Wireless speakers / Compare

JBL Xtreme 4 vs Sony ULT FIELD 5

A

Product A: JBL

Xtreme 4

58 of 96 known

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B

Product B: Sony

ULT FIELD 5

55 of 96 known

Change Sony ULT FIELD 5

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All 96 fields

Every value links to where we found it.

Only differences

AJBL Xtreme 4

BSony ULT FIELD 5

General

6 of 8 differ

Series

Not available

ULT POWER SOUND1Press releasesony.mediaroom.com/2025-04-09-Sony-Electronics-Introduces-Three-New-Speakers-in-the-ULT-POWER-SOUND-Range-Featuring-Global-Superstar-Post-MaloneRead 8 October 2026

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

JBLXTREME4BLKAM1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

SRS-ULT50, YY7859E4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 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 January 20247Press releasenews.jbl.com/en-CEU/233279-music-is-better-connected-as-jbl-launches-its-first-auracasttm-enabled-portable-speakersRead 8 October 2026

9 April 20251Press releasesony.mediaroom.com/2025-04-09-Sony-Electronics-Introduces-Three-New-Speakers-in-the-ULT-POWER-SOUND-Range-Featuring-Global-Superstar-Post-MaloneRead 8 October 2026

Status

Available1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

Available2Maker product pageelectronics.sony.com/audio/speakers/all-speakers/p/srsult50-bRead 8 October 2026

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

JBL Xtreme 310Reviewsoundguys.com/jbl-xtreme-4-100540Read 23 October 2026SoundGuys calls the Xtreme 3 the predecessor of the new JBL Xtreme 4.

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.

JBL Xtreme 511Reviewtechradar.com/audio/wireless-bluetooth-speakers/jbl-xtreme-5-reviewRead 23 October 2026TechRadar's review says the Xtreme 5 launched about two years after its predecessor, the JBL Xtreme 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.

Not available

$329.991Press releasesony.mediaroom.com/2025-04-09-Sony-Electronics-Introduces-Three-New-Speakers-in-the-ULT-POWER-SOUND-Range-Featuring-Global-Superstar-Post-MaloneRead 8 October 2026US suggested retail price at launch, excluding tax.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

€2997Press releasesony.de/presscentre/sony-erweitert-die-ult-power-sound-serie-um-drei-neue-lautsprecher-und-zelebriert-den-launch-in-kooperation-mit-dem-superstar-post-malone-c07f7bRead 8 October 2026German launch UVP including VAT. FIELD 5 is explicitly 299 Euro. Regional euro release prices vary.

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

Not available

US, CA1Press releasesony.mediaroom.com/2025-04-09-Sony-Electronics-Introduces-Three-New-Speakers-in-the-ULT-POWER-SOUND-Range-Featuring-Global-Superstar-Post-MaloneRead 8 October 2026

ColoursiThe maker's own colour names

Black, Blue, Black Camo1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

Black, Off White1Press releasesony.mediaroom.com/2025-04-09-Sony-Electronics-Introduces-Three-New-Speakers-in-the-ULT-POWER-SOUND-Range-Featuring-Global-Superstar-Post-MaloneRead 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 pagejbl.com/XTREME-4.htmlRead 8 October 2026

Portable2Maker product pageelectronics.sony.com/audio/speakers/all-speakers/p/srsult50-bRead 8 October 2026

Audio

8 of 18 differ

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

Stereo5Measurementrtings.com/speaker/reviews/jbl/xtreme-4Read 8 October 2026

Stereo6Reviewrtings.com/speaker/reviews/sony/ult-field-5Read 8 October 2026

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

AJBL Xtreme 4

Driver type	Count	Diameter (mm)	Rated power per driver (W)
Woofer	2	70	20
Tweeter	2	20	15

Source3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026Quick start guide TECH SPEC. Per-driver powers are battery mode. External-power mode is 30 W per woofer and 20 W per tweeter. All per-driver output figures are RMS ratings.

