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Klarstein New Breeze Eco Review | 44 Data compared

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  • Avg. price in UK: ~£480
  • Avg. price in US: ~$640
  • Cooling capacity: 10,000 BTU/h
  • Maximum room size: 49 m²
  • Maximum noise level: 64 dB
  • Heating function: no
  • Cooling Energy Efficiency Class: A+

Klarstein New Breeze Eco 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.

7.4

Overall score

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 components:

80.0%

7.4

Technical Score

20.0%

?

User score

Very good
7.4

Technical Score

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 components:

55.0%

7.3

Performance

30.0%

7.7

Features

15.0%

7.1

Design

Very good
?

User score

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 components:

70.0%

?

User reviews

30.0%

?

Popularity

  • 7.4
    Bedroom use

    Score components:

    35.0%

    2.5

    Maximum noise level

    25.0%

    10

    Night mode

    20.0%

    10

    Timer

    20.0%

    10

    Remote control

  • 7.8
    Large rooms

    Score components:

    40.0%

    6.4

    Cooling capacity

    30.0%

    10

    Maximum room size

    20.0%

    6.1

    Airflow (high speed)

    10.0%

    10

    Airflow direction control

  • 6.7
    Year-round use

    Score components:

    40.0%

    4.0

    Heating function

    30.0%

    ?

    Dehumidification capacity

    20.0%

    8.7

    Cooling energy efficiency class

    10.0%

    10

    Automatic fan speed

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Best prices in UK

    N/A~ £480

Best rankings

?

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

Verdict

The Klarstein New Breeze Eco is a mobile 3-in-1 portable air conditioner, dehumidifier, and fan that features a 10,000 BTU (2.9 kW) cooling capacity utilizing eco-friendly R290 refrigerant to efficiently regulate rooms from 29 to 49 m² within a temperature range of 16°C to 30°C. Highly economical with a meager 900 W power consumption and a stellar A+ energy efficiency rating, its prominent advantages include an automatic horizontal oscillation design, a practical 24-hour programmable timer, an included window sealing kit, and a notably quiet operational mode that drops as low as 48 dB. However, its notable drawbacks include a hefty weight of 35.5 kg that can hinder effortless multi-floor portability, a maximum noise output of up to 64 dB on peak settings, and reduced cooling efficacy when deployed in expansive, open-plan spaces exceeding its recommended limits.

Technical Specifications of portable air conditioner Klarstein New Breeze Eco

Technical Score

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 components:

55.0%

?

Performance

30.0%

?

Features

15.0%

?

Design

7.4
Klarstein New Breeze Eco has a technical score of 7.42 points, which is higher than 74.2% 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 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 components:

70.0%

0.0

User reviews

30.0%

1.0

Popularity

?
Popularity
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.
1.0
Klarstein New Breeze Eco has a popularity of 1 points, which is lower than 66.3% of products in this category.
Ratio quality/price

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 components:

60.0%

7.4

Overall score

40.0%

6.2

Price

7.1
Klarstein New Breeze Eco has a quality-to-price ratio of 7.1 points, which is higher than 52.6% of products in this category.
Cooling capacity
What it is: Cooling capacity is the amount of heat the air conditioner can remove per hour, measured in BTU/h.
When it matters: Higher capacity cools larger or warmer rooms more effectively, provided the unit is sized correctly.

Importance: HIGH

Good value: At least 12,000 BTU/h

10,000 BTU/h
Klarstein New Breeze Eco delivers 10000 BTU/h cooling capacity, which is higher than that of 59.6% of portable air conditioners and equal to that of 6.4% of portable air conditioners.
Rated input power
What it is: Rated input power is the electrical power the unit draws at its specified operating point, measured in watts.
When it matters: Lower rated input power reduces electrical demand, though cooling efficiency also depends on delivered capacity.

