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Scored using Portable Speakers Methodology v1.0
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Products in this category are scored under Frontum Portable Speakers Methodology v1.0: technical specifications plus authentic consumer ratings, with 0% commercial bias.
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Xiaomi Mi Bluetooth Speaker MDZ-15-DB Review | 130 Data compared

Avg. price:~£35Audio output power:?Battery life:8 hoursIP rating:?Bluetooth version:4.0Weight:270 g

Xiaomi Mi Bluetooth Speaker MDZ-15-DB 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.

5.9/10

Overall score

Score
5.9/ 10
✕
What it is
An overall evaluation of products in the Portable Speakers category, based on technical analysis and user reviews.
When it matters
When you need a quick reference for identifying the best products in the Portable Speakers category.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 92% of models
Score components

80%

5.9

Technical score

20%

?

User score

â–¼Worse than 92% of portable speakers
7.1

Value for money

Value for money
7.1/ 10
✕
What it is
An indicator that combines the overall score of products in the Portable Speakers category with their prices.
When it matters
When you are comparing products in the Portable Speakers category and want a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 90% of models
Score components

70%

5.9

Overall score

30%

10

Price

â–¼Worse than 90%
5.9

Technical score

Technical score
5.9/ 10
✕
What it is
An assessment of technical performance for products in the Portable Speakers category across these key areas: Audio, Connectivity, Battery, Durability, Controls, Design, Smart features.
When it matters
When you want to compare products in the Portable Speakers category by technical performance, specifications, and available features.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 85% of models
Score components

32%

6.5

Audio

20%

5.2

Battery

18%

5.8

Durability

16%

5.6

Connectivity

8%

5.4

Controls

3%

9.7

Design

3%

4.0

Smart features

â–¼Worse than 85%
?

User score

User score
8.0/ 10
✕
What it is
A rating that combines user reviews with the total review volume for products in the Portable Speakers category.
When it matters
When you want to know how products in the Portable Speakers category perform in everyday use and how reliable owners find them over time.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 71% of models
Score components

70%

?

User ratings

30%

?

Number of reviews

  • No image
No image
Where to buy
    N/A~ £35
Best rankings
Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.
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Technical Specifications of portable speaker Xiaomi Mi Bluetooth Speaker MDZ-15-DB

Technical score
Technical score
5.9/ 10
✕
What it is
An assessment of technical performance for products in the Portable Speakers category across these key areas: Audio, Connectivity, Battery, Durability, Controls, Design, Smart features.
When it matters
When you want to compare products in the Portable Speakers category by technical performance, specifications, and available features.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 85% of models
Score components:

32%

6.5

Audio

20%

5.2

Battery

18%

5.8

Durability

16%

5.6

Connectivity

8%

5.4

Controls

3%

9.7

Design

3%

4.0

Smart features

5.9
User score
User score
8.0/ 10
✕
What it is
A rating that combines user reviews with the total review volume for products in the Portable Speakers category.
When it matters
When you want to know how products in the Portable Speakers category perform in everyday use and how reliable owners find them over time.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 71% of models
Score components

70%

?

User ratings

30%

?

Number of reviews

?
Popularity
Popularity
1.0/ 10
✕
What it is
An indicator based on the number of reviews received by products in the Portable Speakers category.
When it matters
When you prefer products in the Portable Speakers category that have been chosen and reviewed by many other buyers.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 99% of models
Popularity:
Xiaomi Mi Bluetooth Speaker MDZ-15-DB has a popularity score of 1 point, which is lower than 59.2% of products in this category.
1.0
Value for money
Value for money
7.1/ 10
✕
What it is
An indicator that combines the overall score of products in the Portable Speakers category with their prices.
When it matters
When you are comparing products in the Portable Speakers category and want a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 90% of models
Score components:

