Fort Lauderdale is about 1.4 times smaller than Vancouver.

Vancouver is approximately 124 sq km, while Fort Lauderdale (excluding the city's 9.9 sq km of water area) is approximately 90 sq km, making Fort Lauderdale 72.8% the size of Vancouver.
Tip: This to-scale comparison of Vancouver vs. Fort Lauderdale uses the Mercator projection, which distorts the size of regions near the poles.