Home//Compare//JBL Waterproof Bluetooth Speaker vs Marshall Stanmore II Bluetooth Speaker

JBL Waterproof Bluetooth Speaker vs Marshall Stanmore II Bluetooth Speaker — Which Is Better?

Smart Speaker · Updated July 2026 · Live prices
JBL XTREME 3 Waterproof Wireless Portable Bluetooth Speaker - Black
A
JBL Waterproof Bluetooth Speaker
JBL
★★★★★ 4.7 · 23 reviews
$249.95
View deal →
Overall Winner
Marshall STANMOREIIIC Stanmore III Bluetooth Speaker System - Cream
B
Marshall Stanmore II Bluetooth Speaker
Marshall
★★★★★ 4.6 · 237 reviews
$249.99
was $379.99
View deal →

Pros & cons

JBL Waterproof Bluetooth Speaker
Loud sound for outdoor use
Waterproof design for worry-free use
Long battery life for all-day listening
Compact design for easy portability
Limited review data available
No auxiliary input for non-Bluetooth devices
No microphone for hands-free calls
Marshall Stanmore II Bluetooth Speaker
Rich, balanced sound
Long battery life
Durable construction
Easy to use
No water resistance
No microphone for calls
Bass could be stronger

Universal Composite Score

JBL Waterproof Bluetooth Speaker
70/100
VS
Marshall Stanmore II Bluetooth Speaker
83/100
Quality & Performance (45%)
93%
92%
Reliability & Confidence (25%)
40%
68%
Value Metric (20%)
60%
74%
Deal Timing (10%)
62%
100%

Quick verdict

Overall Winner
Marshall Stanmore II Bluetooth Speaker
Best Value
JBL Waterproof Bluetooth Speaker
Best Rated
JBL Waterproof Bluetooth Speaker
Most Reviewed
Marshall Stanmore II Bluetooth Speaker
TL;DR
  • Composite pick (demand + value + deal): Marshall Stanmore II Bluetooth Speaker.
  • If price matters most, the JBL Waterproof Bluetooth Speaker offers better value at $249.95.
  • The Marshall Stanmore II Bluetooth Speaker has more verified reviews.

Winner by category

CategoryJBL Waterproof Bluetooth SpeakerMarshall Stanmore II Bluetooth SpeakerWinner
ValueJBL Waterproof Bluetooth Speaker$0.04 cheaper
RatingJBL Waterproof Bluetooth Speaker4.7★
ReliabilityMarshall Stanmore II Bluetooth Speaker237 reviews
Deal ScoreMarshall Stanmore II Bluetooth Speaker100/100
OverallMarshall Stanmore II Bluetooth SpeakerRating × Reviews

Price comparison

JBL Waterproof Bluetooth Speaker
$249.95
Lowest ever: $199.99
62/100
Difference
$0.04
Marshall Stanmore II Bluetooth Speaker
$249.99
Lowest ever: $249.99
100/100

Price history

JBL Waterproof Bluetooth SpeakerMarshall Stanmore II Bluetooth Speaker
A lowest ever$199.99
B lowest ever$249.99
Current A$249.95
Current B$249.99

Key specs

SpecJBL Waterproof Bluetooth SpeakerMarshall Stanmore II Bluetooth Speaker
Waterproof
Wireless

Full specifications

SpecJBL Waterproof Bluetooth SpeakerMarshall Stanmore II Bluetooth Speaker
Waterproof
Wireless

