Wireless speakers / Compare

Ultimate Ears BOOM 3 vs Ultimate Ears BOOM 4

A

Product A: Ultimate Ears

BOOM 3

54 of 96 known

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B

Product B: Ultimate Ears

BOOM 4

51 of 96 known

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All 96 fields

Every value links to where we found it.

Only differences

AUltimate Ears BOOM 3

BUltimate Ears BOOM 4

General

3 of 8 differ

Series

BOOM1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026

BOOM1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026

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

984-001348, 984-001350, 984-001351, 984-0013522Maker product pagelogitech.com/en-us/products/speakers/bluetooth-speakers/boom-3.htmlRead 23 October 2026This page lists part number 984-001350. The other colour part numbers come from the retailer pages in the sources.18Retailer pagegreentoe.com/product/Ultimate_Ears_BOOM_3_Portable_Wireless_Bluetooth_Speaker__Night_Black__984-001348Read 23 October 2026Night Black is part number 984-001348. Lagoon Blue is 984-001350 on the maker page.19Spec databasegearbrain.com/devices/3C308330C41B11EB91B0D0B61C6BC496.htmlRead 23 October 2026Ultraviolet Purple is part number 984-001351.20Spec databasegearbrain.com/devices/081361C5C3FC11EB91B0D0B61C6BC496.htmlRead 23 October 2026Sunset Red is part number 984-001352.

S001762Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026

GTIN / EAN

Not available

Not available

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

30 August 20188Press releasenews.logitech.com/press-releases/news-details/2018/Introducing-Ultimate-Ears-BOOM-3-and-MEGABOOM-3-Packed-With-New-Features/default.aspxRead 23 October 2026

26 June 20243Press 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

Available1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026US store sells it at 149.99 USD with an Add to cart button (read 2026-10-23). RTINGS says the BOOM 4 replaced it, but the maker still sells it.

Available1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 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

Ultimate Ears BOOM 38Reviewtrustedreviews.com/reviews/ultimate-ears-boom-4Read 10 October 2026Trusted Reviews says a successor to the UE Boom 3 finally arrived in the Boom 4.9Measurementrtings.com/speaker/reviews/ultimate-ears/boom-3Read 23 October 2026RTINGS shows a notice on the BOOM 3 page that it was replaced by the Ultimate Ears BOOM 4.

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.

Ultimate Ears BOOM 411Reviewrtings.com/speaker/reviews/ultimate-ears/boom-3Read 23 October 2026Public notice: this speaker was replaced by the Ultimate Ears BOOM 4.21Reviewtrustedreviews.com/reviews/ultimate-ears-boom-4Read 23 October 2026Trusted Reviews says a successor to the UE Boom 3 finally arrived in the Boom 4.

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.

$149.998Press releasenews.logitech.com/press-releases/news-details/2018/Introducing-Ultimate-Ears-BOOM-3-and-MEGABOOM-3-Packed-With-New-Features/default.aspxRead 23 October 2026Suggested retail price for BOOM 3 is 149.99 USD. US price, tax treatment not stated.

$149.993Press 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 $149.99 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.

€1509Press articlemobiflip.de/ue-boom-megaboom-3Read 23 October 2026German IFA 2018 launch report: UE Boom 3 costs 150 Euro. Igor'sLAB also gives a German EIA of 150 euros. Stored as the reported 150. No maker euro document was found. Tax treatment not stated.10Reviewigorslab.de/en/ultimate-ears-boom-3-in-test-bluetooth-party-cracker-or-windyRead 23 October 2026Review states an EIA (German list price) of 150 euros.

Not available

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

US1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026US store page, reference market.

US1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026

ColoursiThe maker's own colour names

Night Black, Sunset Red, Lagoon Blue, Ultraviolet Purple8Press releasenews.logitech.com/press-releases/news-details/2018/Introducing-Ultimate-Ears-BOOM-3-and-MEGABOOM-3-Packed-With-New-Features/default.aspxRead 23 October 2026Four launch colours: Night (Black), Sunset (Red), Lagoon (Blue), Ultraviolet (Purple). Written as the retailer and archived maker pages write them.

Raspberry Red, Enchanting Lilac, Active Black, Cobalt Blue1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 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 pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Maker calls it a super-portable wireless Bluetooth speaker with a carry loop and battery.

