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Monster Blaster 3 0 Review | 130 Data compared

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  • Avg. price in UK: ~£330
  • Avg. price in US: ~$350
  • Audio output power: 120.00 W
  • Battery life: 12 hours
  • IP rating: IPX5
  • Bluetooth version: 5.1
  • Weight: ?

Monster Blaster 3 0 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.

7.2

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%

6.6

Technical Score

20.0%

9.4

User score

Very good
6.6

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%

7.6

Audio

20.0%

6.8

Battery

18.0%

6.2

Durability

16.0%

5.7

Connectivity

8.0%

5.0

Controls

3.0%

7.1

Design

3.0%

5.7

Smart features

Good
9.4

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%

9.2

User reviews

30.0%

10

Popularity

User score:
United Kingdom
Amazon
4.6
(290)

(Reviews last updated: August 2026)

Exceptional
  • 7.7
    Outdoor durability

    Score components:

    40.0%

    10

    Water resistance

    25.0%

    5.1

    IP rating

    20.0%

    ?

    Weight

    15.0%

    5.2

    Battery life

  • 8.5
    Powerful sound

    Score components:

    45.0%

    10

    Audio output power

    25.0%

    5.2

    Battery life

    15.0%

    ?

    Weight

    15.0%

    10

    Party mode

  • 7.2
    Home listening

    Score components:

    35.0%

    ?

    Multi-room support

    30.0%

    4.0

    Wi-Fi connectivity

    20.0%

    10

    Audio output power

    15.0%

    ?

    Weight

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Best prices in UK

Best rankings

?

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

Verdict

The Monster Blaster 3.0 is a triangular, modern boombox speaker delivering a total output power of 120W, driven by a bi-directional V-Sound array of four 15W full-range drivers, two passive radiators, and an integrated 60W downward-firing active subwoofer. Main pros include a robust IPX5 water-resistant design, indoor/outdoor environmental EQ modes, up to 12 hours of playtime from a 5,200mAh battery, Bluetooth 5.1 with NFC pairing, and high-utility ports including a USB-A power bank output, a 3.5mm AUX input, and a microphone input. However, its notable cons include a heavy and bulky profile weighing roughly 13 to 17 pounds, a lack of customizable or adjustable multi-frequency EQ settings, a reliance on a proprietary AC brick charger instead of universal USB-C charging, and volume increments that can feel unevenly distributed at lower levels.

Technical Specifications of portable speaker Monster Blaster 3 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%

7.6

Audio

20.0%

6.8

Battery

18.0%

6.2

Durability

16.0%

5.7

Connectivity

8.0%

5.0

Controls

3.0%

7.1

Design

3.0%

5.7

Smart features

6.6
Monster Blaster 3 0 has a technical score of 6.59 points, which is lower than 62.8% 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%

9.2

User reviews

30.0%

10

Popularity

User score:
United Kingdom
Amazon
4.6
(290)

(Reviews last updated: August 2026)

9.4
Monster Blaster 3 0 has a user score of 9.44 points, which is higher than 90.4% 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.
10
Monster Blaster 3 0 has a popularity of 10 points, which is higher than 66.6% 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%

7.2

Overall score

40.0%

8.8

Price

7.6
Monster Blaster 3 0 has a quality-to-price ratio of 7.6 points, which is lower than 59.4% 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

120.00 W
Monster Blaster 3 0 has an audio output power of 120.00 W which is higher than that of 92.3% of portable speakers and equal to that of 1.4% of portable speakers.
Total RMS output: 120.00 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

57.00 mm
Monster Blaster 3 0 has a driver unit size of 57.00 mm which is larger than that of 63.9% of portable speakers and equal to that of 2.7% of portable speakers.
Primary driver diameter: 57.00 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

5
Monster Blaster 3 0 has 5 drivers, which is more than 93.7% of portable speakers and equal to the number in 3.1% of portable speakers.
Acoustic drivers: 5.
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
Monster Blaster 3 0 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
Monster Blaster 3 0 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

