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Sony Cd Boombox Zs S4ip Review | 130 Data compared

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  • Avg. price: ~£95
  • Audio output power: 3.00 W
  • Battery life: 20 hours
  • IP rating: ?
  • Bluetooth version: ?
  • Weight: 3000 g

Sony Cd Boombox Zs S4ip 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.

6.9

Overall score

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 components:

80.0%

6.9

Technical Score

20.0%

?

User score

Good
6.9

Technical Score

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 components:

32.0%

6.8

Audio

20.0%

8.2

Battery

18.0%

7.3

Durability

16.0%

5.9

Connectivity

8.0%

7.0

Controls

3.0%

5.6

Design

3.0%

3.9

Smart features

Good
?

User score

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 components:

70.0%

?

User reviews

30.0%

?

Popularity

  • 6.5
    Outdoor durability

    Score components:

    40.0%

    4.0

    Water resistance

    25.0%

    ?

    IP rating

    20.0%

    6.9

    Weight

    15.0%

    10

    Battery life

  • 5.2
    Powerful sound

    Score components:

    45.0%

    1.0

    Audio output power

    25.0%

    10

    Battery life

    15.0%

    6.9

    Weight

    15.0%

    ?

    Party mode

  • 3.8
    Home listening

    Score components:

    35.0%

    4.0

    Multi-room support

    30.0%

    4.0

    Wi-Fi connectivity

    20.0%

    1.0

    Audio output power

    15.0%

    6.9

    Weight

  • No image
No image

Best prices in UK

    N/A~ £95

Best rankings

?

Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The Sony ZS-S4iP is a portable audio boombox equipped with a top-loading CD player supporting CD-R/RW formats, a built-in digital synthesized AM/FM tuner with 30 station presets, and an integrated 30-pin dock for older iPod and iPhone models. Weighing approximately 3.0 kg with dimensions of 400 x 169 x 224 mm, this dual-powered unit runs on AC power or six C-sized batteries and delivers 4W of total RMS output (2W + 2W) through its 80mm full-range bass reflex speakers. Key advantages include a dedicated secure docking compartment that actively charges Apple devices, an included infrared remote control for distance management, a 3.5mm auxiliary audio input for alternate connectivity, and a Mega Bass option for enriched low-frequency response. However, the system relies on an obsolete 30-pin Apple connector rather than modern Lightning or USB-C interfaces, lacks native Bluetooth or wireless networking, and does not feature a cassette deck or modern USB recording playback.

Technical Specifications of portable speaker Sony Cd Boombox Zs S4ip

Technical Score

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 components:

32.0%

?

Audio

20.0%

?

Battery

18.0%

?

Durability

16.0%

?

Connectivity

8.0%

?

Controls

3.0%

?

Design

3.0%

?

Smart features

6.9
Sony Cd Boombox Zs S4ip has a technical score of 6.91 points, which is higher than 54.6% of products in this category.
User score

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 components:

70.0%

0.0

User reviews

30.0%

1.0

Popularity

?
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.
1.0
Sony Cd Boombox Zs S4ip has a popularity of 1 points, which is lower than 58.2% of products in this category.
Ratio quality/price

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 components:

60.0%

6.9

Overall score

40.0%

10

Price

7.8
Sony Cd Boombox Zs S4ip has a quality-to-price ratio of 7.8 points, which is higher than 50.5% of products in this category.
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

3.00 W
Sony Cd Boombox Zs S4ip has an audio output power of 3.00 W which is lower than that of 91.7% of portable speakers and equal to that of 6.8% of portable speakers.
Total RMS output: 3.00 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

80.00 mm
Sony Cd Boombox Zs S4ip has a driver unit size of 80.00 mm which is larger than that of 83.6% of portable speakers and equal to that of 1% of portable speakers.
Primary driver diameter: 80.00 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

2
Sony Cd Boombox Zs S4ip has 2 drivers, which is more than 24.5% of portable speakers and equal to the number in 45.5% of portable speakers.
Acoustic drivers: 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

20.00 Hz
Sony Cd Boombox Zs S4ip has a lowest frequency of 20.00 Hz which is lower than that of 84.8% of portable speakers and equal to that of 14% of portable speakers.
Lower frequency-response endpoint: 20.00 Hz.
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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

no
Sony Cd Boombox Zs S4ip does not support Bluetooth audio. 94.7% of portable speakers offer this feature.
Bluetooth requires an external adapter or accessory.
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