BSony ULT FIELD 5

Driver type	Count	Diameter (mm)
Woofer	1	Not available
Tweeter	2	46

Source4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026Specifications. Woofer rectangular dimensions have no axis labels and are omitted. Tweeter diameters are approximate.

Passive radiatorsiPassive, unpowered bass radiators. Excludes powered drivers.

21Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

25Reviewsoundguys.com/sony-ult-field-5-review-party-ready-but-with-room-to-improve-135558Read 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.

70W4Reviewsoundguys.com/jbl-xtreme-4-review-117134Read 8 October 2026Explicit 70 W battery total in What you need to know. Matches maker battery component ratings.

Not available

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

100W4Reviewsoundguys.com/jbl-xtreme-4-review-117134Read 8 October 2026Explicit 100 W external-power total. Requires the AC-to-USB-C power source.

Not available

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

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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

20kHz3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026TECH SPEC publishes this endpoint. No amplitude tolerance or operating-mode condition is stated.

Not available

Signal-to-noise ratio (claimed)

Not available

Not available

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

Yes1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

Yes4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

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

54Reviewsoundguys.com/jbl-xtreme-4-review-117134Read 8 October 2026Five-band custom EQ in JBL Portable v6.2.21 with speaker firmware .0.5.5.0.

103Maker product pagesony.co.uk/electronics/support/speakers-wireless-speakers/srs-ult50/specificationsRead 8 October 2026

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

Yes1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026AI Sound Boost analyzes playback and predicts driver movement and power response. It limits distortion at high volume.

Yes4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026Sound Field Optimization adapts to playback conditions and environment. Disabled with Stereo Pair or Party Connect.

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

Playtime Boost2Maker spec sheet (PDF)jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwd4772be5/pdfs/JBL_Xtreme_4_Specsheet_EN_(with_Adaptor).pdfRead 8 October 2026

ULT1, ULT2, Custom EQ, STAMINA4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026STAMINA disables sound effects including ULT. No claimed STAMINA runtime is stated.

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

Yes1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

Yes4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

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

Auracast, PartyBoost1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026Auracast links compatible JBL speakers. PartyBoost compatibility uses the JBL Portable app. Stereo pairing requires two Xtreme 4 speakers.

Party Connect4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026Party Connect supports compatible Sony speakers. Compatibility may require current firmware. It is distinct from Wireless Party Chain.

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

1004Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026Party Connect section. Up to 100 physical speakers in one compatible group, including the first speaker.

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.

Yes4Reviewsoundguys.com/jbl-xtreme-4-review-117134Read 8 October 2026

Yes4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

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

5.33Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026

5.34Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026About the BLUETOOTH wireless technology. FIELD 3 states version 5.2, despite the SoundGuys review stating 5.3.

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

SBC4Reviewsoundguys.com/jbl-xtreme-4-review-117134Read 8 October 2026

SBC, AAC, LDAC4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

Bluetooth profiles

A2DP, AVRCP 1.63Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026QSG says A2DP 1.4. Datasheet says A2DP 1.3. Only the undisputed A2DP profile name is stored. Both say AVRCP 1.6.

A2DP, AVRCP, SPP3Maker product pagesony.co.uk/electronics/support/speakers-wireless-speakers/srs-ult50/specificationsRead 8 October 2026

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

Not available

Not available

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

Yes1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

Not available

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

Yes4Reviewsoundguys.com/jbl-xtreme-4-review-117134Read 8 October 2026

Yes4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

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

24Reviewsoundguys.com/jbl-xtreme-4-review-117134Read 8 October 2026

24Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

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

Not available

30m4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026About 30 m. Obstacles and radio interference reduce this distance.

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

No5Measurementrtings.com/speaker/reviews/jbl/xtreme-4Read 8 October 2026

No6Reviewrtings.com/speaker/reviews/sony/ult-field-5Read 8 October 2026

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

Not available

Not available

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

Not available

Not available

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

No4Reviewsoundguys.com/jbl-xtreme-4-review-117134Read 8 October 2026

No4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026Parts and controls explicitly state that USB-C is not compatible with music playback.

