Scored using Portable Speakers Methodology v1.0
Portable Speakers Methodology v1.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Portable Speakers Methodology v1.0: technical specifications plus authentic consumer ratings, with 0% commercial bias.
Explore Portable Speakers Methodology v1.0

Marshall Stanmore III Review | 130 Data compared

Avg. price:~£350Audio output power:80.00 WBattery life:?IP rating:?Bluetooth version:5.2Weight:4250 g

Marshall Stanmore III Review: Compare 130 technical specifications and user reviews to see how this product ranks in the Portable Speakers category and whether it is worth buying.

Marshall Stanmore III
7.2/10

Overall score

Score
7.2/ 10
✕
What it is
An overall evaluation of products in the Portable Speakers category, based on technical analysis and user reviews.
When it matters
When you need a quick reference for identifying the best products in the Portable Speakers category.
Score distribution
â–¼
<55-66-77-88-99-10
Score components

80%

6.8

Technical score

20%

9.0

User score

â–²Better than 79% of portable speakers
7.7

Value for money

Value for money
7.7/ 10
✕
What it is
An indicator that combines the overall score of products in the Portable Speakers category with their prices.
When it matters
When you are comparing products in the Portable Speakers category and want a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
Score components

70%

7.2

Overall score

30%

8.7

Price

â–²Better than 59%
6.8

Technical score

Technical score
6.8/ 10
✕
What it is
An assessment of technical performance for products in the Portable Speakers category across these key areas: Audio, Connectivity, Battery, Durability, Controls, Design, Smart features.
When it matters
When you want to compare products in the Portable Speakers category by technical performance, specifications, and available features.
Score distribution
â–¼
<55-66-77-88-99-10
Score components

32%

7.9

Audio

20%

6.8

Battery

18%

6.4

Durability

16%

5.9

Connectivity

8%

6.3

Controls

3%

5.1

Design

3%

5.2

Smart features

â–²Better than 65%
9.0

User score

User score
9.0/ 10
✕
What it is
A rating that combines user reviews with the total review volume for products in the Portable Speakers category.
When it matters
When you want to know how products in the Portable Speakers category perform in everyday use and how reliable owners find them over time.
Score distribution
â–¼
<55-66-77-88-99-10
Score components

70%

9.3

User ratings

30%

8.2

Number of reviews

Based on ratings from across the web.
â–²Better than 87%
  • marshall-stanmore-iii
  • marshall-stanmore-iii
  • marshall-stanmore-iii
  • marshall-stanmore-iii
  • marshall-stanmore-iii
  • marshall-stanmore-iii
  • marshall-stanmore-iii
  • marshall-stanmore-iii
  • marshall-stanmore-iii
  • marshall-stanmore-iii
marshall-stanmore-iii
marshall-stanmore-iii
marshall-stanmore-iii
marshall-stanmore-iii
marshall-stanmore-iii
marshall-stanmore-iii
marshall-stanmore-iii
marshall-stanmore-iii
marshall-stanmore-iii
marshall-stanmore-iii
Where to buy
*As an Amazon Associate, we earn from qualifying purchases.
Best rankings
Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.
Loading...
Loading category ranking...

Technical Specifications of portable speaker Marshall Stanmore III

Technical score
Technical score
6.8/ 10
✕
What it is
An assessment of technical performance for products in the Portable Speakers category across these key areas: Audio, Connectivity, Battery, Durability, Controls, Design, Smart features.
When it matters
When you want to compare products in the Portable Speakers category by technical performance, specifications, and available features.
Score distribution
â–¼
<55-66-77-88-99-10
Score components:

32%

7.9

Audio

20%

6.8

Battery

18%

6.4

Durability

16%

5.9

Connectivity

8%

6.3

Controls

3%

5.1

Design

3%

5.2

Smart features

6.8
User score
User score
9.0/ 10
✕
What it is
A rating that combines user reviews with the total review volume for products in the Portable Speakers category.
When it matters
When you want to know how products in the Portable Speakers category perform in everyday use and how reliable owners find them over time.
Score distribution
â–¼
<55-66-77-88-99-10
Score components

70%

9.3

User ratings

30%

8.2

Number of reviews

Based on ratings from across the web.
9.0
Popularity
Popularity
8.2/ 10
✕
What it is
An indicator based on the number of reviews received by products in the Portable Speakers category.
When it matters
When you prefer products in the Portable Speakers category that have been chosen and reviewed by many other buyers.
Score distribution
â–¼
<55-66-77-88-99-10
Popularity:
Marshall Stanmore III has a popularity score of 8.2 points, which is higher than 79.2% of products in this category.
8.2
Value for money
Value for money
7.7/ 10
✕
What it is
An indicator that combines the overall score of products in the Portable Speakers category with their prices.
When it matters
When you are comparing products in the Portable Speakers category and want a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
Score components:

