Wireless speakers / Compare

Sony SRS-XB23 vs Sony ULT FIELD 1

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Product A: Sony

SRS-XB23

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B

Product B: Sony

ULT FIELD 1

49 of 96 known

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Every value links to where we found it.

Only differences

ASony SRS-XB23

BSony ULT FIELD 1

General

5 of 8 differ

Series

EXTRA BASS3Maker product pagesony.com.tw/en/electronics/portable-speakers/srs-xb23/specificationsRead 23 October 2026Page title: XB23 EXTRA BASS portable wireless speaker. Sony sells it in the EXTRA BASS line.

ULT POWER SOUND1Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 8 October 2026

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

SRS-XB23, SRSXB23/B, SRSXB23B.CE79Retailer pageamazon.com/dp/B086DBR6T7Read 23 October 2026Amazon US listing for the black model: SRSXB23/B. The Help Guide names the model SRS-XB23. SRSXB23B.CE7 is the European product code of the black model from Sony's data sheet.

SRS-ULT10, YY7862E4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

GTIN / EAN

027242919112, 45487361092239Retailer pageamazon.com/dp/B086DBR6T7Read 23 October 2026UPC 027242919112 from the Amazon US listing. EAN 4548736109223 from Sony's European data sheet for SRSXB23B.CE7.

Not available

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

11 May 20204Press releasesony.mediaroom.com/2020-05-11-Sonys-Latest-EXTRA-BASS-Wireless-Speakers-Bring-Powerful-Sound-to-Any-SpaceRead 23 October 2026Sony Electronics Inc., San Diego, 11 May 2020. Pre-orders opened that day and no separate ship date is given.

11 April 20241Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 8 October 2026

Status

Available2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Sony Japan page is live and shows the Sony Store buy box at 15,400 yen including tax. Amazon US also sells it.

Available2Maker product pageelectronics.sony.com/audio/speakers/wireless-speakers/p/srsult10-bRead 8 October 2026

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

Not available

Not available

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.

$99.994Press releasesony.mediaroom.com/2020-05-11-Sonys-Latest-EXTRA-BASS-Wireless-Speakers-Bring-Powerful-Sound-to-Any-SpaceRead 23 October 2026Suggested retail price $99.99 for the SRS-XB23. US prices exclude sales tax. The release lists black, blue, red, taupe and green.

$1291Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 8 October 2026US suggested retail price at launch, excluding tax.

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.

Not available

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

US, CA1Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 8 October 2026

ColoursiThe maker's own colour names

Black, Coral Red, Light Blue, Olive Green, Taupe5Reviewtechradar.com/reviews/sony-srs-xb23-portable-bluetooth-speakerRead 23 October 2026Review lists five colours: Coral Red, Olive Green, Light Blue, Taupe and Black. RTINGS lists the same five plus Orange and Sky Blue variants. Sony Taiwan lists red, green, blue, cream and black.

Black, Forest Gray, Off White, Orange1Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 8 October 2026

Speaker typeiHome covers speakers made to stay in one place, including smart speakers. A speaker with Wi-Fi or a voice assistant can be of any type.

Portable6Reviewrtings.com/speaker/reviews/sony/srs-xb23Read 23 October 2026RTINGS calls it a portable cylindrical speaker and rates it for outdoor use.

Portable2Maker product pageelectronics.sony.com/audio/speakers/wireless-speakers/p/srsult10-bRead 8 October 2026

Audio

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Audio channelsiSound channels reproduced by one speaker. Pairing two speakers for stereo is separate.

Stereo1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026The speaker ships set to monaural playback. Sony Music Center switches it to stereo, with the left channel from the side nearer the Sony logo. LDAC needs the stereo setting. RTINGS says it can play stereo content without downmixing to mono.

Mono6Reviewrtings.com/speaker/reviews/sony/ult-field-1Read 8 October 2026

Audio driversiPowered audio transducers in one speaker. Passive radiators are counted separately. Circular diameter and rectangular width and height have separate columns. Per-driver power must state continuous or RMS basis and battery or mains operation in the source note.

