
Unleash unparalleled gaming prowess with the world's first 5K2K WUHD (5120 x 2160) resolution OLED gaming monitor¹. This 45" curved UltraGear monitor elevates your gameplay experience with Dual Mode technology. Dual Mode lets a player switch between breathtaking UHD visuals at up to 165Hz, or Full HD at a blistering 330Hz for ultra-responsive gameplay in FPS, MOBA, or racing titles²—all at the touch of a hotkey. Immerse yourself in up to 1300 nits brightness in UltraGear OLED brilliance, boasting up to 98.5% DCI-P3 color coverage, a staggering 1.5M:1 contrast ratio, and DisplayHDR True Black 400. The dramatic 800R curve and 21:9 aspect ratio offer more vertical screen space than a 49” 32:9 display, pulling you deeper into the action like never before. A sleek, slim design offers adjustable height, tilt, and swivel controls for your perfect view, complemented by RGB backlighting to set the mood for your battlestation. Equipped with DisplayPort 2.1, HDMI 2.1 ports, and USB Type-C with 65W power delivery, plus NVIDIA G-SYNC Compatible and AMD FreeSync Premium Pro support, you’ll enjoy smooth, tear-free gaming at high refresh rates. UltraGear's 2-year limited warranty and OLED Care tools, give you OLED gaming peace of mind as well.
Q: What is the warranty period for this monitor?
A: This monitor comes with a 2-year limited warranty covering key components, including the OLED panel.
Q: How does Dual Mode enhance the gaming experience?
A: Dual Mode allows switching between 5K2K resolution at up to 165Hz and Wide Full HD at 330Hz for optimal performance in different game genres.
Q: What is the response time of this monitor?
A: This monitor boasts a near-instantaneous 0.03ms response time.
Q: Is this monitor compatible with G-SYNC and FreeSync?
A: Yes, this monitor is compatible with both NVIDIA G-SYNC and AMD FreeSync Premium Pro.
Q: Does this monitor have built-in speakers?
A: Yes, it has built-in speakers with DTS HP:X.
Q: What type of display does this monitor use?
A: This monitor uses OLED display technology.
Q: What is the peak brightness of this monitor?
A: The monitor reaches up to 1300 nits peak brightness.
A: I have personally used the Thunderbolt 5 cable straight to the back of the monitor. You will get full resolution with HDR and 165Hz using that cable straight from the laptop to the USB-C port on the back of the monitor. Tested with my 16-inch M4 max

Unleash unparalleled gaming prowess with the world's first 5K2K WUHD (5120 x 2160) resolution OLED gaming monitor¹. This 45" curved UltraGear monitor elevates your gameplay experience with Dual Mode technology. Dual Mode lets a player switch between breathtaking UHD visuals at up to 165Hz, or Full HD at a blistering 330Hz for ultra-responsive gameplay in FPS, MOBA, or racing titles²—all at the touch of a hotkey. Immerse yourself in up to 1300 nits brightness in UltraGear OLED brilliance, boasting up to 98.5% DCI-P3 color coverage, a staggering 1.5M:1 contrast ratio, and DisplayHDR True Black 400. The dramatic 800R curve and 21:9 aspect ratio offer more vertical screen space than a 49” 32:9 display, pulling you deeper into the action like never before. A sleek, slim design offers adjustable height, tilt, and swivel controls for your perfect view, complemented by RGB backlighting to set the mood for your battlestation. Equipped with DisplayPort 2.1, HDMI 2.1 ports, and USB Type-C with 65W power delivery, plus NVIDIA G-SYNC Compatible and AMD FreeSync Premium Pro support, you’ll enjoy smooth, tear-free gaming at high refresh rates. UltraGear's 2-year limited warranty and OLED Care tools, give you OLED gaming peace of mind as well.

