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

Sony Ult Tower 9 Review | 130 Data compared

Avg. price:~£620Audio output power:?Battery life:25 hoursIP rating:IPX4Bluetooth version:5.3Weight:29600 g

Sony Ult Tower 9 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.

Sony Ult Tower 9
7.8/10

Overall score

Score
7.8/ 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%

7.8

Technical score

20%

7.8

User score

★Better than 96% 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%

7.8

Overall score

30%

7.2

Price

â–²Better than 59%
7.8

Technical score

Technical score
7.8/ 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%

8.5

Audio

20%

8.9

Battery

18%

6.9

Durability

16%

7.0

Connectivity

8%

9.2

Controls

3%

1.3

Design

3%

7.1

Smart features

★Better than 98%
7.8

User score

User score
7.8/ 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%

9.6

User ratings

30%

3.6

Number of reviews

Based on ratings from across the web.
â–¼Worse than 75%
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Where to buy
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Best rankings
Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.
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Technical Specifications of portable speaker Sony Ult Tower 9

Technical score
Technical score
7.8/ 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%

8.5

Audio

20%

8.9

Battery

18%

6.9

Durability

16%

7.0

Connectivity

8%

9.2

Controls

3%

1.3

Design

3%

7.1

Smart features

7.8
User score
User score
7.8/ 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%

9.6

User ratings

30%

3.6

Number of reviews

Based on ratings from across the web.
7.8
Popularity
Popularity
3.6/ 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:
Sony Ult Tower 9 has a popularity score of 3.6 points, which is lower than 52.7% of products in this category.
3.6
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%

7.8

Overall score

30%

7.2

Price

7.7
Audio output power
?
Driver unit size
320 mm
This portable speaker has a driver unit size of 320 mm which is larger than that of 99.7% of portable speakers and equal to that of 0.3% of portable speakers.
Number of drivers
7
This portable speaker has 7 drivers, which is more than 98.1% of portable speakers and equal to the number in 1.2% of portable speakers.
Frequency response tolerance
?
Lowest frequency
20 Hz
This portable speaker has a lowest frequency of 20 Hz which is lower than that of 84.8% of portable speakers and equal to that of 14% of portable speakers.
Show more
Bluetooth connectivity
yes
This portable speaker supports Bluetooth audio. 5.4% of portable speakers offer this feature.
Bluetooth version
5.3
This portable speaker supports Bluetooth version 5.3 which is newer than that of 78.7% of portable speakers and equal to that of 17.6% of portable speakers.
Maximum Bluetooth range
30 m
This portable speaker has a maximum Bluetooth range of 30 m which is longer than that of 85.5% of portable speakers and equal to that of 10% of portable speakers.
Bluetooth profiles supported
A2DP; AVRCP
Bluetooth LE Audio
no
This portable speaker does not support Bluetooth LE Audio. 2.5% of portable speakers offer this feature.
Show more
Battery life
25 hours
This portable speaker has a battery life of 25 hours which is longer than that of 94.6% of portable speakers and equal to that of 1.6% of portable speakers.
Battery capacity
9,400 mAh
This portable speaker has a battery capacity of 9,400 mAh which is larger than that of 95.1% of portable speakers.
Charging time
3 hours
This portable speaker has a charging time of 3 hours which is shorter than that of 35.5% of portable speakers and equal to that of 35.1% of portable speakers.
Maximum charging input power
?
Built-in rechargeable battery
yes
This portable speaker has a built-in rechargeable battery. 18.7% of portable speakers offer this feature.
Show more
IP rating
IPX4
This portable speaker has an IP rating of IPX4 which provides worse ingress protection than 77.7% of portable speakers and the same ingress protection as 21% of portable speakers.
Water resistance
yes
This portable speaker is water resistant. 38.3% of portable speakers offer this feature.
Dust resistance
?
Waterproof depth rating
?
Drop resistance
no
This portable speaker lacks an impact-resistance rating. 32.8% of portable speakers offer this feature.
Show more
On-device controls placement
?
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
yes
This portable speaker supports fast pairing. 77.6% of portable speakers offer this feature.
Show more
Weight
29,600 g
This portable speaker weighs 29,600 g which is heavier than that of 99.8% of portable speakers and equal to that of 0.1% of portable speakers.
Height
91 cm
This portable speaker has a height of 91 cm which is taller than that of 99.1% of portable speakers and equal to that of 0.1% of portable speakers.
Width
41 cm
This portable speaker has a width of 41 cm which is wider than that of 93.3% of portable speakers and equal to that of 0.4% of portable speakers.
Depth
45.6 cm
This portable speaker has a depth of 45.6 cm which is deeper than that of 99.8% of portable speakers and equal to that of 0.1% of portable speakers.
Carry options
handle
Show more
Companion app name
Sony | Music Center
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
?
Voice assistant support
no
This portable speaker does not support voice assistants. 26.5% of portable speakers offer this feature.
Supports direct voice-assistant control.
Spotify Connect
no
This portable speaker does not support Spotify Connect. 10.8% of portable speakers offer this feature.
Show more

