South Georgia and South Sandwich Islands is about 73 times smaller than Ecuador.

Ecuador is approximately 283,561 sq km, while South Georgia and South Sandwich Islands is approximately 3,903 sq km, making South Georgia and South Sandwich Islands 1.38% the size of Ecuador.
Tip: This to-scale comparison of Ecuador vs. South Georgia and South Sandwich Islands uses the Mercator projection, which distorts the size of regions near the poles.
Compare further: South Georgia and South Sandwich Islands vs. Ecuador