Wireless speakers / Compare

Sony SRS-XB100 vs Ultimate Ears WONDERBOOM 4

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Product A: Sony

SRS-XB100

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B

Product B: Ultimate Ears

WONDERBOOM 4

48 of 96 known

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Only differences

ASony SRS-XB100

BUltimate Ears WONDERBOOM 4

General

6 of 8 differ

Series

EXTRA BASS2Maker product pagesony.jp/active-speaker/products/SRS-XB100/spec.htmlRead 10 October 2026Sony Japan links the model with its EXTRA BASS series content.

WONDERBOOM1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

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

SRS-XB100, YY7856E1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Help guide cover states Model YY7856E. The guide title and specifications name SRS-XB100.

SR01922Maker product pagesupport.logi.com/hc/en-us/articles/17139136148375-Specification-WONDERBOOM-4Read 8 October 2026

GTIN / EAN

Not available

Not available

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

8 May 20235Press releasesony.mediaroom.com/2023-05-08-Sony-Electronics-Launches-Two-New-Wireless-Speakers,-the-Powerful-Party-Speaker-SRS-XV800-and-the-Compact-SRS-XB100Read 10 October 2026Sony Electronics Inc. announced the SRS-XB100 on 8 May 2023 in San Diego. Preorders opened that day and US sales started on 22 May 2023.

26 June 20244Press releasenews.logitech.com/press-releases/news-details/2024/The-Rugged-Ultimate-Ears-EVERBOOM-Superior-Sound-That-Is-Waterproof-Dustproof-and-Floatable/default.aspxRead 8 October 2026

Status

Available2Maker product pagesony.jp/active-speaker/products/SRS-XB100/spec.htmlRead 10 October 2026Sony Japan product page is live on the accessed date.

Available1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 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.

Sony SRS-XB136Reviewtomsguide.com/reviews/sony-srs-xb100-bluetooth-speakerRead 10 October 2026Tom's Guide says the SRS-XB100 replaces the Sony SRS-XB13.11Reviewengadget.com/sonys-latest-portable-party-speaker-also-works-with-your-tv-160026094.htmlRead 23 October 2026Engadget's launch report says the SRS-XB100 replaces the SRS-XB13 in Sony's compact Bluetooth lineup.

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.

$595Press releasesony.mediaroom.com/2023-05-08-Sony-Electronics-Launches-Two-New-Wireless-Speakers,-the-Powerful-Party-Speaker-SRS-XV800-and-the-Compact-SRS-XB100Read 10 October 2026Pricing section says the SRS-XB100 will be sold for $59 USD and $79 CAD. Tom's Guide also gives $59 as the full retail price. SoundGuys and TechRadar print $59.99. US prices exclude sales tax.6Reviewtomsguide.com/reviews/sony-srs-xb100-bluetooth-speakerRead 10 October 2026Review states a full retail price of $59 / GBP 55 / AU$78.

$99.994Press releasenews.logitech.com/press-releases/news-details/2024/The-Rugged-Ultimate-Ears-EVERBOOM-Superior-Sound-That-Is-Waterproof-Dustproof-and-Floatable/default.aspxRead 8 October 2026US launch MSRP $99.99 before 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.

€64.9910Reviewpcwelt.de/article/2197732/sony-srs-xb100-test.htmlRead 10 October 2026German test says Sony sells the SRS-XB100 directly from EUR 64.99. Retailer list prices (UVP) at Saturn and MediaMarkt Austria also show 64.99. The Sony Europe launch post gives approximately EUR 65 but blocks agents. Includes VAT. Evidence is for Germany.

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

US1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

ColoursiThe maker's own colour names

Black, Light Gray, Blue, Orange6Reviewtomsguide.com/reviews/sony-srs-xb100-bluetooth-speakerRead 10 October 2026Review lists four colors: black, blue, light grey and orange. Names are title-cased and the grey is spelled Gray, as Sony US copy does.

Active Black, Joyous Bright, Hyper Pink, Cobalt Blue, Sand1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 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.

Portable4Reviewwired.com/review/sony-srs-xb100Read 10 October 2026Review calls it an ultra-portable design and the smallest speaker in the Sony XB line.

Portable1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

Audio

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

Mono4Reviewwired.com/review/sony-srs-xb100Read 10 October 2026Review describes one driver with a passive radiator and 360-degree audio. Stored as mono because one driver cannot reproduce two channels.

Stereo1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026Maker describes stereo sound from one physical speaker. Two-speaker Double Up stereo separates left and right between units.

