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HEADPHONES · YOUR NEXT FACE-OFF

Beyerdynamic DT 700 PRO X vs Beyerdynamic DT 900 PRO X

Real specs. Clear sources.Exact models · UK & US buying links

Compared products

YOUR FIRST CHOICE

Beyerdynamic DT 700 PRO X

737704 · 48 ohm · black

beyerdynamic DT 700 PRO X closed-back studio headphones in black with grey velour ear pads, perspective view
Full product profile Official image
Exact model & source notes

The DT 700 PRO X (article 737704) is beyerdynamic's closed-back, around-ear wired studio headphone with the 48-ohm STELLAR.45 dynamic driver, aimed at recording and monitoring. It has a detachable mini-XLR cable, 3 m and 1.8 m straight cables are both supplied, and it works with beyerdynamic's free HEADPHONE LAB plug-in, which offers individual factory calibration for this model.

Specifications checked 26 Sept 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications
WHICH SUITS YOU?

Choose the DT 700 PRO X for

  • A closed-back design

Choose the DT 900 PRO X for

  • An open-back design
Built from verified specifications that differ. Not a rating or a recommendation.
See the 3 verified differences
THE CONTENDER

Beyerdynamic DT 900 PRO X

729906 · 48 ohm · black

beyerdynamic DT 900 PRO X open-back studio headphones in black with grey velour ear pads, perspective view
Full product profile Official image
Exact model & source notes

The DT 900 PRO X (article 729906) is beyerdynamic's open-back, around-ear wired studio headphone built around its 48-ohm STELLAR.45 dynamic driver. It uses a detachable mini-XLR cable, two straight cables (3 m and 1.8 m) come in the box, and it works with beyerdynamic's free HEADPHONE LAB plug-in, which offers individual factory calibration for this model.

Specifications checked 26 Sept 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

DT 700 PRO X UK & US retailers

UK
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US
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UK & US price history: no verified listing yet

DT 900 PRO X UK & US retailers

UK
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US
Search Amazon USSearch eBay US

UK & US price history: no verified listing yet

Search links open retailer results, not a matched listing; eBay listings are checked daily. As an Amazon Associate I earn from qualifying purchases. As an eBay Partner, we may be compensated if you make a purchase.

THE DIFFERENCES, MADE VISIBLE

Visual facts

Differences first. Select a topic for its graphic, sources and conditions.

How to read this comparison
  • Manufacturer facts for the exact models shown. Not a quality rating or a test result.
  • “Different” means the known values differ, not that one is better.
  • Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.
FEATURES SIDE BY SIDE7 topics

Yes and No describe the listed feature. Missing evidence stays unverified.

SELECTED TOPIC
01 / 07

Open-back design

Open-back earcups are not sealed. Start here if your listening space is quiet; this construction is not a sound-quality rating.

Beyerdynamic DT 700 PRO X: closed-back · illustration, not to scale
Beyerdynamic DT 900 PRO X: open-back · illustration, not to scale
Beyerdynamic DT 700 PRO XNo

Closed-back. Manufacturer specification

Source 1Source 2
Beyerdynamic DT 900 PRO XYes

Open-back. Manufacturer specification

Source 1Source 2
Choose your must-haves

Start with your listening environment. Open and closed earcups suit different surroundings. A closed back is not the same as active noise cancellation. Check the exact cable and headphone output. We do not turn impedance, driver size or unpaired lab results into a sound-quality score.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

3 verified differences, most decision-relevant first. Missing information stays separate.

Acoustic design

Beyerdynamic DT 700 PRO XClosed-back
Beyerdynamic DT 900 PRO XOpen-back
Sources

Check the exact configuration and source conditions for your use.

Wearing style

Beyerdynamic DT 700 PRO XOver-ear (circumaural), closed-back wired studio headphones
Beyerdynamic DT 900 PRO XOver-ear (circumaural), open-back wired studio headphones
Sources

Check the exact configuration and source conditions for your use.

