EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Washing machine · 11 kg · freestanding

Siemens WG66B2A90

A

Uses less electricity than 71% of the 1,109 washing machines, 11 kg and over on the EU register. At your selected price (European Union) that is €26 a year, €262 over ten years.

Per 100 cycles
42 kWh
Typical 47 kWh
Running cost
€26 / year
−€3 vs typical
Water per wash
44 L
Typical 53 L

Near the middle of its group: 11 % below the typical 103 kWh. Class A is the best class any model in this group reaches. It uses 44.0 litres of water per cycle, 9.0 less than the typical model in its group. Siemens has 25 models in this group; this one is number 8 among them. Siemens sells the same label values under other model names: WG66B2APDN, WG66B2A1GB, WG66B2A2ES and 3 more.

Where it stands

Rank 259 of 1,109 washing machines, 11 kg and over by yearly consumption. 258 use less.

Median 103 This model · 92 55 225 kWh ← uses less · uses more →

Next to it in the ranking

  1. A Siemens WG66B2A1GB 92 kWh same
  2. A Siemens WG66B2A2ES 92 kWh same
  3. A Siemens WG66B2A90 92 kWh
  4. A Siemens WG66B2A91 92 kWh same
  5. A Siemens WG66B2APDN 92 kWh same
See the full ranking

What it will cost you

Period WG66B2A90 HP 115 CARE FR Difference
1 year €26 €16 −€10
5 years €131 €81 −€50
10 years €262 €162 −€100
15 years €393 €243 −€150

Is the more efficient model worth its price?

Years of use

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

Cost by how often you wash

Use kWh / yr Water / yr € / yr
1–2 people · 110 washes 46 4.8 m³ €13
Our default · 220 washes 92 9.7 m³ €26
Family · 330 washes 139 14.5 m³ €39

Spin noise · class A

50 dB · quiet office70 dB · vacuum cleaner 72 dB
Dashed: group median 75 dB

Same size, lower running cost

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

Model kWh / 100Water kWh / yr Saves / year in 10 years
A Siemens WG66B2A90 (this model)
4244 L 92 — —
2654 L 57 €10 €100
2954 L 64 €8 €81
2954 L 64 €8 €81
3146 L 68 €7 €69
3146 L 68 €7 €69

Label and product sheet

Energy class
A
Energy per 100 cycles
42 kWh
Energy per cycle
0.423 kWh
Rated capacity
11.0 kg
Water per cycle
44 L
Eco 40–60 duration
3:59 h
Spin speed
1,551 rpm
Spin class / remaining moisture
A · 44.9 %
Spin noise
72 dB(A), class A
Height × width × depth
850 × 600 × 640 mm
Guarantee (supplier)
2 years
Spare parts (minimum)
10 years

Model numbers and history

Registered by Siemens under one model number.

WG66B2A90

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

Questions

How much does the Siemens WG66B2A90 cost to run?

At 220 washes a year it uses about 92 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €26 a year, or €262 over ten years.

How much water does it use?

44 litres per eco 40–60 wash, about 9.7 m³ a year at 220 washes.