Should Canada choose the KSS-III or Type 212CD submarine?
Short answerThe KSS-III is the better conventional choice for Canada's range and under-ice demands, though joining AUKUS could be strategically stronger.
NotesThe KSS-III is favored because a Pacific-oriented boat should better accommodate long patrols than a design optimized for Baltic and Mediterranean operations. Canada's geography gives it range demands comparable to other large-ocean navies rather than those of a compact regional fleet. The replacement must also preserve the under-ice capability that helped shape the earlier Upholder purchase, which may require modification of either candidate. Endurance and Arctic access matter more here than a paper comparison of the two boats. AUKUS participation is a strategically sensible but politically difficult alternative to either conventional choice.