?
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

no
Sony Cd Boombox Zs S4ip does not support Bluetooth LE Audio. 2.5% of portable speakers offer this feature.
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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

20 hours
Sony Cd Boombox Zs S4ip has a battery life of 20 hours which is longer than that of 80.2% of portable speakers and equal to that of 7.3% of portable speakers.
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

no
Sony Cd Boombox Zs S4ip does not have a built-in rechargeable battery. 81.4% of portable speakers offer this feature.
Rechargeable operation requires an optional or separately sold battery accessory.
Show more
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

no
Sony Cd Boombox Zs S4ip is not water resistant. 61.7% of portable speakers offer this feature.
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

no
Sony Cd Boombox Zs S4ip lacks an impact-resistance rating. 32.8% of portable speakers offer this feature.
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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

top; front
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

no
Sony Cd Boombox Zs S4ip does not have a touchscreen. 0.3% of portable speakers offer this feature.
The speaker does not have an integrated touchscreen.
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

no
Sony Cd Boombox Zs S4ip does not support smartphone app control. 54% of portable speakers offer this feature.
No compatible mobile app for speaker control.
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

yes
Sony Cd Boombox Zs S4ip includes a remote control. 85.1% of portable speakers offer this feature.
A dedicated remote-control option is documented.
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

yes
Sony Cd Boombox Zs S4ip supports fast pairing. 77.6% of portable speakers offer this feature.
Supports documented one-tap or quick device pairing.
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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

3,000 g
Sony Cd Boombox Zs S4ip weighs 3,000 g which is heavier than that of 79.9% of portable speakers and equal to that of 0.8% of portable speakers.
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

16.97 cm
Sony Cd Boombox Zs S4ip has a height of 16.97 cm which is taller than that of 65.6% of portable speakers.
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

40 cm
Sony Cd Boombox Zs S4ip has a width of 40 cm which is wider than that of 91.9% of portable speakers and equal to that of 0.7% of portable speakers.
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

22.4 cm
Sony Cd Boombox Zs S4ip has a depth of 22.4 cm which is deeper than that of 92% of portable speakers.
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

handle
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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

?
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

no
Sony Cd Boombox Zs S4ip does not support firmware updates. 47.2% of portable speakers offer this feature.
No supported user-accessible firmware update path.
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

?
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

no
Sony Cd Boombox Zs S4ip does not support voice assistants. 26.5% of portable speakers offer this feature.
Supports direct voice-assistant control.
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

no
Sony Cd Boombox Zs S4ip does not support Spotify Connect. 10.8% of portable speakers offer this feature.
Supports native Spotify Connect.
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Sony Cd Boombox Zs S4ip vs the average portable speaker

  • 30 mm larger main driver
    Sony Cd Boombox Zs S4ip has a larger main driver than the average portable speaker (80 mm vs 50.00 mm).
    Primary driver diameter: 80.00 mm.
    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

    Sony Cd Boombox Zs S4ip has a larger main driver than the average portable speaker (80 mm vs 50.00 mm).80.00 mm vs 50.00 mm
  • 8 hours longer battery life
    Sony Cd Boombox Zs S4ip has a longer battery life than the average portable speaker (20 hours vs 12 hours).
    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

    Sony Cd Boombox Zs S4ip has a longer battery life than the average portable speaker (20 hours vs 12 hours).20 hours vs 12 hours
  • 40 Hz deeper bass extension
    Sony Cd Boombox Zs S4ip has deeper bass extension than the average portable speaker (20 Hz vs 60.00 Hz).
    Lower frequency-response endpoint: 20.00 Hz.
    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

    Sony Cd Boombox Zs S4ip has deeper bass extension than the average portable speaker (20 Hz vs 60.00 Hz).20.00 Hz vs 60.00 Hz
  • Has built-in stereo speakers
    Sony Cd Boombox Zs S4ip has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
    Provides true stereo output within the unit.
    What it is: Shows whether the device uses separate left and right audio channels.
    When it matters: When true left-and-right channel playback matters without pairing a second speaker.

    Importance: LOW

    Good value: yes

    Sony Cd Boombox Zs S4ip has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
  • Has an equalizer
    Sony Cd Boombox Zs S4ip has an equalizer, while the average portable speaker does not have an equalizer.
    Offers user-selectable EQ, tone adjustment, or sound presets.
    What it is: Shows whether the sound balance can be adjusted across frequency ranges.
    When it matters: When you want to adjust bass, midrange, or treble balance.

