Smith was the last player to make the transition across the Pennines when transferring from Leeds to the Reds in 2004, making him well placed to compare the two clubs who go head-to-head at Elland Road on Sunday.
Speaking on UTD Podcast in September, the 40-year-old said the similarities between the Lancashire and Yorkshire nemeses made it easier for him to adapt to life at Old Trafford after his much-talked-about move.
“You know the passion that both clubs have got and that’s why I loved playing for both clubs,” Smith told us. “Just because they are very, very similar.