5.1
Monster Blaster 3 0 supports Bluetooth version 5.1 which is newer than that of 70.8% of portable speakers and equal to that of 4.8% of portable speakers.
Bluetooth version: 5.1.
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

9.00 m
Monster Blaster 3 0 has a maximum Bluetooth range of 9.00 m which is shorter than that of 95.8% of portable speakers and equal to that of 3.5% of portable speakers.
Maximum Bluetooth range: 9.00 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

?
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
Monster Blaster 3 0 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

12 hours
Monster Blaster 3 0 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

5,200 mAh
Monster Blaster 3 0 has a battery capacity of 5,200 mAh which is larger than that of 82.3% of portable speakers and equal to that of 4.9% 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

6 hours
Monster Blaster 3 0 has a charging time of 6 hours which is longer than that of 95.1% of portable speakers and equal to that of 3.4% 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

63 W
Monster Blaster 3 0 has a maximum charging input power of 63 W which is higher than that of 98.5% 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
Monster Blaster 3 0 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+

IPX5
Monster Blaster 3 0 has an IP rating of IPX5 which provides worse ingress protection than 62.3% of portable speakers and the same ingress protection as 15.3% 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
Monster Blaster 3 0 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

yes
Monster Blaster 3 0 is dust resistant. 48.6% 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
Monster Blaster 3 0 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
Monster Blaster 3 0 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

side
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
Monster Blaster 3 0 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
Monster Blaster 3 0 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
Monster Blaster 3 0 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

yes
Monster Blaster 3 0 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

?
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

21 cm
Monster Blaster 3 0 has a height of 21 cm which is taller than that of 79.6% of portable speakers and equal to that of 0.8% 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

47 cm
Monster Blaster 3 0 has a width of 47 cm which is wider than that of 96.9% 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

?
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

strap/handle/shoulder
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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
Monster Blaster 3 0 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
Monster Blaster 3 0 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
Monster Blaster 3 0 does not support Spotify Connect. 10.8% of portable speakers offer this feature.
Does not support native Spotify Connect.
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Monster Blaster 3 0 vs the average portable speaker

  • 100 W more audio output power
    Monster Blaster 3 0 has more audio output power than the average portable speaker (120 W vs 20.00 W).
    Total RMS output: 120.00 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

    Monster Blaster 3 0 has more audio output power than the average portable speaker (120 W vs 20.00 W).120.00 W vs 20.00 W
  • 3 more speaker drivers
    Monster Blaster 3 0 has more speaker drivers than the average portable speaker (5 vs 2).
    Acoustic drivers: 5.
    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

    Monster Blaster 3 0 has more speaker drivers than the average portable speaker (5 vs 2).5 vs 2
  • 2,600 mAh more battery capacity
    Monster Blaster 3 0 has a larger battery capacity than the average portable speaker (5,200 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

    Monster Blaster 3 0 has a larger battery capacity than the average portable speaker (5,200 mAh vs 2,600 mAh).5200 mAh vs 2600 mAh
  • Provides 360-degree sound
    Monster Blaster 3 0 provides 360-degree sound, while the average portable speaker does not provide 360-degree sound.
    Provides omnidirectional 360° sound radiation.
    What it is: Indicates whether sound is spread evenly in all directions.
    When it matters: When even sound coverage around the speaker matters.

