It may not be a super-fancy Spectre, but it's still a solid deal especially since this is HP's newest Envy chassis design and not some older last generation model. The sale will last until July 19.
https://www.notebookcheck.net/Latest-HP-Envy-x360-13-with-Ryzen-7-4700U-512-GB-NVMe-SSD-and-8-GB-RAM-now-on-sale-for-750-USD.477376.0.html
When doing the review, could you check if Freesync works for you, and what is the range? And overall, it would be great if you checked for adaptive sync support and range on all laptops that you review, now that non-gaming laptops start to support it.