Sony Ult Tower 9 vs the average portable speaker

246810TotalAudioConnectivityBatteryDurabilityControlsDesignSmart features
  • 270 mm larger main driver
    This portable speaker has a larger main driver than the average portable speaker (320 mm vs 50 mm).
    320 mm vs 50 mm
  • 13 hours longer battery life
    This portable speaker has a longer battery life than the average portable speaker (25 hours vs 12 hours).
    25 hours vs 12 hours
  • 20 m longer Bluetooth range
    This portable speaker has a longer Bluetooth range than the average portable speaker (30 m vs 10 m).
    30 m vs 10 m
  • 21 dB SPL higher maximum sound pressure
    This portable speaker has a higher maximum sound pressure level than the average portable speaker (113 dB SPL vs 92 dB SPL).
    113 dB SPL vs 92 dB SPL
  • 6,800 mAh more battery capacity
    This portable speaker has a larger battery capacity than the average portable speaker (9,400 mAh vs 2,600 mAh).
    9,400 mAh vs 2,600 mAh
  • 5 more speaker drivers
    This portable speaker has more speaker drivers than the average portable speaker (7 vs 2).
    7 vs 2
  • 40 Hz deeper bass extension
    This portable speaker has deeper bass extension than the average portable speaker (20 Hz vs 60 Hz).
    20 Hz vs 60 Hz
  • Provides 360-degree sound
    This portable speaker provides 360-degree sound, while the average portable speaker does not provide 360-degree sound.
    Provides omnidirectional 360° sound radiation.
  • 270 mm larger main driver
    This portable speaker has a larger main driver than the average portable speaker (320 mm vs 50 mm).
    320 mm vs 50 mm
  • 21 dB SPL higher maximum sound pressure
    This portable speaker has a higher maximum sound pressure level than the average portable speaker (113 dB SPL vs 92 dB SPL).
    113 dB SPL vs 92 dB SPL
  • 5 more speaker drivers
    This portable speaker has more speaker drivers than the average portable speaker (7 vs 2).
    7 vs 2
  • 40 Hz deeper bass extension
    This portable speaker has deeper bass extension than the average portable speaker (20 Hz vs 60 Hz).
    20 Hz vs 60 Hz
  • Provides 360-degree sound
    This portable speaker provides 360-degree sound, while the average portable speaker does not provide 360-degree sound.
    Provides omnidirectional 360° sound radiation.
  • 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.
  • 219 mm larger built-in subwoofer
    This portable speaker has a larger built-in subwoofer than the average portable speaker (320 mm vs 101 mm).
    320 mm vs 101 mm
  • 20 m longer Bluetooth range
    This portable speaker has a longer Bluetooth range than the average portable speaker (30 m vs 10 m).
    30 m vs 10 m
  • 1 more multipoint connections
    This portable speaker has more multipoint connections than the average portable speaker (2 vs 1).
    2 vs 1
  • Supports LDAC
    This portable speaker supports LDAC, while the average portable speaker does not support LDAC.
  • Has a TOSLINK optical input
    This portable speaker has a TOSLINK optical input, while the average portable speaker does not have a TOSLINK optical input.
    Has a physical TOSLINK optical audio input.
  • 0.3 Bluetooth levels newer
    This portable speaker has a newer Bluetooth version than the average portable speaker (5.3 vs 5).
    5.3 vs 5
  • Has a microphone input
    This portable speaker has a microphone input, while the average portable speaker does not have a microphone input.
    Has a physical external microphone input.
  • Supports AAC Bluetooth audio
    This portable speaker supports AAC Bluetooth audio, while the average portable speaker does not support AAC Bluetooth audio.
  • 13 hours longer battery life
    This portable speaker has a longer battery life than the average portable speaker (25 hours vs 12 hours).
    25 hours vs 12 hours
  • 6,800 mAh more battery capacity
    This portable speaker has a larger battery capacity than the average portable speaker (9,400 mAh vs 2,600 mAh).
    9,400 mAh vs 2,600 mAh
  • Has a power bank function
    This portable speaker has a power bank function, while the average portable speaker does not have a power bank function.
