Name: Sony SRS-X99
Brand: Sony

Technical Specifications of portable speaker Sony SRS-X99

Overall score

7.4

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Popularity

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.

Audio

8.1

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Audio output power

What it is: The maximum continuous power the speaker system can deliver.

When it matters: When you need enough output to fill a larger or noisier space.

Importance: HIGH

Good value: >= 20 W

Driver unit size

What it is: The diameter of each main speaker driver.

When it matters: When the size of the main driver influences bass reach and output capability.

Importance: HIGH

Good value: >= 50 mm

Number of drivers

What it is: The total number of speaker drivers built into the unit.

When it matters: When fuller driver arrays and broader sound coverage matter.

Importance: MEDIUM

Good value: >= 2

Frequency response tolerance

What it is: The allowed deviation around the stated frequency response curve.

When it matters: When a flatter and more accurate frequency response matters.

Importance: MEDIUM

Good value: <= 3 dB

Lowest frequency

What it is: The lowest audible frequency the speaker can reproduce.

When it matters: When deeper bass extension matters.

Importance: HIGH

Good value: <= 60 Hz

Connectivity

7.1

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Bluetooth connectivity

What it is: Indicates whether the speaker can receive audio over Bluetooth.

When it matters: When wireless playback from phones, tablets, or computers matters.

Importance: MEDIUM

Good value: yes

Bluetooth version

What it is: The generation of Bluetooth supported by the speaker hardware.

When it matters: When compatibility and efficiency with newer Bluetooth devices matter.

Importance: LOW

Good value: >= 5.0

Maximum Bluetooth range

What it is: The farthest distance at which the Bluetooth link can remain usable.

When it matters: When the source device may be far from the speaker.

Importance: MEDIUM

Good value: >= 10 m

Bluetooth profiles supported

What it is: The Bluetooth operating profiles available for playback, control, or calls.

When it matters: When Bluetooth playback, control, and call compatibility depend on specific profiles.

Importance: LOW

A2DP; AVRCP

Bluetooth LE Audio

What it is: Shows whether the speaker supports the low-energy Bluetooth audio standard.

When it matters: When newer low-power Bluetooth audio features matter.

Importance: LOW

Good value: yes

Battery

7.8

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Battery life

What it is: The playback time available from one full battery charge.

When it matters: When you need longer playback between charges.

Importance: HIGH

Good value: >= 20 h

Battery capacity

What it is: The amount of electrical charge the internal battery can store.

When it matters: When longer untethered playback or power-bank use needs more stored charge.

Importance: HIGH

Good value: >= 5000 mAh

Charging time

What it is: The time needed to recharge the battery fully.

When it matters: When the speaker needs to be ready again quickly.

Importance: MEDIUM

Good value: <= 4 h

Maximum charging input power

What it is: The maximum charging power the speaker can accept from a compatible power source.

When it matters: When faster charging requires the speaker to accept more input power.

Importance: LOW

Good value: >= 20 W

Built-in rechargeable battery

What it is: Indicates whether the speaker uses a battery that can be recharged.

When it matters: When portable use without disposable batteries or continuous mains power matters.

Importance: LOW

Good value: yes

Durability

6.0

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IP rating

What it is: The ingress protection code for dust and water resistance.

When it matters: When dust and water protection need to match the intended environment.

Importance: HIGH

Good value: IP67+

Water resistance

What it is: Indicates whether the enclosure can resist water exposure.

When it matters: When the speaker may be used near pools, rain, or splashes.

Importance: MEDIUM

Good value: yes

Dust resistance

What it is: Shows whether the enclosure is protected against dust ingress.

When it matters: When the speaker may be exposed to sand, soil, or dusty environments.

Importance: MEDIUM

Good value: yes

Waterproof depth rating

What it is: The maximum water depth the speaker is rated to withstand.

When it matters: When the speaker may be submerged or used very close to water.

Importance: MEDIUM

Good value: >= 1 m

Drop resistance

What it is: Indicates whether the housing is designed to survive accidental drops.

When it matters: When the speaker may be bumped or suffer an accidental fall during outdoor or travel use.

Importance: LOW

Good value: yes

Controls

9.3

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On-device controls placement

What it is: The physical area of the speaker where its controls are located.