ASony SRS-XB23

Driver type	Count	Width (mm)	Height (mm)
Full-range driver	2	42	51

Source2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table: 2 full-range units of about 42 mm by 51 mm. Sony Taiwan says the X-Balanced unit has a non-circular diaphragm. Stored as width 42 mm and height 51 mm.

BSony ULT FIELD 1

Driver type	Count	Diameter (mm)
Woofer	1	Not available
Tweeter	1	16

Source4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Specifications. Woofer rectangular dimensions have no axis labels and are omitted. Tweeter diameters are approximate.

Passive radiatorsiPassive, unpowered bass radiators. Excludes powered drivers.

22Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table: passive radiator units 2.

25Reviewsoundguys.com/sony-ult-field-1-review-113404Read 8 October 2026

Rated audio poweriMaker-published total rated continuous audio output. Battery power is used for portable speakers when mains and battery ratings differ. Peak marketing power is separate.

Not available

Not available

Rated audio power on mainsiTotal rated continuous audio output with external power. Store a separate battery rating when the maker publishes both.

Not available

Not available

Audio output power (unspecified rating)iMaker- or reviewer-published audio output power whose continuous or peak rating basis is not stated. This is separate from rated continuous output and explicitly published peak output.

Not available

Not available

Peak audio poweriExplicitly published peak audio output. Never substitute for rated continuous output.

Not available

Not available

Frequency response lower limit (claimed)iPublished acoustic frequency response limit. Tolerance and operating mode belong in the source note. The Bluetooth transmission range that some spec tables and retailers label Frequency Response, such as A2DP 20 to 20,000 Hz, is not stored.

Not available

Not available

Frequency response upper limit (claimed)iPublished acoustic frequency response limit. Tolerance and operating mode belong in the source note. The Bluetooth transmission range that some spec tables and retailers label Frequency Response, such as A2DP 20 to 20,000 Hz, is not stored.

Not available

Not available

Signal-to-noise ratio (claimed)

Not available

Not available

Adjustable equalizeriUser-adjustable frequency bands. Selecting fixed sound presets alone does not qualify.

Yes1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Sony Music Center operations include sound quality setting and equalizer adjustment. The number of bands is not stated. RTINGS lists a graphic EQ.

Yes4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

Equalizer bandsiNumber of user-adjustable frequency bands. Do not count sound presets.

Not available

33Maker product pagesony.com/electronics/support/speakers-wireless-speakers/srs-ult10/specificationsRead 8 October 2026

Automatic sound adjustmentiAdjusts audio to placement or playback conditions. Keep the named feature and conditions in the source note.

Not available

Not available

Sound modesiNamed playback modes. Battery extension modes are also qualified in battery source notes.

EXTRA BASS, STAMINA1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Enjoying switching the sound effects: two effects, EXTRA BASS (default, heavy bass) and STAMINA (power saving). Sony's spec tables also list Clear Audio+ and DSEE for this model, but the Help Guide does not describe them and RTINGS says there is no Clear Audio+, so they are not stored.

ULT POWER SOUND, Custom EQ, STAMINA4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026STAMINA disables sound effects including ULT. No claimed STAMINA runtime is stated.

Wireless stereo pairingiTwo compatible speakers can play separate left and right channels.

Yes1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Stereo Pair needs 2 SRS-XB23 speakers connected over BLUETOOTH. One plays the right channel and the other the left.

Yes4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

Speaker link protocolsiNamed systems for linking compatible speakers, such as PartyBoost, Auracast or Party Connect. Linking support does not establish compatibility across all models.

Stereo Pair, Party Connect1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Sony names Stereo Pair and Party Connect.

Not available

Max linked speakersiPublished maximum in a speaker group. A stereo pair is recorded separately. A figure such as 100+ is stored as 100.

