When comparing Westone Adventure ADV ALPHA vs Koss i150, the Slant community recommends Koss i150 for most people. In the question“What are the best rugged and durable earbuds & IEMs that last?” Koss i150 is ranked 12th while Westone Adventure ADV ALPHA is ranked 14th. The most important reason people chose Koss i150 is:
Cord is long enough for all uses.
Specs
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Pros
Pro Smooth, rich bass
These earphones are known for their excellent bass, and present a balanced sound overall.
Pro Water resistant
Every component with these earphones is water resistant. These have an IPX-3 weather resistant rating, meaning that they are essentially splash proof but shouldn't be submerged.
Pro Replaceable cables
In the rare occasion that the cables break, they can be replaced in a jiffy.
Pro Weatherized magnesium canisters
Magnesium unibody canisters makes these earphones practically indestructible, and treated membranes protect them from weather and other moisture.
Pro Two year warranty
Westone provides warranty against defects in materials or manufacture for two years.
Pro Reinforced over-ear loop
The ADV ALPHA cables loop over the ears to keep the earphones in place. The segment of cable which secures them is stiffened with an additional coating.
Pro Cables covered in low-friction reflective fabric
The low-friction fabric helps avoid tangles and snares, and its reflectivity helps users be seen by cars at night.
Pro 4ft cord
Cord is long enough for all uses.
Pro Clear Balanced Sound
Crisp and clear sound. Quite good for earbuds of this size.
Pro Warranty supported after over a decade and a half
There are tons of stories from customers that talk about how they supported their warranty after decades with no receipt, at only the cost of shipping and handling. Koss really means it when they say lifetime warranty.
Cons
Con Ear sweat buildup
Users have reported difficulties when using these during exercise.
Con Too much treble
Some find the ADV ALPHA high-end frequency response to be overbalanced.