    Importance: LOW

    Good value: yes

    Sony Cd Boombox Zs S4ip has an equalizer, while the average portable speaker does not have an equalizer.
  • Has a power bank function
    Sony Cd Boombox Zs S4ip has a power bank function, while the average portable speaker does not have a power bank function.
    What it is: Shows whether the speaker can send power to charge another device.
    When it matters: When the speaker should also charge a phone or another device.

    Importance: LOW

    Good value: yes

    Sony Cd Boombox Zs S4ip has a power bank function, while the average portable speaker does not have a power bank function.
  • Supports fast pairing
    Sony Cd Boombox Zs S4ip supports fast pairing, while the average portable speaker does not support fast pairing.
    Supports documented one-tap or quick device 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

    Sony Cd Boombox Zs S4ip supports fast pairing, while the average portable speaker does not support fast pairing.
  • Has a removable battery
    Sony Cd Boombox Zs S4ip has a removable battery, while the average portable speaker does not have a removable battery.
    What it is: Shows whether the battery can be removed from the speaker by the user.
    When it matters: When replacing a worn battery or carrying a spare matters.

    Importance: LOW

    Good value: yes

    Sony Cd Boombox Zs S4ip has a removable battery, while the average portable speaker does not have a removable battery.
  • 30 mm larger main driver
    Sony Cd Boombox Zs S4ip has a larger main driver than the average portable speaker (80 mm vs 50.00 mm).
  • 40 Hz deeper bass extension
    Sony Cd Boombox Zs S4ip has deeper bass extension than the average portable speaker (20 Hz vs 60.00 Hz).
  • Has built-in stereo speakers
    Sony Cd Boombox Zs S4ip has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
  • 8 hours longer battery life
    Sony Cd Boombox Zs S4ip has a longer battery life than the average portable speaker (20 hours vs 12 hours).
  • Has a power bank function
    Sony Cd Boombox Zs S4ip has a power bank function, while the average portable speaker does not have a power bank function.
  • Has a removable battery
    Sony Cd Boombox Zs S4ip has a removable battery, while the average portable speaker does not have a removable battery.
  • Has an equalizer
    Sony Cd Boombox Zs S4ip has an equalizer, while the average portable speaker does not have an equalizer.
  • Supports fast pairing
    Sony Cd Boombox Zs S4ip supports fast pairing, while the average portable speaker does not support fast pairing.
  • Includes a remote control
    Sony Cd Boombox Zs S4ip includes a remote control, while the average portable speaker does not include a remote control.
  • Has an FM radio
    Sony Cd Boombox Zs S4ip has an FM radio, while the average portable speaker does not have an FM radio.
  • 1 more EQ presets
    Sony Cd Boombox Zs S4ip has more EQ presets than the average portable speaker (1 vs 0).