1001Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Party Connect: up to 100 devices compatible with the function. Compatible models in the guide: LSPX-S3, SRS-XP700, XP500, XG500, XG300, XB43, XB33, XB23, XE300 and XE200. Every speaker needs the latest pre-installed software. Wireless Party Chain devices are excluded.

Not available

Max Bluetooth group speakersiPublished maximum speakers in one Bluetooth playback group, including the first speaker. Source notes name the compatible models or families, linking system and firmware requirements. Wi-Fi groups and concurrent Bluetooth source devices are excluded. A stereo pair alone does not establish the maximum when other Bluetooth linking systems are supported. A figure such as 100+ is stored as 100.

1001Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Party Connect links the speakers over BLUETOOTH, up to 100 devices. The guide does not say whether the first speaker is counted. The Sony US release says up to 100 compatible wireless speakers.

Not available

Connectivity

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Bluetooth audio playbackiPlays audio streamed over Bluetooth from a phone or other source. Bluetooth used only for setup or app control does not count.

Yes1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Help Guide covers listening to music from a BLUETOOTH device over A2DP.

Yes4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

Bluetooth versioniVersion of the Bluetooth radio. Some Wi-Fi speakers use Bluetooth only for setup. See Bluetooth audio playback.

5.01Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026About the BLUETOOTH wireless technology: supported version 5.0.2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table: BLUETOOTH standard version 5.0, Power Class 1.

5.34Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026About the BLUETOOTH wireless technology. FIELD 3 states version 5.2, despite the SoundGuys review stating 5.3.

Bluetooth codecsiExplicitly supported receive codecs. Bluetooth version alone does not establish codecs.

SBC, AAC, LDAC1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Codec page: Priority on sound quality selects automatically from AAC, LDAC and SBC. Priority on stable connection selects SBC. LDAC needs the stereo audio setting.2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table lists SBC, AAC and LDAC.

SBC, AAC4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

Bluetooth profiles

A2DP, AVRCP, HFP, HSP, SPP1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Help Guide lists A2DP, AVRCP, HSP and HFP. SPP appears in Sony's Taiwan specification table and is stored from there.2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table lists A2DP, AVRCP, HFP and HSP. The A2DP transmission band of 20 Hz to 20,000 Hz at 44.1 kHz is a Bluetooth range and is not stored as frequency response.3Maker product pagesony.com.tw/en/electronics/portable-speakers/srs-xb23/specificationsRead 23 October 2026Compatible profiles: A2DP, AVRCP, HSP, HFP and SPP. SPP is not in the Help Guide and is likely used for software updates.

A2DP, AVRCP, HFP, HSP, SPP3Maker product pagesony.com/electronics/support/speakers-wireless-speakers/srs-ult10/specificationsRead 8 October 2026

Bluetooth LE AudioiExplicit LE Audio support. Bluetooth LE for app control alone does not qualify.

Not available

Not available

AuracastiExplicit Auracast support. Sending, receiving and speaker-group roles belong in source notes.

Not available

Not available

MultipointiConcurrent Bluetooth source connections. Pairing memory and speaker-to-speaker linking do not qualify.

Yes1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Switching the BLUETOOTH devices connected at the same time: up to 2 devices connect at once and the speaker plays the one that starts playback. Not available with Stereo Pair or Party Connect, and not compatible with HFP or HSP, so hands-free calls do not work in that mode.

Yes6Reviewrtings.com/speaker/reviews/sony/ult-field-1Read 8 October 2026Public verdict explicitly reports Bluetooth multi-device connectivity. Concurrent device count is not stated publicly.

Multipoint source devicesiMaximum concurrently connected Bluetooth source devices, not remembered pairings.

21Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Up to 2 BLUETOOTH devices at the same time.

Not available

Bluetooth range (claimed)iMaker-claimed Bluetooth range to the source device. Test conditions belong in the source note.

