Headsets and headphones / Compare

Sennheiser HD 490 PRO vs Sony MDR-7506

A

Product A: Sennheiser

HD 490 PRO

55 of 161 known

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B

Product B: Sony

MDR-7506

48 of 161 known

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All 161 fields

Every value links to where we found it.

Only differences

ASennheiser HD 490 PRO

BSony MDR-7506

General

3 of 8 differ

Series

40011Press releasenewsroom.sennheiser.com/sennheiser-launches-the-closed-back-hd-480-pro-headphones-cmho7qRead 23 October 2026Maker explicitly identifies both HD 490 PRO and HD 480 PRO as part of its 400 series.

Not available

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

7002862Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 product variants. Base HD 490 PRO only. Plus 700287 has extra accessories and is excluded because included cables cannot vary in the schema.

MDR-75065Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026Vendor part MDR7506. The maker writes MDR-7506 on the housing.

GTIN / EAN

40441552779513Retailer pageox.ee/en/product/3191921Read 23 October 2026Exact S700286 listing gives this EAN.

027242682252, 4901780289486, 49017807887298Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026The sheet lists two barcodes, 4901780788729 and 4901780289486. The hinta.fi price comparison and shopro.lt list the same codes for the MDR7506, so both are stored.16Retailer pageebay.de/p/708930917Read 15 October 2026Catalogue entry for Sony MDR-7506, MPN MDR7506, UPC 0027242682252. The UPC-A form 027242682252 is stored18Retailer pagehinta.fi/4297181/sony-mdr7506/tuotetiedotRead 21 October 2026Finnish price comparison lists GTIN/EAN 4901780289486 and 4901780788729 for MDR7506. shopro.lt lists 4901780289486 for Sony MDR-7506 and the 2025 distributor sheet lists both. The two codes carry the Sony 4901780 prefix and pass the EAN check digit. The US UPC 027242682252 stays from eBay.

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

23 January 20241Press releasenewsroom.sennheiser.com/built-to-handle-the-complexities-of-todays-music-production-v0tnvvRead 23 October 2026

Not available

Status

Available4Maker product pagesennheiser.com/en-de/catalog/products/headphones/hd-490-pro/hd-490-pro-700286Read 23 October 2026Current maker product page links retailers for the base model.

Available5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026Listed for sale on the access date9Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 2026In stock on the access date. The Available since date of November 1999 is when the shop listed it and is not a launch date

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

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SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

Not available

Not available

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

€3991Press releasenewsroom.sennheiser.com/built-to-handle-the-complexities-of-todays-music-production-v0tnvvRead 23 October 2026EUR 399 MSRP for the base model. Published European price. Tax is not separately stated. USD 399 is labeled MAP and is not stored as MSRP.

Not available

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

Not available

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ColoursiThe maker's own colour names

Black8Measurementheadphonecheck.com/test/sennheiser-hd-490-pro-plusRead 23 October 2026Review describes the plastic and metal construction as matt black.

Black8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Product colour: Black9Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 2026Colour: Black

Segment

Studio4Maker product pagesennheiser.com/en-de/catalog/products/headphones/hd-490-pro/hd-490-pro-700286Read 23 October 2026Professional reference studio headphones for producing, mixing and mastering.

Studio6Maker spec sheet (PDF)shop.ccisolutions.com/StoreFront/jsp/pdf/SON-MDR7502_7505_7506.PDFRead 15 October 2026Sony Professional Audio brochure A-0775-A, printed 7/99, lists the MDR-7506 under Studio Monitor Headphones

Design

2 of 7 differ

Form factor

Over-ear2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 circumaural.

Over-ear3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026FAQ: closed-ear, over-ear professional stereo monitor headphones.8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Ear coupling: Circumaural9Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 2026Over-Ear, circumaural

Ear cup enclosureiClosed, open or semi-open acoustic enclosure. This does not describe how the headset folds.

Open2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 acoustic principle open.

Closed1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Specifications: Type Closed, dynamic.3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Specifications: Headphone Type Dynamic, closed.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026Headphone type: Dynamic, closed6Maker spec sheet (PDF)shop.ccisolutions.com/StoreFront/jsp/pdf/SON-MDR7502_7505_7506.PDFRead 15 October 2026Specifications table: Dynamic, closed. Features list Closed-Ear Design8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Acoustic system: Closed9Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 2026System: Closed Back

Wearing style

Headband5Owner's manualsennheiser.com/globalassets/digizuite/46015-en-hd_490_pro_hd-490-pro-plus_quick-guide_08_2025.pdfRead 23 October 2026Page 2 wearing and headband adjustment diagram.

Headband8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Wearing style: head-band

FoldingiFlat means the ear cups rotate flat. Inward means the ear cups fold toward the headband.

Flat6Reviewheadphoneer.com/sennheiser-hd490pro-vs-hd660s2-comparison-reviewRead 23 October 2026Build and comfort says cups rotate flat.

Inward6Maker spec sheet (PDF)shop.ccisolutions.com/StoreFront/jsp/pdf/SON-MDR7502_7505_7506.PDFRead 15 October 2026Features: folding construction for compact storage. The fold direction is not stated here. Sound On Sound describes it10Reviewsoundonsound.com/node/4918347Read 15 October 2026The earpieces can be pushed up into the space within the arc of the headband for stowage. This is an inward fold

Swivelling ear cupsiEar cups can rotate relative to the headband. Tilting alone does not count.

Yes6Reviewheadphoneer.com/sennheiser-hd490pro-vs-hd660s2-comparison-reviewRead 23 October 2026Build and comfort explicitly describes rotating cups.