Portable1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026

Audio

4 of 18 differ

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

Stereo3Maker product pageweb.archive.org/web/20230314222408/https://www.ultimateears.com/en-us/wireless-speakers/boom-3.htmlRead 23 October 2026Maker text: stereophonic audio that radiates evenly in all directions. One physical speaker.14Reviewtrustedreviews.com/reviews/ultimate-ears-boom-3Read 23 October 2026Review calls it a stereo speaker with drivers firing in opposite directions.

Stereo4Reviewrtings.com/speaker/reviews/ultimate-ears/boom-4Read 8 October 2026Public Music verdict describes the single BOOM 4 unit stereo capabilities and soundstage performance. Two-unit stereo linking is a separate field and is not inferred from PartyUp.

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.

AUltimate Ears BOOM 3

Driver type	Count	Diameter (mm)
Active driver	2	38

Source1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026AUDIO row: two 2 inch drivers and two 2 x 4 inch passive radiators. The 2 inch figure is a nominal class. The lab test measured 38 mm, which is stored. See the Fnac lab source.12Measurementleclaireur.fnac.com/test/27027-test-labo-de-lultimate-ears-boom-3-des-ameliorations-bienvenues-mais-surtout-ergonomiquesRead 23 October 2026Labo Fnac measured the two active drivers at 38 mm diameter and the passive radiators at 40 x 80 mm. The maker rounds to 2 inch.13Reviewm.gsmarena.com/ultimate_ears_boom_3_review-news-35813.phpRead 23 October 2026Two active drivers firing left and right and two passive radiators below them.14Reviewtrustedreviews.com/reviews/ultimate-ears-boom-3Read 23 October 2026Two 2 inch active drivers, each paired with a passive radiator.

BUltimate Ears BOOM 4

Driver type	Count	Diameter (mm)
Active audio driver	2	40

Source1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026Specs and Compatibility: two 1.57 in (40 mm) active drivers and two 1.81 x 2.57 in (46.1 x 65.2 mm) passive radiators. Support page lists rounded 2 inch sizes. Rated power not published.2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026Support Speaker Specifications: two active drivers and two passive radiators. Support lists a rounded 2 inch driver. The maker product page and Trusted Reviews give 40 mm, which is stored. The support passive radiator size of 2 x 4 inch also differs from the product page 46.1 x 65.2 mm, so the support sizes are treated as rounded.8Reviewtrustedreviews.com/reviews/ultimate-ears-boom-4Read 10 October 2026Full specs list 2x 40mm active drivers.

Passive radiatorsiPassive, unpowered bass radiators. Excludes powered drivers.

21Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 202614Reviewtrustedreviews.com/reviews/ultimate-ears-boom-3Read 23 October 2026Two passive radiators, one per side.

22Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 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.

90Hz1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Published 90 Hz to 20 kHz. No tolerance stated.

90Hz2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026Maker claim 90 Hz to 20 kHz. No tolerance or test settings stated.

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.

20kHz1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Published 90 Hz to 20 kHz. No tolerance stated.

20kHz2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026Maker claim 90 Hz to 20 kHz. No tolerance or test settings stated.

Signal-to-noise ratio (claimed)

Not available

Not available

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

Yes1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Key features: 4 presets and a customized tuner.6Maker product pagesupport.logi.com/hc/en-us/articles/16007695217943-How-can-I-customize-the-EQRead 23 October 2026Support article: drag the nodes of any EQ mode in the UE | BOOM app. One custom EQ can be saved for BOOM 3.

Yes2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026

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

57Maker product pageultimateears.com/en-us/discover/c/appsRead 23 October 2026Maker app page describes a fully customizable 5-band equalizer in the BOOM app. Trusted Reviews also counts five bands for BOOM 3.14Reviewtrustedreviews.com/reviews/ultimate-ears-boom-3Read 23 October 2026App has four presets and a custom setting with five EQ bands.

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.

The Standard, Cramped Spaces, Voices, Bass Jump15Reviewtechradar.com/reviews/ultimate-ears-boom-3Read 23 October 2026App presets: The Standard, Cramped Spaces, Voices and Bass Jump, plus a custom tuner. Maker says four presets.

Signature, Bass Boost, Cramped Space, Deep Relaxation, Podcast/Vocal1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026Key features: Signature sound plus four pre-set EQ modes in the UE | BOOM app: Bass Boost, Cramped Space, Deep Relaxation and Podcast/Vocal.