30m1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Maximum communication range of about 30 m (about 98 ft).2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table: maximum communication range about 30 m.

30m4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026About 30 m. Obstacles and radio interference reduce this distance.

Wi-FiiBuilt-in Wi-Fi, for audio streaming, setup or control.

No6Reviewrtings.com/speaker/reviews/sony/srs-xb23Read 23 October 2026Public header lists Wi-Fi: No. RTINGS result cells are members only, so no measured value is stored.

No6Reviewrtings.com/speaker/reviews/sony/ult-field-1Read 8 October 2026

Wi-Fi standardsiOne 802.11 name per item, such as 802.11ax. A Wi-Fi generation is written as its standard, so Wi-Fi 5 is 802.11ac and Wi-Fi 6 is 802.11ax. Older standards are listed only when a source names them.

Not available

Not available

Network audio protocolsiNamed systems that stream audio to the speaker over the home network. AirPlay is written as AirPlay 2. Chromecast built-in is written as Google Cast. Other names follow the maker, such as Spotify Connect.

Not available

Not available

USB audio inputiPlayback from a connected computer or phone through USB. Charging, service ports and USB flash-drive playback do not qualify.

No1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Parts and controls: the DC IN 5V port (USB Type-C) is not compatible with music playback.

No4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Parts and controls explicitly state that USB-C is not compatible with music playback.

USB drive playbackiPlayback of audio files on a connected USB storage device.

No1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026The USB Type-C port is a charging port only. No USB storage playback is described.

No4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026The only USB port is documented as incompatible with music playback.

USB audio file formats

Not available

Not available

PortsiPhysical speaker connectors. Record charging, audio input, power output and service roles separately. A shared microphone and guitar jack is one port. A combo jack that takes XLR and 6.35 mm plugs is 6.35 mm audio, and the role names XLR. Optical is a TOSLINK digital audio socket.

ASony SRS-XB23

Connector	Count	Role
USB-C	1	Charging input (DC IN 5V)

Source1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Parts and controls lists a DC IN 5V port (USB Type-C) behind a cap. No audio input is listed.

BSony ULT FIELD 1

Connector	Count	Role
USB-C	1	Charging input

Source4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

Controls and software

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SpeakerphoneiBuilt-in microphone and call support, through a connected phone or a voice assistant's calling. A microphone used only for voice commands does not count. Microphone inputs for karaoke are separate.

Yes1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026The speaker has a microphone and the guide describes hands-free calls over a BLUETOOTH phone.

Yes4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

Voice assistantsiVoice assistants explicitly usable through the speaker, such as Amazon Alexa, Google Assistant, Siri or Sonos Voice Control. State whether a connected phone is required.

Google Assistant, Siri1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026The guide has voice assist topics for the Google app on Android and for Siri. The assistant runs on the connected phone and is used through the speaker microphone.

Google Assistant, Siri4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Uses the connected Android phone Google app or iPhone Siri. Button activation, not a standalone voice assistant.

Controls

Power, Bluetooth pairing, Play/pause and call, Volume up/down, Battery level and sound effect, Party Connect, Stereo Pair1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Parts and controls: power, BLUETOOTH, play and call, volume plus and minus, BATT (battery level) button that also switches EXTRA BASS and STAMINA when held, PARTY and ST PAIR buttons.

Power, Bluetooth pairing, Play/pause, Volume, ULT sound mode, Answer/end call, Phone voice assistant4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

Companion app

Sony | Music Center1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Sony | Music Center. It sets sound effect, equalizer, codec, mono or stereo output, Stereo Pair, Party Connect and power options.2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table: Sony Music Center for iPhone and Android.

Sony | Sound Connect4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Sound Connect support since April 2025. Update through Sony | Music Center first.

App platforms

iOS, Android1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026The guide says to install Sony | Music Center from Google Play or the App Store.2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table lists the iPhone app and the Android app.