  • 10 more adjustable EQ bands
    This portable speaker has more adjustable EQ bands than the average portable speaker (10 vs 0).
    10 vs 0
  • 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.
  • 3 more EQ presets
    This portable speaker has more EQ presets than the average portable speaker (3 vs 0).
    3 vs 0
  • Supports fast pairing
    This portable speaker supports fast pairing, while the average portable speaker does not support fast pairing.
  • Supports party mode
    This portable speaker supports party mode, while the average portable speaker does not support party mode.
    Supports synchronized multi-speaker party/group playback.
  • Supports playback mute
    This portable speaker supports playback mute, while the average portable speaker does not support playback mute.
    Speaker playback audio can be directly muted.
  • Has a sleep timer
    This portable speaker has a sleep timer, while the average portable speaker does not have a sleep timer.
    A selectable timer can stop playback or power the speaker down.
  • Supports automatic room calibration
    This portable speaker supports automatic room calibration, while the average portable speaker does not support automatic room calibration.
  • Supports firmware updates
    This portable speaker supports firmware updates, while the average portable speaker does not support firmware updates.
    Supports user-accessible firmware updates.
  • 6 newer
    This portable speaker was released more recently than the average portable speaker (2025 vs 2019).
    2025 vs 2019
  • 1 fewer microphones
    This portable speaker has fewer microphones than the average portable speaker (0 vs 1).
    0 vs 1
  • 28,800 g heavier
    This portable speaker is heavier than the average portable speaker (29,600 g vs 800 g).
    29,600 g vs 800 g
  • 5 °C higher minimum operating temperature
    This portable speaker has a higher minimum operating temperature than the average portable speaker (5 °C vs 0 °C).
    5 °C vs 0 °C
  • Worse ingress protection
    This portable speaker has worse ingress protection than the average portable speaker (IPX4 vs IPX5).
    IPX4 vs IPX5
  • 78.6 cm taller
    This portable speaker is taller than the average portable speaker (91 cm vs 12.4 cm).
    91 cm vs 12.4 cm
  • 37.3 cm deeper
    This portable speaker is deeper than the average portable speaker (45.6 cm vs 8.3 cm).
    45.6 cm vs 8.3 cm
  • 22.9 cm wider
    This portable speaker is wider than the average portable speaker (41 cm vs 18.1 cm).
    41 cm vs 18.1 cm
  • 6.89x more expensive
    Sony Ult Tower 9 is more expensive than the average portable speaker (£620 vs £90).
    £620 vs £90
  • 6.89x more expensive
    Sony Ult Tower 9 is more expensive than the average portable speaker (£620 vs £90).
    £620 vs £90
  • 2.6% lower user score
    User score
    7.8/ 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
    ▼▼
    <55-66-77-88-99-10
    Sony Ult Tower 9
    the average portable speaker
    Sony Ult Tower 9 has a lower user score than the average portable speaker (7.79 vs 8).
    7.79 vs 8
  • 1 fewer microphones
    This portable speaker has fewer microphones than the average portable speaker (0 vs 1).
    0 vs 1
  • 5 °C higher minimum operating temperature
    This portable speaker has a higher minimum operating temperature than the average portable speaker (5 °C vs 0 °C).
    5 °C vs 0 °C
  • Worse ingress protection
    This portable speaker has worse ingress protection than the average portable speaker (IPX4 vs IPX5).
    IPX4 vs IPX5
  • 28,800 g heavier
    This portable speaker is heavier than the average portable speaker (29,600 g vs 800 g).
    29,600 g vs 800 g
  • 78.6 cm taller
    This portable speaker is taller than the average portable speaker (91 cm vs 12.4 cm).
    91 cm vs 12.4 cm
  • 37.3 cm deeper
    This portable speaker is deeper than the average portable speaker (45.6 cm vs 8.3 cm).
    45.6 cm vs 8.3 cm
  • 22.9 cm wider
    This portable speaker is wider than the average portable speaker (41 cm vs 18.1 cm).
    41 cm vs 18.1 cm