70%

7.2

Overall score

30%

8.7

Price

7.7
Audio output power
80 W
This portable speaker has an audio output power of 80 W which is higher than that of 85.5% of portable speakers and equal to that of 2.3% of portable speakers.
Driver unit size
?
Number of drivers
3
This portable speaker has 3 drivers, which is more than 70.1% of portable speakers and equal to the number in 11.5% of portable speakers.
Frequency response tolerance
?
Lowest frequency
45 Hz
This portable speaker has a lowest frequency of 45 Hz which is lower than that of 70.2% of portable speakers and equal to that of 3.6% of portable speakers.
Show more
Bluetooth connectivity
yes
This portable speaker supports Bluetooth audio. 5.4% of portable speakers offer this feature.
Bluetooth version
5.2
This portable speaker supports Bluetooth version 5.2 which is newer than that of 75.8% of portable speakers and equal to that of 2.9% of portable speakers.
Maximum Bluetooth range
10 m
This portable speaker has a maximum Bluetooth range of 10 m which is longer than that of 4.3% of portable speakers and equal to that of 70.2% of portable speakers.
Bluetooth profiles supported
A2DP; AVRCP
Bluetooth LE Audio
?
Show more
Battery life
?
Battery capacity
?
Charging time
?
Maximum charging input power
?
Built-in rechargeable battery
no
This portable speaker does not have a built-in rechargeable battery. 81.4% of portable speakers offer this feature.
Show more
IP rating
?
Water resistance
no
This portable speaker is not water resistant. 61.7% of portable speakers offer this feature.
Dust resistance
no
This portable speaker is not rated as dust resistant. 51.5% of portable speakers offer this feature.
Waterproof depth rating
?
Drop resistance
?
Show more
On-device controls placement
top
Touchscreen
no
This portable speaker does not have a touchscreen. 0.3% of portable speakers offer this feature.
Smartphone app control
yes
This portable speaker supports smartphone app control. 46.1% of portable speakers offer this feature.
Compatible mobile app provides speaker control or settings.
Remote control
no
This portable speaker does not include a remote control. 15% of portable speakers offer this feature.
Fast pairing
no
This portable speaker does not support fast pairing. 22.5% of portable speakers offer this feature.
Show more
Weight
4,250 g
This portable speaker weighs 4,250 g which is heavier than that of 86.9% of portable speakers.
Height
20.3 cm
This portable speaker has a height of 20.3 cm which is taller than that of 77.8% of portable speakers and equal to that of 0.6% of portable speakers.
Width
35 cm
This portable speaker has a width of 35 cm which is wider than that of 87.4% of portable speakers and equal to that of 0.4% of portable speakers.
Depth
18.8 cm
This portable speaker has a depth of 18.8 cm which is deeper than that of 88.5% of portable speakers and equal to that of 0.2% of portable speakers.
Carry options
none
Show more
Companion app name
?
Firmware updates
yes
This portable speaker supports firmware updates. 52.9% of portable speakers offer this feature.
Supports user-accessible firmware updates.
Firmware update method
OTA; App
Voice assistant support
no
This portable speaker does not support voice assistants. 26.5% of portable speakers offer this feature.
Spotify Connect
no
This portable speaker does not support Spotify Connect. 10.8% of portable speakers offer this feature.
Show more