Android, iOS4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

User firmware updates

Yes1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026The guide has an Updating the pre-installed software topic, and Music Center shows the software version.

Yes4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

Built-in lightingiDecorative or ambient lighting. Status, battery, connection and microphone indicator LEDs alone do not qualify.

No6Reviewrtings.com/speaker/reviews/sony/srs-xb23Read 23 October 2026Public text: the XB23 does not come with customizable RGB lighting, unlike the XB33 and XB43.

Not available

Lighting modes

Not available

Not available

Smart home

None of 3 known

Matter controlleriCan add and control Matter devices. Being a Matter device alone does not count.

Not available

Not available

Thread border routeriConnects Thread smart home devices to the home network.

Not available

Not available

Zigbee hubiA built-in Zigbee radio that controls Zigbee smart home devices.

Not available

Not available

Battery and charging

6 of 17 differ

Built-in battery

Yes1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Charging the speaker topic describes the built-in lithium-ion battery.

Yes4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

Playback time (claimed)iMaximum maker-claimed music playback on one charge in normal playback mode. Battery extension or reduced-bass boost modes belong in battery_life_boost_h. Record volume and lighting conditions in the source note.

10h1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026About 10 hours at volume level 31 with the EXTRA BASS effect, the factory default, over BLUETOOTH. About 3 hours at maximum volume 50. Measured with a Sony specified music source. Sony's headline 12 hours is the STAMINA figure.

12h4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Charging the speaker, pp. 9-10. Approximate 12 h at volume 25/50 with ULT POWER SOUND on. At maximum volume the claim is 3 h.

Playback with battery extension (claimed)iTotal claimed runtime with the named battery extension mode enabled. Store the total, not only the extra hours. Keep sound and lighting restrictions in the source note.

12h1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026About 12 hours at volume level 34 with the STAMINA effect (EXTRA BASS off), over BLUETOOTH. Stored as the total.2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table: about 12 hours, with a footnote that the sound mode is STAMINA and the volume is about half. The factory sound mode must be switched.

Not available

Battery energyiPublished battery pack energy. Do not calculate from an assumed voltage.

Not available

Not available

Battery capacityiPublished pack capacity at the voltage in battery_voltage_v. Do not substitute power-bank output capacity. A figure written per cell, such as 5000mAh*2, is not a pack capacity unless the maker states the pack figure.

2,700mAh7Spec databasesoundguys.com/product/sony-srs-xb23Read 23 October 2026SoundGuys product table lists a 2700 mAh capacity. AVCesar gives the same figure and a Digitec search result snippet does too (that page was not opened). Sony does not publish a capacity and the Amazon US listing shows 4320, which no other source supports. No nominal voltage is published, so no Wh value is stored.8Press articleavcesar.com/sony-srs-xb23-extra-bass-nouvelle-enceinte-bluetooth-et-baroudeuse-31206Read 23 October 2026French launch article of 2 July 2020: 2,700 mAh battery, 12 hours of listening, 4 hours to charge. It gives an indicative French price of 100 euros, which is not stored because the product page of the same site says 99 euros.

Not available

Nominal battery voltage

Not available

Not available

Battery chemistry

Lithium-ion1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Charging section: rechargeable built-in lithium-ion battery.2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table: lithium-ion battery.

Lithium-ion4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

User-replaceable batteryiBattery that the maker documents as replaceable by the user. Service replacement does not qualify.

Not available

Not available

Full charge timeiTime from discharged to full under the maker conditions. Adapter rating and simultaneous use belong in source notes.

4h1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026About 4 hours from empty to full with a USB AC adaptor that delivers 1.5 A. An adaptor of 500 mA or more and under 1.5 A can take 10 hours or more.2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table: about 4 hours.

5h4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Charging the speaker, p. 9. About 5 h from empty to full, speaker off, using 1.5 A adapter. Supplied cable is rated 1.5 A. A 3 A adapter and cable reduce charging time.