Yes10Reviewsoundonsound.com/node/4918347Read 15 October 2026Reversible earpieces for single-sided listening14Reviewifixit.com/Guide/How+to+Replace+Sony+MDR-7506+Ear+Pads/154979Read 15 October 2026Step 1 rotates the ear cups about 180 degrees from the resting position

RGB lighting

Not available

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Lighting zonesiNumber of independently controllable lighting areas across both ear cups.

Not available

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Drivers and sound

9 of 20 differ

Driver type

Dynamic2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 transducer principle.

Dynamic1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Specifications: Type Closed, dynamic. Driver unit 40 mm, dome type (CCAW Voice Coil).3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Specifications: Headphone Type Dynamic, closed.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 20266Maker spec sheet (PDF)shop.ccisolutions.com/StoreFront/jsp/pdf/SON-MDR7502_7505_7506.PDFRead 15 October 20268Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 202611Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026

Driver sizeiDiameter of the largest sound driver. Do not use the microphone capsule diameter.

38mm2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 transducer diameter.

40mm1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Specifications: Driver unit 40 mm, dome type (CCAW Voice Coil). CCAW names the voice coil wire, not the diaphragm.3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Specifications: Driver Size 40.0 mm.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026Driver size 40.0 mm6Maker spec sheet (PDF)shop.ccisolutions.com/StoreFront/jsp/pdf/SON-MDR7502_7505_7506.PDFRead 15 October 2026Driver unit size 40 mm8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Driver unit 4 cm9Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 202640mm neodymium drivers10Reviewsoundonsound.com/node/4918347Read 15 October 2026Drive units are 40mm in diameter. The review names samarium-cobalt magnets, but Sony's own sheets say neodymium, so the maker value is stored11Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026

Drivers per sideiNumber of sound-producing transducers in one side, excluding microphones.

Not available

111Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026Driver count 1 and driver size 40 mm, read as one driver in each ear cup

Diaphragm material

Not available

PET4Maker product pagesony.com.au/electronics/headband-headphones/mdr-7506/specificationsRead 21 October 2026Specifications: DIAPHRAGM PET. No other source states the diaphragm. The same page lists 24 ohm impedance and 260 g weight, which conflict with the Sony operating instructions and the Sony US page, so those two values are not taken from it.

Magnet

Neodymium4Maker product pagesennheiser.com/en-de/catalog/products/headphones/hd-490-pro/hd-490-pro-700286Read 23 October 2026Feature list and detailed driver section.

Neodymium3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Specifications: Magnet Type Neodymium.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026Magnet type: Neodymium6Maker spec sheet (PDF)shop.ccisolutions.com/StoreFront/jsp/pdf/SON-MDR7502_7505_7506.PDFRead 15 October 2026Magnet type: Neodymium8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 20269Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 202640mm neodymium drivers

Frequency response (wired or passive)iPublished acoustic range for wired listening, or the maker’s single range when no mode is distinguished. Power state and test standard belong in the source note.

Min5 HzMax36.1 kHz5Owner's manualsennheiser.com/globalassets/digizuite/46015-en-hd_490_pro_hd-490-pro-plus_quick-guide_08_2025.pdfRead 23 October 2026Page 2 transmission range at -10 dB. Current quick guide resolves the malformed 5 to 36,000 Hz, 100 Hz text in the launch release.

Min10 HzMax20 kHz1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Specifications: Frequency response 10 Hz - 20,000 Hz. No tolerance is stated.3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Specifications: Frequency Response 10-20kHz. No tolerance is stated.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026Frequency response 10-20kHz. No tolerance is stated6Maker spec sheet (PDF)shop.ccisolutions.com/StoreFront/jsp/pdf/SON-MDR7502_7505_7506.PDFRead 15 October 2026Frequency response 10-20,000 Hz8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Headphone frequency 10 - 20000 Hz9Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 2026Frequency range 10 - 20 000 Hz10Reviewsoundonsound.com/node/4918347Read 15 October 2026Bandwidth given as 10Hz to 20kHz without amplitude limits

Wireless audio transmission bandiFrequency range of audio transmitted over the wireless connection, not the acoustic response of the driver. Codec, sampling rate and bitrate conditions belong in the source note. When the maker gives a range per codec, the widest range is stored and its codec goes in the source note.

Not available

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Impedance (passive when specified)iUse the headset-off value for a passive analog connection when the maker publishes both powered and passive values. Note the power state and test frequency.

130Ω2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 at 1 kHz.

63Ω1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Specifications: Impedance 63 ohm at 1 kHz. This settles the conflict with the Sony Australia page, which says 24 ohm.3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Specifications: Impedance 63 Ohms. Sony Australia and other Asia-Pacific pages list 24 ohm (1 kHz) instead. The US page agrees with the Sony operating instructions, the 2025 distributor sheet, SoundGuys and Thomann, so 63 ohm is stored.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026Impedance 63 Ohms. The maker's 1999 brochure lists 24 ohms for this model, which is not used8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Impedance 63 ohm. Distributor product sheet dated 2025-05-07, compiled from manufacturer data9Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 2026Impedance 63 Ohm10Reviewsoundonsound.com/node/4918347Read 15 October 2026Nominal impedance specified as 63 ohm. The review lists the MDR7509 at 24 ohm, so the two models differ11Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026

Sensitivity (passive when specified)iUse the headset-off figure when both powered and passive values exist. The power or voltage reference, test distance and frequency belong in the source note.

