Bluetooth speakers come in all shapes and sizes. Some are as big as a boombox, others can fit in the palm of your hand. If you want one that's small enough to take anywhere but still packs a sonic sound, Amazon is selling the Ultimate Ears Wonderboom 4 Speaker for a price that sounds as good as its bass.

If you want the best portable Bluetooth speaker, we'd recommend the JBL Charge 6. It's not cheap, but today's deal makes it more enticing.

This $25 speaker is water-resistant, super-loud, and cool-looking. Plus, it's really cheap right now at Amazon.

It's one of our picks for best portable Bluetooth speakers for 2025 thanks to features like its 14 hours of battery life and its IP67 dust and waterproof rating. There are a few other great sales on UE speakers right now.

It's a small Bluetooth speaker that can get a little wet. Electronics have always been thought of as aqua-phobic, but that's not the case anymore. Plenty of great speakers can handle at least one tidal wave.