Open-ear vs bone conduction: how they differ, and which one fixes your problem

The definition

“Open-ear” has become a marketing umbrella for anything that doesn't seal the ear canal, and it covers two different technologies. Bone conduction: Shokz describes it as converting sound “into mechanical vibrations transmitted through the skin and temporal bone to the cochlea, bypassing traditional air conduction transmitters like the external auditory canal or eardrum.” Transducers on the cheekbones, titanium band behind the head. Open-ear air conduction: a small loudspeaker aimed at the canal from a few millimeters outside it, held by a hook over the ear or a clip on its rim. The eardrum does its normal job; the seal is just missing.

Side by side

How each one makes sound

Bone conduction skips the outer and middle ear. The transducer presses on the temporal bone and the cochlea picks up the vibration directly. That works well for voice and midrange and poorly for bass, which needs air to move; SoundGuys' roundup of the category says “sub-bass and bass are virtually inaudible.” Shokz's DualPitch models bolt on a small air-conduction driver to fill that gap.

Open-ear air conduction is a normal earbud with the seal removed. The driver is often larger than an in-ear's (14 to 20 mm on the pairs we list) to compensate for having no sealed pocket to work against. Sound is fuller than bone conduction and thinner than a sealed earbud; some escapes to the room.

Fit and retention

A neckband scores 10 on our fit rubric because there is no motion that removes it short of taking it off. An ear-hook scores 9; a clip 8. All three beat any earbud that relies on the canal. Where the neckband loses is comfort in specific positions: it presses on the back of the neck when you lie on a bench, it sits under a helmet retention system, it can catch a collar. Hooks and clips don't have those problems and do have the glasses-arm one (hooks) and the impact-rotation one (clips).

Sound and leakage

If sound is your tiebreaker, it isn't a tie: open-ear air conduction wins. We score the best bone conduction (OpenRun Pro 2) a 6 and the best open-ear hooks an 8 or 9. Leakage runs the other way at moderate volume: a neckband has no speaker pointed at the room, so it's quieter to bystanders, until you turn it up and the transducer starts to buzz audibly. Details in open-ear sound leakage and do bone conduction headphones sound good.

Water ratings by design

A sealed neckband with no hinge and no case is easier to waterproof than a hooked or clipped earbud with a battery pod and a case. That shows in the ratings: Shokz's OpenRun Air 2 and OpenRun are IP67, the OpenSwim Pro is IP68, and budget neckbands from Creative, Mojawa and Raycon are IPX8 or IP68. Open-ear hooks cluster at IP55 (Cleer's IPX7 is the outlier); clip-ons reached IP57 and IP67 only in 2026. If you want to swim, bone conduction is the only open design that does it. If you want to rinse your gear, the neckbands make it easier.

How to decide

• Bone conduction if fit is non-negotiable, if you sweat heavily, if you swim, or if you want one piece with no case.
• Open-ear hook if sound matters, if you train indoors, or if you lie on a bench.
• Open-ear clip if you wear glasses or a helmet, or want the lightest thing possible.
• Still sealed-curious? Open-ear vs in-ear covers the other fork.

Picks for each side