I do not agree that because something else is faster than this one. Look at this ;
you can get that statement on their social media or you can go to here for more about it; https://blog.wavesplatform.com/waves-sets-record-for-maximum-transactions-per-day-c540c9ea92e9

based on that, until today. At best it is only around a hundred~hundreds of transactions per second. While XLM can do 1000 transaction per second based on their claim.
that means XLM is the fastest public blockchain in the world until today.

about XLM, you can read it here; https://www.lumenauts.com/blog/how-many-transactions-per-second-can-stellar-process