South Georgia and South Sandwich Islands is about 1,952 times bigger than Monaco.

Monaco is approximately 2 sq km, while South Georgia and South Sandwich Islands is approximately 3,903 sq km, making South Georgia and South Sandwich Islands 195,050% larger than Monaco.
Tip: This to-scale comparison of Monaco 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. Monaco