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Energy Sistem Yume Eco Review | 130 Data compared

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  • Avg. price in UK: ~£35
  • Avg. price in US: ~$40
  • Audio output power: 15.00 W
  • Battery life: 12 hours
  • IP rating: IPX6
  • Bluetooth version: 5.3
  • Weight: 540 g

Energy Sistem Yume Eco 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.

6.3

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%

6.0

Technical Score

20.0%

7.6

User score

Good
6.0

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%

5.8

Audio

20.0%

5.5

Battery

18.0%

5.6

Durability

16.0%

6.9

Connectivity

8.0%

6.0

Controls

3.0%

8.9

Design

3.0%

5.1

Smart features

Good
7.6

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%

8.4

User reviews

30.0%

5.7

Popularity

User score:
United Kingdom
amazon
4.2
(53)
United States
Amazon_logo.png
4.2
(53)

(Reviews last updated: August 2026)

Very good
  • 8.1
    Outdoor durability

    Score components:

    40.0%

    10

    Water resistance

    25.0%

    5.4

    IP rating

    20.0%

    9.7

    Weight

    15.0%

    5.2

    Battery life

  • 4.5
    Powerful sound

    Score components:

    45.0%

    2.5

    Audio output power

    25.0%

    5.2

    Battery life

    15.0%

    9.7

    Weight

    15.0%

    4.0

    Party mode

  • 4.6
    Home listening

    Score components:

    35.0%

    4.0

    Multi-room support

    30.0%

    4.0

    Wi-Fi connectivity

    20.0%

    2.5

    Audio output power

    15.0%

    9.7

    Weight

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Best prices in UK

Best rankings

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

Verdict

The Energy Sistem Yume Eco is a sustainable, cylindrical portable speaker constructed from GRS-certified 100% recycled plastic and packed with versatile audio features. It delivers 15W RMS power through dual 45mm full-range drivers, maintaining a frequency response range of 80 Hz to 18 kHz, and runs on a 2000 mAh lithium-ion battery that provides up to 12 hours of playback on a 3-hour USB-C charge. Key advantages include modern Bluetooth 5.3 connectivity with a 20-meter range, an IPX6 water-resistant rating for splash protection, vibrant dynamic RGB LED lighting effects, hands-free call functionality with voice assistant compatibility, and robust standalone playback options via microSD and USB MP3 readers alongside a 3.5mm AUX input, while True Wireless Stereo (TWS) lets users link two units to double the acoustic output. However, the speaker lacks a dedicated built-in subwoofer, misses advanced Bluetooth audio codecs by relying solely on basic SBC, and provides no selectable EQ presets or manual equalization modes to customize its sound signature.

Technical Specifications of portable speaker Energy Sistem Yume Eco

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%

5.8

Audio

20.0%

5.5

Battery

18.0%

5.6

Durability

16.0%

6.9

Connectivity

8.0%

6.0

Controls

3.0%

8.9

Design

3.0%

5.1

Smart features

6.0
Energy Sistem Yume Eco has a technical score of 5.98 points, which is lower than 89.9% 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%

8.4

User reviews

30.0%

5.7

Popularity

User score:
United Kingdom
amazon
4.2
(53)
United States
Amazon_logo.png
4.2
(53)

(Reviews last updated: August 2026)

7.6
Energy Sistem Yume Eco has a user score of 7.59 points, which is lower than 83.2% of products in this category.
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.
5.7
Energy Sistem Yume Eco has a popularity of 5.7 points, which is higher than 56.2% 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%

6.3

Overall score

40.0%

10

Price

7.4
Energy Sistem Yume Eco has a quality-to-price ratio of 7.4 points, which is lower than 77.3% 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

15.00 W
Energy Sistem Yume Eco has an audio output power of 15.00 W which is lower than that of 58.4% of portable speakers and equal to that of 2.7% of portable speakers.
Total RMS output: 15.00 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

45.00 mm
Energy Sistem Yume Eco has a driver unit size of 45.00 mm which is smaller than that of 60.9% of portable speakers and equal to that of 8.6% of portable speakers.
Primary driver diameter: 45.00 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
Energy Sistem Yume Eco 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

80.00 Hz
Energy Sistem Yume Eco has a lowest frequency of 80.00 Hz which is higher than that of 68.5% of portable speakers and equal to that of 9.4% of portable speakers.
Lower frequency-response endpoint: 80.00 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

yes
Energy Sistem Yume Eco supports Bluetooth audio. 5.4% of portable speakers offer this feature.
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

