Microphones / Compare
Audio-Technica AT2020USB-X vs ZealSound K66
Product A: Audio-Technica
35 of 61 known
Change Audio-Technica AT2020USB-X
Product B: ZealSound
27 of 61 known
Change ZealSound K66
Compare the Audio-Technica AT2020USB-X with
27 of 53 fields differ
- 9 different values
- 18 known for one only
- 10 the same
- 16 missing for both
Biggest differences
Each bar uses the scale of all 69 microphones.
- Sample rateA: 96kHzB: 48kHzAudio-Technica is 48 kHz higher.
All 61 fields
Every value links to where we found it.


General
4 of 8 differ
Series
Model numbers
GTIN / EAN
Not available
Announced
17 August 20222Press articlemixonline.comRead 15 October 2026Audio-Technica press release reproduced by Mix, dateline Stow, OH, 2022-08-17.
Not available
Status
Available2Press articlemixonline.comRead 15 October 2026The release says the microphone is available.3Press articleareadvd.de/news/audio-technica-stellt-at2020usb-x-mikrofon-vorRead 15 October 2026Available from now on, as of the 2022-08-19 report.5Retailer pagethomann.co.uk/audio_technica_at2020usb_x.htmRead 15 October 2026Thomann UK shows the AT2020USB-X in stock.
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
$1492Press articlemixonline.comRead 15 October 2026The AT2020USB-X is available with an MSRP of $149.00. TechRadar confirms $149 in the US.4Reviewtechradar.com/reviews/audio-technica-at2020usb-x-reviewRead 15 October 2026Review of 2023-04-28: released in August and available for $149 in the US.
Not available
Launch price (EU)
Not available
Markets
Not available
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Colours
Microphone type
Condenser1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026Specifications page: Element Fixed-charge back plate, permanently polarized condenser.6Retailer pageavlgear.com/collections/condenser-microphones/products/audio-technica-at2020usb-x-cardioid-condenser-usb-microphoneRead 15 October 2026Copy of the maker spec table: Element Fixed-charge back plate, permanently polarized condenser.10Reviewbonedo.de/artikel/audio-technica-at2020usb-x-testRead 15 October 2026The review says the capsule uses electret condenser technology and needs no phantom power.
Capsule and pickup
2 of 4 differ
Capsule size
Not available
Not available
Capsules
Not available
Polar patterns
Cardioid1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026Specifications page: Polar pattern Cardioid. The polar diagram shows one pattern.6Retailer pageavlgear.com/collections/condenser-microphones/products/audio-technica-at2020usb-x-cardioid-condenser-usb-microphoneRead 15 October 2026Copy of the maker spec table: Cardioid.
Address type
Sound specs
3 of 10 differ
Frequency response
Min20 HzMax20 kHz1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026Specifications page: 20-20,000 Hz. The frequency response graph is measured at 0 degrees and 50 cm.6Retailer pageavlgear.com/collections/condenser-microphones/products/audio-technica-at2020usb-x-cardioid-condenser-usb-microphoneRead 15 October 2026Copy of the maker spec table: 20-20,000 Hz.
Sensitivity (analog)
Not available
Not available
Sensitivity (digital)
Not available
Not available
Max SPL
Not available
Not available
Max SPL distortion limit
Not available
Not available
Self-noise
Not available
Not available
Digital noise floor
Not available
Not available
Signal-to-noise ratio
Not available
Dynamic range
Not available
Output impedance
Not available
Not available
Connectivity
1 of 7 differ
Outputs
Inputs for other sources
Not available
Not available
USB and XLR at once
Not available
Not available
USB port
USB-C1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026Part names: USB terminal (USB Type-C) and output connector USB Type-C.7Reviewsoundguys.com/audio-technica-at2020usb-x-review-78725Read 15 October 2026Review: the USB-C port is on the bottom of the microphone.
