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Scored using Portable Air Conditioners Methodology v1.0
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Products in this category are scored under Frontum Portable Air Conditioners Methodology v1.0: technical specifications plus authentic consumer ratings, with 0% commercial bias.
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COSTWAY KB-BG80101PF Review | 44 Data compared

Avg. price:~£230Cooling capacity:8000 BTU/hMaximum room size:28 m²Maximum noise level:60 dBHeating function:yesCooling Energy Efficiency Class:?

COSTWAY KB-BG80101PF Review: Compare 44 technical specifications and user reviews to see how this product ranks in the Portable Air Conditioners category and whether it is worth buying.

COSTWAY KB-BG80101PF
7.1/10

Overall score

Score
7.1/ 10
✕
What it is
An overall evaluation of products in the Portable Air Conditioners 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 Air Conditioners category.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 56% of models
Score components

80%

6.7

Technical score

20%

8.3

User score

â–²Better than 56% of portable air conditioners
7.6

Value for money

Value for money
7.6/ 10
✕
What it is
An indicator that combines the overall score of products in the Portable Air Conditioners category with their prices.
When it matters
When you are comparing products in the Portable Air Conditioners category and want a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 82% of models
Score components

70%

7.1

Overall score

30%

8.7

Price

â–²Better than 82%
6.7

Technical score

Technical score
6.7/ 10
✕
What it is
An assessment of technical performance for products in the Portable Air Conditioners category across these key areas: Performance, Features, Design.
When it matters
When you want to compare products in the Portable Air Conditioners category by technical performance, specifications, and available features.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 55% of models
Score components

55%

5.6

Performance

30%

7.5

Features

15%

9.5

Design

â–¼Worse than 55%
8.3

User score

User score
8.3/ 10
✕
What it is
A rating that combines user reviews with the total review volume for products in the Portable Air Conditioners category.
When it matters
When you want to know how products in the Portable Air Conditioners category perform in everyday use and how reliable owners find them over time.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 82% of models
Score components

70%

8.0

User ratings

30%

9.2

Number of reviews

Based on ratings from across the web.
â–²Better than 82%
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Best prices
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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 air conditioner COSTWAY KB-BG80101PF

Technical score
Technical score
6.7/ 10
✕
What it is
An assessment of technical performance for products in the Portable Air Conditioners category across these key areas: Performance, Features, Design.
When it matters
When you want to compare products in the Portable Air Conditioners category by technical performance, specifications, and available features.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 55% of models
Score components:

55%

5.6

Performance

30%

7.5

Features

15%

9.5

Design

6.7
User score
User score
8.3/ 10
✕
What it is
A rating that combines user reviews with the total review volume for products in the Portable Air Conditioners category.
When it matters
When you want to know how products in the Portable Air Conditioners category perform in everyday use and how reliable owners find them over time.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 82% of models
Score components

70%

8.0

User ratings

30%

9.2

Number of reviews

Based on ratings from across the web.
8.3
Popularity
Popularity
9.2/ 10
✕
What it is
An indicator based on the number of reviews received by products in the Portable Air Conditioners category.
When it matters
When you prefer products in the Portable Air Conditioners category that have been chosen and reviewed by many other buyers.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 86% of models
Popularity:
COSTWAY KB-BG80101PF has a popularity score of 9.2 points, which is higher than 86.3% of products in this category.
9.2
Value for money
Value for money
7.6/ 10
✕
What it is
An indicator that combines the overall score of products in the Portable Air Conditioners category with their prices.
When it matters
When you are comparing products in the Portable Air Conditioners category and want a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 82% of models
Score components:

70%

7.1

Overall score

30%

8.7

Price

7.6
Cooling capacity
8,000 BTU/h
Market range: <7k BTU/h – >12k BTU/h
This portable air conditioner delivers 8,000 BTU/h cooling capacity, which is lower than that of 76.1% of portable air conditioners and equal to that of 5.3% of portable air conditioners.
Rated input power
920 W
Market range: <780 W – >1.3k W
This portable air conditioner draws 920 W, which is lower than the power draw of 73.2% of portable air conditioners.
Cooling-mode power draw.
Cooling Energy Efficiency Class
?
Heating energy efficiency class
?
Number of speeds
3
Market range: <0 – >5
This portable air conditioner offers 3 fan speeds, which is more than 36.8% of portable air conditioners and equal to 61.1% of portable air conditioners.
Show more
Fan-only mode
yes
This portable air conditioner includes a fan-only mode. 99.5% of portable air conditioners support this mode.
Airflow direction control
manual
This portable air conditioner provides manual airflow direction control, which ranks lower than 53.2% of portable air conditioners and equal to 19.4% of portable air conditioners.
Night mode
yes
This portable air conditioner includes a dedicated night mode. 74.3% of portable air conditioners offer night mode.
Timer
yes
This portable air conditioner includes a built-in timer. 99.5% of portable air conditioners feature a timer.
Maximum timer duration
24 hours
Market range: <0 hours – >25 hours
This portable air conditioner supports a timer of up to 24 hours, which is longer than that of 7.4% of portable air conditioners and equal to that of 92.6% of portable air conditioners.
Show more
Color
white, black
Display
yes
This portable air conditioner includes an integrated display. 99.5% of portable air conditioners feature a display.
Control type
physical
Remote control
yes
This portable air conditioner comes with a remote control. 99% of portable air conditioners include a remote.
Handles
yes
This portable air conditioner includes built-in handles for easier carrying. 99.5% of portable air conditioners feature handles.
Show more

