Historically, the Dx000 have been lush and slightly loose sounding headphones. This latest batch tightens things up a bit and sound a bit more neutral, though they do retain quite a bit of their characteristic warm, organic sound.
The AH-D2000 is somewhat thin and analytical compared with its more expensive siblings. Voices are a bit dryer sounding, not having quite the body and intimacy, and they sound a bit more distant than the other two. I also hear a bit of grain in the sound. Compared with the AKG K550 (a headphone of similar price and type) I find the D2000 to be more…