13 Best Diffusers for Curly Hair to Define, Smooth, and Lift
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Crafting your curly hair routine is a journey, and while you may have a trusted lineup of hero products you love, the best diffuser for curly hair might just be the final boss. Alongside essentials like conditioners, curl creams, and mousses, a quality diffuser has the power to take wash day to new heights for curly types—delivering frizz control and enhanced curl definition while boosting volume at the roots and speeding up drying time.
Many diffusers feature prongs or “fingers” to lift roots and boost volume, giving you a hand (literally) for fuller, more voluminous hair. Plus, they often come with adjustable airflow settings, allowing you to customize based on your curl type—whether you’re working with loose waves, tight ringlets, or anything in between. Though the versatile styling tool might feel like added work at the end of a sometimes-grueling process, its ability to extend your style and maintain curl integrity makes it well worth the effort. Even diffusing your hair for just a few minutes before air drying can help set your style and reduce frizz, says Evan Joseph, curl expert and founder of Evan Joseph Salon in San Diego, CA.
Every curl pattern comes with its own distinct beauty—and its own set of challenges. Fortunately, there’s no shortage of diffusers designed to meet your unique needs. Whether you’re aiming for added volume, heat protection, portability, or salon-quality results, you’ll find the best diffuser for curly hair to suit your curl type and styling routine. From extended prongs that glide through longer hair, to collapsible designs perfect for travel, and diffusers built for maximum airflow to speed up dry time, the selection is as diverse as your curls. Ahead, we explore the best curly hair diffusers to keep your strands flourishing in all their curly glory.
Whether you’re looking for high-end tech, lightweight travel options, or aesthetic picks, we’ve rounded up the best diffusers for every curly-hair need. Discover the crème de la crème for next-level curls, below.
Best Overall: Shark FlexStyle Diffuser, $29
Best Splurge: Dyson Supersonic Diffuser Attachment, $40
Best for Universal: Drybar The Bouncer Diffuser, $34
Best for Type 2 Curls: GHD Professional Hair Dryer Diffuser, $30
Best for Type 3 and 4 Curls: Pattern The Blow Dryer, $189
Best Multifunctional: Ouidad Made for Curls 3-in-1 Universal Diffuser, $49
Best for Thick Hair: Xtava Black Orchid Diffuser, $25
What to look for in a diffuser for curly hair
Is it better to air-dry curly hair or use a diffuser?
Is hot or cold air better for diffusing curly hair?
How we test and review products
Shark
Why it's worth it: The Shark FlexStyle Diffuser—which works with one of our favorite hair dryers—is our top pick, setting itself apart with its thoughtful design and next-level versatility. Its retractable prongs let you customize airflow placement based on your hair length, helping you boost root volume or dry specific sections without disturbing your curl pattern. As part of Shark’s multi-functional styling system, it not only balances airflow to minimize frizz and enhance curl shape but also regulates temperature 1,000 times per second to prevent heat damage and leave you with glossy, well-defined results. Thanks to Shark's temperature regulation, you can safely use medium heat without worrying about damage. Start with low airflow to define curls, then gradually increase fan speed as your hair dries. For the final touch, switch to the cool shot when your curls are about 80 percent dry to lock in shape and boost shine.
Interim shopping director Deanna Pai demonstrating the Shark FlexStyle diffuser
The results after using the Shark FlexStyle diffuser
Tester feedback: “I haven't had a ton of luck with diffusers, but the Shark FlexStyle surprised me,” says interim shopping director Deanna Pai. “First, I loved that the prongs were retractable—so I could make them shorter for my bob. I also found that I could get way more lift at the roots than I have with other diffusers, making this a winner in my book.”
Diameter: 5.79 inches | Blow-dryer compatibility: Shark FlexStyle | Product highlights: retractable prongs
Dyson
Why it's worth it: The Dyson Supersonic Diffuser has become a true game-changer in salons and vanities alike. “I reserved this very innovative dryer for every station in my salon before it was even released, and it has been a staple ever since," says Joseph. "I love this dryer because it is powerful but doesn’t blow the hair around. It revolutionized how quickly curls can be dried." The Dyson delivers controlled airflow that speeds up drying without disturbing curl patterns, resulting in smooth, defined curls that are sure to glean compliments. Its magnetic attachment makes switching between settings easy, while the intelligent heat control ensures hair stays protected from damage. "I always use the low heat setting and start with low fan speed, working my way up to high fan speed as the curls get to about 90% dry," says Joseph. For best results, guide your curls into the diffuser bowl without disturbing curl clumps. Once fully dry, shuffle at the roots for added volume and minimal frizz.