Quick charge duration

Not available

Not available

Playback after quick chargeiClaimed music playback after quick_charge_min of charging. Source conditions apply.

Not available

Not available

Charging input ratingiPublished speaker input voltage and current. An adapter rating alone does not establish device input.

5 V DC1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Charged over USB Type-C on a DC IN 5V port. Sony names a 1.5 A adaptor as the recommended one. The adaptor rating is not a stated device input current, so only the voltage is stored.

5 V DC, 3 A4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

Max charging inputiPublished maximum charging input. USB audio power requirements and adapter output are separate.

Not available

Not available

USB Power Delivery charging

Not available

Not available

Charges other devices

No2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table shows no USB share charging (marked with a dash). Sony Taiwan says USB power port for smartphone: No.3Maker product pagesony.com.tw/en/electronics/portable-speakers/srs-xb23/specificationsRead 23 October 2026USB power port for smartphone: No.

Not available

Max power-bank outputiPublished power delivered by the speaker to another device. Output voltage and current belong in the source note.

Not available

Not available

Wireless chargingiThe speaker battery can be charged wirelessly. Wireless power output to another device is separate.

Not available

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Durability

2 of 5 differ

Dust and water ratingiExact published IP rating. Keep separate ratings, such as IP68 and IP69, as separate entries.

IP671Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Waterproof specification IPX7 and dustproof specification IP6X with the cap closed. Sony's tables write IP67.2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table: IP67, and rust resistant.

IP673Maker product pagesony.com/electronics/support/speakers-wireless-speakers/srs-ult10/specificationsRead 8 October 2026Requires the cap to be securely closed. Accessories and exposed connectors are not water or dust resistant.

Floats

Not available

Yes6Reviewrtings.com/speaker/reviews/sony/ult-field-1Read 8 October 2026Public comparison with JBL Flip7 states RTINGS found FIELD 1 floats.

Drop resistanceiExplicit maker claim or defined drop test. Do not infer from rugged wording.

Yes1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Notes on waterproof features: the speaker passes the drop test from 1.22 m (4 ft) onto 5 cm plywood to MIL-STD-810H Method 516.8 shock. Sony adds that this does not guarantee no damage.

Yes8Maker product pageelectronics.sony.com/audio/speakers/wireless-speakers/p/srsult10-bRead 8 October 2026

Drop test heightiMaker-published tested height. Surface and conditions belong in source notes.

1.22m1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 20261.22 m (4 ft) onto plywood of 5 cm thickness.

1.22m8Maker product pageelectronics.sony.com/audio/speakers/wireless-speakers/p/srsult10-bRead 8 October 2026Footnote 2. MIL-STD 810H Method 516.8-Shock, 1.22 m onto plywood 5 cm thick. Does not guarantee damage-free drops or retention of IP performance.

Carry featuresiPublished handles, straps, carabiners or wheels.

Strap1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Using the strap topic: the strap attached to the speaker hangs it from an object.

Adjustable multi-way strap2Maker product pageelectronics.sony.com/audio/speakers/wireless-speakers/p/srsult10-bRead 8 October 2026

Measured

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Playback time (measured)iReviewer-measured playback per charge. Volume, lighting, sound mode, firmware and connection belong in the source note.

Not available

28.75h7Measurementsoundguys.com/sony-ult-field-1-review-113404Read 8 October 2026Battery test section. SoundGuys measured 28 h 45 min with ULT off, compared with Sony 12 h claim with ULT on. Test volume, firmware and codec are not stated. These are different sound modes and cannot be compared directly.

Max sound pressure (measured)iReviewer-measured maximum SPL. Distance, test method and power source belong in source notes.

Not available

Not available

Low-frequency extension (measured)iReviewer-measured low-frequency limit. Threshold and test method belong in source notes.

Not available

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High-frequency extension (measured)iReviewer-measured high-frequency limit. Threshold and test method belong in source notes.