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

No4Reviewsoundguys.com/jbl-xtreme-4-review-117134Read 8 October 2026FAQ explicitly says the speaker cannot play music from USB.

No4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026The only USB port is documented as incompatible with music playback.

USB audio file formats

Not available

Not available

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

AJBL Xtreme 4

Connector	Count	Role
USB-C	1	Charging input and power-bank output

Source3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026

BSony ULT FIELD 5

Connector	Count	Role
USB-C	1	Charging input and power-bank output
3.5 mm audio	1	Stereo audio input

Source4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

Controls and software

4 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.

No5Measurementrtings.com/speaker/reviews/jbl/xtreme-4Read 8 October 2026

No6Reviewrtings.com/speaker/reviews/sony/ult-field-5Read 8 October 2026Public speakerphone cell states No. Voice assistant verdict says there is no microphone for voice assistance. SoundGuys control table call row is not used.

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, Bluetooth pairing, Auracast linking, Volume up, Volume down, Play/pause, Next track, Previous track3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026PLAY diagram shows one press for play/pause, two for next track and three for previous track.

Power, Bluetooth pairing, Play/pause, Volume, ULT sound mode, Speaker linking, Battery level and battery care, Lighting4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

Companion app

JBL Portable1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

Sony | Sound Connect4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

App platforms

Not available

Android, iOS4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

User firmware updates

Yes3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026APP section documents software upgrades through JBL Portable.

Yes4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

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

Not available

Yes4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

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

9 of 17 differ

Built-in battery

Yes3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026

Yes4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

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

24h3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026Up to 24 hours. Depends on volume and audio content.

25h4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026Charging the speaker, pp. 12-13. Approximate 25 h, Bluetooth, volume 18/50, ULT1/2 on, lights off, Battery Care off. With lights on at the same volume the claim is 10 h. Maximum volume with lights is 2.5 h.

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

30h2Maker spec sheet (PDF)jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwd4772be5/pdfs/JBL_Xtreme_4_Specsheet_EN_(with_Adaptor).pdfRead 8 October 2026Page 2 claims 24 hours plus 6 additional hours with Playtime Boost. Total 30 hours in that mode. SoundGuys reports this mode reduces bass.4Reviewsoundguys.com/jbl-xtreme-4-review-117134Read 8 October 2026Playtime Boost extends runtime by reducing bass. The normal maker runtime and extension-mode total are separate. The maker source supplies the total-hour claim.

Not available

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

68Wh3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026

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.

9,444mAh3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026

Not available

Nominal battery voltage

7.2V3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026

Not available

Battery chemistry

Lithium-ion polymer3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026

Lithium-ion4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

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

Yes1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

Not available

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

3.5h3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 20263.5 hours with 20 V / 3 A speaker input.

3.5h4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026Charging the speaker. About 3.5 h from empty to full, speaker off, Battery Care off, using USB PD 9 V/3 A adapter.

Quick charge duration

10min3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026

10min4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

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

2h3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026

1.67h4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026Charging the speaker. 100 minutes at volume 18/50, ULT1/2 on, lights off. Battery Care off, USB PD 9 V/3 A adapter.

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

USB-C: 5 V, 9 V, 12 V, 15 V or 20 V at 3 A3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026

5 V DC, 3 A or 9 V DC, 3 A4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

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

Not available

Not available

USB Power Delivery charging

Yes3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026PD adapter and USB-C input are documented. The later no-adapter QSG explicitly calls the charging protocol USB PD.9Owner's manualuk.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwd6b1df7e/pdfs/LS_JBL_Xtreme_4_QSG_Global_No_Adaptor_CR_V5.pdfRead 8 October 2026CHARGING panel explicitly identifies USB PD fast charging. Adapter sold separately.

