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Klarstein Pure Blizzard Review | 44 Data compared

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  • Avg. price in UK: ~£350
  • Avg. price in US: ~$460
  • Cooling capacity: 7,000 BTU/h
  • Maximum room size: 34 m²
  • Maximum noise level: 56 dB
  • Heating function: no
  • Cooling Energy Efficiency Class: A

Klarstein Pure Blizzard 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.

6.3

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%

6.1

Technical Score

20.0%

7.0

User score

Good
6.1

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%

4.6

Performance

30.0%

7.0

Features

15.0%

9.7

Design

Good
7.0

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%

7.1

User reviews

30.0%

6.8

Popularity

User score:
United Kingdom
amazon
3.6
(46)
amazon
3.7
(15)
amazon
3.3
(13)
amazon
3.6
(8)

(Reviews last updated: August 2026)

Very good
  • 10
    Bedroom use

    Score components:

    35.0%

    10

    Maximum noise level

    25.0%

    10

    Night mode

    20.0%

    10

    Timer

    20.0%

    10

    Remote control

  • 4.2
    Large rooms

    Score components:

    40.0%

    1.0

    Cooling capacity

    30.0%

    6.5

    Maximum room size

    20.0%

    7.4

    Airflow (high speed)

    10.0%

    4.0

    Airflow direction control

  • 6.0
    Year-round use

    Score components:

    40.0%

    4.0

    Heating function

    30.0%

    ?

    Dehumidification capacity

    20.0%

    8.0

    Cooling energy efficiency class

    10.0%

    4.0

    Automatic fan speed

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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 Klarstein Pure Blizzard is a compact, 3-in-1 mobile air conditioner, fan, and dehumidifier available in 7,000 BTU (2.1 kW / 785W–808W) and 9,000 BTU (2.6 kW / 1010W) configurations, utilizing an eco-friendly R290 refrigerant with a Class A energy efficiency rating. It effectively conditions spaces ranging from 14 to 44 square meters, boasting a degree-by-degree adjustable temperature range of 17–30 °C, a 24-hour programmable timer, fixed castor wheels for portability, and manual louvers for precise airflow direction. Its main advantages include versatile smart home integration via Wi-Fi (Alexa and Google Home), an included window sealing kit with an exhaust hose, and an automatic night mode for lower-noise operations starting at 50 dB. However, its notable drawbacks include a maximum operating noise level that can reach a relatively loud 65 dB at high speeds, a significant physical weight of approximately 21.8 kg, and a limited operating range when exposed to exceptionally high regional humidity.

Technical Specifications of portable air conditioner Klarstein Pure Blizzard

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%

4.6

Performance

30.0%

7.0

Features

15.0%

9.7

Design

6.1
Klarstein Pure Blizzard has a technical score of 6.09 points, which is lower than 73.2% 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%

7.1

User reviews

30.0%

6.8

Popularity

User score:
United Kingdom
amazon
3.6
(46)
amazon
3.7
(15)
amazon
3.3
(13)
amazon
3.6
(8)

(Reviews last updated: August 2026)

7.0
Klarstein Pure Blizzard has a user score of 7.04 points, which is lower than 86.3% of products in this category.
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.
6.8
Klarstein Pure Blizzard has a popularity of 6.8 points, which is higher than 56.8% 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%

6.3

Overall score

40.0%

7.5

Price

6.6
Klarstein Pure Blizzard has a quality-to-price ratio of 6.6 points, which is lower than 77.4% 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

7,000 BTU/h
Klarstein Pure Blizzard delivers 7000 BTU/h cooling capacity, which is lower than that of 82.5% of portable air conditioners and equal to that of 13.3% 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

?
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 Pure Blizzard has cooling energy efficiency class A, which ranks lower than 10.7% of portable air conditioners and equal to 89.4% of portable air conditioners.
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

2
Klarstein Pure Blizzard offers 2 fan speeds, which is fewer than 63.7% of portable air conditioners and equal to 36.3% of portable air conditioners.
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 Pure Blizzard 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

none
Klarstein Pure Blizzard provides none airflow direction control, which ranks lower than 73.1% of portable air conditioners and equal to 26.9% 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 Pure Blizzard 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 Pure Blizzard 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 Pure Blizzard 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
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
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 Pure Blizzard 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

touch
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 Pure Blizzard 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 Pure Blizzard includes built-in handles for easier carrying. 99.5% of portable air conditioners feature handles.
Show more

Klarstein Pure Blizzard vs the average portable air conditioner

  • 8 dB quieter at maximum output
    Klarstein Pure Blizzard is quieter at maximum output than the average portable air conditioner (56 dB vs 64 dB).
    What it is: Maximum noise level is the loudest stated sound output, usually produced at full cooling or fan speed.
    When it matters: Lower maximum noise makes intensive cooling less disruptive during work, conversation, or sleep.