When it matters: When you want controls that are easy to reach in the speaker intended placement.

Importance: LOW

Touchscreen

What it is: Indicates whether a touch-sensitive screen is integrated.

When it matters: When direct visual control is more convenient than buttons or an app.

Importance: LOW

Good value: yes

Smartphone app control

What it is: Shows whether the speaker can be controlled from a phone app.

When it matters: When remote settings, updates, or sound adjustment from a phone matter.

Importance: LOW

Good value: yes

Remote control

What it is: Indicates whether a dedicated remote control is supplied or supported.

When it matters: When you want to control playback from across the room.

Importance: LOW

Good value: yes

Fast pairing

What it is: Shows whether setup with compatible devices can be completed more quickly.

When it matters: When quick setup with compatible devices matters.

Importance: LOW

Good value: yes

Design

5.1

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Weight

What it is: The total mass of the portable speaker.

When it matters: When carrying the speaker frequently or packing light matters.

Importance: LOW

Good value: <= 1000 g

Height

What it is: The vertical external dimension of the speaker body.

When it matters: When the speaker must fit beneath shelves or in a compact bag.

Importance: LOW

Good value: <= 20 cm

Width

What it is: The side-to-side external dimension of the speaker body.

When it matters: When the speaker must fit a narrow shelf, bag, or tabletop.

Importance: LOW

Good value: <= 25 cm

Depth

What it is: The front-to-back depth of the speaker housing.

When it matters: When the speaker should take up less front-to-back space.

Importance: LOW

Good value: <= 10 cm

Carry options

What it is: The available ways to carry, hang, or attach the speaker.

When it matters: When a handle, strap, or attachment point changes how you carry the speaker.

Importance: LOW

none

Smart features

6.5

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Companion app name

What it is: The official app used to control settings and functions of the speaker.

When it matters: When app compatibility and the available control features depend on the official app.

Importance: LOW

Sony | Music Center

Firmware updates

What it is: Indicates whether the speaker can receive firmware revisions after purchase.

When it matters: When post-purchase fixes and feature improvements matter.

Importance: LOW

Good value: yes

Firmware update method

What it is: The path used to install firmware updates on the speaker.

When it matters: When the convenience and reliability of installing updates matters.

Importance: LOW

OTA; App; USB

Voice assistant support

What it is: Indicates whether the speaker can work with supported voice assistants.

When it matters: When hands-free control through a compatible assistant matters.

Importance: LOW

Good value: yes

Spotify Connect

What it is: Shows whether Spotify can stream directly to the speaker over the network.

When it matters: When Spotify should stream directly without keeping phone audio active.

Importance: LOW

Good value: yes

Sony SRS-X99 vs the average portable speaker

Why is Sony SRS-X99 better than the average portable speaker?