COSTWAY KB-BG80101PF vs the average portable air conditioner

246810TotalPerformanceFeaturesDesign
  • Supports Wi-Fi
    This portable air conditioner supports Wi-Fi, the average portable air conditioner does not.
  • 4 dB quieter at maximum output
    This portable air conditioner is quieter at maximum output than the average portable air conditioner (60 dB vs 64 dB).
    60 dB vs 64 dB
  • Provides heating
    This portable air conditioner provides heating, the average portable air conditioner does not.
  • 21.6% lower weight
    This portable air conditioner is lighter than the average portable air conditioner (20 kg vs 25.5 kg).
    20 kg vs 25.5 kg
  • 80 W lower rated power draw
    This portable air conditioner draws less power than the average portable air conditioner (920 W vs 1000 W).
    Cooling-mode power draw.
    920 W vs 1,000 W
  • 8 cm narrower cabinet
    This portable air conditioner is narrower than the average portable air conditioner (30 cm vs 38 cm).
    30 cm vs 38 cm
  • 4.5 cm shallower cabinet
    This portable air conditioner is shallower than the average portable air conditioner (31 cm vs 35.5 cm).
    31 cm vs 35.5 cm
  • 0.05 m longer power cord
    This portable air conditioner has a longer power cord than the average portable air conditioner (1.9 m vs 1.8 m).
    1.85 m vs 1.8 m
  • 52.2% cheaper
    COSTWAY KB-BG80101PF is cheaper than the average portable air conditioner (£230 vs £350).
    £230 vs £350
  • 53% more popular
    COSTWAY KB-BG80101PF is more popular than the average portable air conditioner (9.19 vs 6).
    9.19 vs 6.01
  • 4% higher user score
    User score
    8.3/ 10
    ✕
    What it is
    A rating that combines user reviews with the total review volume for products in the Portable Air Conditioners category.
    When it matters
    When you want to know how products in the Portable Air Conditioners category perform in everyday use and how reliable owners find them over time.
    Score distribution
    â–¼
    â–¼
    <55-66-77-88-99-10
    COSTWAY KB-BG80101PF
    the average portable air conditioner
    COSTWAY KB-BG80101PF has a higher user score than the average portable air conditioner (8.32 vs 8.000).
    8.32 vs 8
  • 5.9% better value for money
    COSTWAY KB-BG80101PF offers better value for money than the average portable air conditioner (7.55 vs 7.1).
    7.55 vs 7.13
  • 4 dB quieter at maximum output
    This portable air conditioner is quieter at maximum output than the average portable air conditioner (60 dB vs 64 dB).
    60 dB vs 64 dB
  • 80 W lower rated power draw
    This portable air conditioner draws less power than the average portable air conditioner (920 W vs 1000 W).
    Cooling-mode power draw.
    920 W vs 1,000 W
  • Supports Wi-Fi
    This portable air conditioner supports Wi-Fi, the average portable air conditioner does not.
  • Provides heating
    This portable air conditioner provides heating, the average portable air conditioner does not.
  • 21.6% lower weight
    This portable air conditioner is lighter than the average portable air conditioner (20 kg vs 25.5 kg).
    20 kg vs 25.5 kg
  • 8 cm narrower cabinet
    This portable air conditioner is narrower than the average portable air conditioner (30 cm vs 38 cm).
    30 cm vs 38 cm
  • 4.5 cm shallower cabinet
    This portable air conditioner is shallower than the average portable air conditioner (31 cm vs 35.5 cm).
    31 cm vs 35.5 cm
  • 0.05 m longer power cord
    This portable air conditioner has a longer power cord than the average portable air conditioner (1.9 m vs 1.8 m).
    1.85 m vs 1.8 m
  • 1 cm shorter cabinet
    This portable air conditioner is shorter than the average portable air conditioner (70 cm vs 71 cm).
    70 cm vs 71 cm
  • 13.5 l/24 h lower dehumidification capacity
    This portable air conditioner offers lower moisture removal than the average portable air conditioner (18.9 l/24 h vs 32.4 l/24 h).
    18.9 l/24 h vs 32.4 l/24 h
  • More limited airflow control
    This portable air conditioner provides manual airflow direction control, while the average portable air conditioner offers automatic.
    manual vs automatic
  • 50 m³/h lower high-speed airflow
    This portable air conditioner delivers lower high-speed airflow than the average portable air conditioner (300 m³/h vs 350 m³/h).
    300 m³/h vs 350 m³/h
  • 1,000 BTU/h lower cooling capacity
    This portable air conditioner delivers lower cooling capacity than the average portable air conditioner (8000 BTU/h vs 9000 BTU/h).
    8,000 BTU/h vs 9,000 BTU/h
  • 5 dB louder minimum operation
    This portable air conditioner is louder at minimum output than the average portable air conditioner (56 dB vs 51 dB).
    56 dB vs 51 dB
  • No wheels
    This portable air conditioner does not include wheels, while the average portable air conditioner does.
  • 2 m² smaller room coverage
    This portable air conditioner covers a smaller room area than the average portable air conditioner (28 m² vs 30 m²).
    Maximum recommended cooling area in m².
    28 m² vs 30 m²
  • 36.6% larger external volume
    This portable air conditioner has a larger external volume than the average portable air conditioner (65100 cm³ vs 102623.4 cm³).
    65,100 cm³ vs 102,623.407656 cm³
  • 50 m³/h lower high-speed airflow
    This portable air conditioner delivers lower high-speed airflow than the average portable air conditioner (300 m³/h vs 350 m³/h).
    300 m³/h vs 350 m³/h
  • 1,000 BTU/h lower cooling capacity
    This portable air conditioner delivers lower cooling capacity than the average portable air conditioner (8000 BTU/h vs 9000 BTU/h).
    8,000 BTU/h vs 9,000 BTU/h
  • 5 dB louder minimum operation
    This portable air conditioner is louder at minimum output than the average portable air conditioner (56 dB vs 51 dB).
    56 dB vs 51 dB
  • 2 m² smaller room coverage
    This portable air conditioner covers a smaller room area than the average portable air conditioner (28 m² vs 30 m²).
    Maximum recommended cooling area in m².
    28 m² vs 30 m²
  • 13.5 l/24 h lower dehumidification capacity
    This portable air conditioner offers lower moisture removal than the average portable air conditioner (18.9 l/24 h vs 32.4 l/24 h).
    18.9 l/24 h vs 32.4 l/24 h
  • More limited airflow control
    This portable air conditioner provides manual airflow direction control, while the average portable air conditioner offers automatic.
    manual vs automatic
  • No wheels
    This portable air conditioner does not include wheels, while the average portable air conditioner does.
  • 36.6% larger external volume
    This portable air conditioner has a larger external volume than the average portable air conditioner (65100 cm³ vs 102623.4 cm³).
    65,100 cm³ vs 102,623.407656 cm³