105dB2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 105 dB SPL at 1 kHz, 1 Vrms. Also publishes 96 dB SPL per 1 mW.

106dB1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Specifications: Sensitivity 106 dB/mW.3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Specifications: Sensitivity 106 dB/W/m. The Sony operating instructions and Sony Australia print the same figure as 106 dB/mW, which is the unit headphone makers use.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026Published as 106 dB/W/m. The Sound On Sound review of the same spec sheet says 106 dB/mW, which is the unit headphone makers use8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Headphone sensitivity 106 dB. The reference is not stated here10Reviewsoundonsound.com/node/4918347Read 15 October 2026106dB/mW sensitivity

Sensitivity referenceiPublished power or voltage reference for sensitivity. Do not assume 1 mW when the source gives only a dB value.

Per 1 V2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 1 Vrms reference.

Per 1 mW1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Specifications: Sensitivity 106 dB/mW. The reference is 1 mW. The Sony US page prints the same figure as dB/W/m.4Maker product pagesony.com.au/electronics/headband-headphones/mdr-7506/specificationsRead 21 October 2026Specifications: SENSITIVITIES (DB/MW) 106dB/mW, the same reference as the Sony operating instructions.10Reviewsoundonsound.com/node/4918347Read 15 October 2026Review published May 2002 quotes the box spec sheet as 106dB/mW sensitivity. Other retailers write the same figure as dB/W/m

THD (claimed)iPublished distortion figure or numerical upper bound. The source note states any less-than sign and test level.

0.2%2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 less than 0.2% at 1 kHz and 100 dB SPL. Stored as upper bound.

Not available

Max input power

300mW2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 power rating for 100 hours using IEC 60268 noise.

1,000mW1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Specifications: Power handling capacity 1,000 mW (IEC).3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Specifications: Power Handling 1,000mW.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026Power handling 1,000 mW8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Maximum input power 1000 mW9Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 2026Power handling capacity of up to 1000mW10Reviewsoundonsound.com/node/4918347Read 15 October 2026Maximum power handling of one watt

Max digital audio sample rateiHighest supported digital audio sample rate over a USB cable or wireless dongle. This is not the microphone rate or acoustic frequency response.

Not available

Not available

Max digital audio bit depthiHighest published digital playback bit depth over a USB cable or wireless dongle.

Not available

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DAC

Not available

Not available

Personalised soundiA manufacturer-supported hearing test or ear scan creates a device sound profile tailored to the listener. Generic equalizer adjustments do not count.

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Onboard EQiCustom playback EQ profiles stored in the headset and applied without the host app running. Note supported active connections. Receiver-only or software-only EQ does not count.

Not available

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Custom EQ bandsiNumber of bands in the custom playback equalizer. Microphone EQ bands are excluded.

Not available

Not available

EQ presets

Not available

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Volume limit

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Spatial audio

3 of 3 differ

Spatial audio supportiNamed headset or host spatial-audio systems that the maker or reviewer explicitly supports. A platform feature may require compatible hardware, software or a separate licence.

dearVR MIX-SE1Press releasenewsroom.sennheiser.com/built-to-handle-the-complexities-of-todays-music-production-v0tnvvRead 23 October 2026Bundled DAW plugin simulates studio rooms on the host. No built-in processing implied.

Not available

Spatial audio licence includediA paid spatial-audio licence is bundled or embedded. Compatibility with a separately purchased app does not count.

Yes1Press releasenewsroom.sennheiser.com/built-to-handle-the-complexities-of-todays-music-production-v0tnvvRead 23 October 2026Free dearVR MIX-SE licence included.

Not available

Head tracking

No7Reviewsoundguys.com/sennheiser-hd-490-pro-review-111184Read 23 October 2026Plugin section explicitly says headphones have no built-in head orientation detection. An external sensor can be added.

Not available

Noise cancelling

0 of 10 differ

Active noise cancelling

No7Reviewsoundguys.com/sennheiser-hd-490-pro-review-111184Read 23 October 2026Open passive headphones do not cancel environmental noise. The isolation section discusses passive isolation only.

No3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026FAQ: the MDR-7506 do not feature active noise cancellation.11Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026Noise cancellation type: none

ANC typeiFeedforward uses outside microphones. Feedback uses inside microphones. Hybrid uses both. Voice-call noise filtering is separate.

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ANC microphonesiTotal microphones used for active playback noise cancellation across both sides. Do not substitute the total physical or voice microphone count.

Not available

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Adaptive ANCiNoise cancellation automatically changes with the environment or fit. Manually choosing a level does not count.

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ANC levelsiNumber of adjustable cancellation strength steps. Off and transparency modes are excluded.

Not available

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ANC attenuation (claimed)

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Transparency mode

Not available

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Adjustable transparency

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Conversation detectioniAudio pauses or lowers automatically when the wearer speaks. Voice assistant activation does not count.

Not available

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Wind noise reduction

Not available

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Measured

4 of 21 differ

Frequency response notesiMeasured by a reviewer, not claimed by the maker

SoundGuys measured a boost at 4 to 7 kHz relative to its Headphone Preference Curve with both pad sets. Producing pads raise frequencies below 500 Hz by a few decibels relative to mixing pads.7Reviewsoundguys.com/sennheiser-hd-490-pro-review-111184Read 23 October 2026Objective measurements compare fabric mixing and velour producing pads on the same wired headphone. Rig and playback level are not specified in this article. No graph values are estimated.