USB-C1Maker product pagezealsound.com/zealsound-usb-microphonecondenser-computer-pc-mic-k66Read 15 October 2026Spec table: connector type USB Type-C, USB adapter for iPhone 5 and later and iPad 4 and later. The Amazon gallery image of the underside shows a USB-C port and a headphone jack.2Retailer pageamazon.com/dp/B0932BCM2TRead 15 October 2026Gallery image 5 shows a USB-C port beside the 3.5 mm headphone jack on the underside of the body.5Reviewlabmemo.com/zealsound-k66-usb-microphone-echo-guide-2026Read 15 October 2026Spec table: USB-C on the body. The article says it is a guide and not a hands-on test.
Cable host plug
USB-A1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026Included accessories: USB cable (USB Type-C to USB Type-A). A USB Type-A to USB Type-C conversion adapter is also in the box.7Reviewsoundguys.com/audio-technica-at2020usb-x-review-78725Read 15 October 2026Review: a 2 m USB-C to USB-A cable along with adapters to convert between USB-A and USB-C.8Reviewmusictech.com/reviews/studio-recording-gear/audio-technica-at2020usb-x-review-a-compact-usb-c-mic-that-takes-away-the-hassle-of-vocal-recordingRead 15 October 2026Review: the box has a USB-C to USB-A cable with the USB-C end at the microphone base and a small USB-A to USB-C adapter.
USB-A2Retailer pageamazon.com/dp/B0932BCM2TRead 15 October 2026Gallery image 1 shows the included cable with a USB-A plug at one end and a USB-C plug at the other. The Japanese guide on labmemo.com also says USB-C to USB-A.5Reviewlabmemo.com/zealsound-k66-usb-microphone-echo-guide-2026Read 15 October 2026The included cable is USB-C to USB-A.
Cable length
Phantom power
Not available
Not available
Digital audio
3 of 3 differ
Max bit depth
Not available
Max sample rate
Monitoring
0 of 2 differ
Headphone output
Yes2Retailer pageamazon.com/dp/B0932BCM2TRead 15 October 2026Bullet 4: built-in 3.5 mm headphone jack with a dedicated monitoring volume control.5Reviewlabmemo.com/zealsound-k66-usb-microphone-echo-guide-2026Read 15 October 2026A 3.5 mm jack for wired headphones. The microphone has no built-in speaker.
Zero-latency monitoring
Yes1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026The guide says you can directly monitor your own voice from the product while listening to a sound source from your computer.2Press articlemixonline.comRead 15 October 2026The release says users can directly monitor with no delay.8Reviewmusictech.com/reviews/studio-recording-gear/audio-technica-at2020usb-x-review-a-compact-usb-c-mic-that-takes-away-the-hassle-of-vocal-recordingRead 15 October 2026Review: zero-latency monitoring through the headphone output, with a mix dial for the computer audio.10Reviewbonedo.de/artikel/audio-technica-at2020usb-x-testRead 15 October 2026German review: the headphone output allows latency-free monitoring of the DAW and the direct microphone signal.
Controls and processing
2 of 2 differ
Onboard controls
Headphone volume, Monitor mix, Mute1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026Specifications page: Controls Headphone level control, Mix control, Mute. The mute is a touch sensor. The mix dial balances the computer sound against the monitored microphone signal. There is no gain control.7Reviewsoundguys.com/audio-technica-at2020usb-x-review-78725Read 15 October 2026Review: a capacitive mute button on the front and two knobs for the headphone volume and the sidetone mix. There is no gain control.
Gain, Headphone volume, Mute, Echo1Maker product pagezealsound.com/zealsound-usb-microphonecondenser-computer-pc-mic-k66Read 15 October 2026Spec table features: mute with indicator, volume control, microphone gain knob and echo control. The Amazon listing adds a monitoring volume knob.2Retailer pageamazon.com/dp/B0932BCM2TRead 15 October 2026Bullets 3 and 4: dedicated knobs for microphone volume (gain), monitoring volume and echo, and an instant mute button with an LED. The front panel is labelled MUTE, MIC, headphone and ECHO.
