Baseus A3 Review | 53 Data compared

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  • Avg. price in UK: ~£80
  • Avg. price in US: ~$100
  • Suction pressure: 10 kPa
  • Capacity: 0.07 L
  • Weight: 0.75 kg
  • Runtime: 40 min
  • HEPA filter: yes

Baseus A3 review. Compare 53 technical specifications and user reviews to see how this product ranks in the Portable Vacuums category and whether it is worth buying.

7.8

Overall score

What it is: An overall evaluation of products in the Portable Vacuums 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 Vacuums category.

Score components:

80.0%

7.6

Technical Score

20.0%

8.6

User score

Very good
7.6

Technical Score

What it is: An assessment of the portable vacuum cleaner’s technical performance across six key areas: performance, battery, filtration, attachments, design, and smart features.

When it matters: When you want to compare products in the Portable Vacuums category by technical performance, specifications, and available features.

Score components:

30.0%

6.3

Performance

30.0%

7.8

Filtration

24.0%

8.7

Battery

10.0%

7.7

Attachments

3.0%

8.3

Design

3.0%

10

Smart features

Very good
8.6

User score

What it is: A rating that combines user reviews with the total review volume for products in the Portable Vacuums category.

When it matters: When you want to know how products in the Portable Vacuums category perform in everyday use and how reliable owners find them over time.

Score components:

70.0%

8.0

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
3.9
(1280)
amazon
4.2
(1150)
amazon
3.7
(411)
amazon
4.6
(25)
amazon
3.2
(22)
United States
Amazon_logo.png
3.9
(1416)
Amazon_logo.png
4.2
(738)
Amazon_logo.png
3.2
(22)

(Reviews last updated: July 2026)

Excellent
  • 7.6
    Car interiors

    Score components:

    30.0%

    8.0

    Suction pressure

    25.0%

    8.1

    Weight

    20.0%

    10

    Runtime

    15.0%

    1.0

    Capacity

    10.0%

    10

    Flat crevice tool

  • 8.4
    Desktop cleaning

    Score components:

    35.0%

    8.1

    Weight

    30.0%

    10

    Volume

    20.0%

    5.3

    Operating noise level

    15.0%

    10

    USB charging

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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 Baseus A3 is a premium cordless handheld car vacuum featuring a durable anodized aluminum alloy casing, a 135W brushless motor running at 80,000 RPM, a dual filtration system with a standard HEPA filter, and a built-in LED flashlight ring for nighttime illumination. Powered by four 2000mAh batteries with USB-C QC3.0 fast-charging support, it delivers up to 15,000 Pa of maximum suction power across two adjustable speed modes with a runtime ranging from 17 to 45 minutes. Main pros include its highly efficient debris pick-up, a practical dual-ended design that doubles as an air blower, and an ultra-compact cylindrical frame weighing roughly 700g that easily fits into a car cup holder or glove box. However, notable cons include an operating noise level reaching up to 75 dB, a relatively small 70ml dust bin capacity that requires frequent emptying, and a long 3-to-5 hour recharge cycle.

Technical Specifications of portable vacuum cleaner Baseus A3

Technical Score

What it is: An assessment of the portable vacuum cleaner’s technical performance across six key areas: performance, battery, filtration, attachments, design, and smart features.

When it matters: When you want to compare products in the Portable Vacuums category by technical performance, specifications, and available features.

Score components:

30.0%

6.3

Performance

30.0%

7.8

Filtration

24.0%

8.7

Battery

10.0%

7.7

Attachments

3.0%

8.3

Design

3.0%

10

Smart features

7.6
Baseus A3 has a technical score of 7.63 points, which is higher than 76.1% 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 Vacuums category.

When it matters: When you want to know how products in the Portable Vacuums category perform in everyday use and how reliable owners find them over time.

Score components:

70.0%

8.0

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
3.9
(1280)
amazon
4.2
(1150)
amazon
3.7
(411)
amazon
4.6
(25)
amazon
3.2
(22)
United States
Amazon_logo.png
3.9
(1416)
Amazon_logo.png
4.2
(738)
Amazon_logo.png
3.2
(22)

(Reviews last updated: July 2026)

8.6
Baseus A3 has a user score of 8.58 points, which is higher than 72.3% of products in this category.
Popularity
What it is: An indicator based on the number of reviews received by products in the Portable Vacuums category.
When it matters: When you prefer products in the Portable Vacuums category that have been chosen and reviewed by many other buyers.
10
Baseus A3 has a popularity of 10 points, which is higher than 71.2% of products in this category.
Ratio quality/price

What it is: An indicator that combines the portable vacuum cleaner's overall score with its price.

