Wireless speakers / Compare

soundcore Motion 300 vs Ultimate Ears WONDERBOOM 4

A

Product A: soundcore

Motion 300

51 of 96 known

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B

Product B: Ultimate Ears

WONDERBOOM 4

48 of 96 known

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All 96 fields

Every value links to where we found it.

Only differences

Asoundcore Motion 300

BUltimate Ears WONDERBOOM 4

General

6 of 8 differ

Series

Motion1Maker product pageus.soundcore.com/products/motion-300-speaker-a3135011Read 13 October 2026Maker names the speaker Motion 300 in the Motion family.

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.

A3135, A31350112Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Guide title names A3135. The A3135011 item number is in the US product page URL and image names.

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

GTIN / EAN

1946441541415Retailer pageamazon.com/dp/B0CDJWTWMBRead 13 October 2026Amazon US lists UPC 194644154141 and GTIN 00194644154141 for the black speaker. The item was listed as currently unavailable on the accessed date.

Not available

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

September 202310Press articlecultofmac.comRead 13 October 2026Announcement article published September 20, 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

Available3Maker product pageankerjapan.com/products/a3135012Read 13 October 2026Anker Japan store lists the Motion 300 in later colours (A3135012, A3135032, A3135062) from June 2025. The US store and Amazon US showed the Mirage Black speaker as unavailable 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.

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.

$79.996Reviewsoundguys.com/anker-soundcore-motion-300-review-103438Read 13 October 2026Review gives an MSRP of $79.99.9Press articlecultofmac.com/833366/soundcore-motion-300-portable-speaker-reviewRead 13 October 2026Review says the speaker goes on sale for $79.99 at Soundcore and Amazon in the US. SoundGuys lists an MSRP of $79.99.10Press articlecultofmac.comRead 13 October 2026Announcement lists $79.99. Pre-orders had an early-bird price of $64.99.

$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.

€89.9911Press articleappgefahren.deRead 13 October 2026German article of October 17, 2023 gives a regular price of 89.99 euros with a launch offer of 74.99 euros. German retail prices include VAT.

Not available

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

US, DE11Press articleappgefahren.deRead 13 October 2026Markets with launch price evidence: US from Cult of Mac and Germany from this article.

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

ColoursiThe maker's own colour names

Mirage Black, Frost Blue, Fern Green9Press articlecultofmac.com/833366/soundcore-motion-300-portable-speaker-reviewRead 13 October 2026Launches in Mirage Black, with Frost Blue and Fern Green expected by early December 2023.

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.

Portable1Maker product pageus.soundcore.com/products/motion-300-speaker-a3135011Read 13 October 2026Maker page title and feature text call it a portable Bluetooth speaker.

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

Audio

11 of 18 differ

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

Stereo1Maker product pageus.soundcore.com/products/motion-300-speaker-a3135011Read 13 October 2026Maker feature text says 30W stereo sound. Amazon lists 2 audio channels. Two speakers in TWS mode play one left and one right channel.

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.

Asoundcore Motion 300

Driver type	Count	Diameter (mm)
Full-range driver	2	48

Source2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Specifications table, Speaker Driver 48mm x2. Driver type comes from the Anker Japan page. No per-driver rated power is stored because the basis is not stated.

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.

23Maker product pageankerjapan.com/products/a3135012Read 13 October 2026Page names dual passive radiators together with BassUp.

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.

30W2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Specifications table, Audio Output Power 30W. The rating basis is not stated, so no rated continuous power is stored.

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)

88dB5Retailer pageamazon.com/dp/B0CDJWTWMBRead 13 October 2026Amazon technical details, Signal-to-Noise Ratio 88 db. iFixit lists the same value.

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.

Yes2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026App offers a Custom EQ preset.

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.

98Reviewkopfhoerer.de/test/soundcore-motion-300-by-ankerRead 13 October 2026Review states users can define their own presets with a 9-band EQ in the app. Presets are not counted.

Not available

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

Yes2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Auto Adaptive EQ switches the EQ by placement. Vertical is Immersive Mode, horizontal is 360 Mode and handheld vertical is Dynamic Mode.

Not available

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

Immersive Mode, 360° Mode, Dynamic Mode, soundcore Signature, Voice, Treble Boost, Balance, BassUp2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Three Auto Adaptive EQ modes plus the app EQ presets soundcore Signature, Voice, Treble Boost, Balance and BassUp. Custom is a user EQ and is not listed.

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.

Yes2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026TWS mode pairs two identical soundcore speakers, one as the left channel and one as the right channel.

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.

Not available

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.

Not available

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.

Not available

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.

Yes3Maker product pageankerjapan.com/products/a3135012Read 13 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.

5.32Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Specifications table, Bluetooth Version 5.3.

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, AAC, LDAC3Maker product pageankerjapan.com/products/a3135012Read 13 October 2026Product specification table, supported codecs LDAC, SBC and MPEG2 AAC LC. Anker's Amazon listing image also shows LDAC and AAC LC logos.

Not available

Bluetooth profiles

Not available

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.

Yes9Press articlecultofmac.com/833366/soundcore-motion-300-portable-speaker-reviewRead 13 October 2026Review says you can connect via Bluetooth to two devices at once. The maker guide says the speaker plays from one device at a time and the user pauses the active device to play from another connected device.