Price intelligence

◆ HawkShift AI
30 scans
Every 0.8d avg
Current Price
$249.95
Predicted 7D
$219.74
$30.21 (12.09%)
Predicted 30D
$199.99
$49.96 (19.99%)
AI Signal
Good Buy
9% confidence
Price
EMA
LOESS
Forecast
Low
$199.99
Avg
$241.30
High
$329.95
Now
$249.95
Price Intelligence
TrendDOWN
Confidence9%
Volatility29.0%
Data QualityHigh
Scan Freq0.8d
Key Levels
Resistance$251.80
Support$203.06
All-Time High$329.95
All-Time Low$199.99
AI Factors
🌙 SeasonalNone
🏷 Promo 7D85%
📅 Next Event
Back to School
Recommendation
Good Buy
High probability of sale event in next 7 days
Price Range
$199.99$329.95
38th percentile
Confidence Intervals
7 Day
$205.14$199.99
30 Day
$189.99$199.99
Trend Strength
0.23Weak
R² SCORE
Price Momentum
0.00%
vs last 7 scans
◆ HawkShift Price Intelligence · Predictions updated every scan
◆ HawkShift AI
30 scans
Every 0.8d avg
Current Price
$249.99
Predicted 7D
$279.99
$30.00 (12.00%)
Predicted 30D
$299.99
$50.00 (20.00%)
AI Signal
Strong Buy
4% confidence
Price
EMA
LOESS
Forecast
Low
$249.99
Avg
$364.99
High
$399.99
Now
$249.99
Price Intelligence
TrendUP
Confidence4%
Volatility20.7%
Data QualityHigh
Scan Freq0.8d
Key Levels
Resistance$399.99
Support$253.13
All-Time High$399.99
All-Time Low$249.99
AI Factors
🌙 SeasonalNone
🏷 Promo 7D85%
📅 Next Event
Back to School
Recommendation
Strong Buy
High probability of sale event in next 7 days
Price Range
$249.99$399.99
0th percentile
Confidence Intervals
7 Day
$263.08$296.90
30 Day
$341.15$379.99
Trend Strength
0.54Moderate
R² SCORE
Price Momentum
0.00%
vs last 7 scans
◆ HawkShift Price Intelligence · Predictions updated every scan

Feature differences

JBL Waterproof Bluetooth Speaker has Waterproof
Marshall Stanmore II Bluetooth Speaker has Wireless

Performance analysis

Performance

The JBL Waterproof Bluetooth Speaker holds a 4.7★ rating edge.

Value

At $249.95, the JBL Waterproof Bluetooth Speaker is $0.04 cheaper.

Reliability

The Marshall Stanmore II Bluetooth Speaker has more reviews (237).

Overall

Based on rating and review volume, the Marshall Stanmore II Bluetooth Speaker comes out ahead for most buyers.

Who should buy each

Buy the JBL Waterproof Bluetooth Speaker if...
With a high rating and competitive price, this portable speaker is a compelling choice. Limited real-world data from only 23 reviews means caution is advised. At $199.99, it's a significant investment, but customers love it. Buy with confidence, but verify with more reviews if possible.
● Good buy
Buy the Marshall Stanmore II Bluetooth Speaker if...Recommended
This Bluetooth speaker system is a top choice for music lovers, with a high rating and decent review count. At $249.99, it's a solid investment for those seeking quality sound. With a 4.60/5 rating from 237 reviews, it's clear that customers love this product. Buy this if you want a reliable speaker with good sound quality.
● Strong buy

Frequently asked questions

Which is better: JBL Waterproof Bluetooth Speaker or Marshall Stanmore II Bluetooth Speaker?
Based on our composite score, the Marshall Stanmore II Bluetooth Speaker is the stronger overall choice with a score of 83/100 vs 70/100. That said, the JBL Waterproof Bluetooth Speaker is still a solid product — if it's cheaper or better suited to your use case, it remains a good buy.
Is the price difference between JBL Waterproof Bluetooth Speaker and Marshall Stanmore II Bluetooth Speaker worth it?
The JBL Waterproof Bluetooth Speaker is $0.04 cheaper at $249.95. The difference is small enough that it shouldn't be the deciding factor — focus on which product better matches your use case.
Which is more reliable: JBL Waterproof Bluetooth Speaker or Marshall Stanmore II Bluetooth Speaker?
The Marshall Stanmore II Bluetooth Speaker has been reviewed 237 times — more than the JBL Waterproof Bluetooth Speaker's 23 reviews.
Who should buy the JBL Waterproof Bluetooth Speaker vs the Marshall Stanmore II Bluetooth Speaker?
Buyers who want the proven option with stronger overall metrics should go with the Marshall Stanmore II Bluetooth Speaker. Budget-conscious buyers should lean toward the JBL Waterproof Bluetooth Speaker at $249.95.
Is now a good time to buy either the JBL Waterproof Bluetooth Speaker or the Marshall Stanmore II Bluetooth Speaker?
Right now the JBL Waterproof Bluetooth Speaker is $249.95, about $49.96 above its $199.99 low, and our forecast says buy; the Marshall Stanmore II Bluetooth Speaker is $249.99 — its lowest tracked price, and our forecast says buy. See the full price intelligence for each below.
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