Importance: HIGH

Good value: Up to 1,200 W

900 W
Klarstein New Breeze Eco draws 900 W, which is lower than the power draw of 75% of portable air conditioners and equal to that of 5.4% of portable air conditioners.
Cooling-mode power draw.
Cooling Energy Efficiency Class
What it is: Cooling energy efficiency class summarizes the efficiency of the unit while cooling, from higher to lower letter grades.
When it matters: A higher cooling efficiency class indicates more cooling output for the electricity consumed.

Importance: HIGH

Good value: A or better

A+
Klarstein New Breeze Eco has cooling energy efficiency class A+, which ranks higher than 89.9% of portable air conditioners and equal to 8.9% of portable air conditioners.
Official EU cooling energy efficiency class.
Heating energy efficiency class
What it is: Heating energy efficiency class summarizes energy efficiency when the unit operates in heating mode.
When it matters: A higher heating efficiency class matters when the portable air conditioner will also provide regular space heating.

Importance: LOW

Good value: A or better

?
Number of speeds
What it is: The number of selectable fan speeds determines how finely airflow and noise can be adjusted.
When it matters: More speed settings make it easier to balance cooling intensity, sound, and comfort.

Importance: MEDIUM

Good value: At least 3 speeds

3
Klarstein New Breeze Eco offers 3 fan speeds, which is more than 36.8% of portable air conditioners and equal to 61.1% of portable air conditioners.
Manual discrete fan-speed levels counted; automatic and continuous modes were excluded.
Show more
Fan-only mode
What it is: Fan-only mode circulates room air without running the refrigeration cycle.
When it matters: This mode provides lower-power airflow when cooling is unnecessary.

Importance: MEDIUM

Good value: yes

yes
Klarstein New Breeze Eco includes a fan-only mode. 99.5% of portable air conditioners support this mode.
Airflow direction control
What it is: Airflow direction control describes whether outlet air can be aimed automatically, manually, or not at all.
When it matters: Better directional control spreads conditioned air more evenly without repositioning the unit.

Importance: MEDIUM

Good value: automatic

automatic
Klarstein New Breeze Eco provides automatic airflow direction control, which ranks higher than 47.3% of portable air conditioners and equal to 52.7% of portable air conditioners.
Night mode
What it is: Night mode adjusts operation for sleeping hours, typically reducing sound, light, or abrupt temperature changes.
When it matters: Night mode is useful when the unit runs in a bedroom or other light- and noise-sensitive space.

Importance: MEDIUM

Good value: yes

yes
Klarstein New Breeze Eco includes a dedicated night mode. 74.3% of portable air conditioners offer night mode.
Timer
What it is: A timer lets the unit start, stop, or change operation after a scheduled interval.
When it matters: Timer control helps cool a room before use and avoids running the unit longer than necessary.

Importance: MEDIUM

Good value: yes

yes
Klarstein New Breeze Eco includes a built-in timer. 99.5% of portable air conditioners feature a timer.
Maximum timer duration
What it is: Maximum timer duration is the longest interval that can be scheduled before automatic operation changes.
When it matters: A longer timer window offers more flexibility for overnight use and advance scheduling.

Importance: MEDIUM

Good value: At least 24 hours

24 hours
Klarstein New Breeze Eco 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.
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Color
What it is: Color describes the main exterior finish of the portable air conditioner.
When it matters: Finish color matters when the unit will remain visible and should suit the room decor.

Importance: LOW

white, black
Display
What it is: A display shows settings such as target temperature, operating mode, or timer status on the unit.
When it matters: A display makes current settings easier to check without opening an app or using the remote.

Importance: LOW

Good value: yes

yes
Klarstein New Breeze Eco includes an integrated display. 99.5% of portable air conditioners feature a display.
Control type
What it is: Control type identifies whether settings are entered through touch controls, physical buttons, or both.
When it matters: The interface style affects tactile feedback, cleaning, accessibility, and ease of use.

Importance: LOW

physical
Remote control
What it is: A remote control operates core functions from across the room without touching the unit.
When it matters: Remote access is convenient when the air conditioner is beside a window, across the room, or used from bed.