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-XB100

Driver type	Count	Diameter (mm)
Full-range driver	1	46

Source1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Specifications list one full-range unit of about 46 mm diameter. The enclosure is a passive radiator model.2Maker product pagesony.jp/active-speaker/products/SRS-XB100/spec.htmlRead 10 October 2026Specification table: one full-range unit, about 46 mm diameter.

BUltimate Ears WONDERBOOM 4

Driver type	Count
Active audio driver	2

Source1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026Maker embedded technical specs explicitly list two active drivers and two passive radiators. Diameter omitted because manufacturer support says 34 mm while product page says 40 mm.

Passive radiatorsiPassive, unpowered bass radiators. Excludes powered drivers.

11Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Sony Japan specification table lists one passive radiator unit.2Maker product pagesony.jp/active-speaker/products/SRS-XB100/spec.htmlRead 10 October 2026Specification table: passive radiator units 1.

21Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 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

80Hz2Maker product pagesupport.logi.com/hc/en-us/articles/17139136148375-Specification-WONDERBOOM-4Read 8 October 2026Speaker Specifications: 80 Hz to 16 kHz at -3 dB. Not a measured reviewer result.

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

16kHz2Maker product pagesupport.logi.com/hc/en-us/articles/17139136148375-Specification-WONDERBOOM-4Read 8 October 2026Speaker Specifications: 80 Hz to 16 kHz at -3 dB.

Signal-to-noise ratio (claimed)

Not available

86dB2Maker product pagesupport.logi.com/hc/en-us/articles/17139136148375-Specification-WONDERBOOM-4Read 8 October 2026Speaker Specifications: 86 dB unweighted.

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

No4Reviewwired.com/review/sony-srs-xb100Read 10 October 2026Review states the app lacks even basic EQ.

No5Reviewrtings.com/speaker/reviews/ultimate-ears/wonderboom-4Read 8 October 2026Public verdict: no custom EQ. Outdoor and Podcast presets are stored separately in sound_modes.

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

Not available

Not available

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.

Not available

Standard, Outdoor Boost, Podcast1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

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

Yes1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Stereo Pair needs two SRS-XB100 speakers. One plays the left channel and the other the right. The codec switches to SBC during Stereo Pair.4Reviewwired.com/review/sony-srs-xb100Read 10 October 2026Review confirms two XB100 speakers can be paired for stereo sound.

Yes1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 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 Pair1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Sony names the Stereo Pair function. Party Connect is not listed for this model.

Double Up1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

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

21Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Stereo Pair uses exactly two SRS-XB100 speakers.

21Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

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.

21Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Stereo Pair needs exactly 2 SRS-XB100 speakers connected via a Bluetooth connection. It is the only speaker linking system listed. Both speakers need the latest pre-installed software.

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/7856/v1/en/print.pdfRead 10 October 2026

Yes1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

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

5.31Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026About the BLUETOOTH wireless technology: supported version 5.3.2Maker product pagesony.jp/active-speaker/products/SRS-XB100/spec.htmlRead 10 October 2026Specification table: Bluetooth standard version 5.3, Power Class 1, about 30 m.

5.22Maker product pagesupport.logi.com/hc/en-us/articles/17139136148375-Specification-WONDERBOOM-4Read 8 October 2026

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

SBC, AAC1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Help guide states the speaker supports SBC and AAC over A2DP.

Not available

Bluetooth profiles

A2DP, AVRCP, HFP, SPP1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Profiles A2DP, AVRCP and HFP are listed in the help guide. Sony Japan lists SPP for firmware updates only.

A2DP1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 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.

No1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Pairing section says the speaker can be paired with up to 8 devices but can only play music from one paired device at a time. This is pairing memory, not multipoint.7Reviewsoundguys.com/sony-srs-xb100-101833Read 10 October 2026FAQ explicitly says the speaker does not support Bluetooth Multipoint, so only one device can be connected at a time.

Yes1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

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

Not available

21Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

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

30m1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Maximum communication range within 30 m (about 98 ft).

40m1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

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

Not available

No5Reviewrtings.com/speaker/reviews/ultimate-ears/wonderboom-4Read 8 October 2026Public Wi-Fi row explicitly says No.

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/7856/v1/en/print.pdfRead 10 October 2026Help guide says the DC input USB Type-C port is not compatible with music playback.

No2Maker product pagesupport.logi.com/hc/en-us/articles/17139136148375-Specification-WONDERBOOM-4Read 8 October 2026USB-C cable is explicitly for charging only.

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

No1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Parts list note says the DC input port (USB Type-C) is not compatible with music playback. No USB storage playback is documented.

