4K on the Box Does Not Always Mean 4K 60Hz
A USB-C hub can say 4K and still only support 4K at 30Hz. If you want smoother external monitor performance, check for 4K 60Hz before you buy.
HDMI on the Hub Does Not Mean Your USB-C Port Supports Video
A USB-C hub can have an HDMI port and still not work with your device if the device’s USB-C port does not support video output. The port matters too.
