LG 45GX950A-B Ultragear 45-Inch OLED Curved Gaming Monitor Review

The LG Ultragear 45GX950A-B is a next-generation gaming monitor built for players who want immersion, speed, and uncompromised visuals. With its massive 45-inch curved OLED panel, 5K2K WUHD resolution (5120 x 2160), dual-mode support, 165Hz refresh rate, and ultra-fast 0.03ms response time, it sets a new standard for premium gaming displays. Add in NVIDIA G-Sync, AMD FreeSync Premium Pro, HDR True Black 400, USB Type-C 90W power delivery, and DP 2.1 support, and you have a monitor that’s equally suited for hardcore gaming, creative work, and multitasking.

In this review, we’ll explore the design, display quality, gaming performance, refresh rate & response, HDR, connectivity, real-world use cases, pros and cons, and give you a clear verdict on whether the 45GX950A-B is worth your investment in 2025.

LG 45GX950A-B 45-inch Ultragear 5K2K WUHD (5120 x 2160) OLED Curved…

World’s First 5K2K OLED Gaming Monitor – Gaming like never before with the world’s first 5K2K WUHD (5120 x 2160) resolution on a massive 45” curved OLED screen. This unparalleled clarity…

Sleek Curved Design

The LG 45GX950A-B is an eye-catching centerpiece for any setup:

45-inch curved OLED panel delivers wide, immersive viewing.
Ultra-thin bezels maximize the screen’s presence.
Ergonomic stand supports tilt, height, and swivel adjustments.
Premium matte black finish with subtle RGB lighting accents for a futuristic gaming aesthetic.

Its curve and sheer size make it ideal for immersive single-screen setups, reducing the need for multiple monitors.

5K2K WUHD Resolution – 5120 x 2160

This monitor features 5K2K WUHD resolution, offering:

Ultra-wide 21:9 aspect ratio, perfect for immersive gameplay and multitasking.
Crisp detail and sharp text, ideal for both gaming and productivity.
Large screen real estate, letting you run multiple windows side-by-side without compromising clarity.
Stunning visuals for content creation, video editing, and media consumption.

The high pixel density ensures every detail looks lifelike and razor sharp.

OLED Technology – Stunning Visuals

As an OLED panel, the 45GX950A-B provides:

Perfect blacks thanks to pixel-level lighting.
Infinite contrast ratio for unmatched depth.
Vivid colors covering wide gamuts, perfect for HDR gaming and creative workflows.
Low blue light and flicker-free technology for comfortable long sessions.

Compared to traditional LCD monitors, OLED technology offers true cinematic visuals with incredible contrast and responsiveness.

165Hz Refresh Rate + 0.03ms Response Time

Gamers will appreciate the high refresh rate and ultra-low response time:

165Hz refresh rate delivers smooth, tear-free gameplay.
0.03ms response time (GtG) ensures lightning-fast pixel transitions.
Reduces ghosting and input lag for competitive titles.
Perfect for esports and fast-paced AAA games alike.

This makes the 45GX950A-B one of the fastest ultra-wide OLED monitors on the market.

G-Sync & FreeSync Premium Pro

For adaptive sync, LG includes support for both major technologies:

NVIDIA G-Sync Compatible for GeForce GPU users.
AMD FreeSync Premium Pro for Radeon GPU users.
Eliminates screen tearing and stuttering.
Ensures buttery-smooth frame pacing across varying FPS ranges.

Whether you’re team NVIDIA or AMD, this monitor delivers tear-free, fluid gameplay.

HDR True Black 400

The HDR True Black 400 certification ensures impressive HDR performance:

Deeper blacks and higher brightness for cinematic visuals.
Highlights pop with more intensity.
Wide color gamut supports realistic rendering in HDR-enabled games and movies.
Great balance between performance and panel longevity.

It enhances both games and entertainment content, making the monitor versatile beyond gaming.

Dual-Mode Functionality

One unique feature is Dual-Mode support:

Lets you adjust resolution scaling for different tasks.
Switch between ultra-wide immersive mode and more traditional resolutions for productivity.
Useful for gamers who want flexibility across genres.

This makes the monitor adaptable for both competitive gaming and professional workflows.

Connectivity – Future-Proof

The LG 45GX950A-B is equipped with modern ports and features:

DisplayPort 2.1 – supports high bandwidth for 5K2K resolution at high refresh rates.
USB Type-C with 90W Power Delivery – charges laptops and powers peripherals.
HDMI ports for consoles or secondary devices.
USB hub for easy connectivity of accessories.

With DP 2.1 and USB-C 90W, this monitor is ready for next-gen GPUs and high-performance laptops.

Real-World Use

Gaming

Immersive single-screen gaming with wide field of view.
Smooth performance in fast-paced shooters and racing games.
Stunning visuals in cinematic AAA titles.

Productivity

Ultra-wide resolution is perfect for multitasking, spreadsheets, and creative software.
Replaces dual-monitor setups with a single curved OLED panel.

Content Creation

Color accuracy and HDR performance make it excellent for photo editing, video production, and digital art.

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Pros & Cons

✅ Pros

Huge 45-inch curved OLED display with 5K2K resolution.
165Hz refresh rate and 0.03ms response time for competitive gaming.
OLED panel with perfect blacks and vibrant colors.
NVIDIA G-Sync & AMD FreeSync Premium Pro support.
HDR True Black 400 for realistic visuals.
USB-C 90W power delivery + DisplayPort 2.1 future-proofing.
Sleek design with ergonomic stand.

⚠️ Cons

Premium price compared to smaller monitors.
OLED panels require care to avoid burn-in over very long use.
Large size may overwhelm smaller desks.

Who Should Buy the LG 45GX950A-B?

This monitor is ideal for:

Hardcore gamers seeking immersive visuals and ultra-fast response.
Content creators who need color accuracy and high resolution.
Multitaskers who want a single large display instead of multiple monitors.
Professionals with high-end GPUs or laptops who want DP 2.1 and USB-C charging.

It may not be necessary for casual users or those with limited desk space, but for serious gamers and creators, it’s one of the best ultra-wide OLED monitors available in 2025.

Final Verdict

The LG 45GX950A-B Ultragear 45-Inch OLED Curved Gaming Monitor is a premium display that blends immersive 5K2K resolution, OLED visuals, lightning-fast refresh and response, adaptive sync, HDR performance, and future-ready connectivity. Whether for gaming, content creation, or productivity, it delivers exceptional versatility and performance.

If you’re ready to invest in a flagship ultra-wide OLED monitor, the LG 45GX950A-B is one of the most impressive options you can buy in 2025.

👉 Verdict: A feature-packed, future-proof OLED curved monitor that redefines immersion and performance for gamers and creators.

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