# 45 inch LG OLED gaming monitor with 240Hz refresh rate has hundreds slashed off the price in this limited time Amazon deal > Source: > Published: 2026-06-21 22:26:00+00:00 👋 Newsletters Subscribe to our newsletters Sign up for our free, weekly newsletter! Subscribe By signing up, you acknowledge our privacy policy and may receive occasional deal communications; you can unsubscribe anytime. 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When you buy through links on our site, we may earn an affiliate commission. Read More Table of Contents What we like about this LG UltraGear 45GX900A-B monitor Massive 45-inch OLED ultrawide 240Hz OLED speed Early Prime Day deals Deep blacks and strong HDR presentation HDMI 2.1, DisplayPort, and USB-C Prime Day is coming — don’t miss the deals Who should buy this OLED ultrawide monitor? Alternative deals on OLED displays The LG UltraGear 45GX900A-B is a premium immersive gaming monitor with a huge OLED panel, 240Hz refresh rate, 0.03ms response, deep contrast, and strong connectivity. It is a standout choice for users who want scale and speed in one OLED display. This monitor should feel fast, smooth, and visually dramatic in every scenario you throw at it. The 800R curve pulls the image into your peripheral vision, while OLED contrast gives games and HDR content a premium look. The combination of the high refresh rate and unbeatable OLED response times will also give you that edge in fast-paced competitive titles. Act fast while this excellent offer still lasts! Prices and savings subject to change. Click through to get the current deal prices. Custom URL Save 47% now! LG 45GX900A-B 45-Inch Ultragear WQHD OLED Curved Gaming Monitor 3440 x 1440, 240Hz, 0.03ms, NVIDIA G-Sync, VESA DisplayHDR True Black 400, HDMI 2.1, DisplayPort, USB Type-C PD 65W, Black Best Deals deal @ amazon Load more What we like about this LG UltraGear 45GX900A-B monitor Massive 45-inch OLED ultrawide The LG 45GX900A-B uses a 44.5-inch 3440 x 1440 OLED panel with a 21:9 aspect ratio, giving it an extremely immersive feel. LG claims the 45-inch 21:9 format offers more screen area than a 49-inch 32:9 display, making it excellent for cinematic gaming. 240Hz OLED speed With a 240Hz refresh rate and 0.03ms response time, this monitor is built for fast, fluid gameplay. OLED’s near-instant pixel response helps reduce ghosting and smearing, while the high refresh rate improves motion clarity and responsiveness. Early Prime Day deals Prime Day is almost here, and we've found all the best early deals on tech and gaming. AMD Ryzen 7 9800X3D - was $479 now $449 Samsung 32" Odyssey G55C - was $329 now $189 Amazon Kindle Colorsoft Essentials Bundle - was $306.27 now $172.97 Hisense 100" U7 Mini-LED - was $4,499 now $2,797 Skytech Gaming King 95 Gaming PC - was $3,699 now $3,499 Prices correct as of June 18th on Amazon.com. Deep blacks and strong HDR presentation OLED contrast is the big visual advantage here, with a claimed 1,500,000:1 contrast ratio, up to 98.5% DCI-P3 coverage, and VESA DisplayHDR True Black 400. Dark scenes should look especially rich, with precise shadow detail and excellent black levels. HDMI 2.1, DisplayPort, and USB-C Connectivity is strong, with HDMI 2.1, DisplayPort 1.4, and USB-C with 65W power delivery. FreeSync Premium Pro and G-Sync compatibility also make it flexible for AMD, NVIDIA, PC, and console setups. Prime Day is coming — don’t miss the deals Get ready for exclusive savings with Prime. Ages 18–24 can get a 6-month Prime trial for $0 Start your Prime trial → Who should buy this OLED ultrawide monitor? The LG 45GX900A-B is for gamers who want maximum immersion from an OLED ultrawide rather than a compact esports display. It is especially suited to racing games, RPGs, simulators, cinematic single-player titles, and high-end PC setups. Alternative deals on OLED