Rated total harmonic distortion

Beyerdynamic DT 700 PRO X0.40% at 100 Hz, 0.05% at 500 Hz, 0.04% at 1 kHz (at 1 mW)
Beyerdynamic DT 900 PRO X0.80% at 100 Hz, 0.05% at 500 Hz, 0.04% at 1 kHz (at 1 mW)
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification

beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification

beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)

These published limits can use different input voltages, loudness levels and standards. They cannot establish lower distortion in matched listening conditions.

Small physical differences (1)

Weight without cable

Beyerdynamic DT 700 PRO X350 g
Beyerdynamic DT 900 PRO X345 g
Sources

A size or weight trade-off; it does not establish the better product.

Missing or non-comparable evidence (4)

Active noise cancellation

Beyerdynamic DT 700 PRO XNot verified
Beyerdynamic DT 900 PRO XNo
Sources
Beyerdynamic DT 700 PRO X

The reviewed exact sources do not explicitly establish active noise cancellation absence. Preserve separately sourced acoustic design and passive attenuation; they cannot turn omitted ANC into a false capability. · Manufacturer specification

beyerdynamic DT 700 PRO X — official product page and technical data (global store)beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification · Passive, open-back design; no active noise cancellation is listed.

beyerdynamic DT 900 PRO X — official product page and technical data (global store)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Microphone

In Visual facts
Beyerdynamic DT 700 PRO XNot verified
Beyerdynamic DT 900 PRO XNo
Sources
Beyerdynamic DT 700 PRO X

The reviewed exact sources do not explicitly establish microphone absence. Omission from a package or technical inventory, a stereo audio connector, and a without-remote statement do not establish microphone=false. · Manufacturer specification

beyerdynamic DT 700 PRO X — official product page and technical data (global store)beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification · Supplied cables end in a stereo headphone jack; no microphone is listed.

beyerdynamic DT 900 PRO X — official product page and technical data (global store)beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Battery life

Beyerdynamic DT 700 PRO XNot verified
Beyerdynamic DT 900 PRO XNot required: passive wired headphones powered by the audio source
Sources
Beyerdynamic DT 700 PRO X

The reviewed exact sources do not explicitly establish battery life or that no battery is required for operation. A wired/dynamic audio path, omitted charger or Battery included N is not an explicit operating-power requirement. · Manufacturer specification

beyerdynamic DT 700 PRO X — official product page and technical data (global store)beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification · Passive headphones with no battery or charging.

beyerdynamic DT 900 PRO X — official product page and technical data (global store)beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Ambient noise attenuation

Beyerdynamic DT 700 PRO X20 dB(A)
Beyerdynamic DT 900 PRO XNot verified
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification · Passive attenuation rated by beyerdynamic.

beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

13 shared fields have the same recorded value.

YOUR HEADPHONES. YOUR RULES.

Check against your must-haves

Feature matching for the features you select. It doesn’t rate sound or comfort.

Start with your listening setup.

Choose a starting point, then fine-tune your must-haves.

FINE-TUNE THE DETAILS

Your essentials.

These shortcuts select the features shown above. Check the fit against your own equipment and listening space.

A feature match describes the selected requirements. It doesn’t rate sound or comfort.

YOUR CHOICE

Beyerdynamic DT 700 PRO X

Select a feature to check your fit.

YOUR CHOICE

Beyerdynamic DT 900 PRO X

Select a feature to check your fit.

Feature matching, not a sound-quality score. The specification table links to the evidence for each feature.
WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

Beyerdynamic DT 700 PRO X

What it brings

  • The closed design has a rated ambient noise attenuation of 20 dB(A), and beyerdynamic describes the headphones as suitable for professional recording and monitoring in the studio as well as on the road.
    Manufacturer source
  • A 48-ohm impedance and a rated 100 dB SPL at 1 mW mean beyerdynamic specifies it for interfaces, laptops, tablets and phones alike.
    Manufacturer source Manufacturer source

What to check

Beyerdynamic DT 900 PRO X

What it brings

  • A 48-ohm nominal impedance and a rated 100 dB SPL at 1 mW mean it is specified for use with laptops, tablets and phones as well as studio interfaces.
    Manufacturer source Manufacturer source
  • The single-sided cable detaches at a mini-XLR connector and can be replaced by cables of different lengths and connection options; the ear pads and headband pad are also replaceable.
    Manufacturer source Manufacturer source

