Updated test results of five SATA to USB 3.0 Adapter on a Raspberry Pi with SSD.

Ugreen SATA to USB 3.0 adapter has become the new leader as fastest SATA to USB 3.0 adapter (USB powered).

Test Summary:

Ugreen SATA to USB 3.0 Adapter is the choice for USB powered adapter.
The Ugreen SATA to USB 3.0 AC powered adapter is faster and does not use Raspberry Pi USB 3.0 current.
For details see Email: Powered SATA to USB 3.0 Benchmarks

Configuration

Raspberry Pi Model 4 B 4 GB
Samsung 860 EVO 500 GB SSD

Run the benchmark on your Raspberry Pi with the CLI command:
sudo curl https://raw.githubusercontent.com/TheRemote/PiBenchmarks/master/Storage.sh | sudo bash

Benchmark website:
https://storage.jamesachambers.com/
The benchmark website only posts the highest score and does not show different SATA to USB interfaces used.
Look for David WA9ONY in the User Table column.

All five adapters worked by booting the RPi with Samsung 860 EVO SSD.

Ugreen with UASP mode (USB Attached SCSI Protocol) and TRIM
Test run 1: 7852
Test run 2: 7702
https://www.amazon.com/gp/product/B07Y825SB8/ref=ppx_yo_dt_b_asin_image_o05_s00?ie=UTF8&psc=1
$8.99

Inateck with UASP mode
Test run 1: 7769
Test run 2: 7762
https://www.amazon.com/gp/product/B01EWMCPMM/ref=ppx_yo_dt_b_asin_image_o07_s00?ie=UTF8&psc=1
$8.99

StarTech.com with UASP mode
Test run 1: 7701
Test run 2: 7314
https://www.amazon.com/gp/product/B00HJZJI84/ref=ppx_yo_dt_b_asin_image_o01_s00?ie=UTF8&psc=1
$9.99

Eluteng with UASP mode
Test run 1: 7546
Test run 2: 7321
https://www.amazon.com/gp/product/B0716JKJ68/ref=ppx_yo_dt_b_asin_image_o07_s01?ie=UTF8&psc=1
$8.99

Weme no UASP mode, (UASP mode makes a difference.)
Test run 1: 5743
Test run 2: 5152
https://www.amazon.com/gp/product/B00MVRS38G/ref=ppx_yo_dt_b_asin_image_o05_s00?ie=UTF8&psc=1
Note: the power adapter does not supply power when using Samsung 860 EVO SSD.
The Weme still draws power from the RPi USB port.
$18.99

Please post your Raspberry Pi memory benchmark results with your configuration.

73 David WA9ONY