Total
Audio
Battery
Controls
  • 17 W less audio output power
    Sony Cd Boombox Zs S4ip has less audio output power than the average portable speaker (3 W vs 20.00 W).
    Total RMS output: 3.00 W.
  • 9 % higher total harmonic distortion
    Sony Cd Boombox Zs S4ip has higher total harmonic distortion than the average portable speaker (10% vs 1%).
    THD: 10%.
  • Does not include a passive radiator
    Sony Cd Boombox Zs S4ip does not include a passive radiator, while the average portable speaker includes a passive radiator.
  • Does not support Bluetooth audio
    Sony Cd Boombox Zs S4ip does not support Bluetooth audio, while the average portable speaker supports Bluetooth audio.
    Bluetooth requires an external adapter or accessory.
  • Does not have a built-in rechargeable battery
    Sony Cd Boombox Zs S4ip does not have a built-in rechargeable battery, while the average portable speaker has a built-in rechargeable battery.
    Rechargeable operation requires an optional or separately sold battery accessory.
  • Does not have a battery level indicator
    Sony Cd Boombox Zs S4ip does not have a battery level indicator, while the average portable speaker has a battery level indicator.
  • Is not water resistant
    Sony Cd Boombox Zs S4ip is not water resistant, while the average portable speaker is water resistant.
  • Does not support smartphone app control
    Sony Cd Boombox Zs S4ip does not support smartphone app control, while the average portable speaker supports smartphone app control.
    No compatible mobile app for speaker control.
  • Does not provide voice prompts
    Sony Cd Boombox Zs S4ip does not provide voice prompts, while the average portable speaker provides voice prompts.
    No spoken status prompts; feedback is absent, visual, or tone-based.
  • Does not support auto power-off
    Sony Cd Boombox Zs S4ip does not support auto power-off, while the average portable speaker supports auto power-off.
    No automatic inactivity-based power-off.
  • 2,200 g heavier
    Sony Cd Boombox Zs S4ip is heavier than the average portable speaker (3,000 g vs 800 g).
  • 21.9 cm wider
    Sony Cd Boombox Zs S4ip is wider than the average portable speaker (40 cm vs 18.1 cm).
  • 14.1 cm deeper
    Sony Cd Boombox Zs S4ip is deeper than the average portable speaker (22.4 cm vs 8.3 cm).
  • 4.57 cm taller
    Sony Cd Boombox Zs S4ip is taller than the average portable speaker (17 cm vs 12.4 cm).
  • 11 older
    Sony Cd Boombox Zs S4ip was released earlier than the average portable speaker (2008 vs 2019).
    Release year: 2008.
  • Is not water resistant
    Sony Cd Boombox Zs S4ip 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 Cd Boombox Zs S4ip is not water resistant, while the average portable speaker is water resistant.
  • 17 W less audio output power
    Sony Cd Boombox Zs S4ip has less audio output power than the average portable speaker (3 W vs 20.00 W).
    Total RMS output: 3.00 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 Cd Boombox Zs S4ip has less audio output power than the average portable speaker (3 W vs 20.00 W).3.00 W vs 20.00 W
  • 9 % higher total harmonic distortion
    Sony Cd Boombox Zs S4ip 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 Cd Boombox Zs S4ip has higher total harmonic distortion than the average portable speaker (10% vs 1%).10 % vs 1 %
  • Does not support smartphone app control
    Sony Cd Boombox Zs S4ip does not support smartphone app control, while the average portable speaker supports smartphone app control.
    No compatible mobile app for speaker 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

    Sony Cd Boombox Zs S4ip does not support smartphone app control, while the average portable speaker supports smartphone app control.
  • Does not support Bluetooth audio
    Sony Cd Boombox Zs S4ip does not support Bluetooth audio, while the average portable speaker supports Bluetooth audio.
    Bluetooth requires an external adapter or accessory.
    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

    Sony Cd Boombox Zs S4ip does not support Bluetooth audio, while the average portable speaker supports Bluetooth audio.
  • Does not have a built-in rechargeable battery
    Sony Cd Boombox Zs S4ip does not have a built-in rechargeable battery, while the average portable speaker has a built-in rechargeable battery.
    Rechargeable operation requires an optional or separately sold battery accessory.
    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 Cd Boombox Zs S4ip 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
    Sony Cd Boombox Zs S4ip does not include a passive radiator, while the average portable speaker includes a passive radiator.
    What it is: Shows whether passive radiators are used to reinforce bass output.
    When it matters: When enhanced bass response from a compact enclosure matters.

    Importance: LOW

    Good value: yes

    Sony Cd Boombox Zs S4ip does not include a passive radiator, while the average portable speaker includes a passive radiator.
  • Does not have a battery level indicator
    Sony Cd Boombox Zs S4ip 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 Cd Boombox Zs S4ip does not have a battery level indicator, while the average portable speaker has a battery level indicator.
Total
Overall
Audio
Connectivity
Battery
Durability
Controls
Design
Smart features

Graphic comparison of Sony Cd Boombox Zs S4ip and other products in the Portable Speakers category

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Third-party reviews

What customers like about Sony Cd Boombox Zs S4ip?

  • Good sound quality with clear audio output
  • Highly portable, lightweight, and easy to transport
  • Secure, enclosed iPod/iPhone dock tray protects the device from elements
  • Charges docked iPod/iPhone models during playback
  • Includes a functional remote control and built-in AM/FM radio receiver
  • Features versatile playback options including a CD player and 3.5mm AUX jack

What customers dislike about Sony Cd Boombox Zs S4ip?

  • Lacks strong low-end audio frequencies and deep bass tones
  • Relies on six bulky C-cell batteries for wireless portable use
  • Features a dated 30-pin dock design primarily meant for older Apple devices
  • Considered slightly expensive relative to its compact size and low 4-watt power output

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