StorageReview checked out the Sabrent Rocket 4 Plus SSD
A quote from the article:
Sabrent has quietly updated its Rocket 4 Plus SSD with new firmware for its Phison PS5018-E18 controller and Micron B47R 3D NAND TLC memory. These upgrades significantly improve its performance, and though it isn’t as fast as the Kingston KC3000, it’s priced accordingly and ultimately a solid multi-purpose PCIe Gen4x4 drive.Sabrent Rocket 4 Plus SSD Review