For an affordable headphones, HIFIMAN Ananda and Beyerdynamic DT 1770 Pro are two comparable choices. Both headphones have the same overall rating of 8.
Advantages HIFIMAN Ananda over Beyerdynamic DT 1770 Pro
Better high limit of frequency response: 55KHz vs 40KHz
Higher sensitivity: 103dB vs 102dB
Advantages Beyerdynamic DT 1770 Pro over HIFIMAN Ananda
Better low limit of frequency response: 5Hz vs 8Hz