When it matters: When you are looking for a portable vacuum cleaner with a good balance between quality and price.

Score components:

60.0%

7.8

Overall score

40.0%

7.5

Price

7.7
Baseus A3 has a quality-to-price ratio of 7.7 points, which is higher than 52.2% of products in this category.
Cyclonic technology
What it is: A dust separation system that spins incoming air to help keep suction more stable as debris builds up.
When it matters: When you want suction to stay steadier as dust builds up in the bin.

Importance: MEDIUM

no
Baseus A3 does not use cyclonic technology. 35.6% of vacuum cleaners use this filtration approach.
This model does not include cyclonic technology.
Wet & dry
What it is: Indicates whether the portable vacuum supports wet-and-dry cleaning.
When it matters: Useful when comparing convenience, versatility, and included cleaning features.

Importance: LOW

no
Baseus A3 does not support wet-and-dry cleaning. 32.1% of portable vacuums have this feature.
This model does not include wet & dry.
Rated motor power
What it is: Rated electrical input power of the vacuum motor in watts
When it matters: Useful when comparing cleaning performance, operating comfort, or portability.

Importance: HIGH

Good value: At least 100 W

135 W
Baseus A3 has a rated motor power of 135 W, which is higher than that of 83.2% of portable vacuums and equal to that of 0.7% of portable vacuums.
Rated motor power: 135 W.
Suction pressure
What it is: Maximum suction pressure generated by the motor, measured in kilopascals
When it matters: Useful when comparing cleaning performance, operating comfort, or portability.

Importance: HIGH

Good value: At least 15 kPa

10 kPa
Baseus A3 has a suction pressure of 10 kPa, which is higher than that of 73.4% of portable vacuums and equal to that of 6.3% of portable vacuums.
Suction pressure (kPa): 10.
Suction power
What it is: A measure of usable suction output in air watts, combining airflow and pressure into one cleaning-power figure.
When it matters: When you want the clearest single number for overall cleaning power on carpets and stubborn debris.

Importance: HIGH

Good value: At least 100 AW

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Battery energy
What it is: Total stored battery energy in watt-hours
When it matters: Useful when comparing cleaning performance, operating comfort, or portability.

Importance: MEDIUM

Good value: At least 50 Wh

28 Wh
Baseus A3 has a battery energy capacity of 28 Wh, which is greater than that of 72.1% of portable vacuums and equal to that of 2.9% of portable vacuums.
Cordless
What it is: Indicates whether the vacuum can run without being connected to a power cable.
When it matters: When you want to move quickly between rooms, stairs, or cars without trailing a power cord.

Importance: MEDIUM

yes
Baseus A3 works cordlessly. 93.5% of vacuum cleaners offer cordless operation.
Battery type
What it is: The battery chemistry or technology used in the vacuum, such as Li-ion.
When it matters: When you care about charging behavior, longevity, or replacement expectations for the battery.

Importance: LOW

Li-ion
Battery voltage
What it is: The nominal electrical voltage supplied by the battery pack.
When it matters: When you compare cordless models and want another clue about battery system strength.

Importance: LOW

Good value: At least 18 V

12 V
Baseus A3 uses a battery voltage of 12 V, which is higher than that of 49.1% of vacuum cleaners and equal to that of 25.5% of vacuum cleaners.
Battery capacity
What it is: The total amount of energy or charge the battery can store before recharging is needed.
When it matters: When you want a rough idea of how much stored energy the battery pack holds.

Importance: MEDIUM

Good value: At least 2,500 mAh

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HEPA filter
What it is: Indicates whether the portable vacuum includes a HEPA filter.
When it matters: Useful when comparing convenience, versatility, and included cleaning features.

Importance: HIGH

yes
Baseus A3 includes a HEPA filter. This feature is present on 56.5% of portable vacuums.
This model includes hepa filter.
Washable filter
What it is: Indicates whether the main filter can be rinsed or washed for repeated use.
When it matters: When you want lower maintenance costs and the option to rinse the filter instead of replacing it often.

Importance: HIGH

yes
Baseus A3 includes a washable filter. 96.7% of vacuum cleaners include this maintenance-friendly feature.
This model includes washable filter.
Capacity
What it is: The amount of dust or debris the container or bag can hold before it needs to be emptied or replaced.
When it matters: When you want to empty the dust container less often during bigger cleaning jobs.

Importance: HIGH

Good value: At least 0.5 L

0.07 L
Baseus A3 has a dust capacity of 0.07 L, which is smaller than that of 99.4% of vacuum cleaners.
Capacity: 0.07 L.
Transparent bin
What it is: Indicates whether the portable vacuum includes a transparent dustbin.
When it matters: Useful when comparing convenience, versatility, and included cleaning features.