What to check

COMPARE THE DETAILS

Full specifications

How we verify
21 of 21 specifications Sources in each row
Source-backed specifications for Beyerdynamic DT 700 PRO X and Beyerdynamic DT 900 PRO X
SpecificationBeyerdynamic DT 700 PRO XBeyerdynamic DT 900 PRO X
Wearing styleDifferent
Sources
Over-ear (circumaural), closed-back wired studio headphonesOver-ear (circumaural), open-back wired studio headphones
Weight without cableDifferent
Sources
350 g345 g
Acoustic designDifferent
Sources
Closed-backOpen-back
Headband pressure
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification

beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification

beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)
5.3 N5.3 N
Earpads
Sources
Velour, replaceable; headband pad also replaceableVelour, replaceable; headband pad also replaceable
Serviceability
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification · Product page (Sustainability): 'If required, nearly all the headphones’ components can be replaced'. The spec sheet lists 'Soft, replaceable ear pads and headband pad' and states that the detachable mini-XLR cable can be replaced by cables of different lengths and connection options.

beyerdynamic DT 700 PRO X — official product page and technical data (global store)beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification · Product page (Sustainability): 'If required, nearly all the headphones’ components can be replaced'. The spec sheet lists 'Soft, replaceable ear pads and headband pad' and states that the detachable mini-XLR cable can be replaced by cables of different lengths and connection options.

beyerdynamic DT 900 PRO X — official product page and technical data (global store)beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)
Nearly all components replaceable, including ear pads and headband padNearly all components replaceable, including ear pads and headband pad
Wired / wireless connections
Sources
Wired; detachable single-sided cable with 3-pin mini-XLR at the headphone and 3.5 mm stereo jack with 6.35 mm (1/4-inch) adapterWired; detachable single-sided cable with 3-pin mini-XLR at the headphone and 3.5 mm stereo jack with 6.35 mm (1/4-inch) adapter
Battery life
Sources
Beyerdynamic DT 700 PRO X

The reviewed exact sources do not explicitly establish battery life or that no battery is required for operation. A wired/dynamic audio path, omitted charger or Battery included N is not an explicit operating-power requirement. · Manufacturer specification

beyerdynamic DT 700 PRO X — official product page and technical data (global store)beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification · Passive headphones with no battery or charging.

beyerdynamic DT 900 PRO X — official product page and technical data (global store)beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)
Not listed by the manufacturerNot required: passive wired headphones powered by the audio source
Cable length
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification · Longest supplied cable; a second 1.8 m straight cable is also included.

beyerdynamic DT 700 PRO X — official product page and technical data (global store)beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification · Longest supplied cable; a second 1.8 m straight cable is also included.

beyerdynamic DT 900 PRO X — official product page and technical data (global store)beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)
3 m3 m
Supplied plug and adapter
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification

beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification

beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)
3-pin mini-XLR (headphone end); gold-plated 3.5 mm stereo jack with 6.35 mm (1/4-inch) adapter3-pin mini-XLR (headphone end); gold-plated 3.5 mm stereo jack with 6.35 mm (1/4-inch) adapter
Driver construction
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification · beyerdynamic's driver name; a diameter is not stated in the sources read.

beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification · beyerdynamic's driver name; a diameter is not stated in the sources read.

beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)
Dynamic STELLAR.45 driverDynamic STELLAR.45 driver
Nominal impedance
Sources
48 ohm48 ohm
Rated frequency range
Sources
5–40,000 Hz5–40,000 Hz
Rated sensitivity
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification · Two references are given: per 1 mW and per 1 V, both at 500 Hz.

beyerdynamic DT 700 PRO X — official product page and technical data (global store)beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification · Two references are given: per 1 mW and per 1 V, both at 500 Hz.