Commerce producer Sarah Hoffmann drying her hair with the Dyson Supersonic diffuser attachment
The results after using the Dyson Supersonic diffuser
Tester feedback: “It's not earth shattering to say that the Dyson Supersonic is a damn good blow dryer, but just to add my voice to the chorus of adoring beauty editors: It's a damn good blow dryer,” says commerce producer Sarah Hoffmann. “At the lowest heat and fan settings, it took me about 15 minutes to go from damp to dry, and the diffuser does a fabulous job of dispersing heat and air in a way that keeps the shaping I did to my wet hair in tact.”
Diameter: N/A | Blow-dryer compatibility: Dyson Supersonic | Product highlights: magnetic attachment
Drybar
Why it's worth it: The Drybar Bouncer Diffuser is like a gentle hug for fine curls, delivering just the right amount of airflow without blowing your strands into a frizzy mess. It slows things down, giving delicate curls the TLC they need to stay intact and deliciously defined. With vented prongs that spread heat evenly, it keeps fine hair smooth and polished, ensuring that each curl dries in place without losing its bounce. This diffuser doesn’t overwhelm your curls—it pampers them.
Pai drying her hair with the Drybar Bouncer Diffuser
Tester feedback: “I had no problem attaching this to both my Shark FlexStyle and more traditional T3 hair dryer,” says Pai. “It stayed put the whole time, and while the prongs were a little long for my hair length, I loved the really wide bowl. Plus, I had little to no frizz after using this, and didn't even have to use a smoothing cream.”
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Diameter: 6.5 inches | Blow-dryer compatibility: universal with 2-inch nozzles | Product highlights: vented prongs
GHD
Why it's worth it: The ghd Professional Hair Dryer Diffuser delivers salon-worthy results with its thoughtful design and consistent airflow. Known for enhancing curl shape while keeping frizz at bay, it helps you achieve a polished finish without leaving home. The diffuser’s even heat distribution ensures gentle drying, protecting curls and waves from damage while locking in definition and shine. Designed to fit perfectly with the ghd Helios and Air dryers, it offers a seamless styling experience with professional-level performance. If you’re looking for smooth, glossy curls that feel straight out of the salon, this diffuser is a reliable, luxurious go-to.
Commerce writer Jennifer Hussein diffusing her hair with the GHD diffuser
Tester feedback: ““I rarely diffuse my hair, but the GHD Helios’ diffusing attachment gave my usually-flat, 2B curls some serious volume, and now I’m hooked,” says commerce writer Jen Hussein. “Its slender tips feel like a mini scalp massage and are long enough to keep heat from searing my scalp, and I’m a sucker for the sensory experience it provides.”
Diameter: 6 inches | Blow-dryer compatibility: ghd Helios and Air dryers | Product highlights: contoured prongs
Pattern
Why it's worth it: The Pattern Diffuser is your go-to for creating volume and curl definition while protecting your strands from heat damage. Designed with ventilated prongs that help distribute airflow evenly from root to tip, this diffuser is perfect for curly, coily, and tight-textured hair types. Its vortex-shaped bowl simulates natural drying, ensuring your curls dry in place without frizz or disruption to your curl pattern. We’re also loving the sleek matte terracotta design, which makes this tool as stylish as it is effective. Paired with the Pattern Blow Dryer (which comes with other attachments like the Concentrator Nozzle and Wide Tooth Comb), this diffuser offers an all-around premium styling experience for natural hair lovers.
Editor's tip: Use the Pattern Diffuser on a low heat setting to gently dry your curls without disturbing them. Focus the airflow at the roots for added volume, then scrunch the ends with the prongs to enhance definition. This diffuser’s design ensures you don’t have to choose between fast drying and smooth, frizz-free curls.