5.3
Energy Sistem Yume Eco 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.
Bluetooth version: 5.3.
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

20.00 m
Energy Sistem Yume Eco has a maximum Bluetooth range of 20.00 m which is longer than that of 78.7% of portable speakers and equal to that of 6.4% of portable speakers.
Maximum Bluetooth range: 20.00 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; HFP
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

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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

12 hours
Energy Sistem Yume Eco has a battery life of 12 hours which is longer than that of 47.8% of portable speakers and equal to that of 15.7% 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

2000 mAh
Energy Sistem Yume Eco has a battery capacity of 2000 mAh which is smaller than that of 64.9% of portable speakers and equal to that of 7.3% of portable speakers.
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

3 hours
Energy Sistem Yume Eco 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
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

5 W
Energy Sistem Yume Eco has a maximum charging input power of 5 W which is lower than that of 58.7% of portable speakers and equal to that of 38.5% of portable speakers.
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

yes
Energy Sistem Yume Eco has a built-in rechargeable battery. 18.7% of portable speakers offer this feature.
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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+

IPX6
Energy Sistem Yume Eco has an IP rating of IPX6 which provides worse ingress protection than 52.5% of portable speakers and the same ingress protection as 9.7% of portable speakers.
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

yes
Energy Sistem Yume Eco is water resistant. 38.3% 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

no
Energy Sistem Yume Eco is not rated as dust resistant. 51.5% of portable speakers offer this feature.
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

0 m
Energy Sistem Yume Eco is not rated for underwater use. 47.6% of cameras have a native waterproof depth rating.
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
Energy Sistem Yume Eco 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
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
Energy Sistem Yume Eco 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
Energy Sistem Yume Eco 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

no
Energy Sistem Yume Eco does not include a remote control. 15% of portable speakers offer this feature.
No dedicated remote control 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

no
Energy Sistem Yume Eco does not support fast pairing. 22.5% of portable speakers offer this feature.
No qualifying fast-pair capability; initial pairing is manual or standard.
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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

540 g
Energy Sistem Yume Eco weighs 540 g which is lighter than that of 63.4% 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

18.7 cm
Energy Sistem Yume Eco has a height of 18.7 cm which is taller than that of 72.3% of portable speakers and equal to that of 0.4% 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

6.5 cm
Energy Sistem Yume Eco has a width of 6.5 cm which is narrower than that of 95.3% of portable speakers and equal to that of 0.3% 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

7 cm
Energy Sistem Yume Eco has a depth of 7 cm which is shallower than that of 63.2% of portable speakers and equal to that of 2.1% 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

ESmart Connect
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
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
Energy Sistem Yume Eco does not support voice assistants. 26.5% of portable speakers offer this feature.
No direct supported 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
Energy Sistem Yume Eco does not support Spotify Connect. 10.8% of portable speakers offer this feature.
Does not support native Spotify Connect.
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Energy Sistem Yume Eco vs the average portable speaker

  • 10 m longer Bluetooth range
    Energy Sistem Yume Eco has a longer Bluetooth range than the average portable speaker (20 m vs 10 m).
    Maximum Bluetooth range: 20.00 m.
    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

    Energy Sistem Yume Eco has a longer Bluetooth range than the average portable speaker (20 m vs 10 m).20.00 m vs 10 m
  • Has a noise-canceling microphone
    Energy Sistem Yume Eco 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

    Energy Sistem Yume Eco has a noise-canceling microphone, while the average portable speaker does not have a noise-canceling microphone.
  • 4 more EQ presets
    Energy Sistem Yume Eco has more EQ presets than the average portable speaker (4 vs 0).
    4 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

    Energy Sistem Yume Eco has more EQ presets than the average portable speaker (4 vs 0).4 vs 0
  • Has built-in stereo speakers
    Energy Sistem Yume Eco 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

    Energy Sistem Yume Eco has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
  • 1 more USB ports
    Energy Sistem Yume Eco has more USB ports than the average portable speaker (2 vs 1).
    Physical USB ports: 2.
    What it is: The number of USB ports available on the speaker.
    When it matters: When several wired accessories or storage devices need USB connections.

    Importance: LOW

    Good value: >= 1

    Energy Sistem Yume Eco has more USB ports than the average portable speaker (2 vs 1).2 vs 1
  • Has a USB Type-C port
    Energy Sistem Yume Eco has a USB Type-C port, while the average portable speaker does not have a USB Type-C port.
    Has a physical USB-C port.
    What it is: Indicates whether the device uses a USB Type-C connector.
    When it matters: When modern charging and connection compatibility matter.

