Fatehpur serves 2 districts,Kaushambi,Fatehpur and many people board train from there and it’s the biggest railway station for 50 km either way unlike tundla.Tundla people have many trains for ald and agc is their primary station too.
Tundla isn’t even a district,Very less people from fzd skb hrs come tdl to board train and they have more than enough connectivity