    Importance: MEDIUM

    Good value: Up to 60 dB

    Klarstein Pure Blizzard is quieter at maximum output than the average portable air conditioner (56 dB vs 64 dB).56 dB vs 64 dB
  • 30 m³/h higher high-speed airflow
    Klarstein Pure Blizzard delivers higher high-speed airflow than the average portable air conditioner (380 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 Pure Blizzard delivers higher high-speed airflow than the average portable air conditioner (380 m³/h vs 350 m³/h).380 m³/h vs 350 m³/h
  • 14.5% lower weight
    Klarstein Pure Blizzard is lighter than the average portable air conditioner (21.8 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 Pure Blizzard is lighter than the average portable air conditioner (21.8 kg vs 25.5 kg).21.8 kg vs 25.5 kg
  • 7 cm narrower cabinet
    Klarstein Pure Blizzard is narrower than the average portable air conditioner (31 cm vs 38 cm).
    What it is: Width is the side-to-side cabinet dimension of the portable air conditioner.
    When it matters: A narrower unit occupies less wall and floor space beside a window.

    Importance: LOW

    Good value: Up to 35 cm

    Klarstein Pure Blizzard is narrower than the average portable air conditioner (31 cm vs 38 cm).31 cm vs 38 cm
  • 4 m² larger room coverage
    Klarstein Pure Blizzard covers a larger room area than the average portable air conditioner (34 m² vs 30 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 Pure Blizzard covers a larger room area than the average portable air conditioner (34 m² vs 30 m²).34 m² vs 30 m²
  • 5.5 cm shallower cabinet
    Klarstein Pure Blizzard is shallower than the average portable air conditioner (30 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 Pure Blizzard is shallower than the average portable air conditioner (30 cm vs 35.5 cm).30 cm vs 35.5 cm
  • 0.2 m longer power cord
    Klarstein Pure Blizzard has a longer power cord than the average portable air conditioner (2 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 Pure Blizzard has a longer power cord than the average portable air conditioner (2 m vs 1.8 m).2 m vs 1.8 m
  • 1 dB quieter minimum operation
    Klarstein Pure Blizzard 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 Pure Blizzard is quieter at minimum output than the average portable air conditioner (50 dB vs 51 dB).50 dB vs 51 dB
  • 8 dB quieter at maximum output
    Klarstein Pure Blizzard is quieter at maximum output than the average portable air conditioner (56 dB vs 64 dB).
  • 30 m³/h higher high-speed airflow
    Klarstein Pure Blizzard delivers higher high-speed airflow than the average portable air conditioner (380 m³/h vs 350 m³/h).
  • 4 m² larger room coverage
    Klarstein Pure Blizzard covers a larger room area than the average portable air conditioner (34 m² vs 30 m²).
  • 1 dB quieter minimum operation
    Klarstein Pure Blizzard is quieter at minimum output than the average portable air conditioner (50 dB vs 51 dB).
  • 14.5% lower weight
    Klarstein Pure Blizzard is lighter than the average portable air conditioner (21.8 kg vs 25.5 kg).
  • 7 cm narrower cabinet
    Klarstein Pure Blizzard is narrower than the average portable air conditioner (31 cm vs 38 cm).
  • 5.5 cm shallower cabinet
    Klarstein Pure Blizzard is shallower than the average portable air conditioner (30 cm vs 35.5 cm).
  • 0.2 m longer power cord
    Klarstein Pure Blizzard has a longer power cord than the average portable air conditioner (2 m vs 1.8 m).

Total
Overall
Performance
Design
  • 2000 BTU/h lower cooling capacity
    Klarstein Pure Blizzard delivers lower cooling capacity than the average portable air conditioner (7000 BTU/h vs 9000 BTU/h).
  • 1 fewer fan speeds
    Klarstein Pure Blizzard offers fewer fan speeds than the average portable air conditioner (2 vs 3).
  • No automatic fan-speed control
    Klarstein Pure Blizzard does not adjust fan speed automatically, while the average portable air conditioner does.
  • 1 °C higher minimum temperature
    Klarstein Pure Blizzard has a higher minimum temperature setting than the average portable air conditioner (17 °C vs 16 °C).
  • 2 °C lower maximum temperature
    Klarstein Pure Blizzard has a lower maximum temperature setting than the average portable air conditioner (30 °C vs 32 °C).
  • More limited airflow control
    Klarstein Pure Blizzard provides none airflow direction control, while the average portable air conditioner offers automatic.
  • 5 cm taller cabinet
    Klarstein Pure Blizzard is taller than the average portable air conditioner (76 cm vs 71 cm).
  • 31.1% larger external volume
    Klarstein Pure Blizzard has a larger external volume than the average portable air conditioner (70680 cm³ vs 102623.407656 cm³).
  • More limited airflow control
    Klarstein Pure Blizzard provides none airflow direction control, while the average portable air conditioner offers automatic.
    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

