Faced with two similar choices of discount HDMI capture device, [Majenko] opted for the fancier-looking USB 3.0 version over the cheaper USB 2.0 version, reasoning that the higher bandwidth ...
If both devices support MHL, you can skip the adapter and connect your devices using an MHL-enabled Micro USB-to-HDMI cable.
Another tidbit from Apple’s support document: You can connect your iPhone to an HDMI display or TV with a USB-C to HDMI adapter or cable. Adapters and cables that support HDMI 2.0 can output video ...