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

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

29Press articlecultofmac.com/833366/soundcore-motion-300-portable-speaker-reviewRead 13 October 2026Review says you can connect via Bluetooth to two devices at once.

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.

100m2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Specifications table, 100 m (328 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.

Not available

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.

Not available

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.

Asoundcore Motion 300

Connector	Count	Role
USB-C	1	Charging input

Source2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Guide shows one USB-C charging port. No audio input port 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

6 of 8 differ

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.

Yes2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Guide lists answer and end call and reject call on the multi-function button. Amazon lists a built-in microphone and SoundGuys says the microphone works for calls.6Reviewsoundguys.com/anker-soundcore-motion-300-review-103438Read 13 October 2026Review says the built-in microphone is usable for calls.

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.

Connected phone voice assistant2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Guide says holding the multi-function button for 2 seconds activates the voice assistant software. It runs on the connected phone.

Not available

Controls

Power, Bluetooth pairing, BassUp, Volume up/down, Multi-function button2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Guide button controls: power, Bluetooth pairing, BassUp, volume up and down, and a multi-function button for play/pause, track skip and calls.

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

soundcore2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Guide names the soundcore app for product information, firmware updates, battery status and EQ.

Not available

App platforms

iOS, Android4Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3135QSG.pdfRead 13 October 2026Quick start guide carries Google Play and Apple trademark notices for the soundcore app. Cult of Mac confirms the app for iOS and Android.

Not available

User firmware updates

Yes2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Guide says the app informs the user when a new firmware version is detected.

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

6 of 17 differ

Built-in battery

Yes2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026

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.

13h2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Specifications table, up to 13 hours, varies by volume level and music content. Anker Japan states up to 12 hours at 50 percent volume with BassUp off. The guide says LDAC reduces playtime.

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.

3,100mAh2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Specifications table, Battery Capacity 3100mAh/7.2V. Retail and press listings give 3350 mAh. The maker guide is used.

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

7.2V2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Specifications table, 3100mAh/7.2V.

Not available

Battery chemistry

Not available

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.

4h2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Specifications table says less than 4 hours. The quick start guide says 4 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, 3 A2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Specifications table, DC Power Input 5V 3A. The guide names the USB-C charging port.

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

Not available

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.

IPX72Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Specifications table, Waterproof Level IPX7. No dust rating is published.

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.

Yes3Maker product pageankerjapan.com/products/a3135012Read 13 October 2026Feature line says the speaker withstands a drop from a height of about 2 m.

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.

2m3Maker product pageankerjapan.com/products/a3135012Read 13 October 2026Feature line, about 2 m. Landing surface and test conditions are not stated.

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.

Detachable strap3Maker product pageankerjapan.com/products/a3135012Read 13 October 2026Page describes the detachable strap for hanging on a bag, tent or tree.

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.

16.25h7Measurementsoundguys.com/anker-soundcore-motion-300-review-103438Read 13 October 2026SoundGuys continuous music playback 16 h 15 min, converted to 16.25 h. Calibrated to peak at 75 dB SPL at 1 m with BassUp off. Speaker firmware 1.1.5, soundcore app 3.4.2. This volume is lower than a typical maker test. Trusted Reviews reports 14 to 15 hours at 50 to 55 percent volume.

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

2 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.

Not available

Not available

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

776g(1.7 lb)3Maker product pageankerjapan.com/products/a3135012Read 13 October 2026Specification table, about 776 g. Colour variant page of the same speaker. Other listings round to 1.7 lb. SoundGuys lists 830 g and kopfhoerer.de lists 778 g without cable. The maker figure is used.

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

Body materials

Plastic, TPE rubber3Maker product pageankerjapan.com/products/a3135012Read 13 October 2026Page says the corners are covered with about 5 mm of plastic and soft TPE rubber.

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

1 of 1 differ

FCC IDs

Not available

Not available

Other certifications

Hi-Res Audio Wireless10Press articlecultofmac.comRead 13 October 2026Announcement says the speaker has Wireless Hi-Res Certification. The Amazon listing image shows the Hi-Res Audio Wireless logo with LDAC.

Not available

In the box

1 of 1 differ

In the box

Soundcore Motion 300, USB-C to USB-C cable, Quick start guide, Safety manual3Maker product pageankerjapan.com/products/a3135012Read 13 October 2026Package contents: Motion 300, USB-C to USB-C cable, quick start guide, safety manual and warranty information. A charger is sold separately.

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

Not compared

Product page

us.soundcore.com/products/motion-300-speaker-a31350111Maker product pageus.soundcore.com/products/motion-300-speaker-a3135011Read 13 October 2026Exact model product page of the maker's US store. The Mirage Black variant showed as sold out on the accessed date.

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

Spec sheet

Not available

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

service.soundcore.com/article-description/A3135-EN2Owner's manualservice.soundcore.com/article-description/A3135-ENRead 13 October 2026Maker English user guide for model A3135. The same guide is published as a PDF.

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.

Not available

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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.

1.5years4Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3135QSG.pdfRead 13 October 2026Quick start guide, 18-month limited warranty. The guide is multilingual, so no single market is named.

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.