May 18, 2020
This Koss Porta Pro review is about the closed-back headphones that look pretty unusual. The conside...Read More
We compared Koss Porta Pro to Beyerdynamic DT 990 Pro headphones based on looks, sound, performance, and tech. Based on our rating, Porta Pro has a total rating of 6.5 out of 10 vs 7 out of 10 for DT 990 Pro.
The Beyerdynamic DT 990 Pro is better headphones in this comparison. Check Beyerdynamic DT 990 Pro price