    Importance: MEDIUM

    Good value: yes

    Monster Blaster 3 0 provides 360-degree sound, while the average portable speaker does not provide 360-degree sound.
  • Includes a subwoofer
    Monster Blaster 3 0 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

    Monster Blaster 3 0 includes a subwoofer, while the average portable speaker does not include a subwoofer.
  • 53 W higher charging input power
    Monster Blaster 3 0 has higher charging input power than the average portable speaker (63 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

    Monster Blaster 3 0 has higher charging input power than the average portable speaker (63 W vs 10 W).63 W vs 10 W
  • Has built-in stereo speakers
    Monster Blaster 3 0 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

    Monster Blaster 3 0 has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
  • Has a power bank function
    Monster Blaster 3 0 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

    Monster Blaster 3 0 has a power bank function, while the average portable speaker does not have a power bank function.
  • 100 W more audio output power
    Monster Blaster 3 0 has more audio output power than the average portable speaker (120 W vs 20.00 W).
  • 3 more speaker drivers
    Monster Blaster 3 0 has more speaker drivers than the average portable speaker (5 vs 2).
  • Provides 360-degree sound
    Monster Blaster 3 0 provides 360-degree sound, while the average portable speaker does not provide 360-degree sound.
  • Includes a subwoofer
    Monster Blaster 3 0 includes a subwoofer, while the average portable speaker does not include a subwoofer.
  • Has built-in stereo speakers
    Monster Blaster 3 0 has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
  • 45 mm larger built-in subwoofer
    Monster Blaster 3 0 has a larger built-in subwoofer than the average portable speaker (146 mm vs 101 mm).
  • 7 mm larger main driver
    Monster Blaster 3 0 has a larger main driver than the average portable speaker (57 mm vs 50.00 mm).
  • Supports NFC Bluetooth pairing
    Monster Blaster 3 0 supports NFC Bluetooth pairing, while the average portable speaker does not support NFC Bluetooth pairing.
  • Has a microphone input
    Monster Blaster 3 0 has a microphone input, while the average portable speaker does not have a microphone input.
  • 0.1 Bluetooth levels newer
    Monster Blaster 3 0 has a newer Bluetooth version than the average portable speaker (5.1 vs 5.0).
  • 2,600 mAh more battery capacity
    Monster Blaster 3 0 has a larger battery capacity than the average portable speaker (5,200 mAh vs 2,600 mAh).
  • 53 W higher charging input power
    Monster Blaster 3 0 has higher charging input power than the average portable speaker (63 W vs 10 W).
  • Has a power bank function
    Monster Blaster 3 0 has a power bank function, while the average portable speaker does not have a power bank function.
  • Includes a power adapter
    Monster Blaster 3 0 includes a power adapter, while the average portable speaker does not include a power adapter.
  • 5 °C higher maximum operating temperature
    Monster Blaster 3 0 has a higher maximum operating temperature than the average portable speaker (45 °C vs 40 °C).
  • Supports fast pairing
    Monster Blaster 3 0 supports fast pairing, while the average portable speaker does not support fast pairing.
  • Supports party mode
    Monster Blaster 3 0 supports party mode, while the average portable speaker does not support party mode.
  • 2 more EQ presets
    Monster Blaster 3 0 has more EQ presets than the average portable speaker (2 vs 0).

Total
Overall
Audio
Connectivity
Battery
Durability
Controls
  • 5,000 Hz lower maximum frequency
    Monster Blaster 3 0 has a lower maximum frequency than the average portable speaker (15,000 Hz vs 20,000 Hz).
    Upper frequency-response endpoint: 15000 Hz.
  • 15 dB lower signal-to-noise ratio
    Monster Blaster 3 0 has a lower signal-to-noise ratio than the average portable speaker (65 dB vs 80 dB).
    Signal-to-noise ratio: 65.00 dB.
  • 20 Hz less deep bass extension
    Monster Blaster 3 0 has less deep bass extension than the average portable speaker (80 Hz vs 60.00 Hz).
    Lower frequency-response endpoint: 80.00 Hz.
  • 1 m shorter Bluetooth range
    Monster Blaster 3 0 has a shorter Bluetooth range than the average portable speaker (9 m vs 10 m).
    Maximum Bluetooth range: 9.00 m.
  • 3 hours longer charging time
    Monster Blaster 3 0 has a longer charging time than the average portable speaker (6 hours vs 3 hours).
  • Does not support smartphone app control
    Monster Blaster 3 0 does not support smartphone app control, while the average portable speaker supports smartphone app control.
    No compatible mobile app for speaker control.
  • Does not support stereo pairing
    Monster Blaster 3 0 does not support stereo pairing, while the average portable speaker supports stereo pairing.
    True left/right stereo pairing: not supported.
  • Does not support True Wireless Stereo
    Monster Blaster 3 0 does not support True Wireless Stereo, while the average portable speaker supports True Wireless Stereo.
    Does not support True Wireless Stereo speaker linking.
  • 28.9 cm wider
    Monster Blaster 3 0 is wider than the average portable speaker (47 cm vs 18.1 cm).
  • 8.6 cm taller
    Monster Blaster 3 0 is taller than the average portable speaker (21 cm vs 12.4 cm).
  • 3 hours longer charging time
    Monster Blaster 3 0 has a longer charging time than the average portable speaker (6 hours vs 3 hours).
    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