displays Prices and savings subject to change. Click through to get the current deal prices. Custom URL Save 45% now! SAMSUNG 27” Odyssey OLED G6 G60SF QHD QD-OLED Gaming Monitor 500Hz Refresh Rate, 0.03ms (GtG) Response Time, G-Sync Compatible, VESA DisplayHDR TrueBlack 500, LS27FG602SNXZA, 2025, 3 Yr Warranty Best Deals deal @ Amazon Custom URL Save 22% now! LG 45GX950A-B 45-inch Ultragear 5K2K WUHD OLED Curved Gaming Monitor Dual-Mode, 165Hz, 0.03ms, NVIDIA G-Sync, AMD FreeSync Premium Pro, HDR True Black 400, USB Type-C 90W, DP2.1, Black Best Deals Deal @ Amazon Custom URL Save 30% now! SAMSUNG 27-Inch Odyssey G6 (G60SD) OLED Gaming Monitor with QHD 360Hz 0.03ms, Anti-Glare, Sleek Metal Design, LS27DG602SNXZA, 2024, 3 Year Warranty Best Deals Deal @ Amazon Custom URL Save 30% & get RE Requiem now! Samsung 49″ Odyssey OLED G9 (G93SC) Curved Gaming Monitor QD-OLED, 240Hz, 0.03ms, DQHD, G-Sync Compatible, AMD FreeSync Premium Pro,Height Adjustable Stand,3 Yr Warranty,LS49CG932SNXZA Best Deals Deal @ Amazon Custom URL Save 10% now! MSI MPG 321CURX QD-OLED 32-inch monitor 3840 x 2160 (UHD) Computer Monitor, 240Hz, Adaptive-Synch, HDMI, DP Port, VESA Mountable, Tilt, Speaker, 0.03ms, Black Best Deals Deal @ Amazon Custom URL Save 30% now! LG 27GX700A-B 27-inch Ultragear QHD (2560 x 1440) OLED Gaming Monitor 280Hz, 0.03ms, NVIDIA G-Sync, AMD FreeSync Premium Pro, VESA DisplayHDR TrueBlack500, with up to DCI-P3 99.5%, HDMI 2.1, Black Best Deals Deal @ amazon Custom URL Save 8% now! Alienware AW2725DF OLED Gaming Monitor 26.7-inch Quantom-Dot WQHD (2560×1440) 360Hz 0.03Ms Display, AMD FreeSync Premium Pro, HDMI/DP/USB 3.2 Gen1, Height/Tilt/Swivel/Pivot Adjustability – Black Best Deals Deal @ Amazon Custom URL Save 17% now! ASUS ROG Strix 34” OLED Curved Ultrawide Gaming Monitor (XG34WCDMTG) 240Hz, 0.03ms, FreeSync & GSYNC Compatible, WiFi 6, NVIDIA GeForce Now, Dolby Vision, Dolby Atmos Best Deals deal @ amazon Custom URL Save $250 now! MSI MPG 321URX (4K, OLED) Gaming Monitor 4K UHD Quantum Dot OLED Gaming Monitor, 3840 x 2160, 0.03ms, 240Hz, True Black HDR 400, 90W USB Type C, HDMI, DP Port Best Deals Deal @ Amazon Custom URL Save 14% now! MSI MPG 271QRX QD-OLED 27 OLED Gaming Monitor 2560 x 1440 (QHD), 0.03ms Response time, 360Hz, True Black HDR 400, HDMI, DP Port, USB Type C, Tilt, Height, Black Best Deals Deal @ amazon Load more About the Author Aaron Ritchie Aaron's laptop knowledge makes him the go-to guy on PC Guide. But he still finds time for features, deals and much more. Load More You can trust PC Guide Our team of experts use a combination of independent consumer research, in-depth testing where appropriate - which will be flagged as such, and market analysis when recommending products, software and services. Find out how we test here. Follow us Table of Contents What we like about this LG UltraGear 45GX900A-B monitorMassive 45-inch OLED ultrawide240Hz OLED speedDeep blacks and strong HDR presentationHDMI 2.1, DisplayPort, and USB-CWho should buy this OLED ultrawide monitor?Alternative deals on OLED displays Related Articles Experience bone shaking bass for less in your home cinema setup with this Sonos Sub 4 deal, for a few more hours only! Last Updated Jun 22, 2026· by Aaron Ritchie INNOCN 27″ 320Hz gaming monitor is perfect for competitive gaming and was spotted below $400 at Amazon Last Updated Jun 21, 2026· by Ussamah Mehmood White themed ASUS Prime RX 9070 XT OC, capable of 4K gaming, is a steal with this offer, well before Prime Day Last Updated Jun 21, 2026· by Ussamah Mehmood RTX 5070 gaming PC deal with 265KF and 32GB RAM is worth a look at its 30 day low price Last Updated Jun 21, 2026· by Ussamah Mehmood About Us Contact Earnings Disclaimer Privacy Policy Sitemap Our Sites: Black Friday TV Deals PC Builder Movies Like Copyright © 2026 PC Guide. All rights reserved. ​ ```