Wireless speakers / Compare

Bose SoundLink Flex Bluetooth Speaker vs OontZ Angle 3 (4th Gen)

A

Product A: Bose

SoundLink Flex Bluetooth Speaker

40 of 96 known

Change Bose SoundLink Flex Bluetooth Speaker

Compare the OontZ Angle 3 (4th Gen) with

Search wireless speakers

B

Product B: OontZ

Angle 3 (4th Gen)

41 of 96 known

Change OontZ Angle 3 (4th Gen)

Compare the Bose SoundLink Flex Bluetooth Speaker with

Search wireless speakers

All 96 fields

Every value links to where we found it.

Only differences

ABose SoundLink Flex Bluetooth Speaker

BOontZ Angle 3 (4th Gen)

General

5 of 8 differ

Series

SoundLink2Maker product pagebose.ca/en/p/bose-soundlink-flex-bluetooth-speaker/SLFLX-SPEAKERWIRELESS-WHTSM-WW.htmlRead 13 October 2026Bose lists the speaker in its SoundLink family of portable Bluetooth speakers. iFixit lists the same family.

Angle1Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026Maker names the speaker OontZ Angle 3 and sells the line as Angle.

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

865983-0100, 4359101Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Regulatory section of the owner's guide lists Type designation 435910 for the Bluetooth speaker. SoundGuys lists 865983-0100 for the US Black item.3Reviewsoundguys.com/bose-soundlink-flex-review-63268Read 13 October 2026Review lists Model Number 865983-0100, the US Black item.

SWOA3BLK3, SWOA3SBL3, SWOA3GOLF, SWOA3ORG4, SWOA3PNK3, SWOA3RED3, COKE-SWOA3, SWOA3WHT42Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speaker.jsonRead 23 October 2026Variant SKUs of the maker's Shopify feed. The black, blue and golf SKUs are SWOA3BLK3, SWOA3SBL3 and SWOA3GOLF.

GTIN / EAN

Not available

685450128650, 685450128667, 850014338053, 685450128469, 685450128711, 685450128674, 193420025583, 6854501291142Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speaker.jsonRead 23 October 2026Variant barcodes in the same feed, in the same order as the SKUs.

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

Not available

Not available

Status

Not available

Available1Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026Maker lists the model on the accessed date. Golf-Green and Red-Coke are in stock and the other six colours show sold out. A stock position is not read as discontinued.

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.

Bose SoundLink Flex Portable Speaker (2nd Gen)8Reviewsoundguys.com/bose-soundlink-flex-2nd-gen-review-125253Read 13 October 2026Review calls the SoundLink Flex (2nd Gen) the follow-up to the original SoundLink Flex that came out in 2021. The 2nd Gen has Bluetooth 5.3 and the Bose app.

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.

$1493Reviewsoundguys.com/bose-soundlink-flex-review-63268Read 13 October 2026Review lists an original price of 149 USD. T3 and What Hi-Fi also give 149 USD. Tax treatment is not stated.

Not available

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

Not available

Not available

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

US3Reviewsoundguys.com/bose-soundlink-flex-review-63268Read 13 October 2026US price in USD and the US Black model number 865983-0100.

Not available

ColoursiThe maker's own colour names

Not available

Black, Blue, Golf-Green, Orange, Pink, Red, Red-Coke, White2Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speaker.jsonRead 23 October 2026Variant names in the same feed, as written by the maker.

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.

Portable7Spec databaseifixit.com/Device/SoundLink_FlexRead 13 October 2026iFixit describes a portable Bluetooth speaker.

Portable1Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026Page markup files the speaker under Portable Bluetooth Speakers. It is a compact battery speaker for outdoor and travel use.

Audio

7 of 18 differ

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

Not available

Stereo1Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026Page: dual precision acoustic drivers and clear stereo sound. Stored as stereo.

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.

ABose SoundLink Flex Bluetooth Speaker

Driver type	Count
Full-range dynamic driver	1

Source6Reviewt3.com/us/reviews/bose-soundlink-flex-reviewRead 13 October 2026Review says the driver array is a single full-range dynamic driver. Bose does not publish its size or power.

BOontZ Angle 3 (4th Gen)

Driver type	Count
Dual precision stereo driver	2

Source1Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026Page: dual precision acoustic drivers. The manual calls them dual precision stereo drivers. No diameter or power per driver is published by the maker.3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 5: dual precision stereo drivers. No size or power is given.

Passive radiatorsiPassive, unpowered bass radiators. Excludes powered drivers.