Importance: LOW

Good value: yes

yes
Klarstein New Breeze Eco comes with a remote control. 99% of portable air conditioners include a remote.
Handles
What it is: Integrated handles provide secure grip points for moving or repositioning the unit.
When it matters: Handles reduce awkward lifting when the air conditioner is moved between rooms or stored.

Importance: LOW

Good value: yes

yes
Klarstein New Breeze Eco includes built-in handles for easier carrying. 99.5% of portable air conditioners feature handles.
Show more

Klarstein New Breeze Eco vs the average portable air conditioner

  • 19 m² larger room coverage
    Klarstein New Breeze Eco covers a larger room area than the average portable air conditioner (49 m² vs 30 m²).
    Maximum recommended cooling area in m².
    What it is: Maximum room size is the largest floor area the manufacturer recommends the unit should cool.
    When it matters: A larger rated area is important when cooling open-plan spaces or larger rooms.

    Importance: HIGH

    Good value: At least 30 m²

    Klarstein New Breeze Eco covers a larger room area than the average portable air conditioner (49 m² vs 30 m²).49 m² vs 30 m²
  • Higher cooling energy efficiency class
    Klarstein New Breeze Eco has a better cooling energy efficiency class than the average portable air conditioner (A+ vs A).
    Official EU cooling energy efficiency class.
    What it is: Cooling energy efficiency class summarizes the efficiency of the unit while cooling, from higher to lower letter grades.
    When it matters: A higher cooling efficiency class indicates more cooling output for the electricity consumed.

    Importance: HIGH

    Good value: A or better

    Klarstein New Breeze Eco has a better cooling energy efficiency class than the average portable air conditioner (A+ vs A).A+ vs A
  • 1000 BTU/h higher cooling capacity
    Klarstein New Breeze Eco delivers higher cooling capacity than the average portable air conditioner (10000 BTU/h vs 9000 BTU/h).
    What it is: Cooling capacity is the amount of heat the air conditioner can remove per hour, measured in BTU/h.
    When it matters: Higher capacity cools larger or warmer rooms more effectively, provided the unit is sized correctly.

    Importance: HIGH

    Good value: At least 12,000 BTU/h

    Klarstein New Breeze Eco delivers higher cooling capacity than the average portable air conditioner (10000 BTU/h vs 9000 BTU/h).10000 BTU/h vs 9000 BTU/h
  • 100 W lower rated power draw
    Klarstein New Breeze Eco draws less power than the average portable air conditioner (900 W vs 1000 W).
    Cooling-mode power draw.
    What it is: Rated input power is the electrical power the unit draws at its specified operating point, measured in watts.
    When it matters: Lower rated input power reduces electrical demand, though cooling efficiency also depends on delivered capacity.

    Importance: HIGH

    Good value: Up to 1,200 W

    Klarstein New Breeze Eco draws less power than the average portable air conditioner (900 W vs 1000 W).900 W vs 1000 W
  • 10 m³/h higher high-speed airflow
    Klarstein New Breeze Eco delivers higher high-speed airflow than the average portable air conditioner (360 m³/h vs 350 m³/h).
    What it is: High-speed airflow is the maximum volume of air the fan can move per hour.
    When it matters: Higher maximum airflow circulates cooled air through the room more quickly.

    Importance: HIGH

    Good value: At least 350 m³/h

    Klarstein New Breeze Eco delivers higher high-speed airflow than the average portable air conditioner (360 m³/h vs 350 m³/h).360 m³/h vs 350 m³/h
  • 1 dB quieter minimum operation
    Klarstein New Breeze Eco is quieter at minimum output than the average portable air conditioner (50 dB vs 51 dB).
    Lowest stated operating noise.
    What it is: Minimum noise level is the quietest stated sound output, normally reached at a reduced fan setting.
    When it matters: Lower minimum noise is valuable in bedrooms, home offices, and other quiet spaces.

