Alienware’s 4K monitor is the best dual-mode panel yet, but it’s mostly just a fantastic IPS gaming machine.
https://www.techradar.com/computing/monitors/alienware-aw2725qf-review-two-resolutions-one-monitor
https://www.techradar.com/computing/monitors/alienware-aw2725qf-review-two-resolutions-one-monitor