Follows the SoundGuys target curve with an under-emphasis of up to 7 dB between 150 and 400 Hz and about 5 dB too much between 2.5 and 5 kHz. Bass holds up to about 30 Hz. The highs roll off steeply above 10 kHz.12Measurementsoundguys.com/sony-mdr-7506-review-16336Read 15 October 2026SoundGuys lab measurement against its target curve, review updated August 2025. Under-emphasis between 150 and 400 Hz to a maximum of 7 dB, exaggeration of about 5 dB between 2500 and 5000 Hz, no significant bass roll-off past about 30 Hz and a steep roll-off above 10 kHz

Bass amountiReviewer’s bass deviation from its stated target. Positive is more bass. Target and test method belong in the source note.

-1dB12Measurementrtings.com/headphones/reviews/sennheiser/hd-490-proRead 23 October 2026Guest-visible summary beneath the product photograph says Slightly Underemphasized (-1 dB), confirmed visually in browser. Test bench 2.3. Rig, playback level and pad selection are not public. Detailed locked test results are not used.

-4dB17Measurementrtings.com/headphones/reviews/sony/mdr-7506Read 21 October 2026RTINGS public header: Bass Amount Underemphasized (-4 dB). Tested with RTINGS Methodology v2.3, review updated 2023-12-07 and test bench updated 2026-06-23. The deviation is measured against the RTINGS target curve. The detailed charts and the other values are members only.

Treble amountiReviewer’s treble deviation from its stated target. Positive is more treble. Target and test method belong in the source note.

0dB12Measurementrtings.com/headphones/reviews/sennheiser/hd-490-proRead 23 October 2026Guest-visible summary says Balanced (0 dB), confirmed visually in browser. Test bench 2.3. Tested pad selection is not stated publicly. The two included pad sets can change the sound.

5dB17Measurementrtings.com/headphones/reviews/sony/mdr-7506Read 21 October 2026RTINGS public header: Treble Amount Very Emphasized (5 dB), sound signature Bright. Same method and target curve as the bass amount.

Deviation from targetiReviewer’s full-range error from its target curve. Do not substitute a regional bass or treble error.

Not available

Not available

Consistency between fittingsiReviewer’s standard deviation across repeated fittings. Test rig and fitting procedure belong in the source note.

Not available

Not available

Harmonic distortioniIndependently measured harmonic distortion, with test level and method in the source note.

Not available

Not available

Sound leakageiIndependently measured leakage at 30 cm. Playback level and method belong in the source note.

Not available

Not available

Measured noise isolationiIndependently measured attenuation. Positive values mean more noise reduction. ANC state, rig and frequency bands belong in the source note.

Not available

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Noise isolation (measured, best)iMeasured by a reviewer, not claimed by the maker

Not available

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Passive isolation (measured)iMeasured by a reviewer, not claimed by the maker

Not available

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Mic quality notesiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic low-frequency extensioniMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic high-frequency extensioniMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic speech-to-noise ratioiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured latencyiEnd-to-end latency measured by a reviewer for a specific connection, platform and codec. Firmware, method and operating mode belong in the source note.

Not available

Not available

Bluetooth latency (measured, worst)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

2.4 GHz latency (measured, worst)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured battery lifeiReviewer’s continuous playback test. State the connection, ANC and lighting where known. Unknown settings stay omitted and are described in the source note.

Not available

Not available

Battery life (measured, max)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Clamping forceiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Weight (measured)iIndependently weighed headset. A review that repeats the maker’s number does not qualify. Cable and microphone inclusion belong in the source note.

255g(9 oz)8Measurementheadphonecheck.com/test/sennheiser-hd-490-pro-plusRead 23 October 2026Public technical specifications give 255 g without cable and 310 g with cable for the Plus bundle headphone. Headphone hardware is identical to base. Scale model is not stated. Read in browser after normal fetch returned 403.

Not available

Microphone

0 of 16 differ

MicrophoneiMain microphone used for speech. Secondary internal microphones may be described in the source note.

None7Reviewsoundguys.com/sennheiser-hd-490-pro-review-111184Read 23 October 2026Connection section explicitly says cable has no microphone.

None8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Microphone type: not available11Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026Microphone: No

Microphone element

Not available

Not available

Microphone pickup patterniUse the maker’s exact named pattern. Unidirectional does not establish whether the capsule is cardioid, supercardioid or hypercardioid.

Not available

Not available

Voice microphonesiTotal microphones used for voice pickup or beamforming across both sides. ANC-only microphones are excluded.

Not available

Not available

Total microphonesiEvery physical microphone across the headset, including call, ANC and calibration microphones. Shared microphones count once. Excludes microphones in charging cases or receivers, and vibration sensors. Use an explicitly published physical total, never a sum of overlapping role counts.

Not available

Not available

Mic frequency responseiAcoustic microphone response, not its digital sampling rate. Connection-specific ranges belong in the source note.

Not available

Not available

Mic sensitivityiPublished microphone sensitivity. Reference such as dBV/Pa or dBFS, frequency and distance belong in the source note.

Not available

Not available

Mic signal-to-noiseiPublished microphone signal-to-noise ratio. Minimum or typical conditions belong in the source note.

Not available

Not available

Mic sample rateiExplicitly published digital microphone capture or speech sampling rate. State the audio route in the source note, or say it is unpublished. Internal capture does not prove the effective rate on every connection. Acoustic bandwidth, playback rate and generic microphone-chip capability do not qualify.

Not available

Not available

Mic noise reductioniProcessing that removes noise from transmitted speech. Playback ANC and a directional microphone alone do not count.

