2 shops · prices as of 13 October 2026
Ultimate Ears Boom 4
A portable wireless Bluetooth speaker engineered for durable outdoor use and 360-degree sound.
Photos come from different shops, duplicates are possible.
Best price right now
€114,00
No price found at Alternate, HelloTV, HP, Kamera Express, MediaMarkt and tink
Best price€114,00
Go to CoolblueCompare all prices for Boom 4 at online shops that deliver to Belgium. Prices as of 13 October 2026, updated daily.
Description
The Ultimate Ears Boom 4 delivers immersive 360-degree audio so everyone enjoys consistent sound quality from any angle. Built for portability and outdoor adventures, it features an IP67-rated waterproof and dustproof design that even floats when dropped in water. It offers up to 15 hours of battery life and an extended wireless Bluetooth range of up to 45 meters. Using the PartyUp feature, you can easily connect multiple compatible speakers for an even bigger soundstage.
Pros & cons
- Pro: Offers immersive 360-degree sound distribution for an even listening experience anywhere around the speaker.
- Pro: Rugged IP67 dustproof and waterproof build that floats in water for carefree outdoor use.
- Con: Does not feature built-in Wi-Fi connectivity for home streaming networks.
Price history
Price check
Usual price
€114,00 today, close to the usual price.
- Cheaper than usual
- under €114
- Usual price
- €114 to €129
- Pricier than usual
- from €129
Lowest and average price since 5 June 2026
The lowest price we have seen for Ultimate Ears Boom 4 since 5 June: €106,75, on 4 October. Today the lowest price is €114, 7% more than then.
Specifications
Sound
- Wireless
- Yes
Wireless
- Smart home protocol
- Bluetooth
Frequently asked questions
How much does Ultimate Ears Boom 4 cost?
Now €114 at online shops that deliver to Belgium. Prices as of 13 October 2026, updated daily.
Is Ultimate Ears Boom 4 cheaper than usual right now?
About the same. €114 is close to the average lowest price since 5 June (€116). The lowest point was €106,75.