Marshall Stanmore III vs the average portable speaker

246810TotalAudioConnectivityBatteryDurabilityControlsDesignSmart features
  • 60 W more audio output power
    This portable speaker has more audio output power than the average portable speaker (80 W vs 20 W).
    80 W vs 20 W
  • 17 dB higher signal-to-noise ratio
    This portable speaker has a higher signal-to-noise ratio than the average portable speaker (97 dB vs 80 dB).
    97 dB vs 80 dB
  • Includes a subwoofer
    This portable speaker includes a subwoofer, while the average portable speaker does not include a subwoofer.
    Has an integrated active subwoofer driver.
  • 1 more multipoint connections
    This portable speaker has more multipoint connections than the average portable speaker (2 vs 1).
    2 vs 1
  • Has built-in stereo speakers
    This portable speaker has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
    Provides true stereo output within the unit.
  • Has an equalizer
    This portable speaker has an equalizer, while the average portable speaker does not have an equalizer.
    Offers user-selectable EQ, tone adjustment, or sound presets.
  • Supports Auracast
    This portable speaker supports Auracast, while the average portable speaker does not support Auracast.
  • 1 more speaker drivers
    This portable speaker has more speaker drivers than the average portable speaker (3 vs 2).
    3 vs 2
  • 12% higher user score
    User score
    9.0/ 10
    ✕
    What it is
    A rating that combines user reviews with the total review volume for products in the Portable Speakers category.
    When it matters
    When you want to know how products in the Portable Speakers category perform in everyday use and how reliable owners find them over time.
    Score distribution
    â–¼
    â–¼
    <55-66-77-88-99-10
    Marshall Stanmore III
    the average portable speaker
    Marshall Stanmore III has a higher user score than the average portable speaker (8.96 vs 8).
    8.96 vs 8
  • 60 W more audio output power
    This portable speaker has more audio output power than the average portable speaker (80 W vs 20 W).
    80 W vs 20 W
  • 17 dB higher signal-to-noise ratio
    This portable speaker has a higher signal-to-noise ratio than the average portable speaker (97 dB vs 80 dB).
    97 dB vs 80 dB
  • Includes a subwoofer
    This portable speaker includes a subwoofer, while the average portable speaker does not include a subwoofer.
    Has an integrated active subwoofer driver.
  • Has built-in stereo speakers
    This portable speaker has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
    Provides true stereo output within the unit.
  • 1 more speaker drivers
    This portable speaker has more speaker drivers than the average portable speaker (3 vs 2).
    3 vs 2
  • 15 Hz deeper bass extension
    This portable speaker has deeper bass extension than the average portable speaker (45 Hz vs 60 Hz).
    45 Hz vs 60 Hz
  • 5 dB SPL higher maximum sound pressure
    This portable speaker has a higher maximum sound pressure level than the average portable speaker (97 dB SPL vs 92 dB SPL).
    97 dB SPL vs 92 dB SPL
  • 1 more multipoint connections
    This portable speaker has more multipoint connections than the average portable speaker (2 vs 1).
    2 vs 1
  • Supports Auracast
    This portable speaker supports Auracast, while the average portable speaker does not support Auracast.
  • 0.2 Bluetooth levels newer
    This portable speaker has a newer Bluetooth version than the average portable speaker (5.2 vs 5).
    5.2 vs 5
  • Has an equalizer
    This portable speaker has an equalizer, while the average portable speaker does not have an equalizer.
    Offers user-selectable EQ, tone adjustment, or sound presets.
  • Supports firmware updates
    This portable speaker supports firmware updates, while the average portable speaker does not support firmware updates.
    Supports user-accessible firmware updates.
  • Is not water resistant
    This portable speaker is not water resistant, while the average portable speaker is water resistant.
  • Is not rated as dust resistant
    This portable speaker is not rated as dust resistant, while the average portable speaker is dust resistant.
  • 1 fewer microphones
    This portable speaker has fewer microphones than the average portable speaker (0 vs 1).
    0 vs 1
  • Does not have a built-in rechargeable battery
    This portable speaker does not have a built-in rechargeable battery, while the average portable speaker has a built-in rechargeable battery.
  • Does not include a passive radiator
    This portable speaker does not include a passive radiator, while the average portable speaker includes a passive radiator.
  • Does not support stereo pairing
    This portable speaker does not support stereo pairing, while the average portable speaker supports stereo pairing.
  • Does not support True Wireless Stereo
    This portable speaker does not support True Wireless Stereo, while the average portable speaker supports True Wireless Stereo.
  • 3,450 g heavier
    This portable speaker is heavier than the average portable speaker (4,250 g vs 800 g).
    4,250 g vs 800 g
  • 3.89x more expensive
    Marshall Stanmore III is more expensive than the average portable speaker (£350 vs £90).
    £350 vs £90
  • 1 fewer microphones
    This portable speaker has fewer microphones than the average portable speaker (0 vs 1).
    0 vs 1
  • Does not include a passive radiator
    This portable speaker does not include a passive radiator, while the average portable speaker includes a passive radiator.
  • 1 fewer USB ports
    This portable speaker has fewer USB ports than the average portable speaker (0 vs 1).
    0 vs 1
  • Does not have a built-in rechargeable battery
    This portable speaker does not have a built-in rechargeable battery, while the average portable speaker has a built-in rechargeable battery.
  • Does not have a battery level indicator
    This portable speaker does not have a battery level indicator, while the average portable speaker has a battery level indicator.
  • Is not water resistant
    This portable speaker is not water resistant, while the average portable speaker is water resistant.
  • Is not rated as dust resistant
    This portable speaker is not rated as dust resistant, while the average portable speaker is dust resistant.
  • Does not support stereo pairing
    This portable speaker does not support stereo pairing, while the average portable speaker supports stereo pairing.
  • Does not support True Wireless Stereo
    This portable speaker does not support True Wireless Stereo, while the average portable speaker supports True Wireless Stereo.
  • 3,450 g heavier
    This portable speaker is heavier than the average portable speaker (4,250 g vs 800 g).
    4,250 g vs 800 g
  • 16.9 cm wider
    This portable speaker is wider than the average portable speaker (35 cm vs 18.1 cm).
    35 cm vs 18.1 cm
  • 10.5 cm deeper
    This portable speaker is deeper than the average portable speaker (18.8 cm vs 8.3 cm).
    18.8 cm vs 8.3 cm
  • 7.9 cm taller
    This portable speaker is taller than the average portable speaker (20.3 cm vs 12.4 cm).
    20.3 cm vs 12.4 cm