70%

5.9

Overall score

30%

10

Price

7.1
Audio output power
?
Driver unit size
36 mm
Market range: <38 mm – >101 mm
This portable speaker has a driver unit size of 36 mm which is smaller than that of 94.6% of portable speakers and equal to that of 0.9% of portable speakers.
Number of drivers
2
Market range: <0 – >5
This portable speaker has 2 drivers, which is more than 24.5% of portable speakers and equal to the number in 45.5% of portable speakers.
Frequency response tolerance
?
Lowest frequency
85 Hz
Market range: <20 Hz – >120 Hz
This portable speaker has a lowest frequency of 85 Hz which is higher than that of 78.1% of portable speakers and equal to that of 0.7% of portable speakers.
Show more
Bluetooth connectivity
yes
This portable speaker supports Bluetooth audio. 5.4% of portable speakers offer this feature.
Bluetooth version
4
Market range: <3 – >5.3
This portable speaker supports Bluetooth version 4 which is older than that of 76.7% of portable speakers and equal to that of 8.7% of portable speakers.
Maximum Bluetooth range
10 m
Market range: <10 m – >30 m
This portable speaker has a maximum Bluetooth range of 10 m which is longer than that of 4.3% of portable speakers and equal to that of 70.2% of portable speakers.
Bluetooth profiles supported
?
Bluetooth LE Audio
no
This portable speaker does not support Bluetooth LE Audio. 2.5% of portable speakers offer this feature.
Show more
Battery life
8 hours
Market range: <6 hours – >24 hours
This portable speaker has a battery life of 8 hours which is shorter than that of 68.9% of portable speakers and equal to that of 11.6% of portable speakers.
Battery capacity
1,500 mAh
Market range: <900 mAh – >6.6k mAh
This portable speaker has a battery capacity of 1,500 mAh which is smaller than that of 77.4% of portable speakers and equal to that of 2.1% of portable speakers.
Charging time
2 hours
Market range: <2 hours – >5 hours
This portable speaker has a charging time of 2 hours which is shorter than that of 72.9% of portable speakers and equal to that of 22.6% of portable speakers.
Maximum charging input power
5 W
Market range: <5 W – >30 W
This portable speaker 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
yes
This portable speaker has a built-in rechargeable battery. 18.7% of portable speakers offer this feature.
Show more
IP rating
?
Water resistance
no
This portable speaker is not water resistant. 61.7% of portable speakers offer this feature.
Dust resistance
no
This portable speaker is not rated as dust resistant. 51.5% of portable speakers offer this feature.
Waterproof depth rating
?
Drop resistance
no
This portable speaker lacks an impact-resistance rating. 32.8% of portable speakers offer this feature.
Show more
On-device controls placement
side
Touchscreen
no
This portable speaker does not have a touchscreen. 0.3% of portable speakers offer this feature.
Smartphone app control
yes
This portable speaker supports smartphone app control. 46.1% of portable speakers offer this feature.
Compatible mobile app provides speaker control or settings.
Remote control
no
This portable speaker does not include a remote control. 15% of portable speakers offer this feature.
Fast pairing
no
This portable speaker does not support fast pairing. 22.5% of portable speakers offer this feature.
Show more
Weight
270 g
Market range: <200 g – >5.6k g
This portable speaker weighs 270 g which is lighter than that of 83.3% of portable speakers and equal to that of 0.3% of portable speakers.
Height
5.79 cm
Market range: <5.79 cm – >29 cm
This portable speaker has a height of 5.79 cm which is shorter than that of 90% of portable speakers.
Width
16.7 cm
Market range: <7.6 cm – >37 cm
This portable speaker has a width of 16.7 cm which is narrower than that of 55.1% of portable speakers.
Depth
2.4 cm
Market range: <4.3 cm – >19.97 cm
This portable speaker has a depth of 2.4 cm which is shallower than that of 98.8% of portable speakers and equal to that of 0.1% of portable speakers.
Carry options
none
Show more
Companion app name
?
Firmware updates
no
This portable speaker does not support firmware updates. 47.2% of portable speakers offer this feature.
Firmware update method
?
Voice assistant support
no
This portable speaker does not support voice assistants. 26.5% of portable speakers offer this feature.
Spotify Connect
no
This portable speaker does not support Spotify Connect. 10.8% of portable speakers offer this feature.
Show more

