When comparing Bose SoundSport (SIE2) vs beyerdynamic DT770 PRO, the Slant community recommends beyerdynamic DT770 PRO for most people. In the question“What are the best headphones?” beyerdynamic DT770 PRO is ranked 8th while Bose SoundSport (SIE2) is ranked 157th. The most important reason people chose beyerdynamic DT770 PRO is:
These Beyerdynamics offer impressive sound isolation, keeping exterior noise out and your music in.
Specs
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Pros
Pro Engineered for exercise
The SoundSport earpieces are designed to stay in when running or performing other intense activity.
Pro Choice of color (iOS only)
SoundSport earbuds with iOS controls are available in blue, green and orange. The Samsung Galaxy (Android) model comes only in green.
Pro No ambient sound isolation
Because these earbuds are intended for exercise, they let in outside sound so users can remain safe and alert.
Pro Hydrophobic housing
These earbuds are covered in hydrophobic cloth in order to keep sweat or rain out, while still letting sound pass through.
Pro Impressive isolation and minimal sound leakage
These Beyerdynamics offer impressive sound isolation, keeping exterior noise out and your music in.
Pro Sits well over your ears
The DT770s are very comfortable to wear with deep and spacious ear pads. The velour material used on these are smooth and breathable, and the thick foam provides ample cushioning. These headphones can be worn for long periods of time with ease.
Pro Good soundstage for closed back headphones
The DT770 Pro, when amped properly, creates an open feeling sound stage that is very impressive for a headphone with a closed design.
Pro Great sound quality with deep and powerful bass
The bass is not overpowering. Instead, it is clean and controlled. The overall sound signature is focused on the bass but the mids and highs are in no way lacking either.
Cons
Con No ambient sound isolation
By design, these earbuds do not obstruct outside sound, making them inappropriate for use when isolation is desirable.
Con May require extra power/amplification for optimal sound
Depending on which model is purchased (16/80/250-ohm), your system may have trouble powering them to get a full sound and comfortable volume. 16/80-ohm should work fine in most systems. If not, you may need an external amplifier.