Home//Compare//JBL Portable Bluetooth Speaker vs Marshall Kilburn Portable Bluetooth Speaker

JBL Portable Bluetooth Speaker vs Marshall Kilburn Portable Bluetooth Speaker — Which Is Better?

Smart Speaker · Updated July 2026 · Live prices
Overall Winner
JBL Pulse 4, Portable Bluetooth Speaker
A
JBL Portable Bluetooth Speaker
JBL
★★★★ 4.4 · 350 reviews
$219.95
was $249.95
View deal →
Marshall Kilburn II Portable Bluetooth Speaker - Black 1002634
B
Marshall Kilburn Portable Bluetooth Speaker
Marshall
★★★★★ 4.5 · 312 reviews
$249.99
View deal →

Pros & cons

JBL Portable Bluetooth Speaker
Good sound quality for outdoor use
Long battery life for extended playback
Waterproof design for worry-free use
Compact size for easy transport
Not as loud as some other speakers
Bass can be lacking at high volumes
No auxiliary input for non-Bluetooth devices
Marshall Kilburn Portable Bluetooth Speaker
Rich, clear sound
Long battery life
Durable design
Easy to pair
No water resistance
Limited EQ options
No microphone for calls

Universal Composite Score

JBL Portable Bluetooth Speaker
81/100
VS
Marshall Kilburn Portable Bluetooth Speaker
75/100
Quality & Performance (45%)
88%
89%
Reliability & Confidence (25%)
73%
72%
Value Metric (20%)
65%
60%
Deal Timing (10%)
100%
50%

Quick verdict

Overall Winner
JBL Portable Bluetooth Speaker
Best Value
JBL Portable Bluetooth Speaker
Best Rated
Marshall Kilburn Portable Bluetooth Speaker
Most Reviewed
JBL Portable Bluetooth Speaker
TL;DR
  • Composite pick (demand + value + deal): JBL Portable Bluetooth Speaker.
  • If price matters most, the JBL Portable Bluetooth Speaker offers better value at $219.95.
  • The JBL Portable Bluetooth Speaker has more verified reviews.

Winner by category

CategoryJBL Portable Bluetooth SpeakerMarshall Kilburn Portable Bluetooth SpeakerWinner
ValueJBL Portable Bluetooth Speaker$30.04 cheaper
RatingMarshall Kilburn Portable Bluetooth Speaker4.5★
ReliabilityJBL Portable Bluetooth Speaker350 reviews
Deal ScoreJBL Portable Bluetooth Speaker100/100
OverallJBL Portable Bluetooth SpeakerRating × Reviews

Price comparison

JBL Portable Bluetooth Speaker
$219.95
Lowest ever: $219.95
100/100
Difference
$30.04
Marshall Kilburn Portable Bluetooth Speaker
$249.99
Lowest ever: $249.99
50/100

Price history

JBL Portable Bluetooth SpeakerMarshall Kilburn Portable Bluetooth Speaker
A lowest ever$219.95
B lowest ever$249.99
Current A$219.95
Current B$249.99

Key specs

SpecJBL Portable Bluetooth SpeakerMarshall Kilburn Portable Bluetooth Speaker
Wireless

Full specifications

SpecJBL Portable Bluetooth SpeakerMarshall Kilburn Portable Bluetooth Speaker
Wireless