Not available

Not available

Flip to mute

Not available

Not available

Mute button

Not available

Not available

Mute indicatoriPublished indication of microphone mute. mechanical_marker is a visible physical marker showing the microphone's mute-switch position. LED options require an electronic light. The in-line controller option is for a mute light on a cable remote.

Not available

Not available

Sidetone

Not available

Not available

Adjustable sidetone

Not available

Not available

Foam microphone windscreeniA foam cover for the voice microphone. An internal metal mesh pop filter does not count.

Not available

Not available

Connectivity

2 of 20 differ

Audio connectionsiConnections that carry playback audio. Charging or firmware USB alone does not count as USB audio.

Analog4Maker product pagesennheiser.com/en-de/catalog/products/headphones/hd-490-pro/hd-490-pro-700286Read 23 October 2026Wired playback with 3.5 mm and 6.3 mm source plugs.

Analog11Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026Connection type: wired, 3.5 mm

Analog source plugsiAnalog plug(s) supplied for the source device, including adapters. The headset-side jack is listed separately.

3.5 mm TRS, 6.35 mm7Reviewsoundguys.com/sennheiser-hd-490-pro-review-111184Read 23 October 2026Stereo mini-jack playback cable with 6.3 mm adapter. No microphone.

3.5 mm TRS, 6.35 mm3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Specifications: Plug Type Gold, Stereo Unimatch plug 1/4" and 1/8". The features text names a gold-plated Unimatch 3.5mm/6.3mm adaptor.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026Plug type: gold stereo Unimatch plug, 1/4 inch and 1/8 inch7Maker spec sheet (PDF)bpm-media.imgbolt.de/media/pdf/70/d8/a0/EN_Sony_MDR_7506_1.pdfRead 15 October 2026Gold-plated Unimatch 3.5 mm/6.3 mm adaptor9Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 20263.5 mm jack plug and a screw-mounted 6.3 mm adapter10Reviewsoundonsound.com/node/4918347Read 15 October 20263.5 mm jack plugs with a screw-on adaptor for a 6.25 mm socket15Retailer pageamazon.com/dp/B000AJIF4ERead 15 October 2026Screw-type plug adaptor (6.3 mm)

Cable connector on headsetiConnection used by the playback cable at the headset. A fixed cable is not replaceable through a headset jack.

Mini XLR7Reviewsoundguys.com/sennheiser-hd-490-pro-review-111184Read 23 October 2026Mini XLR input on either ear cup. Only one cable attaches at a time.

Fixed cable9Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 2026Replaceable Cable: No10Reviewsoundonsound.com/node/4918347Read 15 October 2026The cable enters the left earpiece and a thinner wire runs through the headband to the other earpiece. No detachable connector is described11Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026Detachable cable: No. Cable is 3.5 mm single-ended and coiled12Measurementsoundguys.com/sony-mdr-7506-review-16336Read 15 October 2026The cable is not removable. Replacing it needs a soldering iron15Retailer pageamazon.com/dp/B000AJIF4ERead 15 October 2026Maker's listing images call it a coiled non-detachable cable

Longest included cableiLength of the longest supplied cable, including charging and dongle cables. Individual cable lengths are listed in Cables included.

1.8m2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 base bundle includes one 1.8 m cable. Optional 3 m and balanced cables are excluded.

3m1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Specifications: Cable approx. 1.2 m coiled cable, approx. 3 m (118.1 in.) when extended, 2-way plug. The stretched length 3 m is stored.3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Specifications: Cord Length 9.8 ft, which is 3 m. The 1.2 m coiled length is not stated here.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026Cord length 9.8 ft, which is 3 m6Maker spec sheet (PDF)shop.ccisolutions.com/StoreFront/jsp/pdf/SON-MDR7502_7505_7506.PDFRead 15 October 2026Cord length 9.8 ft. The same table lists impedance 24 ohms, sensitivity 104 dB/mW and weight 7.8 oz for the MDR-7506. These differ from every later Sony-based source and from the Sound On Sound review of 2002, so they are not used8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Cable length 3 m10Reviewsoundonsound.com/node/4918347Read 15 October 2026Curly section expands to three metres in length12Measurementsoundguys.com/sony-mdr-7506-review-16336Read 15 October 2026The 3 m long coiled cable is nearly as heavy as the headset15Retailer pageamazon.com/dp/B000AJIF4ERead 15 October 2026Listing image: 1.2 m (extendable to 3 m) coiled cable

Headset USB plug or portiUSB plug or port on the headset or its included wired audio adapter. A charging-only USB port can appear here.

Not available

Not available

Audio over USB-C cableiPlayback through a USB-C cable or included wired USB-C audio adapter. A charging-only USB-C port does not count.

Not available

Not available

Passive wired listeningiAnalog playback works with the headset powered off or its battery empty. An active analog converter that needs headset power does not count.

Yes7Reviewsoundguys.com/sennheiser-hd-490-pro-review-111184Read 23 October 2026Passive analog headphone plugged directly into laptop or interface. No headphone power is needed.

Yes11Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026Battery: No

Wireless receiveriDedicated wireless audio receiver or dongle. A wired USB sound card does not count.

None7Reviewsoundguys.com/sennheiser-hd-490-pro-review-111184Read 23 October 2026Connection section explicitly says headphones cannot be used wirelessly.

None11Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026Wired only

Wireless receiver connectoriPhysical USB connector on the receiver. Supplied extension cables and adapters are explained in the source note. Both means two native connector types.

Not available

Not available

Wireless range (claimed)iMaker’s advertised wireless range. Connection and indoor or outdoor conditions belong in the source note. Measured distance is not stored here.