Not available

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Audio latency (measured)iReviewer-measured source-to-speaker latency. Source device, app, codec, firmware and connection belong in source notes. App compensation may affect results.

Not available

Not available

Full charge time (measured)iReviewer-measured time from empty to full. Power adapter and method belong in the source note.

Not available

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Dimensions and weight

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DimensionsiSpeaker body width, height and depth on explicitly identified axes. Unlabeled tuples do not establish axis meanings. Handle, strap and orientation conditions belong in the source note.

Width76Height218Depth76mm(3 × 8.6 × 3 in)2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table: about 76 mm diameter by 218 mm height including projecting parts. Stored as width and depth 76 mm.3Maker product pagesony.com.tw/en/electronics/portable-speakers/srs-xb23/specificationsRead 23 October 2026Approx. 76 mm dia. by 218 mm (H).

Width206Height77Depth76mm(8.1 × 3 × 3 in)4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Specifications. Approximate W × H × D, including projecting parts and controls.

WeightiSpeaker mass including its battery. Excludes packaging, charger and removable carry accessories unless the source states otherwise.

580g(1.3 lb)2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table: about 580 g including the battery.3Maker product pagesony.com.tw/en/electronics/portable-speakers/srs-xb23/specificationsRead 23 October 2026Approx. 580 g.

650g(1.4 lb)4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Specifications. Approximate mass including battery.

Body materials

Fabric grille2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Specification table lists the net (grille) material as fabric.

Fabric grille, Rubberized plastic end caps5Reviewsoundguys.com/sony-ult-field-1-review-113404Read 8 October 2026

Certifications

None of 1 known

FCC IDs

Not available

Not available

Other certifications

Not available

Not available

In the box

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In the box

Speaker, USB Type-C cable, Strap1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Parts list the strap and the supplied USB Type-C cable.2Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Accessories: USB Type-C cable, strap already attached, registration card, warranty card and manual. Only the first two are stored with the speaker.

Speaker, USB-A to USB-C cable, Strap3Maker product pagesony.com/electronics/support/speakers-wireless-speakers/srs-ult10/specificationsRead 8 October 2026

Links

Not compared

Product page

www.sony.jp/active-speaker/products/SRS-XB232Maker product pagesony.jp/active-speaker/products/SRS-XB23/spec.htmlRead 23 October 2026Sony Japan product page for the SRS-XB23.

electronics.sony.com/audio/speakers/wireless-speakers/p/srsult10-b2Maker product pageelectronics.sony.com/audio/speakers/wireless-speakers/p/srsult10-bRead 8 October 2026

Spec sheet

www.sony.com.tw/en/electronics/portable-speakers/srs-xb23/specifications3Maker product pagesony.com.tw/en/electronics/portable-speakers/srs-xb23/specificationsRead 23 October 2026Sony Taiwan English full specification page. Read in Chrome because sony.com sites block agents.

www.sony.com/electronics/support/speakers-wireless-speakers/srs-ult10/specifications3Maker product pagesony.com/electronics/support/speakers-wireless-speakers/srs-ult10/specificationsRead 8 October 2026

Manual

helpguide.sony.net/speaker/srs-xb23/v1/en/print.pdf1Owner's manualhelpguide.sony.net/speaker/srs-xb23/v1/en/print.pdfRead 23 October 2026Sony English Help Guide for SRS-XB23, print PDF of 93 pages, copyright 2020. It has no Specifications topic, so size, weight and driver values come from Sony's spec tables.

helpguide.sony.net/speaker/7862/v1/en/print.pdf4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

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.

Not available

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Warranty

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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.

1year9Retailer pageamazon.com/dp/B086DBR6T7Read 23 October 2026Warranty description on the Amazon US listing: 1 year. US region. The listing's other technical rows, such as 20 watts, 4320 mAh and AAA batteries, conflict with Sony's tables and are not used.

Not available

Both are also in the API. Back to all wireless speakers.