The Odyssey Neo G8 32" may be the first 4K monitor with a 240 Hz refresh rate.
Samsung Odyssey OLED G9 49 Curved Dual QHD 240Hz 0.03ms FreeSync Premium Pro Smart Gaming Monitor with HDR400 Silver LS49CG954SNXZA - Best Buy
Restored Samsung LS49AG952NNXZA 49 32:9 Ultrawide Curved Adaptive-Sync 240 Hz HDR VA Gaming Monitor Certified (Refurbished)
Gaming Monitor Vs. 4K TV: How To Pick Which One Is Right For You - GameSpot
World's First 240Hz 4K Gaming Monitor Odyssey Neo G8 Now Available - Samsung US Newsroom
Asus Unveils World's First 4K 240Hz Monitor at Gamescom 2023
Samsung's 4K 240 Hz monitor starts selling next month for $1,500
UHD monitor with 240Hz refresh rate - 32 inch
Refresh Rate: 60Hz vs. 144Hz vs. 240Hz vs. 360Hz
Samsung 27 Curved Gaming Monitor with 240Hz
SAMSUNG 49 inch Class Odyssey OLED G95SC DQHD 240Hz Curved Smart Gaming Monitor - LS49CG954SNXZA
Samsung launches Odyssey Neo G9 57 Dual UHD 240 Hz gaming monitor with DisplayPort 2.1