Not available

Not available

Bluetooth

Not available

Not available

Bluetooth codecsiNamed Bluetooth audio codecs supported by this exact model. Host, firmware and operating-mode restrictions belong in the source note.

Not available

Not available

LE AudioiLE Audio playback support. Bluetooth Low Energy for app control alone does not count.

Not available

Not available

AuracastiAuracast broadcast audio support. Required phone, firmware and app conditions belong in the source note.

Not available

Not available

Bluetooth multipointiCan remain connected to multiple Bluetooth source devices at once. Mixing Bluetooth with a proprietary dongle is a separate field. A maker's dual connection to two Bluetooth devices at once counts.

Not available

Not available

Multipoint devicesiNumber of Bluetooth source devices connected at once, not the number remembered for later pairing.

Not available

Not available

Paired devices remembered

Not available

Not available

Mixes 2.4 GHz and Bluetooth audioiPlays both wireless audio streams at the same time. Automatic switching or Bluetooth standby does not count.

Not available

Not available

Fast pairing

Not available

Not available

Base station

Not available

Not available

Latency

None of 2 known

Low latency modeiA selectable mode intended to reduce audio delay. A low-latency connection without a distinct mode does not count.

Not available

Not available

Claimed latencyiMaker’s claimed delay for the stated connection and mode. Minimum claims and host restrictions belong in the source note.

Not available

Not available

Compatibility

None of 3 known

Compatible platformsiPlatforms with a documented audio path. This does not imply every connection or microphone function works. Platform editions must be checked individually.

Not available

Not available

Connection per platformiOnly explicitly documented playback paths for the exact model. Microphone support is separate. Leave unknown microphone support omitted. An Xbox and a PlayStation edition of one headset can connect differently, so it is per variant.

Not available

Not available

Official licence

Not available

Not available

Battery and charging

0 of 13 differ

Battery capacityiRated capacity of one headset battery. Do not use case, receiver or total multi-battery capacity.

Not available

Not available

Swappable batteryiBattery can be exchanged by the user as part of normal operation. Service or recycling disassembly does not count.

Not available

Not available

Batteries includediNumber of headset batteries supplied, including the one already installed.

Not available

Not available

Claimed battery lifeiMaker’s maximum playback time per stated connection, codec, ANC, spatial audio and lighting settings. Name the spatial processing mode and other conditions in the source note. Unknown settings stay omitted.

Not available

Not available

Battery life (claimed, max)

Not available

Not available

Battery life with ANC (claimed)

Not available

Not available

Battery life without ANC (claimed)

Not available

Not available

Charging port

None5Owner's manualsennheiser.com/globalassets/digizuite/46015-en-hd_490_pro_hd-490-pro-plus_quick-guide_08_2025.pdfRead 23 October 2026Complete setup and specifications show only passive analog cable connection. No charging system.

None11Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026Battery: No

Full charge timeiPublished time to fully charge a depleted headset. In-use charging can take longer.

Not available

Not available

Quick charge timeiCharge duration in the maker’s quick-charge claim. Read together with Quick charge playback.

Not available

Not available

Quick charge playbackiPlayback gained from Quick charge time. Charger power, codec, volume and ANC conditions belong in the source note.

Not available

Not available

Use while charging

Not available

Not available

Charging dock or stand

Not available

Not available

Controls

1 of 6 differ

Controls

Not available

Not available

Volume control

Not available

None12Measurementsoundguys.com/sony-mdr-7506-review-16336Read 15 October 2026No remote or controls are mentioned and the review photos show a plain coiled cable

Game and chat mixiBalances separate game and chat audio streams. Mixing Bluetooth and dongle source volume alone does not count. Supported platforms belong in the source note.

Not available

Not available

Remappable controlsiOn-device button, touch or dial functions can be reassigned. Changing EQ alone does not count.

Not available

Not available

Wear detection

Not available

Not available

Voice assistant

Not available

Not available

Comfort and build

6 of 11 differ

Headband type

Padded5Owner's manualsennheiser.com/globalassets/digizuite/46015-en-hd_490_pro_hd-490-pro-plus_quick-guide_08_2025.pdfRead 23 October 2026Page 2 shows removable headband cushion.

Padded10Reviewsoundonsound.com/node/4918347Read 15 October 2026Well-padded headband with adjustable side extension arms

Headband material

Metal with velour padding1Press releasenewsroom.sennheiser.com/built-to-handle-the-complexities-of-todays-music-production-v0tnvvRead 23 October 2026Base velour headband. Plus adds an extra fabric pad.9Reviewgearnews.com/sennheiser-hd-490-pro-reviewRead 23 October 2026Design and build identifies the metal band. Original maker launch identifies its standard velour padding.

Metal with foam padding12Measurementsoundguys.com/sony-mdr-7506-review-16336Read 15 October 2026Review spec list: internal metal notched headband with foam padding. The cover material is not stated.

Frame material

Metal9Reviewgearnews.com/sennheiser-hd-490-pro-reviewRead 23 October 2026Design and build explicitly describes a metal headband.

Plastic and metal11Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026Material chassis: plastic, metal12Measurementsoundguys.com/sony-mdr-7506-review-16336Read 15 October 2026Metal on the outer housing around the drivers and an internal metal notched headband, with plastic and vinyl elsewhere

Ear cup material

Plastic with metal grille4Maker product pagesennheiser.com/en-de/catalog/products/headphones/hd-490-pro/hd-490-pro-700286Read 23 October 2026Feature list explicitly identifies open-mesh metal earpiece covers.9Reviewgearnews.com/sennheiser-hd-490-pro-reviewRead 23 October 2026Design and build describes matte black plastic cups. Maker feature list separately identifies open-mesh metal covers.