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

Yes15Reviewtechradar.com/reviews/ultimate-ears-boom-3Read 23 October 2026The app can link two UE Boom 3 speakers for stereo sound. What Hi-Fi and Expert Reviews say the same.16Reviewwhathifi.com/reviews/ultimate-ears-boom-3Read 23 October 2026The Boom app lets you link two Boom 3s for stereo sound. Its tech specs box lists the larger MEGABOOM 3 size and weight, so those values are not used.17Reviewexpertreviews.co.uk/ue/1407679/ultimate-ears-boom-3-review-boom-2-successorRead 23 October 2026Two Boom 3 speakers can run as a stereo pair.

Not available

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

PartyUp3Maker product pageweb.archive.org/web/20230314222408/https://www.ultimateears.com/en-us/wireless-speakers/boom-3.htmlRead 23 October 2026PartyUp in the BOOM app. Works with BOOM, MEGABOOM and HYPERBOOM speakers.

PartyUp1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026PartyUp compatible with BOOM, MEGABOOM, EVERBOOM, EPICBOOM and HYPERBOOM. Product page says over 150 speakers. The Getting Started guide says up to 150, see max_linked_speakers.

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

1503Maker product pageweb.archive.org/web/20230314222408/https://www.ultimateears.com/en-us/wireless-speakers/boom-3.htmlRead 23 October 2026Archived page says over 150 speakers. The press release and the support article say up to 150, which is stored.5Maker product pagesupport.logi.com/hc/en-us/articles/19154583137175-How-To-Use-The-Ultimate-Ears-Boom-AppRead 23 October 2026PartyUp pairs up to 150 speakers. Any BOOM or MEGABOOM can join.

1505Owner's manualsupport.logi.com/hc/en-us/articles/17139015562519-Getting-Started-UE-BOOM-4Read 10 October 2026UE | BOOM app section: Party Up pairs up to 150 speakers. Any BOOM, MEGABOOM, EVERBOOM, EPICBOOM or HYPERBOOM can join. Product page says over 150, the guide figure is stored. Linking is app based, so the Bluetooth group field is not set.

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

5 of 16 differ

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

Yes1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Maker page and Compatibility row: plays audio from Bluetooth devices using A2DP.

Yes2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026

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

Not available

5.02Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026

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

SBC17Reviewexpertreviews.co.uk/ue/1407679/ultimate-ears-boom-3-review-boom-2-successorRead 23 October 2026Review: connects through Bluetooth using the SBC codec, with no aptX. Only SBC is stored.

SBC2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026

Bluetooth profiles

A2DP1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Compatibility row names the A2DP audio profile. Bluetooth version is not published.

A2DP2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 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.

Yes3Maker product pageweb.archive.org/web/20230314222408/https://www.ultimateears.com/en-us/wireless-speakers/boom-3.htmlRead 23 October 2026Wireless capabilities: pair up to 8 Bluetooth source devices and connect up to two source devices at the same time.

No4Reviewrtings.com/speaker/reviews/ultimate-ears/boom-4Read 8 October 2026Public Music/Outdoors verdict explicitly lists no Bluetooth multi-device pairing.

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

23Maker product pageweb.archive.org/web/20230314222408/https://www.ultimateears.com/en-us/wireless-speakers/boom-3.htmlRead 23 October 2026Connect up to two source devices at the same time. The current US page no longer repeats this line.

Not available

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

45m1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Mobile range of play up to 45 m.

45m2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026

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

No11Reviewrtings.com/speaker/reviews/ultimate-ears/boom-3Read 23 October 2026Public header says Wi-Fi: No. Bluetooth only.14Reviewtrustedreviews.com/reviews/ultimate-ears-boom-3Read 23 October 2026Bluetooth only, no Wi-Fi.

No4Reviewrtings.com/speaker/reviews/ultimate-ears/boom-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.

No13Reviewm.gsmarena.com/ultimate_ears_boom_3_review-news-35813.phpRead 23 October 2026Review: the only way to input sound is Bluetooth. The microUSB port is for charging.

No2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026Connection Type is Bluetooth. Wireless speaker, charging by USB-C cable. USB-C is documented for charging only.

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

No13Reviewm.gsmarena.com/ultimate_ears_boom_3_review-news-35813.phpRead 23 October 2026Review: no input other than Bluetooth. No USB drive playback.

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.