    Monster Blaster 3 0 has a longer charging time than the average portable speaker (6 hours vs 3 hours).6 hours vs 3 hours
  • 5,000 Hz lower maximum frequency
    Monster Blaster 3 0 has a lower maximum frequency than the average portable speaker (15,000 Hz vs 20,000 Hz).
    Upper frequency-response endpoint: 15000 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

    Monster Blaster 3 0 has a lower maximum frequency than the average portable speaker (15,000 Hz vs 20,000 Hz).15000 Hz vs 20000 Hz
  • Does not support smartphone app control
    Monster Blaster 3 0 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

    Monster Blaster 3 0 does not support smartphone app control, while the average portable speaker supports smartphone app control.
  • 15 dB lower signal-to-noise ratio
    Monster Blaster 3 0 has a lower signal-to-noise ratio than the average portable speaker (65 dB vs 80 dB).
    Signal-to-noise ratio: 65.00 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

    Monster Blaster 3 0 has a lower signal-to-noise ratio than the average portable speaker (65 dB vs 80 dB).65.00 dB vs 80 dB
  • Does not support stereo pairing
    Monster Blaster 3 0 does not support stereo pairing, while the average portable speaker supports stereo pairing.
    True left/right stereo pairing: not supported.
    What it is: Indicates whether two compatible speakers can form a stereo pair.
    When it matters: When two compatible speakers should form separate left and right channels.

    Importance: LOW

    Good value: yes

    Monster Blaster 3 0 does not support stereo pairing, while the average portable speaker supports stereo pairing.
  • Does not support True Wireless Stereo
    Monster Blaster 3 0 does not support True Wireless Stereo, while the average portable speaker supports True Wireless Stereo.
    Does not support True Wireless Stereo speaker linking.
    What it is: Shows whether the speaker supports true wireless speaker-to-speaker pairing.
    When it matters: When two compatible speakers should pair wirelessly for stereo playback.

    Importance: LOW

    Good value: yes

    Monster Blaster 3 0 does not support True Wireless Stereo, while the average portable speaker supports True Wireless Stereo.
  • 20 Hz less deep bass extension
    Monster Blaster 3 0 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

    Monster Blaster 3 0 has less deep bass extension than the average portable speaker (80 Hz vs 60.00 Hz).80.00 Hz vs 60.00 Hz
  • 28.9 cm wider
    Monster Blaster 3 0 is wider than the average portable speaker (47 cm vs 18.1 cm).
    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

    Monster Blaster 3 0 is wider than the average portable speaker (47 cm vs 18.1 cm).47 cm vs 18.1 cm
Total
Overall
Audio
Connectivity
Battery
Controls
Design

Graphic comparison of Monster Blaster 3 0 and other products in the Portable Speakers category

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Third-party reviews

United Kingdom
Amazon
4.6
290 Reviews

(Reviews last updated: August 2026)

What customers like about Monster Blaster 3 0?

