Portable waterproof Bluetooth speaker with 360-degree sound and long battery life
Equivalent price on both sides
The best Swiss price is the lowest of the seven large retailers. Amazon affiliate link. You pay the same price, Chipo earns a commission.
The ULTIMATE EARS Wonderboom 4 is a portable Bluetooth speaker that plays sound in 360 degrees and is protected against water and dust. It comes in cobalt blue, can be paired with other compatible speakers and charges over USB-C.
Today the best Swiss price (at Interdiscount) and the best Amazon price are level, around CHF 60.-. Prices checked on 09/10/2026.
Since 04/10/2026 the best Amazon price has ranged from CHF 61.- to CHF 67.-. The best Swiss price has ranged from CHF 60.- to CHF 70.-. Today's Amazon price is the lowest seen.
Yes. The Amazon price includes Swiss VAT and delivery to Switzerland. The best Swiss price includes the retailer's delivery fee.
Lowest seen on Amazon CHF 61.- on 09.10. Lowest best Swiss price CHF 60.- on 09.10. Tracked since 04.10.
| Date | Best Amazon price | Best Swiss price |
|---|---|---|
| 09.10.2026 | CHF 61.- | CHF 60.- |
| 08.10.2026 | CHF 65.- | CHF 60.- |
| 07.10.2026 | CHF 64.- | CHF 60.- |
| 06.10.2026 | CHF 61.- | CHF 60.- |
| 05.10.2026 | CHF 61.- | CHF 60.- |
| 04.10.2026 | CHF 67.- | CHF 70.- |
One email when the Amazon price falls below your target. Nothing else, unsubscribe in one click.
5.1-channel soundbar with DTS Virtual:X and wireless subwoofer, 2025 model
No advertising. Unsubscribe in one click.