    Importance: LOW

    Good value: yes

    Energy Sistem Yume Eco has a USB Type-C port, while the average portable speaker does not have a USB Type-C port.
  • 0.3 Bluetooth levels newer
    Energy Sistem Yume Eco has a newer Bluetooth version than the average portable speaker (5.3 vs 5.0).
    Bluetooth version: 5.3.
    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

    Energy Sistem Yume Eco has a newer Bluetooth version than the average portable speaker (5.3 vs 5.0).5.3 vs 5.0
  • Has an external memory card slot
    Energy Sistem Yume Eco has an external memory card slot, while the average portable speaker does not have an external memory card slot.
    Has a removable memory-card slot for playback.
    What it is: Indicates whether removable memory cards can be inserted for playback.
    When it matters: When playing files directly from removable storage matters.

    Importance: LOW

    Good value: yes

    Energy Sistem Yume Eco has an external memory card slot, while the average portable speaker does not have an external memory card slot.
  • Has a noise-canceling microphone
    Energy Sistem Yume Eco has a noise-canceling microphone, while the average portable speaker does not have a noise-canceling microphone.
  • Has built-in stereo speakers
    Energy Sistem Yume Eco has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
  • 10 m longer Bluetooth range
    Energy Sistem Yume Eco has a longer Bluetooth range than the average portable speaker (20 m vs 10 m).
  • 1 more USB ports
    Energy Sistem Yume Eco has more USB ports than the average portable speaker (2 vs 1).
  • Has a USB Type-C port
    Energy Sistem Yume Eco has a USB Type-C port, while the average portable speaker does not have a USB Type-C port.
  • 0.3 Bluetooth levels newer
    Energy Sistem Yume Eco has a newer Bluetooth version than the average portable speaker (5.3 vs 5.0).
  • Has an external memory card slot
    Energy Sistem Yume Eco has an external memory card slot, while the average portable speaker does not have an external memory card slot.
  • Better ingress protection
    Energy Sistem Yume Eco has better ingress protection than the average portable speaker (IPX6 vs IPX5).
  • 4 more EQ presets
    Energy Sistem Yume Eco has more EQ presets than the average portable speaker (4 vs 0).
  • 11.6 cm narrower
    Energy Sistem Yume Eco is narrower than the average portable speaker (6.5 cm vs 18.1 cm).
  • 260 g lighter
    Energy Sistem Yume Eco is lighter than the average portable speaker (540 g vs 800 g).

Total
Overall
Audio
Connectivity
Durability
Controls
Design
  • 2,000 Hz lower maximum frequency
    Energy Sistem Yume Eco has a lower maximum frequency than the average portable speaker (18,000 Hz vs 20,000 Hz).
    Upper frequency-response endpoint: 18000 Hz.
  • 20 dB lower signal-to-noise ratio
    Energy Sistem Yume Eco has a lower signal-to-noise ratio than the average portable speaker (60 dB vs 80 dB).
    Signal-to-noise ratio: 60.00 dB.
  • Does not include a passive radiator
    Energy Sistem Yume Eco does not include a passive radiator, while the average portable speaker includes a passive radiator.
  • 20 Hz less deep bass extension
    Energy Sistem Yume Eco has less deep bass extension than the average portable speaker (80 Hz vs 60.00 Hz).
    Lower frequency-response endpoint: 80.00 Hz.
  • 5 mm smaller main driver
    Energy Sistem Yume Eco has a smaller main driver than the average portable speaker (45 mm vs 50.00 mm).
    Primary driver diameter: 45.00 mm.
  • 5 W less audio output power
    Energy Sistem Yume Eco has less audio output power than the average portable speaker (15 W vs 20.00 W).
    Total RMS output: 15.00 W.
  • 5 W lower charging input power
    Energy Sistem Yume Eco has lower charging input power than the average portable speaker (5 W vs 10 W).
  • 600 mAh less battery capacity
    Energy Sistem Yume Eco has a smaller battery capacity than the average portable speaker (2000 mAh vs 2,600 mAh).
  • Is not rated as dust resistant
    Energy Sistem Yume Eco is not rated as dust resistant, while the average portable speaker is dust resistant.
  • Does not support smartphone app control
    Energy Sistem Yume Eco 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
    Energy Sistem Yume Eco does not provide voice prompts, while the average portable speaker provides voice prompts.
    No spoken status prompts; feedback is absent, visual, or tone-based.
  • 6.3 cm taller
    Energy Sistem Yume Eco is taller than the average portable speaker (18.7 cm vs 12.4 cm).
  • Is not rated as dust resistant
    Energy Sistem Yume Eco 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

