Compare Ultimate Ears Wonderboom 4 Speaker vs soundcore Rave 3S Speaker

App-related feedback is negative because multiple reviewers state the Wonderboom 4 lacks UE Boom/Boom app support.

The Soundcore app is one of the product’s strengths, repeatedly described as feature-rich, useful, responsive, stable, and helpful for EQ, lights, and karaoke controls.

Audio format support is basic, aligning with the limited Bluetooth codec evidence rather than hi-res or advanced format playback.

Audio format support is limited because reviews emphasize missing high-resolution audio and reliance on basic Bluetooth codecs.

Backward or generation compatibility is mixed: some reviewers cite Wonderboom 3/4 pairing, while Tom’s Guide says stereo playback only works with another Wonderboom 4.

Battery life is consistently solid around the advertised 14 hours, with one reviewer reporting about 12 to 13 hours at moderate volume and others calling it long-lasting.

Battery life is commonly described as advertised around 12 hours but only average or context-dependent, with shorter real-world runtimes when lights, BassUp, and higher volume are used.

Codec support is basic, with SoundGuys calling it SBC-only and TechRadar noting no hi-res codec support.

Bluetooth codec support is a limitation: reviewers cite SBC-only or SBC/AAC support and wish for LDAC, aptX, lossless, or higher-resolution wireless audio.

Bluetooth stability is mixed: most reviewers found stable or drop-free connections, but Forbes reported Samsung Galaxy S25 Ultra audio cutouts.

Main Bluetooth stability is generally strong, but wireless microphone transmission can be less stable under interference or soft/low-volume singing conditions.

Bluetooth range is consistently described as long for a small speaker, with claims or tests around 40 meters or 131 feet.

Build quality is generally sturdy, with plastic housing, metal grille, splash protection, and solid construction, though not always as premium as JBL-style competitors.

Charging time is acceptable but not standout, with quotes around 2.5 to 2.6 hours and one review noting no fast charging.

Charging is consistently described as slow-to-average, usually around five to six hours from low or empty.

Cohesion is strong at normal volumes, with reviewers describing balanced sound, good separation, a clean presentation and a nicely balanced soundstage.

The presentation is cohesive as a fun party system, blending sound, lights, mics, and karaoke; still, some reviews find it less refined or slightly cluttered sonically.

Physical controls are generally considered simple and easy to press, though TechRadar notes a small learning curve due to unmarked top buttons.

Controls are described as straightforward, accessible, and useful, with AI activation available on the speaker or microphones and no clear complaints about button lag.

Design feedback is consistently positive for the colorful, rugged, compact look, with reviewers calling it slick, cute, modern or well designed.

Design feedback is mostly positive for aesthetics, lighting, and modern looks, but physical portability choices still limit the design.

Detail retrieval is strong for the size, with reviewers hearing separation, production details, defined instruments and clarity across tracks.

Detail retrieval is generally decent in highs and spatial mode, but not audiophile-level because at least one review notes weak guitar texture and high-frequency losses.

TV-style dialogue evidence is limited, but one reviewer said movie use sounded good and specifically noted good vocals when using it like a soundbar.

High-volume behavior is the main sound weakness: several reviews heard harshness, strain or a quality drop near the top, while two YouTube reviews reported little distortion.

High-volume distortion is mostly controlled, with several reviewers reporting clean or composed playback, but others note fuzzier highs, volume-leveling quirks, or distortion when pushed outdoors.

Durability scores highly because reviewers repeatedly mention drop-proofing, rugged construction and resistance to knocks, water and outdoor abuse.

Dust protection is also strong, with IP67 or dustproof language appearing across many reviews.

Dynamic headroom is mixed: some reviewers heard clear deterioration when pushed, while others found it stayed clean or controlled near high volume.

Dynamic headroom is good for the product class, with reviewers saying it can fill small-to-medium spaces and has ample loudness before practical limits.

EQ flexibility is limited and divisive: there is no app-based custom EQ, while Outdoor Boost and Podcast Mode get mixed reactions.

EQ customization is a major strength, with repeated praise for custom EQ, nine-band controls, presets, BassUp, reverb, and vocal-enhancer adjustments.

Everyday usability is strong thanks to simple operation, durable portability and suitability for travel, desktops, showers, parks and small gatherings.

Everyday usability is strongest for parties and karaoke, with reviewers praising fun and participation while noting some clunky edge cases like TV lyric use or precise level control.

Float capability is repeatedly confirmed and useful for pool or beach use, though one reviewer notes it can tip over in water.

Most reviews describe the tonal balance as strong for a compact speaker, with punchy bass, clear mids/highs and generally well-rounded 360-degree sound.

Overall tuning is described as fun, clear, and bass-forward, with generally solid balance, but several reviews note weaker extremes, muddiness after AI processing, or less refinement than pricier rivals.

Android Police specifically praised Google Fast Pair for making initial connection nearly instant on a Pixel phone.

The loop is useful for clipping or hanging in several reviews, but Tom’s Guide criticized the strap as not very useful.

The built-in handle helps, but reviews repeatedly want wheels, a telescopic handle, more handles, or a better handle position.

Home theater integration is limited: one reviewer could use it like a soundbar, while another criticizes the lack of an easy TV lyrics/display path.

Inter-speaker connectivity is useful for stereo or doubled sound, though compatibility details vary by reviewer and mode.

Inter-speaker connectivity is supported through Auracast and stereo/multi-speaker modes, mainly for pairing Soundcore units or multiple Rave 3S speakers.

Latency evidence is positive: reviewers mention low processing latency, no video-watching issue, and barely noticeable delay with a phone.

