Its not true. This is one of the segwit transactions[1] made by me just a few days ago and I paid 1.02 sat/vB as miner fee. It got confirmed the same day I sent it (infact within few hrs). It just depends on how congested the mempool is.
[1] https://mempool.space/tx/950db15c4e58449152f95c21706b111bc8c0e2ee0697a6e1afa5330f8f1de2d5