Importance: MEDIUM

yes
Baseus A3 includes a transparent dustbin. This feature is present on 89.6% of portable vacuums.
This model includes transparent bin.
Number of filtration stages
What it is: Total number of air filtration stages
When it matters: Useful when comparing cleaning performance, operating comfort, or portability.

Importance: MEDIUM

Good value: At least 3 stages

2
Baseus A3 has 2 filtration stages, which is more than 18.4% of portable vacuums and equal to 60.5% of portable vacuums.
Number of filtration stages: 2.
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Extension tube
What it is: Indicates whether the portable vacuum includes an extension tube.
When it matters: Useful when comparing convenience, versatility, and included cleaning features.

Importance: LOW

no
Baseus A3 does not include an extension tube. 36.9% of portable vacuums have this feature.
Soft dusting brush
What it is: A gentle brush attachment designed for dusting delicate surfaces without scratching them.
When it matters: When you dust shelves, vents, or delicate surfaces that should not be scratched by a harder tool.

Importance: LOW

yes
Baseus A3 includes a soft dusting brush. 83.1% of vacuum cleaners include this attachment.
Flat crevice tool
What it is: Indicates whether the portable vacuum includes a flat crevice tool.
When it matters: Useful when comparing convenience, versatility, and included cleaning features.

Importance: MEDIUM

yes
Baseus A3 includes a flat crevice tool. This feature is present on 89.6% of portable vacuums.
Upholstery tool
What it is: Indicates whether the portable vacuum includes an upholstery tool.
When it matters: Useful when comparing convenience, versatility, and included cleaning features.

Importance: LOW

no
Baseus A3 does not include an upholstery tool. 25.7% of portable vacuums have this feature.
Mini motorized brush
What it is: A small powered cleaning head intended for upholstery, stairs, and concentrated dirt or pet hair.
When it matters: When you clean sofas, stairs, or pet beds where a powered small head works better than a standard nozzle.

Importance: LOW

no
Baseus A3 does not include a mini motorized brush. 11.6% of vacuum cleaners include this attachment.
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Width
What it is: The side-to-side dimension of the vacuum body or main cleaning head.
When it matters: When the vacuum must fit specific storage spaces or move around tight furniture layouts.

Importance: LOW

Good value: Up to 300 mm

296.00 mm
Baseus A3 is 296.00 mm wide, which is narrower than 59.6% of vacuum cleaners.
Depth
What it is: The front-to-back measurement of the vacuum body or main assembly.
When it matters: When front-to-back size affects where the vacuum can be stored or parked.

Importance: LOW

Good value: Up to 300 mm

56.00 mm
Baseus A3 is 56.00 mm deep, which is less than 95.6% of vacuum cleaners.
Height
What it is: The vertical size of the vacuum when measured in its assembled or standing form.
When it matters: When upright storage height or fit inside cupboards matters in your home.

Importance: LOW

Good value: Up to 150 mm

56.00 mm
Baseus A3 is 56.00 mm tall, which is shorter than 90.1% of vacuum cleaners.
Weight
What it is: The total mass of the vacuum cleaner, which affects carrying comfort and ease of use.
When it matters: When you carry the vacuum upstairs, around the house, or use it for longer sessions.

Importance: LOW

Good value: Up to 0.8 kg

0.75 kg
Baseus A3 weighs 0.75 kg, which is more than 51.5% of vacuum cleaners.
Self-standing design
What it is: Indicates whether the portable vacuum has a self-standing design.
When it matters: Useful when comparing convenience, versatility, and included cleaning features.

Importance: LOW

no
Baseus A3 does not have a self-standing design. 1.7% of portable vacuums have this feature.
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LED light
What it is: Indicates whether the portable vacuum includes an LED light.
When it matters: Useful when comparing convenience, versatility, and included cleaning features.

Importance: LOW

yes
Baseus A3 includes an LED light. This feature is present on 17.6% of portable vacuums.
Auto suction adjustment
What it is: A function that changes suction automatically based on floor type or detected dirt load.
When it matters: When you want the vacuum to react by itself as you move between floor types or dirt levels.

Importance: LOW

no
Baseus A3 does not support automatic suction adjustment. 1.2% of vacuum cleaners support this feature.
Display type
What it is: Type of visual status display or indicator interface on the vacuum
When it matters: Useful when compatibility, charging convenience, or interface preferences matter.

Importance: LOW

LED
Baseus A3 has an LED display. This feature is present on 97.4% of portable vacuums.
Filter replacement indicator
What it is: Indicates whether the portable vacuum includes a filter replacement indicator.
When it matters: Useful when comparing convenience, versatility, and included cleaning features.