Not available

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-XB100

Connector	Count	Role
USB-C	1	Charging input

Source1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Parts list names a DC input port (USB Type-C). No audio input is listed.

BUltimate Ears WONDERBOOM 4

Connector	Count	Role
USB-C	1	Charging input only

Source2Maker product pagesupport.logi.com/hc/en-us/articles/17139136148375-Specification-WONDERBOOM-4Read 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/7856/v1/en/print.pdfRead 10 October 2026Parts list names a microphone and the guide describes hands-free calls over HFP. The microphone is omnidirectional electret condenser.4Reviewwired.com/review/sony-srs-xb100Read 10 October 2026Review confirms a built-in speakerphone with echo canceling.

No5Reviewrtings.com/speaker/reviews/ultimate-ears/wonderboom-4Read 8 October 2026Public Voice Assistant verdict explicitly says no built-in microphone.

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/7856/v1/en/print.pdfRead 10 October 2026Help guide has voice assist sections for the Google app and Siri. The assistant runs on the connected phone and is used through the speaker microphone.

Not available

Controls

Power, Bluetooth pairing, Stereo Pair, Play/pause and call, Volume up/down1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Parts list: power button, Bluetooth button that also works as ST PAIR, play and call button, volume minus and plus buttons.

Power, Bluetooth pairing, Volume up/down, Play/pause, Next track, Outdoor Boost/Podcast mode, Double Up, Battery level3Owner's manualsupport.logi.com/hc/en-us/articles/17139116395031-Getting-Started-UE-WONDERBOOM-4Read 8 October 2026Manual Power, Control Music, Explore our EQ Modes, Double Up and Check Battery Level sections. Double Up works with WONDERBOOM 3 or 4, excluding other BOOM families.

Companion app

Sony | Music Center1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Help guide asks for the latest Sony | Music Center and the pre-installed software. Sony Japan lists the app for firmware updates only.

Not available

App platforms

iOS, Android2Maker product pagesony.jp/active-speaker/products/SRS-XB100/spec.htmlRead 10 October 2026Specification table lists Sony Music Center for iPhone and Android, for firmware updates only.

Not available

User firmware updates

Yes1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Help guide describes updating the pre-installed software on the speaker.

Not available

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

Not available

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

5 of 17 differ

Built-in battery

Yes1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Specifications list a built-in lithium-ion battery.

Yes1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 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.

16h1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Help guide: about 16 hours at volume level 36 and about 5 hours at volume level 50 (maximum). Measured with a Sony specified music source. Stored the 16 hour figure.2Maker product pagesony.jp/active-speaker/products/SRS-XB100/spec.htmlRead 10 October 2026Specification table: about 16 hours.

14h1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026Up to 14 hours between charges. Actual runtime varies with use, settings and environmental conditions. Volume not stated.

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.

Not available

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.

1,400mAh8Retailer pagegalaxus.at/en/s1/product/sony-srs-xb100-16-h-rechargeable-battery-operated-bluetooth-speakers-37282927Read 10 October 2026Search result text for the Galaxus spec table lists a 1400 mAh Li-ion battery with 16 h life and 4.5 h charge. Kaufland France and Digitec show the same capacity. Sony does not publish a capacity. The retailers block direct fetches, so the page itself was not opened. Nominal voltage is not published, so no Wh value is stored.

2,100mAh2Maker product pagesupport.logi.com/hc/en-us/articles/17139136148375-Specification-WONDERBOOM-4Read 8 October 2026Built-in Li-ion rechargeable battery 2100 mAh. Pack voltage and energy are not published.

Nominal battery voltage

Not available

Not available

Battery chemistry

Lithium-ion1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Specifications list a built-in lithium-ion battery.

Lithium-ion1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 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.

4.5h1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Help guide: about 4 hours 30 minutes from empty to full with a USB AC adaptor that delivers 0.5 A.2Maker product pagesony.jp/active-speaker/products/SRS-XB100/spec.htmlRead 10 October 2026Specification table: about 4.5 hours.

3h2Maker product pagesupport.logi.com/hc/en-us/articles/17139136148375-Specification-WONDERBOOM-4Read 8 October 2026About three hours from empty to full with a 10 W or higher charger. Adapter recommendation 5 V/2 A is not treated as speaker input.

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 DC, 0.5 A1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Specifications list DC 5 V 0.5 A through a commercially available USB AC adaptor.

Not available

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

No1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026The only USB port is named a DC input port. No power output to other devices is documented.

