New York is about 269 times bigger than Seychelles.

Seychelles is approximately 455 sq km, while New York is approximately 122,283 sq km, making New York 26,775% larger than Seychelles. Meanwhile, the population of Seychelles is ~97,017 people (19.3 million more people live in New York).
Tip: This to-scale comparison of Seychelles vs. New York uses the Mercator projection, which distorts the size of regions near the poles.