Importance: LOW

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Baseus A3 vs the average portable vacuum

  • 20 min longer runtime
    Baseus A3 runs longer per charge than the average portable vacuum (40 min vs 20 min).
    What it is: Maximum operating time on a single full charge
    When it matters: Useful when comparing cleaning performance, operating comfort, or portability.

    Importance: HIGH

    Good value: At least 30 minutes

    Baseus A3 runs longer per charge than the average portable vacuum (40 min vs 20 min).40 min vs 20 min
  • Suitable for allergy sufferers
    Baseus A3 is suitable for allergy sufferers, while the average portable vacuum does not.
    This model includes suitable for allergy sufferers.
    What it is: Indicates whether the portable vacuum is suitable for allergy sufferers.
    When it matters: Useful when comparing convenience, versatility, and included cleaning features.

    Importance: MEDIUM

    Baseus A3 is suitable for allergy sufferers, while the average portable vacuum does not.
  • Includes battery indicator
    Baseus A3 includes a battery level indicator, the average portable vacuum does not.
    What it is: A visual signal that shows the remaining charge state of the battery.
    When it matters: When you want to know how much cleaning time is left before the battery runs out.

    Importance: LOW

    Baseus A3 includes a battery level indicator, the average portable vacuum does not.
  • 2.25 kPa higher suction pressure
    Baseus A3 produces higher suction pressure than the average portable vacuum (10 kPa vs 7.75 kPa).
    Suction pressure (kPa): 10.
    What it is: Maximum suction pressure generated by the motor, measured in kilopascals
    When it matters: Useful when comparing cleaning performance, operating comfort, or portability.

    Importance: HIGH

    Good value: At least 15 kPa

    Baseus A3 produces higher suction pressure than the average portable vacuum (10 kPa vs 7.75 kPa).10 kPa vs 7.75 kPa
  • More speed levels
    Baseus A3 offers more speed levels than the average portable vacuum (2 vs 1).
    Number of speeds: 2.
    What it is: The number of selectable cleaning or suction levels available on the vacuum.
    When it matters: When you want to switch between gentle daily cleaning and stronger suction for heavier messes.

    Importance: LOW

    Good value: At least 2 speeds

    Baseus A3 offers more speed levels than the average portable vacuum (2 vs 1).2 vs 1
  • 15 W more motor power
    Baseus A3 has a more powerful motor than the average portable vacuum (135 W vs 120 W).
    Rated motor power: 135 W.
    What it is: Rated electrical input power of the vacuum motor in watts
    When it matters: Useful when comparing cleaning performance, operating comfort, or portability.

    Importance: HIGH

    Good value: At least 100 W

    Baseus A3 has a more powerful motor than the average portable vacuum (135 W vs 120 W).135 W vs 120 W
  • Supports USB charging
    Baseus A3 supports USB charging, while the average portable vacuum does not.
    What it is: Indicates whether the portable vacuum supports USB charging.
    When it matters: Useful when comparing convenience, versatility, and included cleaning features.

    Importance: LOW

    Baseus A3 supports USB charging, while the average portable vacuum does not.
  • Includes an LED light
    Baseus A3 includes an LED light, while the average portable vacuum does not.
    What it is: Indicates whether the portable vacuum includes an LED light.
    When it matters: Useful when comparing convenience, versatility, and included cleaning features.