LED lighting is widely praised as bright, customizable, music-synced, and party-friendly, including dimming and multiple preset/custom options.

Lighting effects broadly add to the party identity, with customizable shows, music syncing, and reviewer praise for the visual atmosphere.

Reviewers generally found the Wonderboom 4 loud for its size, able to fill small to medium spaces, though one comparison-focused reviewer said it is not meant for genuinely loud large groups.

Reviewers consistently describe the Rave 3S as very loud for its size, with 200W output suited to rooms, parties, and small-to-medium venues, though larger party speakers can still exceed it outdoors.

Low-volume use is a niche strength, with SoundGuys finding it acceptable at quiet home levels and T3 praising how quiet it can get.

Microphone support is absent; multiple reviews say there is no built-in microphone or no microphone for calls.

The included microphones are a major selling point, usually praised for convenience and value, but several reviewers report hiss, gating, feedback, or proximity limitations.

Multi-speaker pairing is useful but limited: reviewers liked two-speaker stereo, while also noting party-style linking or broader Ultimate Ears compatibility limits.

Auracast and multi-speaker pairing are useful within the Soundcore/Rave ecosystem, but one reviewer could not pair it with a JBL speaker, so cross-brand reliability is uncertain.

Multipoint support is a practical strength, with multiple reviews noting simultaneous or easy two-device connections.

Multipoint support is described as allowing two devices at once, with reviewers noting practical switching and two-device connectivity.

Omnidirectional sound is a major strength, with reviewers consistently describing 360-degree sound that works well around groups.

Omnidirectional evidence comes mainly from spatial audio, where reviewers describe sound seeming to come from all around rather than true 360-degree hardware dispersion.

On-device controls are a strength because the large volume buttons and top controls are simple, visible and easy to use.

On-device controls are useful and accessible, with top-panel buttons, knobs, playback controls, battery displays, and mic controls, despite one reviewer wanting a device shelf.

The Rave 3S does not work as a power bank; multiple reviews state its USB-C port cannot charge phones or other devices.

Value is positive overall at around the budget-premium line, but several reviewers note the discounted Wonderboom 3 or cheaper rivals can reduce the Wonderboom 4’s appeal.

Price/value is favorable for the karaoke feature set, especially around $350, although the strongest value case is for casual gatherings rather than pro event use.

Remote control usability is weak because Tom’s Guide says the speaker cannot be turned on or off remotely.

Setup is a clear strength, with reviewers describing pairing as easy, simple, fast or nearly immediate.

Setup is a clear strength, especially for karaoke: microphones auto-connect, vocal removal is one-button simple, and several reviewers say the experience is effortless.

Smart features are limited; Tom’s Guide notes expected features are missing due to the lack of app support and extras.

AI vocal removal is the headline smart feature and is widely praised as effective and fun, though not perfect and sometimes affected by artifacts or volume shifts.

Speakerphone capability is absent because reviews note there is no microphone and it cannot function as a speakerphone.

Speakerphone capability is absent; the only direct evidence says there is no speakerphone.

Status feedback is modest but useful, with reviewers citing battery level checks or indicator lights for low battery and pairing.

Status feedback is useful, with reviews noting battery indicators, app battery percentage, and a visible volume indicator.

Stereo performance is a clear plus when a second compatible Wonderboom is paired, with reviewers describing true stereo, left-right channels or louder two-speaker playback.

The speaker is limited by mono playback in normal use, but spatial mode and two-speaker pairing can create a wider stereo impression that some reviewers found convincing.

The 6.5-inch woofer/subwoofer and BassUp tuning are repeatedly credited with strong, thumpy party bass, though a few reviews say deepest sub-bass is limited.

Spatial audio is repeatedly praised as wider, richer, or surround-like when the speaker is laid horizontally, though reviewers do not present it as true Dolby Atmos.

Sustainability evidence is limited but positive, with reviews citing recycled plastic, recycled polyester or over 30% recycled content.

USB-C charging is one of the most welcomed upgrades, repeatedly cited as a practical improvement over microUSB.

USB-C charging is repeatedly confirmed and appreciated, including a non-proprietary cable, though several reviews note it does not double as audio or power-bank output.

Value-for-money comments are mostly favorable, especially for sound and durability, but upgrade value is weaker when the Wonderboom 3 is heavily discounted.

Value for money is consistently strong because the Rave 3S combines loud output, AI karaoke, dual mics, lighting, and app control at a lower price than several rivals.

Voice reproduction is helped by vocal-forward tuning or Podcast Mode in several reviews, though SoundGuys found vocals harsh once the volume passed a certain point.

Music vocals are generally clear and the microphones can sound good, but mic gating, required close placement, background hiss, and occasional dropout keep this from feeling professional.

The guide vocal feature can bring original vocals back when singing stops, but reviewer confidence is mixed because one tester found it difficult to get working well.

Water protection is one of the strongest points, with repeated IP67, waterproof, submersion and pool/beach evidence.

The IPX4 rating gives splash or light-rain confidence, but reviewers consistently caution against submersion, downpours, or serious waterproof expectations.

Portability is a repeated strength: reviewers cite the light sub-pound or roughly 420g build and easy bag-friendly size.

Portability is the main physical compromise: reviewers repeatedly call it heavy or not travel-friendly, though some say the size is manageable for short carries.

Wired input is absent, with reviewers explicitly saying there is no 3.5mm aux or physical wired option.

Wired flexibility is strong for a party speaker, with repeated mentions of AUX, wired mic, guitar, and instrument inputs, although one review still calls the input selection modest.