Onboard processing
Not available
Noise reduction, Echo1Maker product pagezealsound.com/zealsound-usb-microphonecondenser-computer-pc-mic-k66Read 15 October 2026Description: the noise cancellation feature is initially disabled. Press and hold the mute button until it turns blue to turn it on. The echo control adds an echo effect.2Retailer pageamazon.com/dp/B0932BCM2TRead 15 October 2026Bullet 2: Noise Reduction Mode. Press and hold the mute button to turn it on (blue indicator). It reduces keyboard clicks, fan noise and hum. The 2023 listing of the same ASIN calls it a built-in noise cancel chipset. The echo knob controls a reverb effect.
Mounting and accessories
3 of 4 differ
Mount threads
Not available
Shock mount
None1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026The included accessories list has no shock mount. The maker sells the AT8455 shock mount separately, per the launch release.2Press articlemixonline.comRead 15 October 2026Accessories that come with the mic: threaded adapter, desk stand and USB cable with adapter. The AT8455 shock mount is available separately.
Not available
Pop filter
Not available
Foam windscreen2Retailer pageamazon.com/dp/B0932BCM2TRead 15 October 2026Box list: 1 x Foam Windscreen.4Reviewsoundandgo.com/en/zealsound-usb-microphone-review-k66Read 15 October 2026The review says the microphone ships with a pop shield and cannot be used without it. The review rates the sound 0 of 5 stars, which is an opinion and is not stored.
Desk stand included
Yes1Maker product pagezealsound.com/zealsound-usb-microphonecondenser-computer-pc-mic-k66Read 15 October 2026Included components: 1 x Metal Microphone Stand.2Retailer pageamazon.com/dp/B0932BCM2TRead 15 October 2026Box list: 1 x Microphone with Stand Base. Bullet 5 describes a metal base.4Reviewsoundandgo.com/en/zealsound-usb-microphone-review-k66Read 15 October 2026The review lists a desk stand in the box. The design is borrowed from the Blue Yeti.
Design and build
2 of 3 differ
Housing material
RGB lighting
No1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026The only light is the mute indicator lamp, blue when audio input is enabled and red when muted. The launch release calls it a two-state LED indicator ring.2Press articlemixonline.comRead 15 October 2026Two-state LED indicator ring for powered on and muted.
Not available
Lighting zones
Not available
Not available
Software
None of 2 known
Software
Not available
Not available
User firmware updates
Not available
Not available
Compatibility
2 of 2 differ
Works with
Windows, macOS, ChromeOS, iOS, iPadOS, Android1Maker product pagezealsound.com/zealsound-usb-microphonecondenser-computer-pc-mic-k66Read 15 October 2026Compatible devices: computer, laptop, MacBook, iPhone, smartphone, tablet and Type-C devices. The description names iPhone 5 and later, iPad 4th generation and later, and desktop computers and laptops. The Amazon title and details add Android and Chromebook.2Retailer pageamazon.com/dp/B0932BCM2TRead 15 October 2026Details, compatible devices: computer, laptop, desktop, MacBook, Chromebook, USB-C devices, iPhone, iPad, smartphones and tablets. The title names Android. Bullet 3 names Windows PC and Mac with USB-C and Lightning adapters for iPhone and iPad. Linux is named only in the 2023 listing and is not stored.
Consoles
Not available
PlayStation1Maker product pagezealsound.com/zealsound-usb-microphonecondenser-computer-pc-mic-k66Read 15 October 2026Compatible devices: PS4 and PS5. The description names PS4, PS4 Pro and PS5. No Xbox or Switch is listed.2Retailer pageamazon.com/dp/B0932BCM2TRead 15 October 2026Details: PS 4 and PS 5. Bullet 3 names PS4 and PS5. No Xbox is listed.
Dimensions and weight
2 of 3 differ
Microphone dimensions
Width52Height142Depth52mm(2 × 5.6 × 2 in)1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026Dimensions drawing: 142 mm long and 52 mm diameter. The microphone stands upright on its stand and is side-address, so the length is the height. The round body uses the diameter for width and depth.5Retailer pagethomann.co.uk/audio_technica_at2020usb_x.htmRead 15 October 2026Thomann copies the maker figure: 142 x 52 mm.6Retailer pageavlgear.com/collections/condenser-microphones/products/audio-technica-at2020usb-x-cardioid-condenser-usb-microphoneRead 15 October 2026Copy of the maker spec table: 142 mm (5.6 in) long, 52 mm (2.0 in) maximum body diameter.7Reviewsoundguys.com/audio-technica-at2020usb-x-review-78725Read 15 October 2026Review spec box: microphone 142 x 52 mm.