Not available

Ear pad material

Velour and fabric1Press releasenewsroom.sennheiser.com/built-to-handle-the-complexities-of-todays-music-production-v0tnvvRead 23 October 2026Producing pads are velour. Mixing pads are fabric. Both sets included.

Synthetic leather9Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 2026Soft synthetic leather earpads13Reviewhomestudiobasics.com/sony-mdr-7506-review-2Read 15 October 2026Faux leather ear pads that peel and flake over time

Replaceable ear pads

Yes5Owner's manualsennheiser.com/globalassets/digizuite/46015-en-hd_490_pro_hd-490-pro-plus_quick-guide_08_2025.pdfRead 23 October 2026Page 2 replacement diagrams for both pads.

Yes1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Box on the precautions page: Replacement parts: earpads. Consult an authorized Sony retailer or www.sony.com for information about replacement parts. The same page warns that the earpads may deteriorate with long-term use.14Reviewifixit.com/Guide/How+to+Replace+Sony+MDR-7506+Ear+Pads/154979Read 15 October 2026iFixit repair guide for replacing the ear pads: carefully peel the cushions off along the speaker's outer edge15Retailer pageamazon.com/dp/B000AJIF4ERead 15 October 2026Listing image callout: easy to replace earpads

Ear pad attachmentiHow a replacement ear pad attaches to the ear cup, not how the decorative outer cover attaches. A press-fit or snap-on pad counts as clip.

Clip5Owner's manualsennheiser.com/globalassets/digizuite/46015-en-hd_490_pro_hd-490-pro-plus_quick-guide_08_2025.pdfRead 23 October 2026Page 2 shows the fastening ring pushed into place with a click.

Stretch-over14Reviewifixit.com/Guide/How+to+Replace+Sony+MDR-7506+Ear+Pads/154979Read 15 October 2026Steps 4 and 5: the new cushion flaps go into the crevice and the free lip is pulled over the speaker edges, with some stretch needed. That is a stretch-over fit.

Ear pad openingiUsable opening inside an ear pad, excluding the outer cushion. Depth is the internal space between pad surface and driver cover.

Not available

Not available

Ear tips included

Not available

Not available

Dust and water rating

Not available

Not available

User-replaceable parts

Cable, Ear pads, Headband pad, Dust protection5Owner's manualsennheiser.com/globalassets/digizuite/46015-en-hd_490_pro_hd-490-pro-plus_quick-guide_08_2025.pdfRead 23 October 2026Page 1 detachable cable setup. Page 2 shows changing headband, ear cushion and dust protection.

Ear pads1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Replacement parts: earpads. The iFixit guide shows the ear pads can be swapped by the user.14Reviewifixit.com/Guide/How+to+Replace+Sony+MDR-7506+Ear+Pads/154979Read 15 October 2026The guide covers ear pads only

Software

None of 3 known

Companion app

Not available

Not available

App platforms

Not available

Not available

User firmware updates

Not available

Not available

Dimensions and weight

2 of 2 differ

Headset weightiPublished headset mass without detachable cable or microphone when stated. A fixed cable remains included. Any unqualified maker weight is identified in the source note.

260g(9.2 oz)2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 explicitly without cable.

230g(8.1 oz)1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Specifications: Mass approx. 230 g (8.12 oz) without cable. This settles the conflict with the Sony Australia page, which says 260 g.3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Specifications: Weight 8.1 oz, which is 229.6 g. The Sony operating instructions give approx. 230 g (8.12 oz) without cable, so 230 g is stored. Sony Australia lists 260 g without cord, which no other source supports.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026Weight 8.1 oz, about 230 g. Thomann and SoundGuys give 230 g without the cable8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Weight 230 g9Retailer pagethomann.ie/sony_mdr7506_kopfhoerer.htmRead 15 October 2026Weight without cable 230 g and with cable 298 g. The page also has a separate Weight field of 215 g that is not explained and not used. Thomann lists a 1.2 m spiral cable, which is the coiled length. The maker says it extends to 3 m10Reviewsoundonsound.com/node/4918347Read 15 October 2026Quite light at just 230g11Spec databasesoundguys.com/product/sony-mdr7506Read 15 October 2026Weight 230 g12Measurementsoundguys.com/sony-mdr-7506-review-16336Read 15 October 2026The headphones weigh 230 g excluding the cable. The cable is fixed, so the stored value excludes it, as the maker states

Headset dimensionsiBody size with headband upright and ear cups in their normal wearing position. Width is across the head, height is top to bottom, and depth is front to back. Folded or flat-swivel dimensions are not substituted.

Width185Height190Depth95mm(7.3 × 7.5 × 3.7 in)2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 2 dimension drawing viewed visually. Cups in normal wearing position. Width 185, height 190, depth 95 mm. Cable strain relief is outside the height line.

Not available

Certifications

None of 3 known

Hi-Res Audio

Not available

Not available

Communication certifications

Not available

Not available

FCC ID

Not available

Not available

Other certifications

Not available

Not available

In the box

3 of 3 differ

In the box

HD 490 PRO headphones, 1.8 m cable, 3.5 mm to 6.3 mm jack adapter, Mixing ear pads, Producing ear pads, dearVR MIX-SE licence, Quick Guide, Safety Guide1Press releasenewsroom.sennheiser.com/built-to-handle-the-complexities-of-todays-music-production-v0tnvvRead 23 October 2026Base includes dearVR MIX-SE licence in addition to hardware accessories.2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 base bundle delivery list. Bundled software licence confirmed by maker launch release. Plus extras are excluded.

