Head to head

Beyerdynamic DT 900 PRO X vs Beyerdynamic DT 990 PRO

Both scored on the same six factors, priced on what you actually pay including delivery, and each claim linked to the source it came from. Prototype data — prices and retailer stock are a fixed demo snapshot from 28 July 2026, not a live feed.

Verdict

Take the Beyerdynamic DT 990 PRO unless you need performance.

The Beyerdynamic DT 900 PRO X scores highest at 8.6, but it costs 80,00 € more than the Beyerdynamic DT 990 PRO, which scores 8.5. That premium buys you performance — 1.2 points of it. Worth it if beyerdynamic build without the treble spike describes you; otherwise it is money you keep. Watch out for a pronounced treble peak that some cannot tolerate on the Beyerdynamic DT 990 PRO.

Best overallBeyerdynamic DT 900 PRO X — Highest Worth Score here at 8.6, 0.1 ahead of the Beyerdynamic DT 990 PRO. Best for beyerdynamic build without the treble spike.
Best valueBeyerdynamic DT 990 PRO — 80,00 € cheaper than the Beyerdynamic DT 900 PRO X and only 0.1 behind on Worth Score. You give up performance.

Side by side

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The value of a comparison is the differences.
What mattersBeyerdynamic DT 900 PRO XBeyerdynamicMedium confidenceBeyerdynamic DT 990 PROBeyerdynamicMedium confidence
Worth Score8.68.5
Best price219,00 €139,00 €
Price fairness7.88.6
Build quality8.68.4
Performance8.87.6
Longevity9.29.4
Weight345 g250 g
ConnectionDetachable mini-XLR, 3.5 mmFixed coiled cable, 6.3 mm
Best forBeyerdynamic build without the treble spike · 48 ohm — works from a laptop · Detachable cable at lastDetail and air at a low price · Gaming — the stage is wide · Anyone who likes a bright tuning
Avoid ifYou want the classic bright Beyer sound · You need a closed backYou are treble sensitive — this is the sharpest of the range · You need isolation
Main drawbackMore expensive than the DT 990 it replacesA pronounced treble peak that some cannot tolerate

6 identical rows hidden. They are the same for every product here, so they cannot help you choose.

What each score is based on

4 published sources between them

Beyerdynamic DT 900 PRO X

Beyerdynamic DT 990 PRO

Confidence is computed from those lists, not asserted: Beyerdynamic DT 900 PRO X is medium on 2, Beyerdynamic DT 990 PRO is medium on 2. A factor with nothing behind it says so on the product page rather than borrowing a citation that does not speak to it.

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Prototype. Prototype data — prices and retailer stock are a fixed demo snapshot from 28 July 2026, not a live feed. Prices are the cheapest delivered price we recorded — 219,00 € and 139,00 € — not a live quote. How we score products.