AUltimate Ears BOOM 3

Connector	Count	Role
Micro USB	1	Charging input under the rear weather door
Other	1	Charging contacts on the base for the POWER UP dock (sold separately)

Source12Measurementleclaireur.fnac.com/test/27027-test-labo-de-lultimate-ears-boom-3-des-ameliorations-bienvenues-mais-surtout-ergonomiquesRead 23 October 2026Lab confirms a microUSB port behind the rear cover, no mini-jack, and a port on the base for the Power Up dock.13Reviewm.gsmarena.com/ultimate_ears_boom_3_review-news-35813.phpRead 23 October 2026Review: microUSB charging port behind a flap and a metal connector on the base for the Power Up dock. No aux input.

BUltimate Ears BOOM 4

Connector	Count	Role
USB-C	1	Charging input

Source2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026Speaker is charged via USB-C. Device input voltage/current not established by the separately listed adapter rating.

Controls and software

2 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.

No11Reviewrtings.com/speaker/reviews/ultimate-ears/boom-3Read 23 October 2026Public header says Speakerphone: No. Locked numeric cells were not read.

No2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 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.

Not available

Not available

Controls

Power button, Bluetooth pairing button, Volume up and down buttons, Magic Button for play, pause and skip, Battery level check (volume up and down together)4Owner's manualsupport.logi.com/hc/en-us/articles/18601577361559-Getting-Started-BOOM-3Read 23 October 2026Power button, Bluetooth pairing button, volume plus and minus, Magic Button (short press play or pause, double press skip), plus and minus together for battery level.

Power, Bluetooth pairing, Volume up/down, Play/pause, Next/previous track, Magic Button playlist shortcut, Battery level2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026

Companion app

UE | BOOM4Owner's manualsupport.logi.com/hc/en-us/articles/18601577361559-Getting-Started-BOOM-3Read 23 October 2026The guide points to the Ultimate Ears BOOM and MEGABOOM app. The support EQ article calls it UE | BOOM.

UE | BOOM2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026

App platforms

iOS, Android5Maker product pagesupport.logi.com/hc/en-us/articles/19154583137175-How-To-Use-The-Ultimate-Ears-Boom-AppRead 23 October 2026Download the BOOM app from the Google Play store or the App Store. The article lists BOOM 3 as supported.

iOS, Android2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026

User firmware updates

Yes5Maker product pagesupport.logi.com/hc/en-us/articles/19154583137175-How-To-Use-The-Ultimate-Ears-Boom-AppRead 23 October 2026Speaker Updates: a tap in the app updates the speaker.13Reviewm.gsmarena.com/ultimate_ears_boom_3_review-news-35813.phpRead 23 October 2026Review: the app can update the speaker software.

Yes5Owner's manualsupport.logi.com/hc/en-us/articles/17139015562519-Getting-Started-UE-BOOM-4Read 10 October 2026Speaker Updates and Party Up instructions explicitly document OTA firmware updates from the UE | BOOM app.

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

Not available

No2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026Indicator Lights lists four LEDs: power, Bluetooth, Magic button and one charging LED. No decorative lighting is listed.

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

3 of 17 differ

Built-in battery

Yes1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026

Yes1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 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.

15h1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Up to 15 hours on a single charge. Varies with use, settings and environment. No volume stated.

15h1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026Up to 15 hours. Varies with settings, volume and environmental conditions. High volume and bass boost reduce runtime.

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

11.52Wh2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026Built-in Li-ion rechargeable battery 11.52 Wh. No pack voltage or mAh inferred.

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.

Not available

Not available

Nominal battery voltage

Not available

Not available

Battery chemistry

Lithium-ion1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Embedded spec table: Rechargeable Lithium-Ion Battery. Capacity and voltage are not published.

Lithium-ion1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026

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

Not available

No2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026Battery user replaceable: Not recommended, improper assembly may affect waterproof performance. Maker does not document user replacement.

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

Not available

3h2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026Battery Charge Speed: less than 3 hours from empty to full with a Type C charger of 7.5 W or above. Stored as 3, the qualifier is here.

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.

Not available

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

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

IP671Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026IP67, can be submerged for up to 30 minutes.

IP671Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026

Floats

Yes1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026

Yes1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026

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

Yes1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Page says the speaker passed more than 25 durability tests including multiple drop tests. Archived maker page footnote lists BOOM 3 as drop proof. No drop height is stated.

Yes1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026

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

Not available

Not available

Carry featuresiPublished handles, straps, carabiners or wheels.

Fabric loop13Reviewm.gsmarena.com/ultimate_ears_boom_3_review-news-35813.phpRead 23 October 2026Fabric loop on the back.14Reviewtrustedreviews.com/reviews/ultimate-ears-boom-3Read 23 October 2026Small fabric loop on the back for a carabiner. No carabiner included.

