
Ultimate Ears WONDERBOOM 4 Blue
Score: 78/100
Klipsch Nashville
Score: 83/100Rankings

The Klipsch Nashville provides 360° sound, 20 W amplification and 24 hour battery life with reverse-charging and a companion app for EQ tweaks. Audio distortion at higher volumes and the absence of wired inputs may deter power users. It excels for parties and outdoor gatherings where immersive sound and multi-speaker sync are valued.

The Ultimate Ears WONDERBOOM 4 provides 360° sound, IP67 waterproofing and up to 14 hours of battery life in a lightweight, floatable design. Limited bass response, micro-USB charging and lack of a companion app may disappoint audiophiles. Perfect for outdoor enthusiasts and casual listeners needing durable, portable audio.
| Attribute | ![]() | ![]() |
|---|---|---|
14 hours | 24 hoursbest | |
| ↓ lower better | 420 gbest | 800 g |
— | 20 Wbest | |
40 mm | 57 mmbest | |
40 mbest | 12.2 m | |
| ↓ lower better | 168 minutesbest | — |
1 yearsbest | 1 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Battery & Power(1) | ||
Battery Life (hours) | 14 hours | 24 hours |
Build & Design(2) | ||
Weight (g) | 420 g | 800 g |
Dimensions (W×H×D) (mm) | 101.6x203.2x101.6 mm mm | 78×178×81 mm mm |
Connectivity(1) | ||
Bluetooth Range (m) | 40 m | 12.2 m |
Audio(2) | ||
Frequency Response (Hz) | 80-20000 Hz | 60-20000 Hz |
Driver Size (mm) | 40 mm | 57 mm |

Products in the top-left offer the best value (high score, low price).

Professional reviewers commend the WONDERBOOM 4 for its lightweight, durable design, clean sound with little compression, and useful Outdoor Boost and Podcast modes, but they criticize its limited bass, recessed treble, lack of true stereo without pairing, and modest maximum SPL for larger indoor spaces.
Everyday users love the rugged, floating build and the surprisingly loud 360° sound, praising the long battery life and easy pairing, while repeatedly noting weak bass, outdated micro-USB charging, and the need to buy a second unit for true stereo as common pain points.


Professional reviewers commend the Nashville for its punchy, rich sound and expansive 360° soundstage that fills small rooms at modest volume levels. The 20-watt amp, dual drivers and passive radiators are praised for delivering big, room-filling audio from a handheld form factor, while the seamless multi-speaker modes-including stereo pairing and Broadcast Mode for up to ten units-receive strong approval. However, critics note that the speaker starts to distort when pushed beyond 50-60 % volume and that its soundstage loses impact at very close listening distances, and they point out the lack of on-device controls and wired inputs.
Everyday users consistently highlight the Nashville's impressive sound quality, powerful bass, and 360° coverage that surpasses expectations for its size. The long-lasting battery, reverse-charging capability, and Broadcast Mode are frequently mentioned as party-friendly features. Common complaints revolve around the flashing LED during initial charging, the absence of memory-card or USB playback options, and the need to control playback from a paired device due to missing on-speaker controls.