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Diameter: N/A | Blow-dryer compatibility: Pattern Blow Dryer | Product highlights: vortex-shaped bowl, ventilated prongs
Ouidad
Why it's worth it: With three interchangeable attachments, this diffuser puts control in your hands, letting you adjust for root lift, definition, or volume based on your curl goals. Its versatile design makes it ideal for all curl types and textures, whether you’re looking to enhance tight coils or boost loose waves. The concentrated airflow speeds up drying time while minimizing frizz, ensuring curls are smooth and defined every time. Plus, it’s built with heat-resistance and designed to fit most blow dryers. For curly girls who switch up their look, this customizable diffuser is a must.
Editor's tip: Experiment with the three attachments based on your styling goals—use the root-lifting attachment on wash days for volume, or the curl-defining one when you want sleek, sculpted curls. For tighter curls, try diffusing on low heat to maintain shape and prevent shrinkage.
Diameter: 9 inches | Blow-dryer compatibility: universal | Product highlights: three interchangeable attachments
Xtava
Why it's worth it: Designed with thick, voluminous hair in mind, the Xtava Black Orchid Diffuser features a large 360-degree bowl that dries big sections at once, cutting down on time while enhancing definition. Its extended prongs reach deep into the roots to boost volume and distribute heat evenly, helping prevent frizz from the inside out. This diffuser is especially effective for coily, dense, or long hair, as it ensures every strand dries smoothly without disrupting your natural curl pattern. Although it’s a bit larger than some other options, it’s well worth the space if you have thick curls that need extra love.
Editor's tip: To make the most of this diffuser’s large bowl, flip your head upside down while drying to create maximum volume. Let the prongs reach deep into the roots to lift the hair while keeping the ends cradled in place to prevent frizz.
Diameter: 6.5 inches | Blow-dryer compatibility: universal with 1.8-inch nozzles | Product highlights: extra-long prongs, silicone grip
Bio Ionic
Why it's worth it: The Bio Ionic Universal Diffuser stands out for its custom precision, making it perfect for achieving frizz-free, well-defined curls. With adjustable vents, you can control the intensity of airflow—open them for faster drying or close some to focus air on specific sections, ensuring each curl stays intact without disruption. The long prongs reach deep into the roots to evenly distribute airflow, enhancing volume at the scalp while preventing frizz from forming along the strands. Whether you're styling loose waves or tighter ringlets, this diffuser gives you the control needed to lock in shape, leaving your curls smooth, defined, and photo-ready.
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Editor's tip: Use the adjustable vents to tailor airflow based on where your hair needs the most attention. Open the vents for faster drying on sections that tend to stay damp, like the roots, and close some vents for more concentrated airflow on areas that need extra definition, like your ends. This customization helps maintain your texture and reduce frizz.
Diameter: N/A | Blow-dryer compatibility: universal with 2.25-inch nozzles | Product highlights: adjustable airflow
DevaCurl
Why it's worth it: The DevaCurl Devafuser is designed to give your curls a serious lift right at the roots. Its unique, hand-shaped design surrounds hair with 360-degree airflow, allowing it to target the scalp and dry roots quickly without disturbing the rest of your curls. “The DevaFuser attachment is fabulous,” says Cathy Sripramong, hairstylist and founder of Tangles Salon in Pasadena. “It actually moves like your hand and diffuses so softly, creating gentle lift and great definition.” It’s perfect for anyone looking for a quick volume boost at the crown while keeping their curl pattern intact. Lightweight and easy to maneuver, the Devafuser works well on a variety of curl types, from waves to coils. If root volume is what you’re after, this diffuser offers a clever way to create height and bounce with minimal effort.
Editor's tip: Focus the hand-shaped prongs at your roots, gently lifting sections of hair for extra height. For added volume, tilt your head from side to side while diffusing, letting the airflow surround each section evenly.
Diameter: N/A | Blow-dryer compatibility: universal with 2- to 2.25-inch nozzles | Product highlights: hand-shaped design
The Curly Co.
