EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Fridge-freezers · 311 L · built-in

Dieter Knoll DKBB2688SK

E

Uses less electricity than 96% of the 6,036 fridge-freezers, 300–399 L on the EU register. At your selected price (European Union) that is €32 a year, €323 over ten years.

Electricity
114 kWh / year
Typical 233 kWh
Running cost
€32 / year
−€34 vs typical
Per 100 litres
36.7 kWh
Typical 68.9 kWh

Only 219 of 6,036 fridge-freezers, 300–399 L do better. Class E is the most common class in this group (47% of models). At 34 dB it is 5 dB quieter than the typical model in its group. It is the only Dieter Knoll model in this group.

Where it stands

Rank 220 of 6,036 fridge-freezers, 300–399 L by yearly consumption. 219 use less.

Median 233 This model · 114 70 530 kWh ← uses less · uses more →

Next to it in the ranking

  1. D Epoq ETR185DI23D 114 kWh same
  2. D Epoq ETR185W23D 114 kWh same
  3. E Dieter Knoll DKBB2688SK 114 kWh
  4. E Robin RS-165E 114 kWh same
  5. C Fisher & Paykel RS6019S3 series 114 kWh same
See the full ranking

What it will cost you

Period DKBB2688SK IRBbi 5650_997224851 Difference
1 year €32 €23 −€9
5 years €161 €115 −€47
10 years €323 €229 −€93
15 years €484 €344 −€140

Is the more efficient model worth its price?

Years of use

Enter both purchase prices to see the total cost of ownership.

Space and noise

Compartments · 311 L

311 L fridge 311 L freezer

36.7 kWh per 100 litres a year; the typical model in this group needs 68.9.

Noise · class B

30 dB · whisper40 dB · quiet library 34 dB
Dashed: group median 39 dB

Same size, lower running cost

On sale, at least 10% less energy, same size group

Model VolumedB kWh / yr Saves / year in 10 years
E Dieter Knoll DKBB2688SK (this model)
311 L34 114 — —
325 L31 81 €9 €93
322 L35 87 €8 €76
322 L35 87 €8 €76
322 L35 87 €8 €76
304 L35 90 €7 €68

Label and product sheet

Energy class
E (scale A–G)
Energy consumption
114 kWh/year
Total volume
311 L
Fridge / freezer
311 L / 311 L
Noise
34 dB(A), class B
Height × width × depth
1,172 × 540 × 549 mm
Installation
built-in
Climate classes
SN, N, ST
Guarantee (supplier)
2 years
Spare parts (minimum)
7 years

Model numbers and history

Registered by Dieter Knoll under one model number.

DKBB2688SK

  1. Placed on the EU market
  2. First published in the EU register (EPREL)

Questions

How much does the Dieter Knoll DKBB2688SK cost to run?

At continuous operation it uses about 114 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €32 a year, or €323 over ten years.

Is the Dieter Knoll DKBB2688SK quiet?

Its label states 34 dB(A), noise class B. The typical fridge-freezers, 300–399 L model is 39 dB(A).