26Reviewt3.com/us/reviews/bose-soundlink-flex-reviewRead 13 October 2026Review says the single driver is supplemented by a couple of racetrack passive radiators, so two.

11Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026Page: downward-facing passive radiator. Manual page 5 shows one passive bass radiator.3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 5: one passive bass radiator with its own grille.

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

12W5Retailer pageamazon.com/dp/B010OYASRGRead 23 October 2026From the brand section on the listing: 12 watts of peak power output. The maker's own store page says 12-Watt Output without a basis. Earlier maker pages from 2021 said 10 watts of peak output power.

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

Not available

Not available

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

Not available

Not available

Signal-to-noise ratio (claimed)

Not available

Not available

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

No5Reviewtomsguide.com/audio/bluetooth-speakers/bose-soundlink-flex-reviewRead 13 October 2026Review lists no customizable EQ as a con. T3 also says there is no EQ in the app.

No7Reviewrtings.com/speaker/reviews/oontz/angle-3Read 23 October 2026Public verdict lists No EQ as a con. The maker documents no equalizer and no app. RTINGS result cells are members only, so no measured value is stored.

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

Not available

Not available

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

Yes4Reviewwhathifi.com/reviews/bose-soundlink-flexRead 13 October 2026Review says PositionIQ technology uses built-in sensors to detect the speaker's orientation and adjusts the sound to it.

Not available

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

Not available

Not available

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

Yes1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Owner's guide (PDF created March 2024) describes Stereo mode with a second compatible speaker: SoundLink Micro, Flex, Color II, Revolve and Revolve+ (Series I and II). It does not work with the 2nd Gen Flex, which uses a different app.

Yes3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Pages 18 to 21: OontZ Dual Speaker plays Left Channel and Right Channel on two OontZ Angle 3 speakers.

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

Bose Party Mode, Bose Stereo Mode, Bose SimpleSync1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Party mode and Stereo mode for two Bose Bluetooth speakers, and SimpleSync to link with a Bose Smart Speaker or Soundbar through the Bose app.

OontZ Dual Speaker3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Pages 18 to 21 name the OontZ Dual Speaker function.

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

21Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide says pair two Bose Bluetooth speakers for Party mode or Stereo mode. SimpleSync pairs with only one Bose product at a time.

23Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026OontZ Dual Speaker connects two OontZ Angle 3 speakers, up to 66 feet apart.

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

23Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 20: dual speaker mode is only supported over Bluetooth. Two speakers.

Connectivity

7 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.

Yes3Reviewsoundguys.com/bose-soundlink-flex-review-63268Read 13 October 2026

Yes3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Pages 10 and 11 pair and connect phones, tablets and computers over Bluetooth to play audio wirelessly.

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

4.23Reviewsoundguys.com/bose-soundlink-flex-review-63268Read 13 October 2026Review says Bluetooth 4.2 with the SBC codec only. Bose 2nd Gen coverage also says the original uses Bluetooth 4.2.

5.05Retailer pageamazon.com/dp/B010OYASRGRead 23 October 2026From the brand section: With Bluetooth 5.0. The product description text on the same listing says Bluetooth 5.4 and the maker's pages from 2021 to 2025 say 5.0. The maker's manual does not state a version.

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

SBC3Reviewsoundguys.com/bose-soundlink-flex-review-63268Read 13 October 2026Review says only the standard SBC codec is supported. This is a reviewer statement and not a maker document.

Not available

Bluetooth profiles

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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

Yes1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide says the speaker can be actively connected to two devices at a time and plays audio from one device at a time.

Yes3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 14, Dual Device Connection: up to 2 smartphones or tablets connect at once and audio switches to whichever device plays. The 2020 manual does not have this section.

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

21Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Up to two actively connected devices. Up to eight devices are stored in the pairing list.

23Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 14: up to 2 devices.

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

9m1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide gives a Bluetooth range of 30 ft or 9 m.

30.48m1Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026Up to 100 unobstructed feet, stored as 30.48 m.3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 10: device within 100 unobstructed feet. Stored as 30.48 m.

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

Not available

No7Reviewrtings.com/speaker/reviews/oontz/angle-3Read 23 October 2026Public header of the review lists Wi-Fi: No. RTINGS reviewed the 2020 hardware in January 2021 and calls it the Angle 3 (3rd Gen, also sold as 4th Gen).

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

No3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 4 lists the USB Type C port only as the charging connector. No USB audio is described.

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

Not available

No3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 4 lists the USB Type C port only as the charging connector. No USB storage playback is described.

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.