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134 W more audio output power
Sony SRS-X99 has more audio output power than the average portable speaker (154 W vs 20.00 W).
Total RMS output: 154.00 W.
What it is: The maximum continuous power the speaker system can deliver.
When it matters: When you need enough output to fill a larger or noisier space.
Importance: HIGH
Good value: >= 20 W
Sony SRS-X99 has more audio output power than the average portable speaker (154 W vs 20.00 W).154.00 W vs 20.00 W
5 more speaker drivers
Sony SRS-X99 has more speaker drivers than the average portable speaker (7 vs 2).
Acoustic drivers: 7.
What it is: The total number of speaker drivers built into the unit.
When it matters: When fuller driver arrays and broader sound coverage matter.
Importance: MEDIUM
Good value: >= 2
Sony SRS-X99 has more speaker drivers than the average portable speaker (7 vs 2).7 vs 2
Supports Wi-Fi connectivity
Sony SRS-X99 supports Wi-Fi connectivity, while the average portable speaker does not support Wi-Fi connectivity.
What it is: Indicates whether the speaker can connect to wireless local networks.
When it matters: When direct network streaming or smart multi-room features matter.
Importance: MEDIUM
Good value: yes
Sony SRS-X99 supports Wi-Fi connectivity, while the average portable speaker does not support Wi-Fi connectivity.
20,000 Hz higher maximum frequency
Sony SRS-X99 has a higher maximum frequency than the average portable speaker (40,000 Hz vs 20,000 Hz).
Upper frequency-response endpoint: 40000 Hz.
What it is: The highest audible frequency the speaker can reproduce.
When it matters: When upper-treble extension and high-frequency detail matter.
Importance: MEDIUM
Good value: >= 20000 Hz
Sony SRS-X99 has a higher maximum frequency than the average portable speaker (40,000 Hz vs 20,000 Hz).40000 Hz vs 20000 Hz
Includes a subwoofer
Sony SRS-X99 includes a subwoofer, while the average portable speaker does not include a subwoofer.
Has an integrated active subwoofer driver.
What it is: Indicates whether a dedicated low-frequency driver is included.
When it matters: When stronger low-frequency output matters without adding separate equipment.
Importance: LOW
Good value: yes
Sony SRS-X99 includes a subwoofer, while the average portable speaker does not include a subwoofer.
8 more EQ presets
Sony SRS-X99 has more EQ presets than the average portable speaker (8 vs 0).
8 eq presets.
What it is: The number of preset sound tuning profiles that can be selected.
When it matters: When you want more ready-made sound profiles for different content.
Importance: LOW
Good value: >= 4 presets
Sony SRS-X99 has more EQ presets than the average portable speaker (8 vs 0).8 vs 0
Has a noise-canceling microphone
Sony SRS-X99 has a noise-canceling microphone, while the average portable speaker does not have a noise-canceling microphone.
Uses microphone noise/echo cancellation for calls or voice.
What it is: Indicates whether the microphones can reduce surrounding noise during capture.
When it matters: When calls or voice commands must remain clear around background noise.
Importance: LOW
Good value: yes
Sony SRS-X99 has a noise-canceling microphone, while the average portable speaker does not have a noise-canceling microphone.
Has Chromecast built-in
Sony SRS-X99 has Chromecast built-in, while the average portable speaker does not have Chromecast built-in.
Supports Chromecast built-in.
What it is: Shows whether Chromecast is integrated for direct casting.
When it matters: When direct casting from compatible apps matters.
Importance: LOW
Good value: yes
Sony SRS-X99 has Chromecast built-in, while the average portable speaker does not have Chromecast built-in.
134 W more audio output power
Sony SRS-X99 has more audio output power than the average portable speaker (154 W vs 20.00 W).
5 more speaker drivers
Sony SRS-X99 has more speaker drivers than the average portable speaker (7 vs 2).
20,000 Hz higher maximum frequency
Sony SRS-X99 has a higher maximum frequency than the average portable speaker (40,000 Hz vs 20,000 Hz).
Includes a subwoofer
Sony SRS-X99 includes a subwoofer, while the average portable speaker does not include a subwoofer.
Has a noise-canceling microphone
Sony SRS-X99 has a noise-canceling microphone, while the average portable speaker does not have a noise-canceling microphone.
Has built-in stereo speakers
Sony SRS-X99 has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
15 Hz deeper bass extension
Sony SRS-X99 has deeper bass extension than the average portable speaker (45 Hz vs 60.00 Hz).
Supports Wi-Fi connectivity
Sony SRS-X99 supports Wi-Fi connectivity, while the average portable speaker does not support Wi-Fi connectivity.
Has Chromecast built-in
Sony SRS-X99 has Chromecast built-in, while the average portable speaker does not have Chromecast built-in.
Supports AirPlay
Sony SRS-X99 supports AirPlay, while the average portable speaker does not support AirPlay.
Supports LDAC
Sony SRS-X99 supports LDAC, while the average portable speaker does not support LDAC.
1 more USB ports
Sony SRS-X99 has more USB ports than the average portable speaker (2 vs 1).
Supports NFC Bluetooth pairing
Sony SRS-X99 supports NFC Bluetooth pairing, while the average portable speaker does not support NFC Bluetooth pairing.
1 more paired devices remembered
Sony SRS-X99 remembers more paired devices than the average portable speaker (9 vs 8).
Supports DLNA media sharing
Sony SRS-X99 supports DLNA media sharing, while the average portable speaker does not support DLNA media sharing.
Has Ethernet support
Sony SRS-X99 has Ethernet support, while the average portable speaker does not have Ethernet support.
Supports AAC Bluetooth audio
Sony SRS-X99 supports AAC Bluetooth audio, while the average portable speaker does not support AAC Bluetooth audio.
Has a power bank function
Sony SRS-X99 has a power bank function, while the average portable speaker does not have a power bank function.
8 more EQ presets
Sony SRS-X99 has more EQ presets than the average portable speaker (8 vs 0).
Has an equalizer
Sony SRS-X99 has an equalizer, while the average portable speaker does not have an equalizer.
Supports fast pairing
Sony SRS-X99 supports fast pairing, while the average portable speaker does not support fast pairing.
Supports party mode
Sony SRS-X99 supports party mode, while the average portable speaker does not support party mode.
Includes a remote control
Sony SRS-X99 includes a remote control, while the average portable speaker does not include a remote control.
Supports playback mute
Sony SRS-X99 supports playback mute, while the average portable speaker does not support playback mute.
Supports multi-room audio
Sony SRS-X99 supports multi-room audio, while the average portable speaker does not support multi-room audio.
Supports Spotify Connect
Sony SRS-X99 supports Spotify Connect, while the average portable speaker does not support Spotify Connect.