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

Not available

Durability

4 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/7856/v1/en/print.pdfRead 10 October 2026Help guide states waterproof specification IPX7 and dustproof specification IP6X, with the cap fastened. Sony Japan lists IP67.2Maker product pagesony.jp/active-speaker/products/SRS-XB100/spec.htmlRead 10 October 2026Specification table: IP67.

IP671Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

Floats

Not available

Yes1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

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

Not available

Yes1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

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

Not available

1.5m1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026Maker publishes a 1.5 m drop test, also described as five feet. Test surface not specified.

Carry featuresiPublished handles, straps, carabiners or wheels.

Strap1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Help guide describes the supplied strap and upper and lower strap holes.

Bungee loop1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

Measured

1 of 6 differ

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

Not available

13h5Reviewrtings.com/speaker/reviews/ultimate-ears/wonderboom-4Read 8 October 2026Public review Outdoors verdict and Music pros report 13 hours battery life for the tested WONDERBOOM 4. Test bench 1.0.1. Numeric member-only tables were not read. Volume, EQ mode, codec, firmware and source device are not stated in the public prose.

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

Not available

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

Not available

Not available

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

Not available

Dimensions and weight

3 of 3 differ

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.

Width76Height95Depth76mm(3 × 3.7 × 3 in)1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Specifications list about 76 mm diameter by 95 mm height including projecting parts and controls. Stored as width and depth 76 mm.

Not available

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

274g(9.7 oz)1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Specifications list mass of about 274 g including battery.

420g(14.8 oz)1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

Body materials

Steel mesh grille2Maker product pagesony.jp/active-speaker/products/SRS-XB100/spec.htmlRead 10 October 2026Specification table lists the net material as steel metal.

Post-consumer recycled plastic, Recycled polyester fabric4Press releasenews.logitech.com/press-releases/news-details/2024/The-Rugged-Ultimate-Ears-EVERBOOM-Superior-Sound-That-Is-Waterproof-Dustproof-and-Floatable/default.aspxRead 8 October 2026WONDERBOOM 4 plastic components minimum 31% PCR by weight. Fabric is 100% PCR polyester. Packaging excluded.

Certifications

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FCC IDs

ZVAYY7856E9Regulatory filingfccid.io/ZVAYY7856ERead 10 October 2026FCC grant for model YY7856E, grantee Tonly Technology Co., Ltd. (code ZVA). The Sony help guide names YY7856E as the SRS-XB100 model. fccid.io blocks agents, so the ID was read from the page title in search results and was not checked on fcc.gov.

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Other certifications

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In the box

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In the box

Speaker, USB Type-C cable, Strap2Maker product pagesony.jp/active-speaker/products/SRS-XB100/spec.htmlRead 10 October 2026Accessories: USB Type-C cable and strap, already attached to the speaker.

WONDERBOOM 4, Bungee loop (attached), Quick start guide (printed inside box)1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026US product page embedded Package Contents. No USB-C cable included. Support text generically says cable included and conflicts with this reference package.

Links

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Product page

electronics.sony.com/audio/speakers/wireless-speakers/p/srsxb100-b5Press releasesony.mediaroom.com/2023-05-08-Sony-Electronics-Launches-Two-New-Wireless-Speakers,-the-Powerful-Party-Speaker-SRS-XV800-and-the-Compact-SRS-XB100Read 10 October 2026The press release links the Sony US product page for the black model.

www.ultimateears.com/en-us/shop/p/wonderboom-41Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026

Spec sheet

www.sony.jp/active-speaker/products/SRS-XB100/spec.html2Maker product pagesony.jp/active-speaker/products/SRS-XB100/spec.htmlRead 10 October 2026Sony Japan specification table for the SRS-XB100 (Japanese).

support.logi.com/hc/en-us/articles/17139136148375-Specification-WONDERBOOM-42Maker product pagesupport.logi.com/hc/en-us/articles/17139136148375-Specification-WONDERBOOM-4Read 8 October 2026

Manual

helpguide.sony.net/speaker/7856/v1/en/print.pdf1Owner's manualhelpguide.sony.net/speaker/7856/v1/en/print.pdfRead 10 October 2026Sony English help guide for SRS-XB100, full print PDF opened. Copyright 2023.

support.logi.com/hc/en-us/articles/17139116395031-Getting-Started-UE-WONDERBOOM-43Owner's manualsupport.logi.com/hc/en-us/articles/17139116395031-Getting-Started-UE-WONDERBOOM-4Read 8 October 2026Maker online getting-started manual for exact WONDERBOOM 4.

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

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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.

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2years1Maker product pageultimateears.com/en-us/shop/p/wonderboom-4Read 8 October 2026US page embedded specs and compatibility: 2-Year Limited Hardware Warranty.

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