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Ultimate Ears Hyperboom

By Ultimate Ears · Portable Bluetooth Speakers · Audio & Electronics · More from Ultimate Ears

  • IPX4 water-resistant
  • 24 hours battery life
  • Dual 1-inch tweeters + dual 4.5-inch woofers
  • Dual 3.5x7.5-inch passive bass radiators
  • 45Hz-20kHz frequency response

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Summary

UE’s largest portable Bluetooth speaker, built for parties: 100 dBC of volume, a measured 23-hour battery, an optical input for your TV and PartyUp pairing with other UE speakers. Check the battery before you buy — it is not user-replaceable and owners report degradation within months.

Strengths

  • Measured 23-hour battery life covers a full weekend of parties.
  • 100 dBC fills a backyard without much compression, and adaptive EQ tunes itself to the room.
  • The optical input is rare in a portable speaker and makes TV connection easy.
  • PartyUp links it with other UE speakers; two Hyperbooms in stereo “sound VERY good” per owners.
  • IPX4 shrugs off rain and pool splashes in owner use.
  • UE still ships firmware updates; app v7.21.174 (Nov 2025) added Remote Activation Mode.

Weaknesses

  • The battery is not user-replaceable, and one owner reports it “becomes trash pretty quickly” within 6 months of regular use.
  • At 13 lb it is portable in name only for long carries.
  • IPX4 is splashproof only — no dust, drop or submersion protection like the IP67 MEGABOOM 3.
  • No Wi-Fi, voice assistant or speakerphone at this price.
  • The center pin on the proprietary DC charger is a known breakage point, and the speaker cannot charge from a USB-C power bank.
  • RTINGS notes limited low-bass extension; Consumer Reports calls the bass somewhat boomy.

Verified specifications

ModelHYPERBOOM (984-001688), sold in Black and White.
Max volume100 dBC.
Frequency range45 Hz – 20 kHz.
Driverstwo 4.5 in (114 mm) woofers, two 1 in (25 mm) tweeters, two 3.5 × 7.5 in (89 × 190 mm) passive radiators.
Battery44 Wh / 3060 mAh lithium-ion, up to 24 hours at moderate volume; 23 hours measured by RTINGS.
Chargingabout 2.6 hours with the included 90 W UE power supply.
Water resistanceIPX4 splashproof; the weather door must be fully closed.
Bluetooth4.2 – 5.0, up to 45 m (150 ft); remembers 8 devices, two connected at once.
Inputstwo Bluetooth, 3.5 mm aux, optical TOSLINK, USB-A charge-out.
AppBOOM app with adaptive EQ, 5-band graphic EQ, presets and firmware updates.
PartyUppairs with BOOM, MEGABOOM and HYPERBOOM speakers.
No Wi-Fi, no voice assistant, no speakerphone.
Warranty2 years new, 1 year UE Renewed, 90 days Logitech Renewed.
Dimensions14.33 × 7.5 × 7.5 in (364 × 190 × 190 mm); 13 lb (5.9 kg).
In the boxspeaker, 90 W UE power supply with regional plugs, quick start guide, safety sheet.
Full research notes and sources

Sound quality

RTINGS rates the music performance very good: generally balanced with a slight low-mid boost and treble lift, remarkable loudness without much compression, though it doesn’t produce much low-bass. CNET hears big sound with strong bass and good detail; The Verge called it a “desert island Bluetooth speaker” with near-360-degree delivery. Consumer Reports is cooler — bass somewhat boomy, midrange slightly grainy, treble prominent and smeared.

Battery and charging

UE claims up to 24 hours at moderate volume; RTINGS measured 23. CNET measured about 3 hours at max volume, so volume is the controlling variable. Charging takes about 2.6 hours with the included 90 W supply — the speaker will not charge from a USB-C PD power bank, and with a dead battery it shows “Charging, please wait” and shuts off rather than running on cable power.

The long-term question is the battery. Logitech confirmed via Best Buy Q&A that the Hyperboom battery cannot be replaced, and a Reddit owner reports battery life “becomes trash pretty quickly” within 6 months of regular use. Nobody has published a degradation curve, so treat this as a known risk rather than a measured defect. Two owners on PissedConsumer report random shutoffs after a year of use. Third-party repair exists (Acme Revival), but there is no official parts catalog.

Inputs, app and PartyUp

Four simultaneous inputs — two Bluetooth devices, 3.5 mm aux and optical — let you run a TV and two phones at once, and the USB-A port tops up a phone. The BOOM app adds adaptive EQ room correction, a 5-band graphic EQ, presets and one-touch playlist shortcuts for Spotify, Amazon Music, Apple Music and Deezer. PartyUp pairs the Hyperboom with other UE speakers; one owner reports occasional Bluetooth cutouts when two Hyperbooms run in stereo or on aux-in.

Is it worth it?

There are no subscriptions and no consumables; the only running cost is electricity, and the real long-term risk is the battery, since no official battery-only replacement program exists. UE direct still lists the speaker at $399.99 (October 2026), the same MSRP as at its February 2020 launch. The first-party storefront ultimateearsstore.com lists it at $239.99, UE Renewed at $279.99 with a 1-year warranty, and the same refurbished unit at $167.99. Owners on Reddit call $400 overpriced and put fair value at $150–200.

At $239.99 from the first-party storefront it is a strong buy for a loud, all-day party speaker with an optical input and multi-speaker pairing. At $279.99–$399.99 it is a premium-priced large portable with proven sound, and the JBL Boombox 3 offers deeper bass and longer battery at a similar price. At $167.99 renewed it is compelling if a 1-year warranty is acceptable. Buy it for the UE ecosystem, the optical input and PartyUp; skip it if you want low-end depth, a voice assistant or a battery you can swap yourself.

Which model this is

This page covers the Ultimate Ears HYPERBOOM (model 984-001688), sold in Black and White. The Amazon listing for the black variant is ASIN B091KGPKQ2. It is not the smaller BOOM, MEGABOOM, EPICBOOM or EVERBOOM, and not the older MEGABOOM 3.

Sources

Manufacturer:

Independent reviews:

Owner reports:

Parts and stores:

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