Xiaomi Mi Bluetooth Speaker MDZ-15-DB vs the average portable speaker

246810TotalAudioConnectivityBatteryDurabilityControlsDesignSmart features
  • 1 hours shorter charging time
    This portable speaker has a shorter charging time than the average portable speaker (2 hours vs 3 hours).
    2 hours vs 3 hours
  • Has built-in stereo speakers
    This portable speaker has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
    Provides true stereo output within the unit.
  • Has a USB Type-C port
    This portable speaker 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.
  • Has a removable battery
    This portable speaker has a removable battery, while the average portable speaker does not have a removable battery.
  • 2 more EQ presets
    This portable speaker has more EQ presets than the average portable speaker (2 vs 0).
    2 vs 0
  • 530 g lighter
    This portable speaker is lighter than the average portable speaker (270 g vs 800 g).
    270 g vs 800 g
  • Has a hardware microphone mute switch
    This portable speaker has a hardware microphone mute switch, while the average portable speaker does not have a hardware microphone mute switch.
    Has a physical microphone mute control.
  • Has an FM radio
    This portable speaker has an FM radio, while the average portable speaker does not have an FM radio.
  • 2.57x cheaper
    Xiaomi Mi Bluetooth Speaker MDZ-15-DB is cheaper than the average portable speaker (£35 vs £90).
    £35 vs £90
  • Has built-in stereo speakers
    This portable speaker has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
    Provides true stereo output within the unit.
  • Has a USB Type-C port
    This portable speaker 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.
  • Supports AAC Bluetooth audio
    This portable speaker supports AAC Bluetooth audio, while the average portable speaker does not support AAC Bluetooth audio.
  • 1 hours shorter charging time
    This portable speaker has a shorter charging time than the average portable speaker (2 hours vs 3 hours).
    2 hours vs 3 hours
  • Has a removable battery
    This portable speaker has a removable battery, while the average portable speaker does not have a removable battery.
  • 2 more EQ presets
    This portable speaker has more EQ presets than the average portable speaker (2 vs 0).
    2 vs 0
  • Has a hardware microphone mute switch
    This portable speaker has a hardware microphone mute switch, while the average portable speaker does not have a hardware microphone mute switch.
    Has a physical microphone mute control.
  • Has an FM radio
    This portable speaker has an FM radio, while the average portable speaker does not have an FM radio.
  • Has a sleep timer
    This portable speaker has a sleep timer, while the average portable speaker does not have a sleep timer.
    A selectable timer can stop playback or power the speaker down.
  • 530 g lighter
    This portable speaker is lighter than the average portable speaker (270 g vs 800 g).
    270 g vs 800 g
  • 5.9 cm shallower
    This portable speaker is shallower than the average portable speaker (2.4 cm vs 8.3 cm).
    2.4 cm vs 8.3 cm
  • 6.61 cm shorter
    This portable speaker is shorter than the average portable speaker (5.8 cm vs 12.4 cm).
    5.79 cm vs 12.4 cm
  • Includes a travel bag
    This portable speaker includes a travel bag, while the average portable speaker does not include a travel bag.
  • Is not water resistant
    This portable speaker is not water resistant, while the average portable speaker is water resistant.
  • Is not rated as dust resistant
    This portable speaker is not rated as dust resistant, while the average portable speaker is dust resistant.
  • 4 hours shorter battery life
    This portable speaker has a shorter battery life than the average portable speaker (8 hours vs 12 hours).
    8 hours vs 12 hours
  • 14 mm smaller main driver
    This portable speaker has a smaller main driver than the average portable speaker (36 mm vs 50 mm).
    36 mm vs 50 mm
  • 1,100 mAh less battery capacity
    This portable speaker has a smaller battery capacity than the average portable speaker (1,500 mAh vs 2,600 mAh).
    1,500 mAh vs 2,600 mAh
  • 25 Hz less deep bass extension
    This portable speaker has less deep bass extension than the average portable speaker (85 Hz vs 60 Hz).
    85 Hz vs 60 Hz
  • Does not include a passive radiator
    This portable speaker does not include a passive radiator, while the average portable speaker includes a passive radiator.
  • 1 Bluetooth levels older
    This portable speaker has an older Bluetooth version than the average portable speaker (4 vs 5).
    4 vs 5
  • 4.21x less popular
    Xiaomi Mi Bluetooth Speaker MDZ-15-DB is less popular than the average portable speaker (1 vs 4.21).
    1 vs 4.21
  • 5.6% worse value for money
    Xiaomi Mi Bluetooth Speaker MDZ-15-DB offers worse value for money than the average portable speaker (7.14 vs 7.5).
    7.14 vs 7.55
  • 14 mm smaller main driver
    This portable speaker has a smaller main driver than the average portable speaker (36 mm vs 50 mm).
    36 mm vs 50 mm
  • 25 Hz less deep bass extension
    This portable speaker has less deep bass extension than the average portable speaker (85 Hz vs 60 Hz).
    85 Hz vs 60 Hz
  • Does not include a passive radiator
    This portable speaker does not include a passive radiator, while the average portable speaker includes a passive radiator.
  • 1 Bluetooth levels older
    This portable speaker has an older Bluetooth version than the average portable speaker (4 vs 5).
    4 vs 5
  • 4 hours shorter battery life
    This portable speaker has a shorter battery life than the average portable speaker (8 hours vs 12 hours).
    8 hours vs 12 hours
  • 1,100 mAh less battery capacity
    This portable speaker has a smaller battery capacity than the average portable speaker (1,500 mAh vs 2,600 mAh).
    1,500 mAh vs 2,600 mAh
  • 5 W lower charging input power
    This portable speaker has lower charging input power than the average portable speaker (5 W vs 10 W).
    5 W vs 10 W
  • Is not water resistant
    This portable speaker is not water resistant, while the average portable speaker is water resistant.
  • Is not rated as dust resistant
    This portable speaker is not rated as dust resistant, while the average portable speaker is dust resistant.
  • Does not support stereo pairing
    This portable speaker does not support stereo pairing, while the average portable speaker supports stereo pairing.
  • Does not support True Wireless Stereo
    This portable speaker does not support True Wireless Stereo, while the average portable speaker supports True Wireless Stereo.
  • 4 older
    This portable speaker was released earlier than the average portable speaker (2015 vs 2019).
    2015 vs 2019