    Importance: MEDIUM

    Good value: Up to 50 dB

    Klarstein New Breeze Eco is quieter at minimum output than the average portable air conditioner (50 dB vs 51 dB).50 dB vs 51 dB
  • 0.4% better value for money
    Klarstein New Breeze Eco offers better value for money than the average portable air conditioner (7.05 vs 7.026).
    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.
    Klarstein New Breeze Eco offers better value for money than the average portable air conditioner (7.05 vs 7.026).7.05 vs 7.03
  • 19 m² larger room coverage
    Klarstein New Breeze Eco covers a larger room area than the average portable air conditioner (49 m² vs 30 m²).
  • Higher cooling energy efficiency class
    Klarstein New Breeze Eco has a better cooling energy efficiency class than the average portable air conditioner (A+ vs A).
  • 1000 BTU/h higher cooling capacity
    Klarstein New Breeze Eco delivers higher cooling capacity than the average portable air conditioner (10000 BTU/h vs 9000 BTU/h).
  • 100 W lower rated power draw
    Klarstein New Breeze Eco draws less power than the average portable air conditioner (900 W vs 1000 W).
  • 10 m³/h higher high-speed airflow
    Klarstein New Breeze Eco delivers higher high-speed airflow than the average portable air conditioner (360 m³/h vs 350 m³/h).
  • 1 dB quieter minimum operation
    Klarstein New Breeze Eco is quieter at minimum output than the average portable air conditioner (50 dB vs 51 dB).

Total
Overall
Performance
  • 2 °C lower maximum temperature
    Klarstein New Breeze Eco has a lower maximum temperature setting than the average portable air conditioner (30 °C vs 32 °C).
  • 0.3 m shorter power cord
    Klarstein New Breeze Eco has a shorter power cord than the average portable air conditioner (1.5 m vs 1.8 m).
  • 39.2% higher weight
    Klarstein New Breeze Eco is heavier than the average portable air conditioner (35.5 kg vs 25.5 kg).
  • 11 cm taller cabinet
    Klarstein New Breeze Eco is taller than the average portable air conditioner (82 cm vs 71 cm).
  • 5 cm deeper cabinet
    Klarstein New Breeze Eco is deeper than the average portable air conditioner (40.5 cm vs 35.5 cm).
  • 26.2% larger external volume
    Klarstein New Breeze Eco has a larger external volume than the average portable air conditioner (129519 cm³ vs 102623.407656 cm³).
  • 1 cm wider cabinet
    Klarstein New Breeze Eco is wider than the average portable air conditioner (39 cm vs 38 cm).
  • 0.3 m shorter power cord
    Klarstein New Breeze Eco has a shorter power cord than the average portable air conditioner (1.5 m vs 1.8 m).
    What it is: Power cord length is the distance the unit can reach from a wall outlet without an extension lead.
    When it matters: A longer cord makes safe placement easier when suitable outlets are limited.

    Importance: LOW

    Good value: At least 1.8 m

    Klarstein New Breeze Eco has a shorter power cord than the average portable air conditioner (1.5 m vs 1.8 m).1.5 m vs 1.8 m
  • 39.2% higher weight
    Klarstein New Breeze Eco is heavier than the average portable air conditioner (35.5 kg vs 25.5 kg).
    What it is: Weight is the mass of the portable air conditioner before installation accessories are attached.
    When it matters: A lighter unit is easier to carry, reposition, and move between floors.

    Importance: MEDIUM

    Good value: Up to 25 kg

    Klarstein New Breeze Eco is heavier than the average portable air conditioner (35.5 kg vs 25.5 kg).35.5 kg vs 25.5 kg
  • 2 °C lower maximum temperature
    Klarstein New Breeze Eco has a lower maximum temperature setting than the average portable air conditioner (30 °C vs 32 °C).
    What it is: Maximum set temperature is the highest thermostat target available in the unit controls.
    When it matters: A higher maximum setting provides a broader adjustment range, especially on models with heating.

