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Washing machines

Washing machines and washer-dryers: how to choose

Drum size, spin speed, energy rating, noise and whether a washer-dryer makes sense for you.

By the Buyafide team · Updated November 2026 · 8 min read

A washing machine is a long-term purchase, so it pays to get the size, efficiency and features right.

Drum size

Drum capacity is quoted in kilograms of dry laundry.

Household Suggested drum size
1 to 2 people 7 to 8kg
3 to 4 people 8 to 9kg
5 or more 10kg and above

A larger drum lets you wash bedding and duvets and run fewer, fuller loads.

Spin speed

Higher spin speeds (1,400 to 1,600rpm) leave clothes drier, which helps if you use a tumble dryer or dry indoors. Lower speeds are gentler on delicates, and most machines let you choose.

Energy and water

Check the A to G energy label and compare the energy per 100 cycles figure. See how to read UK energy labels for a simple way to estimate running costs.

Noise

The label shows a noise class and decibel level for the spin cycle. If your machine is in an open-plan kitchen or near a bedroom, a quieter model is worth considering. Inverter (brushless) motors are often quieter and are usually backed by longer motor warranties.

Useful programmes and features

  • Quick wash for lightly soiled loads.
  • Delay start to run the machine when it suits you.
  • Steam or allergy programmes for bedding and baby clothes.
  • Automatic dosing on some models, which uses the right amount of detergent from a built-in reservoir.

Washer-dryer or separate machines?

A washer-dryer saves space, but has some trade-offs:

  • The drying capacity is usually smaller than the washing capacity, so you may need to split loads.
  • Drying in a washer-dryer can take longer and use more energy than a dedicated heat-pump tumble dryer.

If you have space for two appliances, a separate washing machine and heat-pump dryer is usually more efficient. If space is tight, a washer-dryer is a practical choice.

Integrated or freestanding?

Integrated machines sit behind a kitchen cabinet door for a seamless look. Freestanding machines have more choice and are usually cheaper. Measure your space carefully, including depth with the door and hoses.