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

Expert reviews

In-depth analysis and verdict from leading tech publications

W
whatsthebest.co.uk
10/01/2025
Summary of the review
T
techgadgetscanada.com
08/03/2023
Summary of the review
A
appleinsider.com
07/02/2023
Summary of the review
F
forbes.com
23/12/2022
Summary of the review
A
au.pcmag.com
23/12/2022
Summary of the review
P
pcmag.com
22/12/2022
Summary of the review
D
dxomark.com
21/12/2022
Summary of the review
B
basic-tutorials.com
09/08/2022
Summary of the review
T
techgadgetscanada.com
08/03/2023
Summary of the review
S
stereoguide.com
16/11/2022
Summary of the review
H
headphonecheck.com
29/09/2025
Summary of the review
H
hifi.de
17/04/2023
Summary of the review
S
stereoguide.de
03/10/2022
Summary of the review
T
test.de
23/01/2026
Summary of the review
L
lesnumeriques.com
16/12/2022
Summary of the review
D
dxomark.com
21/12/2022
Summary of the review
F
fnac.es
30/03/2026
Summary of the review
A
altroconsumo.it
N/D
Summary of the review
C
consumentenbond.nl
2022
Summary of the review

Third-party reviews

Based on ratings from across the web.
Reviews last updated: August 2026 · How we calculate this

What customers like about Marshall Stanmore III

  • Excellent sound quality with rich lows, a wide soundstage, and crisp highs
  • Iconic, highly attractive retro guitar-amp aesthetic
  • Sturdy, premium, and durable build quality using sustainable vegan materials
  • Satisfying physical analog knobs for convenient volume, bass, and treble adjustments
  • Versatile connectivity options including Bluetooth 5.2, a 3.5mm auxiliary jack, and RCA inputs
  • Quick and straightforward setup process with hassle-free device pairing

What customers don't like about Marshall Stanmore III

  • Lacks a built-in battery, requiring a constant AC power plug connection
  • Heavy and bulky form factor, significantly limiting its actual portability
  • Premium price tag makes it a substantial investment compared to rivals
  • Lacks advanced modern smart features such as Wi-Fi connectivity and voice assistants
  • Limited mobile application functionality and restricted high-res Bluetooth codec support

Verdict

The Marshall Stanmore III is a premium home speaker featuring an 80W two-way bass reflex system equipped with a 50W Class D amplified 5-inch woofer and two 15W Class D amplified 0.75-inch outward-angled tweeters. It operates over a frequency range of 45–20,000 Hz with a maximum sound pressure level of 97 dB, delivering a wide and immersive soundstage. Main advantages include its iconic retro guitar-amp design, flexible connectivity options consisting of Bluetooth 5.2, a 3.5mm auxiliary input, and rear RCA jacks, alongside tactile brass top-panel knobs for customized bass and treble adjustments. However, despite being categorized by some users alongside portable lineups, it is not truly portable due to a lack of a built-in battery pack, requiring a continuous 240V mains power connection. Additional drawbacks include a lack of high-end Bluetooth codec options like AAC or LDAC, and no integrated smart home or voice control features.

Compare Marshall Stanmore III with other products in the Portable Speakers category

1Product to compare no. 1
VS
2Product to compare no. 2
VS
3Product to compare no. 3 (optional)

Graphic comparison of Marshall Stanmore III and other products in the Portable Speakers category

No results found