clarity for smoother navigation through shadowy environments or sudden light changes.

Crosshair
The target point is fixed in the centre to enhance shooting accuracy.
FPS Counter
The FPS Counter will let you see how well everything is loading. Whether you're editing, playing games, or watching a movie, every frame matters, and with the FPS Counter, you'll have real-time data.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
Virtually Borderless, Visually Elevated
Experience LG's space-efficient design featuring an adjustable base with tilt, pivot, swivel, and height. A clutter-free slim stand is designed to minimise desk space usage and eliminate dead space efficiently, while adding a sleeker, more refined look to your setup.
- Swivel
- Tilt
- Height
- Pivot
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
