I always found that the cheap ones of the right side variety sounded way better than the cheap ones of the left side variety, but neither type tends to stay in my ear well enough, they all fall out so I’m the idiot who takes over-ear headphones to the gym.
I find it difficult to say. I’ve gotten no such complaints, but I don’t generally use these on, say, the couch next to others.
I wouldn’t think they’re much more noisy then the “non-plug” style of earbuds of yesteryear.
I always found that the cheap ones of the right side variety sounded way better than the cheap ones of the left side variety, but neither type tends to stay in my ear well enough, they all fall out so I’m the idiot who takes over-ear headphones to the gym.