Independent testing
How much independent testing exists for each over ear headphone
Of the 12 over ear headphones we track, 12 have been physically measured by at least one independent lab. Below is every one, ordered by how much independent hands-on evidence stands behind it — densest first.
A coverage record, not a ranking of which is best.
| Product | Independent labs | Metrics measured | Outlets on record |
|---|---|---|---|
| Bose QuietComfort 45 | 2 | 2 | 3 |
| Sennheiser Momentum 4 Wireless | 2 | 2 | 4 |
| Sony WH-1000XM5 | 1 | 9 | 1 |
| Sony WH-1000XM6 | 1 | 6 | 3 |
| Marshall Monitor III ANC | 1 | 4 | 3 |
| Sony ULT Wear (WH-ULT900N) | 1 | 4 | 4 |
| Apple AirPods Max (USB-C) | 1 | 3 | 1 |
| Beyerdynamic Aventho 300 | 1 | 3 | 2 |
| Audio-Technica ATH-M50xBT2 | 1 | 2 | 3 |
| Bose QuietComfort Ultra Headphones | 1 | 2 | 3 |
| JBL Tour One M3 | 1 | 2 | 3 |
| Bowers & Wilkins Px7 S3 | 1 | 1 | 4 |
Each figure is a count of what independent testers actually did — how we count. A low count means little independent evidence has been gathered yet, never that a product is worse. See also the Over Ear Headphones buying guide and the reviewers we cite.