Video reviews

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

Expert reviews

In-depth analysis and verdict from leading tech publications

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soundguys.com
17/04/2025
Summary of the review
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trustedreviews.com
08/05/2025
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rtings.com
18/06/2025
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pcmag.com
25/06/2025
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au.pcmag.com
26/06/2025
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me.pcmag.com
25/06/2025
Summary of the review
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theshortcut.com
09/04/2025
Summary of the review
R
racunalniske-novice.com
24/02/2026
Summary of the review
A
avforums.com
28/05/2025
Summary of the review
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uk.pcmag.com
25/06/2025
Summary of the review
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stereoguide.com
24/06/2025
Summary of the review
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stereoguide.de
23/06/2025
Summary of the review
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hifi.de
13/04/2025
Summary of the review
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china-gadgets.de
26/06/2025
Summary of the review
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racunalniske-novice.com
24/02/2026
Summary of the review
F
frandroid.com
10/10/2025
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racunalniske-novice.com
24/02/2026
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P
pisapapeles.net
16/10/2025
Summary of the review
C
cdfgaming.com
12/10/2025
Summary of the review
R
racunalniske-novice.com
24/02/2026
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 Sony Ult Tower 9

  • Massive, room-shaking volume and deep, punchy bass performance.
  • Excellent battery life, reaching up to 25 hours on a single charge.
  • Great connectivity options, including a TV-enhancing optical input, AUX, and microphone/guitar inputs.
  • App features a customizable 10-band equalizer to fine-tune the sound signature.
  • Solid build quality and an attractive design featuring dynamic 360-degree party lights.
  • Equipped with built-in wheels and handles to assist with transport.

What customers don't like about Sony Ult Tower 9

  • Extremely large, bulky, and heavy, weighing around 65-75 pounds.
  • Sound quality is highly sensitive to the listening angle, offering poorer directivity from the sides or back.
  • Bassy default tuning can drown out vocals and muddy finer instrument details.
  • Sony's companion application can feel fragmented and unintuitive to navigate.
  • Does not include a wireless microphone in the box like the larger Tower 10 model.
  • Certain built-in DJ effects and karaoke voice-changers are criticized as gimmicky.

Verdict

The Sony ULT Tower 9 is a robust 3-way party speaker system engineered for 360-degree omnidirectional sound and synchronized multi-colored 360-degree lighting, driven by a massive 320mm (12.5-inch) X-Balanced woofer, two 12cm midrange drivers, and four tweeters (two front, two rear). This heavy-duty model delivers punchy, adjustable audio via dual ULT bass modes and a 10-band equalizer, while boasting exceptional versatility with a 25-hour rechargeable battery, a 10-minute quick charge feature for 3 hours of playback, an IPX4 splash-resistant top touch panel, dual 1/4-inch guitar/microphone karaoke inputs, and a TV Sound Booster optical port. Main advantages include its devastatingly powerful bass output, comprehensive app-driven custom tuning, and an impressive battery life that provides true outdoor freedom. However, its immense weight of approximately 65 pounds heavily compromises easy portability despite the integrated wheels and carrying handles, and its default bass-heavy sound profile can occasionally muffle vocal and instrument clarity.

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