ABose SoundLink Flex Bluetooth Speaker

Connector	Count	Role
USB-C	1	Charging input

Source1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide says charge with the USB-C cable and shows no other connector. SoundGuys confirms there is no aux input.

BOontZ Angle 3 (4th Gen)

Connector	Count	Role
USB-C	1	Charging input
3.5 mm audio	1	AUX audio input

Source1Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026Page: 3.5 mm AUX input and USB Type-C charging cable.3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 4 lists the AUX IN jack and the USB Type C charging connector under a rubber flap.

Controls and software

5 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.

Yes1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide documents answering, ending, declining and muting calls with the built-in microphone.

Yes1Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026Page: built-in speakerphone microphone.3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 17: wireless hands-free speakerphone over Bluetooth with smartphones and iPhones only. Page 4 shows the 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 assistant1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide says the speaker microphone extends the phone's microphone and press and hold of the multi-function button opens the voice assistant on the connected device.

Not available

Controls

Power, Bluetooth pairing, Play/pause, Next/previous track, Volume up/down, Answer/end call, Voice assistant1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide lists Power, Bluetooth, Volume up and down and a multi-function button: press for play/pause and answer/end call, twice for skip forward, three times for skip backward, hold for voice control.

Power, Bluetooth pairing and speakerphone, Play/pause, Volume up and track forward, Volume down and track back3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Pages 2 and 9: power, Bluetooth and speakerphone, play/pause, volume up and down. Holding volume up or down for 2 seconds is track forward or back.

Companion app

Bose Connect1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide names the Bose Connect app for setup, Bluetooth connections and settings. The Bose app is needed for SimpleSync.

Not available

App platforms

iOS, Android2Maker product pagebose.ca/en/p/bose-soundlink-flex-bluetooth-speaker/SLFLX-SPEAKERWIRELESS-WHTSM-WW.htmlRead 13 October 2026Page says apps are available on Google Play and the Apple Store.

Not available

User firmware updates

Yes1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide says the speaker receives security updates through the Bose Connect app and software updates can be run in the app.

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

Yes1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide describes a rechargeable lithium-ion battery that is not to be removed by the user.

Yes3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 6 describes the rechargeable battery.

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.

12h1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide says with typical usage the battery lasts up to 12 hours and varies with content and volume.

24h1Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026Page: up to 24 hours at 2/3 volume. The maker conflicts with itself. The Help Center spec table, the compare page, the product page compare card, the 2020 manual and pages from 2021 to 2025 state up to 14 hours. The current manual (V5.1) and the page text state 24 hours. The manual is stored.3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 6: up to 24 hours on a full charge at 2/3 volume. Louder volumes reduce play time. The 2020 manual for the same name says up to 14 hours.

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.

Not available

2,500mAh5Retailer pageamazon.com/dp/B010OYASRGRead 23 October 2026From the brand section: bigger 2500mAh rechargeable battery. The technical table on the same listing shows 2200 with a wrong unit. A 2023 review also names 2500 mAh. No nominal voltage is published, so no Wh value is stored.

Nominal battery voltage

Not available

Not available

Battery chemistry

Lithium-ion1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide regulatory text names a rechargeable lithium-ion battery.

Lithium-ion5Retailer pageamazon.com/dp/B010OYASRGRead 23 October 2026Technical details: 1 lithium ion battery.

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

Not available

No3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Safety and Precautions, item 8: the battery is not replaceable and the user should not try to change it.

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

4h1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide says allow up to 4 hours to fully charge the battery. No adapter is included.

7h3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 7: up to 7 hours to fully charge a low battery. The 2020 manual and the Help Center spec table say up to 5 hours.

Quick charge duration

Not available

Not available

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

Not available

Not available

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

5 V DC at 1.5 A1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Regulatory section lists Input Rating 5Vdc, 1.5A.

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

No3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 4 lists the USB Type C port only as the charging connector. No power output is described.

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

2 of 5 differ

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

IP67, IP641Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide says the speaker is rated IP67 and IP64 and can be immersed for up to 30 minutes at a depth of up to 1 m.

IPX51Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026Page: IPX5 for splashes, light rain and gentle spray. Not designed for partial or full submersion.3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 16: IPX5. The rubber flap must be closed.

Floats

Not available

Not available

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.

Built-in strap1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026Guide says the strap works as a finger loop or attaches to a carabiner or a cord.

Not available

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.

11.98h3Reviewsoundguys.com/bose-soundlink-flex-review-63268Read 13 October 2026Review reports 11 hours 59 minutes, which is 11.98 h, in the standard test: continuous music at a 75 dB (SPL) maximum output level measured 1 m from the front of the speaker. Firmware and codec are not stated.