Why is Sony SRS-X99 worse than the average portable speaker?

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9 % higher total harmonic distortion
Sony SRS-X99 has higher total harmonic distortion than the average portable speaker (10% vs 1%).
THD: 10%.
2 Bluetooth levels older
Sony SRS-X99 has an older Bluetooth version than the average portable speaker (3 vs 5.0).
Bluetooth version: 3.0.
1 m shorter Bluetooth range
Sony SRS-X99 has a shorter Bluetooth range than the average portable speaker (9 m vs 10 m).
Maximum Bluetooth range: 9.00 m.
Does not have a built-in rechargeable battery
Sony SRS-X99 does not have a built-in rechargeable battery, while the average portable speaker has a built-in rechargeable battery.
Requires wired mains power and has no built-in rechargeable operating battery.
Does not have a battery level indicator
Sony SRS-X99 does not have a battery level indicator, while the average portable speaker has a battery level indicator.
Is not water resistant
Sony SRS-X99 is not water resistant, while the average portable speaker is water resistant.
Is not rated as dust resistant
Sony SRS-X99 is not rated as dust resistant, while the average portable speaker is dust resistant.
5 °C higher minimum operating temperature
Sony SRS-X99 has a higher minimum operating temperature than the average portable speaker (5 °C vs 0 °C).
5 °C lower maximum operating temperature
Sony SRS-X99 has a lower maximum operating temperature than the average portable speaker (35 °C vs 40 °C).
3,900 g heavier
Sony SRS-X99 is heavier than the average portable speaker (4,700 g vs 800 g).
24.9 cm wider
Sony SRS-X99 is wider than the average portable speaker (43 cm vs 18.1 cm).
4.2 cm deeper
Sony SRS-X99 is deeper than the average portable speaker (12.5 cm vs 8.3 cm).
4 older
Sony SRS-X99 was released earlier than the average portable speaker (2015 vs 2019).
Release year: 2015.
Is not water resistant
Sony SRS-X99 is not water resistant, while the average portable speaker is water resistant.
What it is: Indicates whether the enclosure can resist water exposure.
When it matters: When the speaker may be used near pools, rain, or splashes.
Importance: MEDIUM
Good value: yes
Sony SRS-X99 is not water resistant, while the average portable speaker is water resistant.
Is not rated as dust resistant
Sony SRS-X99 is not rated as dust resistant, while the average portable speaker is dust resistant.
What it is: Shows whether the enclosure is protected against dust ingress.
When it matters: When the speaker may be exposed to sand, soil, or dusty environments.
Importance: MEDIUM
Good value: yes
Sony SRS-X99 is not rated as dust resistant, while the average portable speaker is dust resistant.
9 % higher total harmonic distortion
Sony SRS-X99 has higher total harmonic distortion than the average portable speaker (10% vs 1%).
THD: 10%.
What it is: The amount of unwanted harmonic distortion added to the audio output.
When it matters: When cleaner sound with less added distortion matters.
Importance: MEDIUM
Good value: <= 1%
Sony SRS-X99 has higher total harmonic distortion than the average portable speaker (10% vs 1%).10 % vs 1 %
Does not have a built-in rechargeable battery
Sony SRS-X99 does not have a built-in rechargeable battery, while the average portable speaker has a built-in rechargeable battery.
Requires wired mains power and has no built-in rechargeable operating battery.
What it is: Indicates whether the speaker uses a battery that can be recharged.
When it matters: When portable use without disposable batteries or continuous mains power matters.
Importance: LOW
Good value: yes
Sony SRS-X99 does not have a built-in rechargeable battery, while the average portable speaker has a built-in rechargeable battery.
2 Bluetooth levels older
Sony SRS-X99 has an older Bluetooth version than the average portable speaker (3 vs 5.0).
Bluetooth version: 3.0.
What it is: The generation of Bluetooth supported by the speaker hardware.
When it matters: When compatibility and efficiency with newer Bluetooth devices matter.
Importance: LOW
Good value: >= 5.0
Sony SRS-X99 has an older Bluetooth version than the average portable speaker (3 vs 5.0).3.0 vs 5.0
3,900 g heavier
Sony SRS-X99 is heavier than the average portable speaker (4,700 g vs 800 g).
What it is: The total mass of the portable speaker.
When it matters: When carrying the speaker frequently or packing light matters.
Importance: LOW
Good value: <= 1000 g
Sony SRS-X99 is heavier than the average portable speaker (4,700 g vs 800 g).4700 g vs 800 g
5 °C higher minimum operating temperature
Sony SRS-X99 has a higher minimum operating temperature than the average portable speaker (5 °C vs 0 °C).
What it is: The lowest ambient temperature recommended for normal operation.
When it matters: When the speaker must work reliably in colder conditions.
Importance: LOW
Good value: <= -10 °C
Sony SRS-X99 has a higher minimum operating temperature than the average portable speaker (5 °C vs 0 °C).5 °C vs 0 °C
Does not have a battery level indicator
Sony SRS-X99 does not have a battery level indicator, while the average portable speaker has a battery level indicator.
What it is: Shows whether the remaining battery level can be displayed clearly.
When it matters: When you want to know the remaining charge before or during use.
Importance: LOW
Good value: yes
Sony SRS-X99 does not have a battery level indicator, while the average portable speaker has a battery level indicator.

