SteelSeries Arctis 7+ vs Arctis 9

The Arctis 7+ has both wired and wireless functionality and comes with a USB-C transmitter. Its battery life is 30 hours. The Arctis 9 can also do wired and wireless, but its transmitter is USB-A and it has dual wireless Bluetooth functionality. The downside is the Arctis 9's battery life is only 20 hours and the sound quality is worse than the 7+.