Run the free test
Grado SR80e open-back headphones held in one hand

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Is the left ear really left? Test your headphones in a minute.

Four quick sound checks: left and right, how low your bass goes, a 30-second frequency sweep, and polarity. Then, if they fail, eight picks with real prices.

4
sound checks in the free test
8
picks for sleep and the gym
$12
cheapest pick: Perytong sleep headband
6
myths answered: DACs, burn-in, impedance
Prices are Amazon ranges, checked October 7 and 8, 2026.

Left and right

Find out if your channels are swapped.

Bass reach

See how low your headphones really go.

Frequency sweep

30 seconds. How high can you still hear?

Polarity

Catch a driver wired out of phase.

4
sound checks in the free test
8
picks for sleep and the gym
$12
cheapest pick: Perytong sleep headband
6
myths answered: DACs, burn-in, impedance
Prices are Amazon ranges, checked October 7 and 8, 2026.

Two buying guides, eight picks, real prices

What to look for first →
A runner on a waterfront pathBuying guide · Working out

The best headphones for working out: four that stay put

Ear hooks for lifting, open-ear for running outside, and a cheap pair for the gym bag.

01Soundcore Sport X20by Anker$70–80
02Beats Powerbeats Pro 2Buy it on sale$180–250
03Shokz OpenRun Pro 2Open-ear, for running outside$140–180
04JLab Go Air SportThe gym-bag pair$25–35
Prices checked Oct 8, 2026Read the gym guide →

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