Joybuy Insights

Choosing a hot air brush: how to find the right one for your hair

A hot air brush combines drying and styling in one device. You can use it to smooth your hair, create volume or curl it with a brush, without having to use a separate hairdryer and brush at the same time. However, not every hot air brush is suitable for every hair type or length.

Marketing terms such as “salon results”, “anti-frizz” and “protection” may sound appealing, but they do not always tell you how a device performs in practice. Instead, focus on verifiable specifications: the number of temperature settings, the brush diameter, the accessories included and how the warm air is distributed.

Three common pitfalls when choosing a hot air brush

1. A rotating brush is not automatically easier to use

A rotating hot air brush can turn the hair to the left or right while styling. This is useful for curls and ends shaped inwards or outwards. However, with long or thick hair, a rotating brush can pull more quickly if you use sections that are too large. So check whether the direction of rotation can be adjusted and whether you can stop the rotation immediately.

2. A large brush is not suitable for every hairstyle

A brush measuring 50 mm or more is designed for larger waves and volume. For short hair or a fringe, this diameter can be difficult to handle. Smaller brushes, such as those measuring 25, 30 or 38 mm, are more practical for short to medium-length hair and tighter curls.

3. Ionic technology and ceramic do not guarantee a particular result

According to the product information provided by various brands, ionic technology may help reduce frizz or enhance shine. The effect also depends on your hair structure, humidity and styling technique. Treat “ionic” as a feature, rather than a promise that applies to every hair type.

According to product specifications, a ceramic coating may contribute to more even heat distribution. It does not mean you can style your hair without heat protection. Do not use a hot air brush on soaking-wet hair and always follow the manufacturer’s instructions.

Which specifications are important?

Temperature and speed settings

For fine or fragile hair, a lower setting is usually more practical than immediately using the highest temperature. Thick or coarse hair may need more air or heat, but heating one spot for longer is not advisable. A cool air setting, also known as a cool shot, is useful for finishing your style.

Pay attention to the difference between:

  • Temperature settings: determine how warm the air or styling surface becomes.
  • Speed settings: control the amount of air.
  • Care or protection settings: check exactly what the manufacturer means by these.

For example, the product information for the Philips BHA710/00 lists two temperature settings and a Care+ mode. The Shark SmoothStyle has three air temperatures and separate modes for wet and dry hair. These are specific features that you can compare.

Brush diameter and accessories

A hair styling brush with several attachments offers more possibilities, but it also takes up more space. First, consider your everyday styling goal:

  • Volume at the roots: a round brush or root boost attachment.
  • Loose waves: usually a medium-sized brush, approximately 30 to 40 mm.
  • Large curls or broader movement: a brush measuring around 50 mm.
  • Short to medium-length hair: smaller diameters and a narrow concentrator.
  • Smooth hair: a smoothing comb or brush with mixed bristles.

Also check how easily the accessories click into place and whether they can only be changed once the device has cooled down completely.

Cord, weight and maintenance

A long, swivelling cord is useful when the socket is not directly next to the mirror. A heavy device can become tiring when styling long hair, particularly when working section by section. A removable filter can also help remove dust and hair from the air intake.

According to the product information, the BaByliss AS950E weighs 325 grams and has a 2.5-metre cord. The Remington AS8810 has a 3-metre cord and two temperature and speed settings. Information like this is more verifiable than general terms such as “lightweight” or “professional”.

Our recommendations for different uses

Suitable for: Budget-conscious beginners
Revlon RVDR5292E Hot air brush

Revlon RVDR5292E Hot air brush

Why it suits this profile: This hair styling brush combines drying and styling with a 38 mm round brush. The three heat settings and cool air setting offer an easy starting point for medium-length hair and a range of everyday looks.

How this product avoids the pitfall

The diameter is clearly specified and there are three heat settings. The product information also lists ionic technology and ceramic heating as features, without guaranteeing a particular result.

Key benefit & highlights

800 W, 38 mm round brush, three heat settings, ionic technology and cool air.

Suitable for: Shoppers looking for premium quality
Philips 7000 Series Ceramic Airstyler BHA710/00

Philips 7000 Series Ceramic Airstyler BHA710/00

Why it suits this profile: This hot air brush comes with several brushes for waves, volume and a salon blow-dry finish. The rotating brush with natural bristles is designed for controlled styling of medium-length to long hair.

How this product avoids the pitfall

The set specifically lists a retractable 30 mm brush, a multifunctional 50 mm brush and a brush cover. This means you do not have to rely on a single brush with an overly large diameter.

Key benefit & highlights

1000 W, tourmaline ceramic coating, ionic care and three listed accessories.

Suitable for: Specific uses & frequent users
Shark HT202EU SmoothStyle Hot Air Brush

Shark HT202EU SmoothStyle Hot Air Brush

Why it suits this profile: If you regularly switch between drying, adding volume and smoothing, this 2-in-1 hair styler offers separate modes for wet and dry hair.

How this product avoids the pitfall

The three air temperatures and separate Wet Hair and Dry Hair modes make it clear what the device is designed for. The integrated smoothing comb has a ceramic coating.

Key benefit & highlights

Wet and dry hair modes, three air temperatures and an integrated ceramic smoothing comb.

Suitable for: Curls and flexible styling
Remington Keratin Protect AS8810 Electric Hairbrush

Remington Keratin Protect AS8810 Electric Hairbrush

Why it suits this profile: The automatic direction of rotation and several attachments are practical if you often switch between volume, smooth hair and soft curls.

How this product avoids the pitfall

The set includes two thermal brushes and a root boost attachment. The left-right button gives you more control over the direction of the curl than a brush with just one direction of rotation.

Key benefit & highlights

1000 W, two temperature and speed settings, cool shot, three attachments and a 3-metre cord.

Looking for more options?

We have put together a complete, up-to-date list of products that fully meet these strict selection criteria and the applicable European safety regulations.

How to use a hot air brush in practice

  1. Let your hair dry partially first. Many models are designed for towel-dried hair or hair that is approximately 80 to 90% dry. Check the instructions for your model.
  2. Detangle your hair before you begin. Work with small sections to reduce pulling and snagging.
  3. Choose the brush according to your goal. Use a larger diameter for volume and a smaller brush for more definition.
  4. Move evenly from the roots to the ends. Do not hold the brush in one place for too long.
  5. Use the cool shot to finish. Allow your hair to cool briefly before brushing it through.
  6. Clean the air intake and let the device cool down. Do not put a hot air brush straight into a drawer.

A hot air brush runs on mains electricity and becomes hot. Do not use the device near water, check the cord regularly and keep hot attachments away from children.

Frequently asked questions about hot air brushes

Is a hot air brush suitable for wet hair?

Usually not for soaking-wet hair. Many models are designed for towel-dried or partially pre-dried hair. According to the product information, the Shark HT202EU has a Wet Hair mode, but you should still follow the usage instructions. A model with heated plates, such as the Revlon RVDR5330E, uses its styling mode on dry hair.

How long does a hot air brush last?

Its lifespan depends on how it is used, maintained and stored. Keep the filter or air intake free from dust and hair, do not pull on the cord and allow the device to cool down completely. In the European Union, consumers are entitled to a minimum statutory two-year guarantee of conformity; any additional manufacturer’s warranty may vary by brand and model.

Does a hot air brush use a lot of electricity?

Consumption depends on the wattage and how long the device is used. A 1000 W model running for half an hour theoretically uses 0.5 kWh. In practice, the actual running time may be shorter. So do not look only at wattage; also consider drying time, temperature settings and how often you use the device.