Subwoofer Klipsch R 10SW vs Polk HTS 10

Hi everyone, which sub would be better in a 20m2 room for setup on a desk. also Should i spend extra money buying something like sb or pb 1000 svs
in my country svs sb 1000, pb 1000 has same price at 490$
Klipsch R 10SW and Polk HTS 10 at same price 300$
Thanks alot.

Lean torwards the klipsch.