Price intelligence

◆ HawkShift AI
30 scans
Every 0.8d avg
Current Price
$219.95
Predicted 7D
$209.70
$10.25 (4.66%)
Predicted 30D
$208.74
$11.21 (5.10%)
AI Signal
Strong Buy
28% confidence
Price
EMA
LOESS
Forecast
Low
$219.95
Avg
$244.95
High
$249.95
Now
$219.95
Price Intelligence
TrendDOWN
Confidence28%
Volatility13.0%
Data QualityHigh
Scan Freq0.8d
Key Levels
Resistance$249.38
Support$219.95
All-Time High$249.95
All-Time Low$219.95
AI Factors
🌙 SeasonalNone
🏷 Promo 7D85%
📅 Next Event
Back to School
Recommendation
Strong Buy
Price is within 8% of historical floor ($219.95)
Price Range
$219.95$249.95
0th percentile
Confidence Intervals
7 Day
$208.95$215.44
30 Day
$208.95$222.13
Trend Strength
0.23Weak
R² SCORE
Price Momentum
-12.00%
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
$249.99
$0.00 (0.00%)
Predicted 30D
$249.99
$0.00 (0.00%)
AI Signal
Watch
25% confidence
Price
EMA
LOESS
Forecast
Low
$249.99
Avg
$249.99
High
$249.99
Now
$249.99
Price Intelligence
TrendFLAT
Confidence25%
Volatility0.0%
Data QualityHigh
Scan Freq0.8d
Key Levels
Resistance$249.99
Support$249.99
All-Time High$249.99
All-Time Low$249.99
AI Factors
🌙 SeasonalNone
🏷 Promo 7D5%
📅 Next Event
Back to School
Recommendation
Watch
Only $249.99 observed so far (no real high/low range) — set an alert
Price Range
$249.99$249.99
0th percentile
Confidence Intervals
7 Day
$247.49$249.99
30 Day
$247.49$249.99
Trend Strength
0.00Weak
R² SCORE
Price Momentum
0.00%
vs last 7 scans
◆ HawkShift Price Intelligence · Predictions updated every scan

Feature differences

Marshall Kilburn Portable Bluetooth Speaker has Wireless

Performance analysis

Performance

The Marshall Kilburn Portable Bluetooth Speaker holds a 4.5★ rating edge.

Value

At $219.95, the JBL Portable Bluetooth Speaker is $30.04 cheaper.

Reliability

The JBL Portable Bluetooth Speaker has more reviews (350).

Overall

Based on rating and review volume, the JBL Portable Bluetooth Speaker comes out ahead for most buyers.

Who should buy each

Buy the JBL Portable Bluetooth Speaker if...Recommended
For $249.95, this portable speaker is a solid choice, but not the best. With a 4.40/5 rating from 350 reviews, it's clear that most buyers are happy, but some have issues. If you want a reliable, portable Bluetooth speaker, this is a good option to consider. Just be aware that it may not blow you away.
● Strong buy
Buy the Marshall Kilburn Portable Bluetooth Speaker if...
This portable Bluetooth speaker delivers solid sound at a competitive price point of $249.99. With a rating of 4.50/5 from 312 reviews, it's a top choice for music lovers. The speaker's reliability and sound quality make it a worthwhile investment. Buy this if you want a dependable, high-quality portable speaker.
● Good buy

Frequently asked questions

Which is better: JBL Portable Bluetooth Speaker or Marshall Kilburn Portable Bluetooth Speaker?
Based on our composite score, the JBL Portable Bluetooth Speaker is the stronger overall choice with a score of 81/100 vs 75/100. That said, the Marshall Kilburn Portable 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 Portable Bluetooth Speaker and Marshall Kilburn Portable Bluetooth Speaker worth it?
The JBL Portable Bluetooth Speaker is $30.04 cheaper at $219.95. That's a meaningful gap. Unless the pricier Marshall Kilburn Portable Bluetooth Speaker offers features you specifically need, the JBL Portable Bluetooth Speaker is the smarter buy for most people.
Which is more reliable: JBL Portable Bluetooth Speaker or Marshall Kilburn Portable Bluetooth Speaker?
The JBL Portable Bluetooth Speaker has been reviewed 350 times — more than the Marshall Kilburn Portable Bluetooth Speaker's 312 reviews.
Who should buy the JBL Portable Bluetooth Speaker vs the Marshall Kilburn Portable Bluetooth Speaker?
Buyers who want the proven option with stronger overall metrics should go with the JBL Portable Bluetooth Speaker. Budget-conscious buyers should lean toward the JBL Portable Bluetooth Speaker at $219.95.
Is now a good time to buy either the JBL Portable Bluetooth Speaker or the Marshall Kilburn Portable Bluetooth Speaker?
Right now the JBL Portable Bluetooth Speaker is $219.95 — its lowest tracked price, and our forecast says buy; the Marshall Kilburn Portable Bluetooth Speaker is $249.99, its lowest tracked price. See the full price intelligence for each below.
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