  • Extremely loud volume with 120W of maximum output power, making it excellent for outdoor parties.
  • Powerful, punchy bass response driven by a dedicated downward-firing subwoofer.
  • Bi-directional, omnidirectional speaker design that effectively creates a wide 360-degree soundstage.
  • Rugged and durable build quality featuring scratch-resistant polymer and rust-proof steel mesh.
  • IPX5 weather resistance rating that protects the device against water splashes and rain.
  • Versatile physical connectivity options including a 3.5mm auxiliary input and a microphone input for PA/karaoke use.
  • Convenient USB-A charge-out port allowing the speaker to double as a portable power bank for smartphones.
  • Quick and seamless device pairing enabled by the built-in NFC reader for Android users.

What customers dislike about Monster Blaster 3 0?

  • Heavy and bulky physical profile, weighing roughly 13 to 17.4 pounds, which makes it awkward to carry over the shoulder.
  • Noticeable audio distortion and loss of sound quality when pushed to its maximum volume limits.
  • Imprecise step-by-step volume control configuration, particularly at lower, quiet listening levels.
  • Muted and underwhelming bass performance when played at low-to-medium volumes.
  • Uneven, out-of-the-box audio balance across different genres, requiring manual device equalizer adjustments to sound correct.
  • Lack of a dedicated first-party companion smartphone app for advanced customization or remote settings.
  • No modern USB-C charging compatibility, relying instead on a bulky, proprietary barrel-plug power brick.
  • Slow battery recharge time taking anywhere from 3.5 to over 6 hours to reach full capacity.

Expert reviews

T
techhive.com
15/02/2022
Summary of the review
Monster Blaster 3.0 review: A beefy Bluetooth boombox with big sound
H
howtogeek.com
17/04/2023
Summary of the review
Monster Blaster 3.0 Portable Speaker Review - How-To Geek
T
the-gadgeteer.com
11/11/2023
Summary of the review
Monster Blaster 3.0 wireless boombox review - Bring on the beats!
A
avnirvana.com
10/12/2023
Summary of the review
Monster's Blaster 3.0 Reviewed - AV NIRVANA
C
consumerreports.org
N/A
Summary of the review
Monster Blaster 3.0 Wireless & Bluetooth Speaker Review www.techhive.com
T
techaeris.com
07/02/2023
Summary of the review
Monster Blaster 3.0 review: Monster sized with decent sound after EQ tweaks
E
ecoustics.com
06/02/2022
Summary of the review
Monster Blaster 3.0 Bluetooth Speaker: Review If you would like, I can summarize the pros and cons outlined across these tests or help you compare it...
9
9to5toys.com
18/03/2022
Summary of the review
The Monster Blaster 3.0 Bluetooth speaker gives off huge boombox ...
T
techaeris.com
07/02/2023
Summary of the review
Monster Blaster 3.0 review: Monster-sized with decent sound after EQ tweaks
(Translated)Show original
H
howtogeek.com
17/04/2023
Summary of the review
Monster Blaster 3.0 Portable Speaker Review
(Translated)Show original
A
avnirvana.com
10/12/2023
Summary of the review
Review: Monster Blaster 3.0
(Translated)Show original
T
techhive.com
15/02/2022
Summary of the review
The Monster Blaster 3.0 is a beefy Bluetooth boombox with big sound
(Translated)Show original
L
leclaireur.fnac.com
12/12/2022
Summary of the review
Monster Blaster 3.0 Lab Test: Aggressive and Disappointing
(Translated)Show original
T
thegamesmachine.it
14/06/2018
Summary of the review
Monster Blaster Boombox Review
(Translated)Show original
T
techaeris.com
07/02/2023
Summary of the review
Monster Blaster 3.0 review: Monster sized with decent sound after EQ tweaks
(Translated)Show original

Video reviews

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