Third-party reviews

What customers like about Sony SRS-X99?

Excellent sound clarity and great overall detail
Powerful room-filling volume with 154W output
Premium minimalist design with a sleek glass top
Versatile connectivity options including Bluetooth, Wi-Fi, AirPlay, and USB DAC
Native support for High-Resolution Audio formats
Handy backlit touch controls with a proximity sensor

What customers dislike about Sony SRS-X99?

Prohibitively expensive retail price
Narrow sweet spot for optimal stereo imaging
Glossy glass surface easily attracts fingerprints and smudges
Heavy build makes it less portable than typical wireless speakers
Bass can occasionally overpower the mid-range frequencies
SongPal multi-room app can feel restricted compared to competitors

Expert reviews

avforums.com

12/02/2016

Summary of the review

Sony SRS-X99Go to product viewer dialogue for this item. Wireless Speaker Review

The AVForums review praises the Sony SRS-X99 wireless speaker for its elegant design, immense audio detail via a seven-driver array, robust multi-room capabilities, and versatile connectivity. While offering a responsive app interface and strong performance, the speaker is criticized for its high £600 price, occasional overpowering bass, limited streaming freedom in multi-room setups, and a narrow sweet spot.

trustedreviews.com

21/03/2016

Sony SRS-X99 Review - Trusted Reviews

The Trusted Reviews evaluation of the Sony SRS-X99 highlights a premium, 154W high-resolution multiroom speaker featuring a 7-driver array that delivers exceptional detail, immersive audio, and versatile connectivity including Wi-Fi, Bluetooth, and Google Cast. While the design is noted for its elegant glass-and-aluminum build, the review cites a steep price, a smudge-prone gloss finish, and reduced stereo imaging when off-center as primary drawbacks.

expertreviews.co.uk

30/01/2016

Sony SRS-X99 review - high-resolution multiroom speaker

The Sony SRS-X99 is an outstanding high-resolution, 154W, seven-driver wireless multiroom speaker that offers exceptional audio fidelity, DSEE HX upscaling, and comprehensive connectivity, including Google Cast, AirPlay, and Spotify Connect. While the companion app provides intuitive speaker grouping, the speaker's main drawback is that its multiroom streaming ecosystem is less convenient than the competing Sonos Play:5 due to more limited native streaming platform integration.

alphr.com

02/02/2016

Sony SRS-X99 review: Taking the multiroom fight to Sonos If you want, I can find more information about this speaker's audio hardware layout or help y...

