Miele K 12421 SD-1


Overall Score

Miele K 12421 SD-1

Miele K 12421 SD-1

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A very economical to run and fully featured 301L capacity refrigerator
301L Free­standing 1,447mm 600mm Jul 2013 A++
Fridge Net Capacity Case Design Height Width Release Date Energy Efficiency
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Miele K 12421 SD-1 Review

With low running costs and excellent features, we have ranked the Miele K 12421 SD-1 number 159 in large fridges and number 668 across all fridges.
4 Years Old
Running Costs
£260 Over 10 Years
Overall Score
Very Good

Why Has it Scored 70?

Siemens refrigerators have excellent reviews in general.
It is over 2 years old and it is likely that newer, better refrigerators are available. View the latest fridges 2018.
This fridge has an energy efficiency rating of A++, and its running costs of £260 over 10 years are typical compared to the other 695 refrigerators that we have compared it to. View all energy saving refrigerators.
It has some great features:
Bigger than average fridge net capacity
Six shelves/baskets
Has an air filter
Has a Super Cool function

Miele K 12421 SD-1 In-Depth Analysis

Running Costs

Average Running Costs

This refrigerator has an energy efficiency rating of A++, and the average 10 year running cost of the K 12421 SD-1 is £260 based on typical energy prices, which is typical compared to the other 695 refrigerators.

Calculate your own running costs


Released Over Four Years Ago

This refrigerator was released in July 2013.


Bigger Than Average Fridge Net Capacity

The K 12421 SD-1's fridge net capacity of 301L is bigger than average when compared to most other refrigerators. It is in the biggest 27% of all refrigerators when ranked by this feature. The average fridge net capacity of all refrigerators is 210L, with the smallest being 15L and the biggest being 590L.

What does "fridge net capacity" mean? Less Edit

Louder Than Average Noise Level

The noise level of the K 12421 SD-1 of 39dB is in the loudest 30% of all refrigerators when sorted by this feature. Across all the refrigerators the noise levels range from 29dB to 63dB, and the average noise level is 38dB.

What does "noise level" mean? Less Edit

Six Shelves/baskets

The K 12421 SD-1 is a six shelf/basket refrigerator. Most of the other fridges have between one and eight shelves/baskets.

What does "shelf/basket" mean? Less Edit

Has an Air Filter

The K 12421 SD-1 has an air filter, unlike 97% of refrigerators which do not have an air filter.

Chart Hide Chart What is an air filter? Less Edit

Has a Super Cool Function

The K 12421 SD-1 has a Super Cool function, unlike 78% of refrigerators which do not have a Super Cool function.

Chart Hide Chart What is a Super Cool function? Less Edit

T Climate Class

This fridge has a T|SN|T (Tropical)|SN (Subnormal)|SN (Subnormal) - T (Tropical)|A+ climate class, which is the most frequently found climate class on refrigerators.

Chart Hide Chart What does "climate class" mean? Less Edit

Product Identifiers

Manufacturer Part Numbers:

miele k12421sd1



Miele K 12421 SD-1 - Other Fridges Worth Considering

31% cheaper to run over five years
6dB quieter noise level
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Higher running costs over five years by £18.80
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