Against renting, buying wins once enough time has passed to absorb legal fees of $800 to $1,500, a home inspection of $400 to $600 and the cost of eventually selling, after which building equity tends to beat paying rent indefinitely.
Against other Canadian cities, Saskatoon's lower entry price is real, but a lower price does not automatically mean a lower total cost of ownership once property taxes, heating and maintenance for the specific home are added in.
Joel Dyck can run the actual comparison against a property you are considering rather than a national average. Get your hand-reviewed valuation from Joel Dyck.