Sennheiser CX Sport vs KZ ZS3

While the Sennheiser CX Sport makes for a passable Canal Earphone for its asking price, the KZ ZS3 simply doesn't make the cut and should be avoided by the majority of people. In either case, we suggest that you look into some better alternatives that cost around $85 or $16.

However, if you'd nonetheless like to find out more about the Sennheiser CX Sport and the KZ ZS3, you can continue reading for our summary of what we know about them:

While the Sennheiser CX Sport wasn't able to make it to the very top of any roundups from sources that perform quality hands-on testing, it still got featured in a large number of them. Techradar, What Hi-Fi?, PCmag, Wirecutter (NYTimes), and Reviewed have all deemed it worthy of a place on their respective shortlists.

As for the KZ ZS3 - Head-fi, a source that conducts reliable hands-on testing, has featured it in its KZ-ZS3 Hifi High-End 3.5mm In-Ear Earphone Headphones Earpiece Original Headset Bass Earbuds With Microphone review roundup. However, it didn't make it to any of the top spots.

We couldn't find any sources that tested both of these Canal Earphones, so we only analyzed how they performed in reviews from different sites.

We first examined which sources rated each of these best and found that the Sennheiser CX Sport got its highest, 9.1, rating from Gadget Review, while the KZ ZS3 earned its best, 9, score from Head-fi.

Lastly, we averaged out all of the reviews scores that we could find on these two products and compared them to other Canal Earphones on the market. We learned that both of them performed far better than most of their competitors - the overall review average earned by Canal Earphones being 7.4 out of 10, whereas the Sennheiser CX Sport and KZ ZS3 managed averages of 7.7 and 9.0 points, respectively.

Due to the difference in their prices, however, it's important to keep in mind that a direct Sennheiser CX Sport vs. KZ ZS3 comparison might not be entirely fair - some sources don't take value for money into account when assigning their scores and therefore have a tendency to rate more premium products better.