The one reviewed on STH with a USB-A connector is $30 on Amazon while this one with a USB-C connector is $20. The only difference is the type of USB connector
Amazon.com: CableCreation USB C 3.1 to RJ45 2.5 Gigabit LAN Ethernet Cable Adapter, Compatible with MacBook, Chromebook, Windows 10, 8, Mac OS, Black: Industrial & Scientific
Buy CableCreation USB C 3.1 to RJ45 2.5 Gigabit LAN Ethernet Cable Adapter, Compatible with MacBook, Chromebook, Windows 10, 8, Mac OS, Black: USB Network Adapters - Amazon.com ✓ FREE DELIVERY possible on eligible purchases
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