Not available

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

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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

Not available

Not available

Dimensions and weight

3 of 3 differ

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

Width201Height90Depth52mm(7.9 × 3.5 × 2 in)4Reviewwhathifi.com/reviews/bose-soundlink-flexRead 13 October 2026Review spec box lists Dimensions (hwd) 9 x 20.1 x 5.2cm, so height 90 mm, width 201 mm, depth 52 mm. Bose's own inch figures 3.56 H x 7.93 W x 2.06 D as reproduced by iFixit agree.

Width133.35Height66.04Depth71.12mm(5.3 × 2.6 × 2.8 in)5Retailer pageamazon.com/dp/B010OYASRGRead 23 October 2026Brand section: 5.25 inches long, 2.6 inches high and 2.8 inches wide. The technical table gives 2.8 in D by 5.3 in W by 2.6 in H, which fixes the axes. Stored the maker's 5.25 in as width: 133.35 mm, 2.6 in as height: 66.04 mm and 2.8 in as depth: 71.12 mm.

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

589g(1.3 lb)3Reviewsoundguys.com/bose-soundlink-flex-review-63268Read 13 October 2026Review spec box lists 589g. Bose's own spec as reproduced by iFixit is 1.300 lb.

Not available

Body materials

Aluminum, Fabric, Nylon, Plastic, Silicone, Steel7Spec databaseifixit.com/Device/SoundLink_FlexRead 13 October 2026Product Material Aluminum, Fabric, Nylon, Plastic, Silicone, Steel, as in Bose's own specification.

Plastic5Retailer pageamazon.com/dp/B010OYASRGRead 23 October 2026Technical details: enclosure material plastic.

Certifications

None of 1 known

FCC IDs

Not available

Not available

Other certifications

Not available

Not available

In the box

1 of 1 differ

In the box

Speaker, USB Type-C cable2Maker product pagebose.ca/en/p/bose-soundlink-flex-bluetooth-speaker/SLFLX-SPEAKERWIRELESS-WHTSM-WW.htmlRead 13 October 2026What's in the box: Bose SoundLink Flex Bluetooth speaker and USB Type-C cable. SoundGuys says the cable is USB-C to USB-A.

Speaker, USB Type-C charging cable, Quick-start guide3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Page 1: speaker, USB Type C charging cable and the quick-start guide.4Maker product pagetheoontz.com/pages/oontz-angle-3-gen-4Read 23 October 2026Specifications section, In the Package: speaker, USB Type-C charging cable and Quick-Start Guide.

Links

Not compared

Product page

www.bose.ca/en/p/bose-soundlink-flex-bluetooth-speaker/SLFLX-SPEAKERWIRELESS-WHTSM-WW.html2Maker product pagebose.ca/en/p/bose-soundlink-flex-bluetooth-speaker/SLFLX-SPEAKERWIRELESS-WHTSM-WW.htmlRead 13 October 2026Maker's Canadian product page. The page shows the speaker as sold out and the US page has been removed.

www.theoontz.com/products/oontz-angle-3-bluetooth-speaker1Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026OontZ official store page for OontZ Angle 3 (4th Gen). Text copy was refreshed in 2026. Pages from 2021 to 2025 sold the Angle 3 as a 10 W, 14 hour speaker.

Spec sheet

Not available

www.theoontz.com/pages/oontz-angle-3-gen-44Maker product pagetheoontz.com/pages/oontz-angle-3-gen-4Read 23 October 2026Help Center article with a Specifications section. Its table says up to 14 hours of playtime, up to 5 hours of charging and a 5 V 3.0 A maximum charger. Those lines conflict with the PDF manual that the same article links to, so only the links and the box contents are taken from it.

Manual

assets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdf1Owner's manualassets.bosecreative.com/m/43ab91c25d0ac95a/original/866666_OG_SLFLX-SPEAKERWIRELESS_enUS.pdfRead 13 October 2026

cdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdf3Owner's manualcdn.shopify.com/s/files/1/0642/4844/7212/files/oontz-angle-3-gen-4-manual.pdfRead 23 October 2026Quick Start Guide V5.1, 32 pages, linked from the Help Center page for the Angle 3 (Gen 4). PDF metadata shows a June 2026 export. The earlier 4th Gen manual (August 2020) is a different revision.

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

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.

Not available

1year1Maker product pagetheoontz.com/products/oontz-angle-3-bluetooth-speakerRead 23 October 2026Page: 1-year limited warranty from Cambridge SoundWorks, US store.

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