beyerdynamic DT 900 PRO X — official product page and technical data (global store)beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)
100 dB SPL at 1 mW / 500 Hz; 114 dB SPL at 1 V / 500 Hz100 dB SPL at 1 mW / 500 Hz; 114 dB SPL at 1 V / 500 Hz
Rated total harmonic distortionDifferent
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification

beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification

beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)
0.40% at 100 Hz, 0.05% at 500 Hz, 0.04% at 1 kHz (at 1 mW)0.80% at 100 Hz, 0.05% at 500 Hz, 0.04% at 1 kHz (at 1 mW)
Maximum input power
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification

beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification

beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)
100 mW short-term; 30 mW rated continuous100 mW short-term; 30 mW rated continuous
Microphone
Sources
Beyerdynamic DT 700 PRO X

The reviewed exact sources do not explicitly establish microphone absence. Omission from a package or technical inventory, a stereo audio connector, and a without-remote statement do not establish microphone=false. · Manufacturer specification

beyerdynamic DT 700 PRO X — official product page and technical data (global store)beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification · Supplied cables end in a stereo headphone jack; no microphone is listed.

beyerdynamic DT 900 PRO X — official product page and technical data (global store)beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)
Not listed by the manufacturerNo
Active noise cancellation
Sources
Beyerdynamic DT 700 PRO X

The reviewed exact sources do not explicitly establish active noise cancellation absence. Preserve separately sourced acoustic design and passive attenuation; they cannot turn omitted ANC into a false capability. · Manufacturer specification

beyerdynamic DT 700 PRO X — official product page and technical data (global store)beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification · Passive, open-back design; no active noise cancellation is listed.

beyerdynamic DT 900 PRO X — official product page and technical data (global store)
Not listed by the manufacturerNo
Ambient noise attenuation
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification · Passive attenuation rated by beyerdynamic.

beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

No source recorded.

20 dB(A)Not provided
HEADPHONE LAB software
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification · Free plug-in for DAW software (VST3, AU and AAX for Windows and macOS) with crossfeed and optional room simulation; there is no standalone version. beyerdynamic lists the DT 700 PRO X among the models offered FACTORY CALIBRATION, based on the production measurement data of the individual unit.

beyerdynamic DT 700 PRO X — official product page and technical data (global store)beyerdynamic HEADPHONE LAB — plug-in features, formats and FACTORY CALIBRATION model list
Beyerdynamic DT 900 PRO X

Manufacturer specification · Free plug-in for DAW software (VST3, AU and AAX for Windows and macOS) with crossfeed and optional room simulation; there is no standalone version. beyerdynamic lists the DT 900 PRO X among the models offered FACTORY CALIBRATION, based on the production measurement data of the individual unit.

beyerdynamic DT 900 PRO X — official product page and technical data (global store)beyerdynamic HEADPHONE LAB — plug-in features, formats and FACTORY CALIBRATION model list
Supported through a separate DAW plug-in, with individual factory calibrationSupported through a separate DAW plug-in, with individual factory calibration
In the box
Sources
Beyerdynamic DT 700 PRO X

Manufacturer specification

beyerdynamic DT 700 PRO X — spec sheet E1 / DT 700 PRO X (08.21)
Beyerdynamic DT 900 PRO X

Manufacturer specification

beyerdynamic DT 900 PRO X — spec sheet E1 / DT 900 PRO X (08.21)
Headphones, 3 m straight mini-XLR cable, 1.8 m straight mini-XLR cable (each with 3.5 mm jack and 6.35 mm adapter), bagHeadphones, 3 m straight mini-XLR cable, 1.8 m straight mini-XLR cable (each with 3.5 mm jack and 6.35 mm adapter), bag
First product manufacturer sourceSecond product manufacturer source
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Impedance
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Cable length
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Wearing style
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Prices & product profile
beyerdynamic DJ 300 PRO X closed-back DJ headphones with on-ear pads, three-quarter view

Beyerdynamic DJ 300 PRO X

Impedance
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Prices & product profile
beyerdynamic MMX 330 PRO open-back gaming headset in black with boom microphone

Beyerdynamic MMX 330 PRO

Impedance
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Cable length
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Wearing style
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Prices & product profile
beyerdynamic DT 275 PRO compact on-ear monitoring headphones in black

Beyerdynamic DT 275 PRO

Impedance
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Cable length
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Wearing style
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Prices & product profile

Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.