DoH is on everyone’s minds because it’s what Google uses, but it’s not necessarily better than DoT. It’s just different, and in some ways, it’s actually inferior to DoT.
In a lot of ways, DoT is more efficient because of which layer within the TCP/IP model it is enabled in. Remember, DoH is two layers removed from the internet layer while DoT is only one layer removed.
See our blog for a detailed breakdown: https://www.dnsfilter.com/blog/dns-over-tls