Experience lightning-quick speed with up to a 240Hz refresh rate¹ and 0.03ms response time on a huge 45" WQHD curved OLED monitor. UltraGear Fact: The 45-inch 21:9 45” UltraGear OLED monitor delivers more screen area than a 49-inch 32:9 aspect ratio screen. The sweeping, steep 800R curve surrounds you in the action. And with the 240Hz refresh rate, and 0.03ms response time, the action is fast, the play seamless and precise. Dive into UltraGear OLED’s immaculate visuals with up to 98.5% of DCI-P3 color coverage and a 1,500,000:1 contrast ratio for stunning blacks and vibrant colors. LG's game-changing webOS streaming platform adds ease and versatility, letting you enjoy your favorite entertainment streaming platforms as well as cloud gaming services from one, simple to access home screen. Adaptive sync technologies FreeSync Premium Pro and NVIDIA G-SYNC compatibility ensure tear-free, stutter-free performance, whether you're on PC or next-gen consoles. Plus, the UltraGear's 2-year OLED limited warranty and OLED Care features give you peace of mind, keeping your UltraGear monitor in top shape. Designed for gamers, the virtually borderless design complements any gaming setup, with height, tilt, and pivot adjustments for optimal comfort. The RBG backlighting creates the mood that’ll upgrade any battlestation.

The ROG Strix OLED XG27UCDMG is a 27-inch, 240Hz 4K gaming monitor that boasts the latest fourth-generation QD-OLED technology to deliver supersharp visuals and crisp text. The cutting-edge QD-OLED panel offers greater longevity compared to previous OLED technologies and minimal flicker―even when frame rates fluctuate. With the addition of the Neo Proximity Sensor in the new ROG OLED Care Pro suite, the monitor transitions to a black screen when no user is detected, guarding against burn-in.

The world’s first 4K QD-OLED gaming monitor has arrived. The AW3225QF delivers ultimate visual fidelity with 4K resolution, Dolby Vision, a 240Hz refresh rate, and 0.03 ms minimum response time, plus superb color performance.
| Pros for LG - UltraGear 45" OLED Dual Mode (5K2K WUHD 165Hz, WFHD 330Hz) 0.03ms G-Sync/FreeSync Premium Pro Gaming Monitor - Black | |||
|---|---|---|---|
| Overall Performance, Screen Size, OLED Quality, Resolution, Refresh Rate | Overall Performance, Screen Size, OLED Quality, Refresh Rate, Resolution | Refresh Rate, Resolution, Color Quality, Design | OLED Quality, Refresh Rate, Picture Quality, Color, HDR |
| Cons for LG - UltraGear 45" OLED Dual Mode (5K2K WUHD 165Hz, WFHD 330Hz) 0.03ms G-Sync/FreeSync Premium Pro Gaming Monitor - Black | |||
| There were no cons for this product— | Connectivity, Software, Text Clarity | Proximity Sensor, HDR Performance, Speakers | Connectivity, Audio, Price, Ghosting |
Customers love the UltraGear 45" OLED Dual Mode monitor, highlighting its amazing overall performance and impressive screen size. The OLED quality and high resolution provide a sublime visual experience, while the fast refresh rate ensures smooth gameplay. Many users are blown away by the immersive experience and appreciate the great connectivity options.
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
This monitor is absolutely impressive. The OLED panel delivers deep blacks, vibrant colors, and incredible contrast, making everything look sharp and immersive. The dual-mode feature is a huge advantage 5K for productivity and content creation, and 330Hz FHD for ultra-smooth gaming. The size and curvature are perfect for multitasking, replacing a dual-monitor setup with ease. G-Sync and FreeSync work flawlessly with no tearing or stuttering. Build quality feels premium, setup was straightforward, and overall performance exceeds expectations. Expensive, but worth every dollar if you want top-tier performance for both work and gaming. Highly recommended.
Michel Posted
I don’t know normally leave reviews, but this monitor calls for it. Easily the most expensive screen I’ve ever used and it shows. The additional height on the monitor is fantastic, and I was genuinely overwhelmed during the first couple days of use. It fills up your entire field of vision and the colors/ resolution is sublime. The monitor controls are also easy to understand and the oled screen is of course important for the black level. While it is expensive I don’t think I can ever go back to a standard monitor. I’d buy this over the Odyssey any day of the week.
Obi1Jakobi Posted
From the moment I unboxed the LG UltraGear OLED gaming monitor, it elevated my gaming and multimedia experiences into a whole new realm. The OLED panel delivers deep, inky blacks and vibrant colors that genuinely bring every scene to life—whether it’s a dark, atmospheric RPG or a fast-paced edge-of-your-seat shooter. The ultra-smooth 240 Hz refresh rate (with response times as low as 0.03 ms) ensures razor-sharp motion clarity and ultra-responsive gameplay. HDMI 2.1 and DisplayPort 2.1 support made it a breeze to switch between my PC and console setups with no fuss at all
Hjoseph Posted