Monster S270 Bluetooth Speaker
Today
Typical price$100
Amazon: the cheapest today among the stores checked
Buy on AmazonMonster S270 Bluetooth Speaker or Ultimate Ears WONDERBOOM 4 Portable Waterproof Speaker?
WONDERBOOM 4 Portable Waterproof Speaker costs $5 less today, across the stores checked.
Monster S270 Bluetooth Speaker is the cheaperUltimate Ears WONDERBOOM 4 Portable Waterproof Speaker is $5 the cheaper
The comparison in detail
Ultimate Ears WONDERBOOM 4 Portable Waterproof Speaker
Today
Typical price$95
Amazon: the cheapest today among the stores checked
Buy on AmazonAffiliate links: if you buy, the store pays us a commission at no cost to you.
Both prices over the last 30 days
First data point for one of the two: the chart appears as the days go by.
Still only a few days of data for both to read the trend; the chart fills in as the days go by.
Where is each one cheapest today?
Updated 09/11/2026
S270 Bluetooth Speaker
- Amazon Lowest price$100Buy on Amazon
WONDERBOOM 4 Portable Waterproof Speaker
- Amazon Lowest price$95Buy on Amazon
Spec sheet side by side
| Item | S270 Bluetooth Speaker | WONDERBOOM 4 Portable Waterproof Speaker |
|---|---|---|
| Specs | ||
| Type | Portable | Portable |
| Waterproof | Yes | Yes |
| General | ||
| Model changes | S270 Bluetooth Speaker | WONDERBOOM 4 Portable Waterproof Speaker |
Other comparisons
S270 Bluetooth Speaker orJBL Flip Essential 3 SE$100Compare
WONDERBOOM 4 Portable Waterproof Speaker orAnker PowerConf S330 USB Speaker$90Compare
S270 Bluetooth Speaker orSony ULT Field 1 Wireless Bluetooth Portable Waterproof Speaker$100Compare
WONDERBOOM 4 Portable Waterproof Speaker orW King 90W Peak Bluetooth Speaker$94Compare
S270 Bluetooth Speaker orW King 100W MAX Bluetooth Speaker Portable IPX7 Outdoor Loud Haut Parleur$100Compare
How we choose
Source: Catalog of partner stores, checked on 09/11/2026.
Lowest price seen for the product in the stores we read, on the day it was read, before sales tax. The model is the brand plus the name of the Bluetooth speaker; the versions go in the table. The price range, the median and the position use only models with a score; the price comparison looks at models whose score is within 0.5 points.
The spec score doesn’t measure how it sounds or real battery life or durability, and the strong or weak point reading is just a comparison of numbers, not a buying recommendation.