    Klarstein Pure Blizzard provides none airflow direction control, while the average portable air conditioner offers automatic.none vs automatic
  • 2000 BTU/h lower cooling capacity
    Klarstein Pure Blizzard delivers lower cooling capacity than the average portable air conditioner (7000 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 Pure Blizzard delivers lower cooling capacity than the average portable air conditioner (7000 BTU/h vs 9000 BTU/h).7000 BTU/h vs 9000 BTU/h
  • 1 fewer fan speeds
    Klarstein Pure Blizzard offers fewer fan speeds than the average portable air conditioner (2 vs 3).
    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

    Klarstein Pure Blizzard offers fewer fan speeds than the average portable air conditioner (2 vs 3).2 vs 3
  • No automatic fan-speed control
    Klarstein Pure Blizzard does not adjust fan speed automatically, while the average portable air conditioner does.
    What it is: Automatic fan speed lets the unit adjust airflow without manual speed changes.
    When it matters: Automatic adjustment improves convenience and can maintain a steadier room temperature.

    Importance: LOW

    Good value: yes

    Klarstein Pure Blizzard does not adjust fan speed automatically, while the average portable air conditioner does.
  • 1 °C higher minimum temperature
    Klarstein Pure Blizzard has a higher minimum temperature setting than the average portable air conditioner (17 °C vs 16 °C).
    What it is: Minimum set temperature is the lowest thermostat target the unit allows.
    When it matters: A lower minimum setting gives more headroom for intensive cooling in very warm conditions.

    Importance: MEDIUM

    Good value: Up to 16 °C

    Klarstein Pure Blizzard has a higher minimum temperature setting than the average portable air conditioner (17 °C vs 16 °C).17 °C vs 16 °C
  • 2 °C lower maximum temperature
    Klarstein Pure Blizzard 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 Pure Blizzard has a lower maximum temperature setting than the average portable air conditioner (30 °C vs 32 °C).30 °C vs 32 °C
  • 5 cm taller cabinet
    Klarstein Pure Blizzard is taller than the average portable air conditioner (76 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 Pure Blizzard is taller than the average portable air conditioner (76 cm vs 71 cm).76 cm vs 71 cm
  • 13.6% lower user score
    Klarstein Pure Blizzard has a lower user score than the average portable air conditioner (7.04 vs 8).
    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.
    Klarstein Pure Blizzard has a lower user score than the average portable air conditioner (7.04 vs 8).7.04 vs 8
Total
Overall
Performance
Features
Design

Graphic comparison of Klarstein Pure Blizzard and other products in the Portable Air Conditioners category

Attribute category
Attribute
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Third-party reviews

United Kingdom
amazon
3.6
46 Reviews
amazon
3.7
15 Reviews
amazon
3.3
13 Reviews
amazon
3.6
8 Reviews

(Reviews last updated: August 2026)

What customers like about Klarstein Pure Blizzard?

  • Efficient cooling performance in small to medium-sized rooms
  • Versatile 3-in-1 functionality combining cooling, a fan, and dehumidification
  • Convenient smart controls via the Klarstein app, Amazon Alexa, and Google Home
  • Smooth mobility provided by the attached 360-degree floor castors
  • Low floor vibration and a tolerable hum compared to bulkier units
  • Eco-friendly operation utilizing energy class A efficiency and R290 refrigerant

What customers dislike about Klarstein Pure Blizzard?

  • High operating noise that can reach up to 65 dB, making bedroom use difficult for some
  • Awkward and visually unappealing exhaust hose setup
  • The included 1.5-meter exhaust hose is often too short for certain windows like high lofts
  • The integrated water condensation tank requires frequent manual emptying when full
  • Bulky physical design that occupies noticeable living space

Expert reviews

P
produkt-tests.com
17/07/2026
Summary of the review
KLARSTEIN Pure Blizzard 3 2G Air Conditioner Review
(Translated)Show original
T
technikzuhause.de
10/08/2014
Summary of the review
Hands-on review: Klarstein Pure Blizzard 5 air conditioner
(Translated)Show original

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