Not available
Microphone weight
373g(13.2 oz)1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026Specifications page: about 373 g (13 oz). The page does not say whether the stand is included. The stand is listed as an accessory.5Retailer pagethomann.co.uk/audio_technica_at2020usb_x.htmRead 15 October 2026Thomann copies the maker figure: approx. 373 g.6Retailer pageavlgear.com/collections/condenser-microphones/products/audio-technica-at2020usb-x-cardioid-condenser-usb-microphoneRead 15 October 2026Copy of the maker spec table: About 373 g (13 oz).7Reviewsoundguys.com/audio-technica-at2020usb-x-review-78725Read 15 October 2026Review spec box: 373 g (13 oz).8Reviewmusictech.com/reviews/studio-recording-gear/audio-technica-at2020usb-x-review-a-compact-usb-c-mic-that-takes-away-the-hassle-of-vocal-recordingRead 15 October 2026Review: 142 mm long and 373 g.
Not available
Weight with stand
Not available
Not available
Certifications
1 of 1 differ
Other certifications
FCC Part 15 Class B, CAN ICES-3 (B)/NMB-3(B)1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026The manual has an FCC Notice for Class B digital devices, Part 15, and an ISED statement CAN ICES-3 (B)/NMB-3(B).
Not available
In the box
1 of 1 differ
In the box
AT2020USB-X microphone, Stand (AT8702), USB cable (USB Type-C to USB Type-A), 3/8"-16 to 5/8"-27 threaded adapter, USB conversion adapter (USB Type-A to USB Type-C)1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026Included accessories: Stand (AT8702), USB cable (USB Type-C to USB Type-A), 3/8 in-16 to 5/8 in-27 threaded adapter and USB conversion adapter (USB Type-A to USB Type-C). The microphone itself is added to the list.2Press articlemixonline.comRead 15 October 2026Accessories with the mic: 3/8 in-16 to 5/8 in-27 threaded adapter, desk stand and a 2.0 m (6.6 ft) USB-C to USB-A cable with a USB-A to USB-C adapter.6Retailer pageavlgear.com/collections/condenser-microphones/products/audio-technica-at2020usb-x-cardioid-condenser-usb-microphoneRead 15 October 2026Copy of the maker accessory list, same as the manual.
Microphone with Stand Base, 70.9-inch USB Cable, USB-C Adapter, Lightning Adapter, Foam Windscreen, User manual1Maker product pagezealsound.com/zealsound-usb-microphonecondenser-computer-pc-mic-k66Read 15 October 2026The maker's page lists an iPhone USB adapter, a 70.9-inch USB cable, the microphone, a metal microphone stand and a Type-C adapter. It has no foam windscreen. The Amazon listing is the fuller list and is stored.2Retailer pageamazon.com/dp/B0932BCM2TRead 15 October 2026Item details, built-in media: 1 x 70.9-inch USB cable, 1 x foam windscreen, 1 x Lightning adapter, 1 x microphone with stand base, 1 x USB-C adapter. Bullet 8 also lists a user manual and free technical support.
Links
Not compared
Product page
Spec sheet
Not available
Not available
Manual
docs.audio-technica.com/all/AT2020USB-X-UM-EN.pdf1Owner's manualdocs.audio-technica.com/all/AT2020USB-X-UM-EN.pdfRead 15 October 2026English user manual, ver.1 of 2022-09-01, 56 pages, on the maker's document server.
Not available
EPREL registration number
Not available
Not available
Warranty
1 of 1 differ
Manufacturer warranty (source market)
Not available
Both are also in the API. Back to all microphones.















