It lacks low bass compared to the larger EPICBOOM, as well. You could check out the Anker Soundcore Movement Boom Plus if you want a similarly priced waterproof speaker with a bit extra reduced bass. Even so, the Anker is just not quite as small because the Ultimate Ears, https://www.bluetoothspeaker.top/new-bluetooth-speaker-lifestyle-led-speaker-soundbar-subwoofer-home-speaker/