
Bose SoundLink Revolve+
Score: 81/100
Ultimate Ears Boom 4 Blue
Score: 80/100Rankings

The Bose SoundLink Revolve+ II delivers 360° omnidirectional sound, up to 17 hours of playback, and IP55 protection, making it a strong performer for portable outdoor audio. Its modest maximum volume, micro-USB charging, and heavier weight are trade-offs compared with newer competitors. Best suited for travelers and small-group gatherings who value immersive sound and smart app features.

The BOOM 4 offers 360° sound, IPX7 protection and a lightweight design with 15 hours of playtime, plus wireless charging. Its modest volume, micro-USB charging, and limited bass keep it from dominating larger party scenarios. Ideal for travelers and outdoor enthusiasts who need a portable, durable speaker.
| Attribute | ![]() | ![]() |
|---|---|---|
17 hoursbest | 15 hours | |
| ↓ lower better | 907 g | 797.5 gbest |
8 Wbest | — | |
9 m | 45 mbest | |
| ↓ lower better | 240 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) | 17 hours | 15 hours |
Build & Design(3) | ||
Weight (g) | 907 g | 797.5 g |
Dimensions (W×H×D) (mm) | 105.0 x 184.2 x 105.0 mm mm | 101.6 x 203.2 x 101.6 mm mm |
IP Rating | IP55 | IPX7 |
Connectivity(1) | ||
Bluetooth Range (m) | 9 m | 45 m |

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

Professional reviewers commend the Revolve+ II for its compact, portable form factor, robust IP55 protection and the immersive 360° soundstage enabled by its driver array. The 17-hour battery and intuitive Bose Connect app are highlighted as strong points. However, critics note that the maximum SPL of 87 dB is modest and that the speaker exhibits noticeable dynamic-range compression at full volume, which can dull clarity. The lack of USB-C charging is also mentioned as a minor drawback compared with newer competitors.
Everyday users consistently praise the durable build, long battery life and the ability of the speaker to fill a room with even 360° sound. The built-in handle and water-resistance are frequently mentioned as convenient for outdoor activities. Recurring complaints revolve around weight confusion, max-volume distortion and the outdated Micro-USB charging port.

“360-degree cylindrical design delivers balanced sound from all listening angles, creating an immersive audio experience.”

“Maximum output limited to 86.9 dB SPL, which may be insufficient for large outdoor gatherings or parties.”



Professional reviewers commend the BOOM 3 for its balanced 360-degree sound, rugged IP67 build, and impressive 13.7-hour battery life, awarding it a high portability score. However, they criticize its modest maximum volume of 86.9 dB SPL, limited bass impact, and the cumbersome micro-USB charging port, noting that it falls short for users needing high-output audio.
Everyday users love the BOOM 3's durability, waterproof reliability, and truly portable design with a handy hook, as well as the long battery life and immersive 360-degree sound in small outdoor settings. Common frustrations revolve around the speaker's limited loudness and the difficulty of plugging in the micro-USB charger.