Yes4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

Charges other devices

Yes1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

Yes4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026Specifications. USB-C DC output 5 V, maximum 1.5 A. Output wattage is not explicitly published.

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

3 of 5 differ

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

IP671Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

IP66, IP673Maker product pagesony.co.uk/electronics/support/speakers-wireless-speakers/srs-ult50/specificationsRead 8 October 2026Requires the cap to be securely closed. Accessories and exposed connectors are not water or dust resistant.

Floats

Not available

Yes6Reviewrtings.com/speaker/reviews/sony/ult-field-5Read 8 October 2026Public intro and outdoor verdict explicitly state it floats.

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

Not available

Not available

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

Not available

Not available

Carry featuresiPublished handles, straps, carabiners or wheels.

Detachable shoulder strap with bottle opener1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

Detachable shoulder strap2Maker product pageelectronics.sony.com/audio/speakers/all-speakers/p/srsult50-bRead 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.

27.2h5Measurementrtings.com/speaker/reviews/jbl/xtreme-4Read 8 October 2026Public Xtreme 5 comparison states 27.2 hours for Xtreme 4. Review uses test bench 0.8. RTINGS battery method loops audio at 80 dB SPL measured 1 m away. Speaker-specific firmware and Boost state are not publicly stated.6Measurementrtings.com/speaker/tests/active-features/batteryRead 8 October 2026Method: full charge, latest available firmware, repeated audio track at 80 dB SPL from 1 m until shutdown.

Not available

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

Not available

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

Not available

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

Not available

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

Not available

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

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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.

Width297Height149Depth141mm(11.7 × 5.9 × 5.6 in)3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026TECH SPEC explicitly names width x height x depth.

Width320Height144Depth125mm(12.6 × 5.7 × 4.9 in)4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026Specifications. Approximate W × H × D, including projecting parts and controls.

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

2,100g(4.6 lb)3Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdfRead 8 October 2026

3,300g(7.3 lb)4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026Specifications. Approximate mass including battery.

Body materials

Post-consumer recycled plastic, Recycled fabric, Rubber bumpers1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026Recycled plastic and fabric stated in Features. Rubber bumpers stated in Description.

Fabric grille, Plastic body5Reviewsoundguys.com/sony-ult-field-5-review-party-ready-but-with-room-to-improve-135558Read 8 October 2026

Certifications

None of 1 known

FCC IDs

Not available

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Other certifications

Not available

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In the box

1 of 1 differ

In the box

JBL Xtreme 4, Shoulder strap, Quick start guide, Warranty card and safety sheet1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026Current US product-page box list. An adapter appears in earlier regional documents and is not listed in this current box list.

Speaker, USB-C to USB-C cable, Shoulder strap3Maker product pagesony.co.uk/electronics/support/speakers-wireless-speakers/srs-ult50/specificationsRead 8 October 2026

Links

Not compared

Product page

www.jbl.com/XTREME-4.html1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

electronics.sony.com/audio/speakers/all-speakers/p/srsult50-b2Maker product pageelectronics.sony.com/audio/speakers/all-speakers/p/srsult50-bRead 8 October 2026

Spec sheet

www.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwd4772be5/pdfs/JBL_Xtreme_4_Specsheet_EN_(with_Adaptor).pdf1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

www.sony.co.uk/electronics/support/speakers-wireless-speakers/srs-ult50/specifications3Maker product pagesony.co.uk/electronics/support/speakers-wireless-speakers/srs-ult50/specificationsRead 8 October 2026

Manual

www.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwb9d8d5a6/pdfs/PA_JBL_Xtreme%204_QSG_Global_SOP_V11_online.pdf1Maker product pagejbl.com/XTREME-4.htmlRead 8 October 2026

helpguide.sony.net/speaker/7859/v1/en/print.pdf4Owner's manualhelpguide.sony.net/speaker/7859/v1/en/print.pdfRead 8 October 2026

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

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Warranty

None of 1 known

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