Third-party reviews

Based on ratings from across the web.
Reviews last updated: August 2026 · How we calculate this

What we like about COSTWAY KB-BG80101PF

  • Cools down small to medium-sized rooms relatively quickly
  • Multi-functional unit with integrated cooling, fan, and dehumidifier settings
  • Equipped with built-in handles and smooth-rolling casters for easy movement on hard floors
  • User-friendly digital touch control panel and convenient remote control operation
  • Features a practical sleep mode that dims display lights and lowers fan noise for nighttime use
  • Self-evaporating system reduces the overall frequency of manual water draining

What we don't like about COSTWAY KB-BG80101PF

  • Noticeable and loud noise level during standard operation, especially on high fan speeds
  • The included window slider kit feels flimsy and often requires additional tape or adjustments for a tight seal
  • Struggles to effectively cool large, open layouts or rooms with significant direct sunlight exposure
  • Lacks advanced features such as smart home integration or dedicated smartphone app control
  • The unit is heavy, making it difficult to carry upstairs or navigate across thick carpeting
  • Frequent manual draining may still be necessary when operated in highly humid environments

Verdict

The COSTWAY KB-BG80101PF is an 8,000 BTU 3-in-1 portable air conditioner engineered to cool, dehumidify, and fan individual spaces up to 230 square feet. It operates on a standard 110V-120V/60Hz power supply with a power consumption of approximately 920 watts, an airflow rate of 300 m³/h, and a moisture-removal capacity of 40 pints per day. Core functional advantages include dual control flexibility via an intuitive LED touch panel and a remote control, a 1-to-24-hour programmable timer, an automatic sleep mode that reduces noise while gradually adjusting temperature, and built-in rolling casters and handles for enhanced mobility. On the downside, the unit produces a noticeable maximum operating noise level of up to 56–60 decibels, its standard single-hose window installation kit can sometimes require extra insulation tape for an airtight seal, and manual drainage may be periodically required from the lower plug in highly humid environments.

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