Bungee loop1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 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.

15.45h12Measurementleclaireur.fnac.com/test/27027-test-labo-de-lultimate-ears-boom-3-des-ameliorations-bienvenues-mais-surtout-ergonomiquesRead 23 October 2026Labo Fnac average of 15 h 27 min (15.45 h). Volume and source are not published on the page.

12h6Measurementrtings.com/speaker/reviews/ultimate-ears/boom-4Read 10 October 2026Public Outdoors verdict states 12 hours of battery life for the tested BOOM 4. Locked numeric tables were not read. Maker claim is 15 hours.7Measurementrtings.com/speaker/tests/active-features/batteryRead 10 October 2026Public method: latest firmware, full charge, audio track looped at 80 dB SPL from 1 m until the speaker runs out of charge. Speaker-specific sound mode, EQ and firmware are not published.

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

87dB12Measurementleclaireur.fnac.com/test/27027-test-labo-de-lultimate-ears-boom-3-des-ameliorations-bienvenues-mais-surtout-ergonomiquesRead 23 October 2026Microphone at 50 cm. Best level 87 dB at 10 percent distortion, measured at 60, 80 and 100 Hz. The 87 dB is the 100 Hz result. Battery power.

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.

AUltimate Ears BOOM 3

Connection	Latency (ms)
Bluetooth	141

Source12Measurementleclaireur.fnac.com/test/27027-test-labo-de-lultimate-ears-boom-3-des-ameliorations-bienvenues-mais-surtout-ergonomiquesRead 23 October 2026Bluetooth latency of 141 ms. Source device, codec and app are not stated.

BUltimate Ears BOOM 4

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

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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.

Width73Height184Depth73mm(2.9 × 7.2 × 2.9 in)1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Embedded Specs and Compatibility: height 184 mm, width 73 mm. The archived maker page calls 73 mm the diameter, so width and depth are both 73 mm.

Width73Height184Depth73mm(2.9 × 7.2 × 2.9 in)2Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026Product Dimensions table, Speaker row explicitly labels height 184, width 73, depth 73 mm. Packaging row excluded.

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

608g(1.3 lb)1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Embedded Specs and Compatibility: 608 g (21.45 oz).

620g(1.4 lb)1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026

Body materials

Two-tone performance fabric, Rubberised plastic14Reviewtrustedreviews.com/reviews/ultimate-ears-boom-3Read 23 October 2026Top and bottom are rubberised plastic and the main body is a woven fabric.

Post-consumer recycled plastic, Recycled polyester fabric3Press 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 2026BOOM 4 plastic components minimum 52% PCR by weight. Fabric is 100% PCR polyester. Packaging excluded.

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

BOOM 3 speaker, Micro-USB cable, Quick Start Guide1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026Package contents: BOOM 3 Speaker, Micro-USB Cable, Quick Start Guide.

Not available

Links

Not compared

Product page

www.ultimateears.com/en-us/shop/p/boom-3.984-0013501Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026

www.ultimateears.com/en-us/shop/p/boom-41Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026

Spec sheet

www.logitech.com/en-us/products/speakers/bluetooth-speakers/boom-3.html2Maker product pagelogitech.com/en-us/products/speakers/bluetooth-speakers/boom-3.htmlRead 23 October 2026Maker Specs and Details tab: part number, dimensions, weight and the technical specification text.

support.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-42Maker product pagesupport.logi.com/hc/en-us/articles/17139015760279-Specification-BOOM-4Read 10 October 2026

Manual

support.logi.com/hc/en-us/articles/18601577361559-Getting-Started-BOOM-34Owner's manualsupport.logi.com/hc/en-us/articles/18601577361559-Getting-Started-BOOM-3Read 23 October 2026Maker Getting Started guide for BOOM 3. No PDF manual was found.

support.logi.com/hc/en-us/articles/17139015562519-Getting-Started-UE-BOOM-45Owner's manualsupport.logi.com/hc/en-us/articles/17139015562519-Getting-Started-UE-BOOM-4Read 10 October 2026Official getting-started manual explicitly covers BOOM 4 and MEGABOOM 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

Not available

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.

2years1Maker product pageultimateears.com/en-us/shop/p/boom-3.984-001350Read 23 October 2026

2years1Maker product pageultimateears.com/en-us/shop/p/boom-4Read 10 October 2026US page embedded specs and compatibility: 2-Year Limited Hardware Warranty.

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