Expert reviews

In-depth analysis and verdict from leading tech publications

T
techradar.com
06/03/2016
Summary of the review
Xiaomi Mi Bluetooth speaker review: Is it worth Rs 1,999?
H
head-fi.org
10/02/2018
Summary of the review
Xiaomi Mi Bluetooth Speaker - Reviews - Head-Fi
T
techtest.org
26/02/2017
Summary of the review
Xiaomi Wireless Bluetooth 4.0 Speaker Review: Another Blockbuster Product from Xiaomi
(Translated)Show original
L
lesnumeriques.com
11/07/2018
Summary of the review
Xiaomi Mi Bluetooth Speaker review: a fierce price-performance ratio
(Translated)Show original
G
gizchina.it
03/02/2016
Summary of the review
Xiaomi Square Box 2 review by GizChina.it
(Translated)Show original
I
iphoneitalia.com
08/11/2015
Summary of the review
Xiaomi Mi Bluetooth Speaker: Quality and Functionality in a Single Product
(Translated)Show original
N
nerdvana.it
06/05/2016
Summary of the review
Xiaomi Bluetooth Speaker Review: Two powerful drivers for...
(Translated)Show original
T
tech.everyeye.it
28/05/2018
Summary of the review
Xiaomi Mi Bluetooth Speaker review: the company's calling card
(Translated)Show original
T
tweakers.net
03/07/2018
Summary of the review
Xiaomi Mi Bluetooth Speaker V1 Black - Bol_Corleone - Product reviews
(Translated)Show original
T
tweakers.net
09/11/2015
Summary of the review
Xiaomi Mi Bluetooth Speaker V1 White review
(Translated)Show original
A
androidworld.nl
23/01/2016
Summary of the review
Xiaomi Bluetooth Speaker Review: Great Pleasure for Little Money
(Translated)Show original

Third-party reviews

What customers like about Xiaomi Mi Bluetooth Speaker MDZ-15-DB

  • Excellent value for money and highly affordable
  • Premium and durable aluminum metallic body build
  • Impressive, clear audio output with punchy, heavy bass performance for its compact size
  • Highly portable, lightweight, and sleek pencil-box shape
  • Versatile connectivity options including Bluetooth, a 3.5mm AUX input, and a Micro SD card slot
  • Integrated microphone allows for clear hands-free voice calls
  • Convenient physical buttons that offer dual functionality for music playback, volume control, and tracking changes

What customers don't like about Xiaomi Mi Bluetooth Speaker MDZ-15-DB

  • Audio can experience slight muddled mids or distortion when played at maximum volume levels
  • Micro SD card slot functionality varies or is restricted depending on the regional model
  • No built-in water or dust resistance rating
  • Real-life battery life typically caps around 5 to 7 hours, falling short of the maximum advertised 8 hours
  • The DSP-regulated, volume-dependent bass boost cannot be manually adjusted or disabled
  • The speaker unit can visibly vibrate or move on flat surfaces when playing bass-heavy tracks at full volume

Verdict

The Xiaomi Mi Bluetooth Speaker MDZ-15-DB is a highly portable aluminum-clad speaker featuring dual 36mm drivers with a total maximum output power of 6W (2x 3W) and a frequency response of 85Hz to 20KHz. Operating on Bluetooth 4.0, it features a built-in microphone for hands-free calling, a 3.5mm AUX input, and a 1500mAh battery that charges via micro-USB in 2.5 hours to provide up to 8 hours of playback time. Its main advantages include a lightweight 270g frame, an integrated battery level indicator, micro-SD card playback support, and distortion-free audio even at higher volumes. However, notable drawbacks include its outdated Bluetooth 4.0 standard, lack of water and dust resistance certifications, limited low-frequency bass extension, and the exclusion of basic charging or AUX cables from the retail packaging.

Compare Xiaomi Mi Bluetooth Speaker MDZ-15-DB with other products in the Portable Speakers category

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