The Sony SRS-X99 is a high-end wireless speaker delivering superb audio quality, extensive physical connectivity, and native support for Google Cast and Spotify Connect, often available at a competitive £399. While offering superior sound, its primary drawbacks compared to the Sonos Play:5 include a less intuitive, more limited multiroom ecosystem and support for fewer streaming platforms.

crutchfield.com

23/11/2015

Customer reviews of the Sony SRS-X99 - Crutchfield

The Crutchfield customer review highlights the Sony SRS-X99 as a premium, versatile audio system that outperforms rivals like the Sonos Play:5, offering superior build quality and dual Wi-Fi/Bluetooth connectivity. While praised for its heavy-duty construction, great volume output, and design, the speaker is noted for its higher cost compared to competitors and a lack of the "always-on" simplicity found in non-portable, wireless-only alternatives.

connect-living.de

06/07/2015

Sony SRS-X99 review - connect-living

The Connect Living review of the Sony SRS-X99 characterizes the premium wireless speaker as a high-end, 154-watt 2.1-channel system featuring a luxurious design with a glass top, proximity-sensor controls, and versatile connectivity including Wi-Fi, Bluetooth, and multiroom support. While delivering impressive High-Resolution audio via super tweeters and dual passive radiators, the unit is noted for its high 700 Euro price tag, limited portability due to its weight, and a glossy finish that easily shows fingerprints.

likehifi.de

22/05/2016

Sony SRS-X99: A Great Team

The Likehifi.de review praises the Sony SRS-X99 as a premium wireless multiroom speaker, highlighting its elegant glass-and-aluminum design, high-resolution audio, and 154-watt seven-driver system. Key pros include versatile connectivity via LDAC, Wi-Fi, and NFC, coupled with intuitive, proximity-activated touch controls. However, the speaker's glossy surface is a magnet for fingerprints and dust, it requires a high financial investment, and its stereo imaging is limited to a narrow sweet spot.

enceinte-wifi.com

14/08/2026

Sony SRS-X99: Review and Best Prices for the Smart Speaker

The Sony SRS-X99 is a premium, high-resolution 154-watt wireless speaker featuring a 7-speaker array, magnetic fluid drivers, and extensive connectivity options including LDAC, Wi-Fi, and Hi-Res USB audio. While lauded for its deep bass and clear audio performance, the review highlights significant cons, including a narrow stereo image that reduces immersion, and the absence of a dedicated stereo-pairing mode for linking multiple units.

hardware.info

14/02/2016

B&W Zeppelin Wireless, Sonos Play:5, Sony SRS-X99 - Hardware Info

The Hardware Info review evaluates the Bowers & Wilkins Zeppelin Wireless, Sonos Play:5 (Gen 2), and Sony SRS-X99, highlighting the B&W for the most dynamic, precise soundstage and "Ultimate Award" win, despite limited features and a basic app. The Sonos Play:5 excels in power and ecosystem, but requires EQ adjustment to fix a dark sound, while the Sony SRS-X99 offers superior high-res support and connectivity but produces a narrower, more directional sound field.

Sony SRS-X99 Review | 130 Data compared

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Verdict

Technical Specifications of portable speaker Sony SRS-X99

Sony SRS-X99 vs the average portable speaker

Why is Sony SRS-X99 better than the average portable speaker?

Why is Sony SRS-X99 worse than the average portable speaker?

Graphic comparison of Sony SRS-X99 and other products in the Portable Speakers category

Third-party reviews

What customers like about Sony SRS-X99?

What customers dislike about Sony SRS-X99?

Expert reviews

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Compare Sony SRS-X99 with other products in the Portable Speakers category