    Importance: LOW

    Baseus A3 includes an LED light, while the average portable vacuum does not.
  • 2.25 kPa higher suction pressure
    Baseus A3 produces higher suction pressure than the average portable vacuum (10 kPa vs 7.75 kPa).
  • More speed levels
    Baseus A3 offers more speed levels than the average portable vacuum (2 vs 1).
  • 15 W more motor power
    Baseus A3 has a more powerful motor than the average portable vacuum (135 W vs 120 W).
  • 35,000 RPM higher maximum motor speed
    Baseus A3 reaches a higher maximum motor speed than the average portable vacuum (80,000 RPM vs 45,000 RPM).
  • 20 min longer runtime
    Baseus A3 runs longer per charge than the average portable vacuum (40 min vs 20 min).
  • Includes battery indicator
    Baseus A3 includes a battery level indicator, the average portable vacuum does not.
  • Supports USB charging
    Baseus A3 supports USB charging, while the average portable vacuum does not.
  • 6 Wh more battery energy
    Baseus A3 stores more battery energy than the average portable vacuum (28 Wh vs 22 Wh).
  • 5.5 min longer turbo runtime
    Baseus A3 offers longer turbo runtime than the average portable vacuum (20 min vs 14.5 min).
  • Suitable for allergy sufferers
    Baseus A3 is suitable for allergy sufferers, while the average portable vacuum does not.
  • 3.5 L smaller body volume
    Baseus A3 has a smaller body volume than the average portable vacuum (0.9 L vs 4.4265 L).
  • 84 mm shallower body
    Baseus A3 is less deep than the average portable vacuum (56 mm vs 140.00 mm).
  • 54 mm shorter body
    Baseus A3 is shorter than the average portable vacuum (56 mm vs 110.00 mm).
  • Newer release date
    Baseus A3 was released more recently than the average portable vacuum.
  • 34 mm narrower body
    Baseus A3 is narrower than the average portable vacuum (296 mm vs 330.00 mm).
  • Includes an LED light
    Baseus A3 includes an LED light, while the average portable vacuum does not.
  • 472 L/min lower airflow rate
    Baseus A3 has a lower airflow rate than the average portable vacuum (500 L/min vs 972 L/min).
    Airflow rate: 500 L/min.
  • 0.33 L smaller dust capacity
    Baseus A3 has a smaller dust capacity than the average portable vacuum (0.1 L vs 0.4 L).
    Capacity: 0.07 L.
  • 0.02 kg higher weight
    Baseus A3 is heavier than the average portable vacuum (0.8 kg vs 0.728 kg).
  • 0.33 L smaller dust capacity
    Baseus A3 has a smaller dust capacity than the average portable vacuum (0.1 L vs 0.4 L).
    Capacity: 0.07 L.
    What it is: The amount of dust or debris the container or bag can hold before it needs to be emptied or replaced.
    When it matters: When you want to empty the dust container less often during bigger cleaning jobs.

    Importance: HIGH

    Good value: At least 0.5 L

    Baseus A3 has a smaller dust capacity than the average portable vacuum (0.1 L vs 0.4 L).0.07 L vs 0.4 L
  • 472 L/min lower airflow rate
    Baseus A3 has a lower airflow rate than the average portable vacuum (500 L/min vs 972 L/min).
    Airflow rate: 500 L/min.
    What it is: Maximum airflow moved by the vacuum, normalized to litres per minute
    When it matters: Useful when comparing cleaning performance, operating comfort, or portability.

    Importance: MEDIUM

    Good value: At least 900 L/min

    Baseus A3 has a lower airflow rate than the average portable vacuum (500 L/min vs 972 L/min).500 L/min vs 972 L/min
  • 77.8% more expensive
    Baseus A3 is more expensive than the average portable vacuum (£80 vs £45).
    Baseus A3 is more expensive than the average portable vacuum (£80 vs £45).£80 vs £45
  • 0.02 kg higher weight
    Baseus A3 is heavier than the average portable vacuum (0.8 kg vs 0.728 kg).
    What it is: The total mass of the vacuum cleaner, which affects carrying comfort and ease of use.
    When it matters: When you carry the vacuum upstairs, around the house, or use it for longer sessions.

    Importance: LOW

    Good value: Up to 0.8 kg

    Baseus A3 is heavier than the average portable vacuum (0.8 kg vs 0.728 kg).0.75 kg vs 0.728 kg

Graphic comparison of Baseus A3 and other portable vacuum cleaners

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Third-party reviews

What customers like about Baseus A3?

  • Impressive 15,000Pa suction power for its compact size
  • Versatile dual functionality with both vacuuming and air-blowing features
  • Compact and lightweight design that easily fits into car glove compartments or cup holders
  • Equipped with a built-in LED flashlight ring for cleaning dark areas at night
  • Sturdy metal build quality that feels durable and premium
  • Convenient Type-C charging port with Quick Charge 3.0 support
  • Washable dual-filtration system featuring a fine steel mesh and HEPA filter

What customers dislike about Baseus A3?

  • Extremely loud and piercing high-pitched motor noise during operation
  • Very small dustbin capacity that requires frequent emptying
  • Battery life drains quickly in high-speed mode, sometimes lasting under 20 minutes
  • Prone to shutting down unexpectedly due to a sensitive overheat protection mode
  • Filters can clog quickly with fine dust, which severely reduces suction power
  • Struggles to remove long hairs or pet hair deeply embedded in car carpets
  • Vacuum attachments and air-blowing nozzles are not interchangeable

Expert reviews

C
chargerlab.com
21/07/2023
Summary of the review
C
carandclassic.com
10/09/2022
Summary of the review
G
galaxus.fr
01/10/2025
Summary of the review
G
gadgetgear.nl
01/07/2025
Summary of the review

Video reviews

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