Headphones with fixed coiled cable, Carrying pouch, Screw-on 6.3 mm plug adaptor3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Features: protective carry pouch and a gold-plated Unimatch 3.5mm/6.3mm adaptor.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026What's in the box: headphones, soft case and 1/4 inch adapter7Maker spec sheet (PDF)bpm-media.imgbolt.de/media/pdf/70/d8/a0/EN_Sony_MDR_7506_1.pdfRead 15 October 2026The headphones come with a protective carry pouch and a gold-plated Unimatch 3.5 mm/6.3 mm adaptor15Retailer pageamazon.com/dp/B000AJIF4ERead 15 October 2026Listing image What's in the box: headphones, screw-type plug adaptor (6.3 mm), pouch and the coiled cable

Cables includediSupplied playback, charging, dongle and adapter cables. A permanently attached headset cable is included and named as fixed.

ASennheiser HD 490 PRO

Type	Length (m)	Count
Mini XLR to 3.5 mm TRS cable with short coiled section	1.8	1

Source2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 one 1.8 m cable in base bundle. Mini XLR cable topology confirmed by SoundGuys.

BSony MDR-7506

Type	Length (m)	Count
Coiled cable, fixed to the headphones, 1.2 m coiled and extends to 3 m	3	1

Source15Retailer pageamazon.com/dp/B000AJIF4ERead 15 October 2026Listing image What's in the box: 1.2 m (extendable to 3 m) coiled, non-detachable cable

Carrying caseiSupplied carrying case or pouch. A retail carton does not count as a carrying case.

None2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Page 1 complete base delivery list has no case. The Plus bundle includes the case.

Soft1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Specifications: Included items Stereo Headphones (1), Carrying pouch (1).3Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Features: protective carry pouch.5Retailer pageshop.ccisolutions.com/StoreFront/product/sony-mdr-7506Read 15 October 2026What's in the box: soft case7Maker spec sheet (PDF)bpm-media.imgbolt.de/media/pdf/70/d8/a0/EN_Sony_MDR_7506_1.pdfRead 15 October 2026Protective carry pouch8Spec databaseik.imagekit.io/pimberly/65707b38e31f5a94719d7ba0/33880559/681bc819d136b76df8ff5fc7/product-pdfRead 15 October 2026Carrying case: yes15Retailer pageamazon.com/dp/B000AJIF4ERead 15 October 2026Pouch in the box

Links

Not compared

Product page

www.sennheiser.com/en-de/catalog/products/headphones/hd-490-pro/hd-490-pro-7002864Maker product pagesennheiser.com/en-de/catalog/products/headphones/hd-490-pro/hd-490-pro-700286Read 23 October 2026

electronics.sony.com/audio/headphones/all-headphones/p/mdr75063Maker product pageelectronics.sony.com/audio/headphones/all-headphones/p/mdr7506Read 21 October 2026Sony Electronics US store page for MDR-7506. Price $114.99 on the access date. The specification table sits behind the Specifications and See More toggles.

Spec sheet

www.sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdf2Maker spec sheet (PDF)sennheiser.com/globalassets/digizuite/46384-en-hd-490-pro_hd-490-pro-plus_product_specification_v1.0_en.pdfRead 23 October 2026Current served document is version 2.0 despite the old URL filename.

bpm-media.imgbolt.de/media/pdf/70/d8/a0/EN_Sony_MDR_7506_1.pdf7Maker spec sheet (PDF)bpm-media.imgbolt.de/media/pdf/70/d8/a0/EN_Sony_MDR_7506_1.pdfRead 15 October 2026One-page Sony Professional EU datasheet MDR-7506/1 hosted by a retailer. It has text and a photo but no specification table

Manual

www.sennheiser.com/globalassets/digizuite/46015-en-hd_490_pro_hd-490-pro-plus_quick-guide_08_2025.pdf5Owner's manualsennheiser.com/globalassets/digizuite/46015-en-hd_490_pro_hd-490-pro-plus_quick-guide_08_2025.pdfRead 23 October 2026Current served quick guide is publication 02/26, 597239/A06 despite the old URL filename.

www.sony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdf1Owner's manualsony.com/electronics/support/res/manuals/5024/2c8cc25cebedab6a5780b45a29a45206/50244181M.pdfRead 21 October 2026Sony Stereo Headphones Operating Instructions, English, copyright 2020, listed on the Sony USA MDR-7506 support page with release date 2020-08-25. The PDF is two pages and the English specifications are on page 1.

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

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Warranty

1 of 1 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

2years10Owner's manualassets.sennheiser.com/download/assets/HD_490_PRO_HD_490_PRO_Plus_Compliance_Sheet_01_2025.pdf/fa71be42e7c711f088db768ee8e97aeaRead 23 October 2026English manufacturer declarations grant 24 months. Australia and New Zealand paragraph separately confirms the same base term. Statutory rights excluded.

1year2Maker spec sheet (PDF)sony.com/electronics/support/res/manuals/5013/f03b16204ad97d2737b56e93cff3fbcb/50131712M.pdfRead 21 October 2026Sony Limited Warranty for Video & Audio, U.S. and Canada only, 1 year. It is the warranty document on the Sony USA MDR-7506 support page, release date 2026-06-13. The term runs from the original purchase from Sony or an authorized dealer.

Both are also in the API. Back to all headsets and headphones.