    Importance: LOW

    Good value: At least 30 °C

    Klarstein New Breeze Eco has a lower maximum temperature setting than the average portable air conditioner (30 °C vs 32 °C).30 °C vs 32 °C
  • 11 cm taller cabinet
    Klarstein New Breeze Eco is taller than the average portable air conditioner (82 cm vs 71 cm).
    What it is: Height is the vertical dimension of the portable air conditioner.
    When it matters: A shorter cabinet fits more easily below windows, shelves, and other height restrictions.

    Importance: LOW

    Good value: Up to 70 cm

    Klarstein New Breeze Eco is taller than the average portable air conditioner (82 cm vs 71 cm).82 cm vs 71 cm
  • 5 cm deeper cabinet
    Klarstein New Breeze Eco is deeper than the average portable air conditioner (40.5 cm vs 35.5 cm).
    What it is: Depth is the front-to-back cabinet dimension of the portable air conditioner.
    When it matters: A shallower unit protrudes less into the room and leaves more usable floor space.

    Importance: LOW

    Good value: Up to 35 cm

    Klarstein New Breeze Eco is deeper than the average portable air conditioner (40.5 cm vs 35.5 cm).40.5 cm vs 35.5 cm
  • 6.01x less popular
    Klarstein New Breeze Eco is less popular than the average portable air conditioner (1 vs 6.005).
    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.
    Klarstein New Breeze Eco is less popular than the average portable air conditioner (1 vs 6.005).1 vs 6.01
  • 37.1% more expensive
    Klarstein New Breeze Eco is more expensive than the average portable air conditioner (£480 vs £350).
    Klarstein New Breeze Eco is more expensive than the average portable air conditioner (£480 vs £350).£480 vs £350
  • 26.2% larger external volume
    Klarstein New Breeze Eco has a larger external volume than the average portable air conditioner (129519 cm³ vs 102623.407656 cm³).
    What it is: The exterior physical volume (bulk footprint) occupied by the portable air conditioner chassis, calculated from its height, width, and depth.
    When it matters: Crucial for assessing room floor intrusion and determining whether the appliance can be stored away easily in closets or under stairs off-season.

    Importance: LOW

    Klarstein New Breeze Eco has a larger external volume than the average portable air conditioner (129519 cm³ vs 102623.407656 cm³).129519 cm³ vs 102623.407656 cm³
Total
Overall
Performance
Design

Graphic comparison of Klarstein New Breeze Eco and other products in the Portable Air Conditioners category

Attribute category
Attribute
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Third-party reviews

What customers like about Klarstein New Breeze Eco?

  • Efficient cooling performance in small to medium-sized rooms
  • Low energy consumption with an eco-friendly A+ energy efficiency rating
  • Uses sustainable and environmentally safe R290 refrigerant
  • Versatile 3-in-1 functionality operating as a cooler, dehumidifier, and fan
  • Modern, clean, and visually appealing aesthetic design
  • Easy to set up and move around using smooth floor rollers
  • Convenient user controls via touch display panel and included remote control

What customers dislike about Klarstein New Breeze Eco?

  • High noise levels that can be disruptive during full-capacity operation or in quiet rooms
  • Struggles to effectively lower temperatures in larger or poorly insulated spaces
  • Requires manual adjustment of the front air vents due to a lack of motorized swing grids
  • Occasional software connectivity issues reported when attempting to pair with the smartphone app
  • Cooling velocity is slower compared to rapid-start competitors, requiring continuous operation to maintain target temperatures

Expert reviews

Q
qualescegliere.it
01/06/2022
Summary of the review
Klarstein New Breeze 10 ECO Video Review | QualeScegliere.it
(Translated)Show original
J
jouwklimaatkast.nl
03/08/2026
Summary of the review
New Breeze ECO mobile air conditioner | White - JouwKlimaatkast
(Translated)Show original

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