    Energy Sistem Yume Eco is not rated as dust resistant, while the average portable speaker is dust resistant.
  • Does not support smartphone app control
    Energy Sistem Yume Eco 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

    Energy Sistem Yume Eco does not support smartphone app control, while the average portable speaker supports smartphone app control.
  • 2,000 Hz lower maximum frequency
    Energy Sistem Yume Eco has a lower maximum frequency than the average portable speaker (18,000 Hz vs 20,000 Hz).
    Upper frequency-response endpoint: 18000 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

    Energy Sistem Yume Eco has a lower maximum frequency than the average portable speaker (18,000 Hz vs 20,000 Hz).18000 Hz vs 20000 Hz
  • 20 dB lower signal-to-noise ratio
    Energy Sistem Yume Eco has a lower signal-to-noise ratio than the average portable speaker (60 dB vs 80 dB).
    Signal-to-noise ratio: 60.00 dB.
    What it is: The ratio between the wanted audio signal and background noise.
    When it matters: When cleaner audio with less background noise matters.

    Importance: MEDIUM

    Good value: >= 80 dB

    Energy Sistem Yume Eco has a lower signal-to-noise ratio than the average portable speaker (60 dB vs 80 dB).60.00 dB vs 80 dB
  • Does not include a passive radiator
    Energy Sistem Yume Eco 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

    Energy Sistem Yume Eco does not include a passive radiator, while the average portable speaker includes a passive radiator.
  • 20 Hz less deep bass extension
    Energy Sistem Yume Eco has less deep bass extension than the average portable speaker (80 Hz vs 60.00 Hz).
    Lower frequency-response endpoint: 80.00 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

    Energy Sistem Yume Eco has less deep bass extension than the average portable speaker (80 Hz vs 60.00 Hz).80.00 Hz vs 60.00 Hz
  • 5 W lower charging input power
    Energy Sistem Yume Eco has lower charging input power than the average portable speaker (5 W vs 10 W).
    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

    Energy Sistem Yume Eco has lower charging input power than the average portable speaker (5 W vs 10 W).5 W vs 10 W
  • 600 mAh less battery capacity
    Energy Sistem Yume Eco has a smaller battery capacity than the average portable speaker (2000 mAh vs 2,600 mAh).
    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

    Energy Sistem Yume Eco has a smaller battery capacity than the average portable speaker (2000 mAh vs 2,600 mAh).2000 mAh vs 2600 mAh
Total
Overall
Audio
Battery
Durability
Controls
Design

Graphic comparison of Energy Sistem Yume Eco and other products in the Portable Speakers category

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Third-party reviews

United Kingdom
amazon
4.2
53 Reviews
United States
Amazon_logo.png
4.2
53 Reviews

(Reviews last updated: August 2026)

What customers like about Energy Sistem Yume Eco?

  • Great value for money at its budget price point.
  • Eco-friendly build made from 100% recycled plastic and sustainable packaging.
  • Good overall sound quality and clear acoustics for the price.
  • Versatile music playback options, supporting Bluetooth 5.3, MicroSD cards, and USB sticks.
  • IPX6 water resistance protects it well against water splashes by the pool or beach.
  • Visually appealing RGB LED light effects that sync up with the music.
  • True Wireless Stereo (TWS) capability allows pairing two units together for bigger sound.
  • Lightweight, compact, and highly portable design.

What customers dislike about Energy Sistem Yume Eco?

  • Isolated reliability issues with some users reporting the device stopping charging or turning off after a few months.
  • Audio can become blurry, distorted, or slightly delayed at maximum volume levels.
  • Lacks an auxiliary (AUX) input or 3.5mm jack for wired connections.
  • Missing advanced features like fast pairing (e.g., Google Fast Pair) or built-in voice commands.
  • Bass response is limited and lacks the deep punch found on premium speakers due to the absence of a dedicated subwoofer or passive radiator.

Expert reviews

R
revistaonoff.es
27/11/2023
Summary of the review
Test bench: Energy Sistem Yume ECO
(Translated)Show original

Video reviews

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