EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Washing machine · 7 kg · freestanding

Hisense WF3S7021BWU

A

Uses less electricity than 55% of the 3,584 washing machines, 7 kg on the EU register. At your selected price (European Union) that is €28 a year, €280 over ten years.

Per 100 cycles
45 kWh
Typical 52 kWh
Running cost
€28 / year
−€4 vs typical
Water per wash
38 L
Typical 45 L

Near the middle of its group: 13 % below the typical 114 kWh. Class A is the best class any model in this group reaches. It uses 38.0 litres of water per cycle, 7.0 less than the typical model in its group. Hisense has 37 models in this group; this one is number 17 among them. Hisense sells the same label values under other model names: WF3S7021BTU/A, WF3S7021BWJ1.

Where it stands

Rank 835 of 3,584 washing machines, 7 kg by yearly consumption. 834 use less.

Median 114 This model · 99 60 260 kWh ← uses less · uses more →

Next to it in the ranking

  1. A Hisense WF3S7021BTU/A 99 kWh same
  2. A Hisense WF3S7021BWJ1 99 kWh same
  3. A Hisense WF3S7021BWU 99 kWh
  4. A Lamona LAM8722 99 kWh same
  5. A Hotpoint-Ariston RSSG 726B IT 869993316040 99 kWh same
See the full ranking

What it will cost you

Period WF3S7021BWU BR 47SBL10UC-S Difference
1 year €28 €18 −€10
5 years €140 €90 −€50
10 years €280 €181 −€100
15 years €421 €271 −€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 50 4.2 m³ €14
Our default · 220 washes 99 8.4 m³ €28
Family · 330 washes 149 12.5 m³ €42

Spin noise · class A

50 dB · quiet office70 dB · vacuum cleaner 72 dB
Dashed: group median 76 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 Hisense WF3S7021BWU (this model)
4538 L 99 — —
2940 L 64 €10 €100
2940 L 64 €10 €100
3145 L 68 €9 €87
3137 L 68 €9 €87
3140 L 68 €9 €87

Label and product sheet

Energy class
A
Energy per 100 cycles
45 kWh
Energy per cycle
0.448 kWh
Rated capacity
7.0 kg
Water per cycle
38 L
Eco 40–60 duration
3:28 h
Spin speed
1,200 rpm
Spin class / remaining moisture
B · 53.9 %
Spin noise
72 dB(A), class A
Height × width × depth
850 × 600 × 435 mm
Guarantee (supplier)
2 years
Spare parts (minimum)
10 years

Model numbers and history

3 model numbers are registered by Hisense with identical label values (usually colour or market variants). Searching any of them leads here.

WF3S7021BWU · WF3S7021BWU/PL · WF3S7021BWU/UA

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

Questions

How much does the Hisense WF3S7021BWU cost to run?

At 220 washes a year it uses about 99 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €28 a year, or €280 over ten years.

How much water does it use?

38 litres per eco 40–60 wash, about 8.4 m³ a year at 220 washes.