Why it's worth it: The Curly Co. Collapsible Hair Diffuser is a travel essential for anyone who wants to keep their curls in check on the go. Made from flexible silicone, it flattens down for easy packing, so it’s easy to toss in your suitcase or gym bag. Despite its compact design, it delivers even airflow for enhanced definition and frizz control, so you don’t have to sacrifice good hair days for jet setting. Its universal fit pairs with most hotel dryers, and it stays securely in place without collapsing during use. Lightweight, practical, and reliable, it’s a must-have for curly-haired travelers.
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Editor's tip: To refresh your curls on the go, spritz with water or a curl refresher spray and diffuse for a few minutes to restore shape and volume.
Diameter: 5.25 inches | Blow-dryer compatibility: universal with 2.25-inch nozzles | Product highlights: collapsible
Segbeauty
Why it's worth it: The Segbeauty Hair Diffuser is perfect for those with long, thick hair, thanks to its large bowl design that accommodates bigger sections at once. Its prongs help lift hair at the roots while the wide, evenly spaced vents distribute airflow, ensuring your curls dry faster and with less frizz. This diffuser minimizes shrinkage, keeping long curls smooth and defined from root to tip. Made from durable silicone, it stays cool to the touch even with high heat. Whether you have waist-length waves or long, tight coils, the Segbeauty Diffuser makes drying manageable without compromising your curl pattern.
Editor's tip: Start drying at the roots, working your way down the lengths of your hair to reduce frizz and prevent shrinkage. For defined curls along the ends, cradle large sections in the diffuser’s bowl and avoid touching your hair while it dries.
Diameter: 6.7 inches | Blow-dryer compatibility: universal with 1.50- to 3.22-inch nozzles | Product highlights: foldable design
Eva NYC
Why it's worth it: The Eva NYC Healthy Heat Pro-Lite Dryer with Diffuser is a perfect blend of power and portability. Despite its lightweight design, this dryer doesn’t skimp on performance, offering multiple heat and speed settings to suit various curl types. The included diffuser enhances curl definition while reducing frizz, making it an excellent choice for bouncy, polished tendrils. Thanks to its compact size and minimal weight, it’s easy to maneuver and travel-friendly without compromising on quality. Whether you’re styling at home or on the go, this combo delivers salon-level performance in a convenient, easy-to-use package.
Editor's tip: Use the multiple heat settings to suit your curl type—lower heat for fine curls, higher for thicker hair. Diffuse until your hair is 80% dry, then switch to the cool setting to set your curls and boost shine.
Diameter: N/A | Compatibility: Eva NYC Healthy Heat Pro-Lite Dryer | Product highlights: adjustable air vents
First, what exactly is a curly hair diffuser? Put simply, it’s a nifty attachment that serves as your blow dryer’s trusted companion by providing more even airflow throughout your strands. By dispersing air over a wider area, it prevents the harsh blast of a standard dryer from disturbing your delicate coils, enhancing their natural texture while adding bounce and smoothing strands to create the illusion of extra shine.
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First, make sure the diffuser is compatible with your current hair dryer. Measure the nozzle’s diameter and check the diffuser's packaging or product description for compatible sizes. If it says “universal,” chances are it will fit. Most blow dryer nozzles are around 1.5 to 2.5 inches, so anything in that range should work just fine.
Then, keep in mind the results you’re aiming for, whether it's added volume, enhanced definition, or faster drying. Think: longer prongs for lifted roots, closely spaced prongs for defined curls, more vents for quick drying, fewer vents for frizz control, smaller bowls for tighter curls, and larger bowls for long, thick hair. If you travel often, a collapsible diffuser could be your best bet.
If you’re looking for the best results, diffusing is the way to go—even a few minutes can make a big difference. "Diffusing your curly or wavy hair even just for a few minutes before air drying will help set your style and reduce frizz," says Joseph. While air drying is quick and convenient, it can sometimes lead to frizz or uneven texture. Diffusing enhances curl definition, boosts volume, and helps lock in that just-left-the-salon softness, giving your curls a more polished, long-lasting finish.
Both hot and cool air have their benefits when it comes to diffusing curls. Hot air helps speed up the drying process and set your curl pattern, but it can pose a risk of heat damage if not used carefully. "Heat from diffusing won’t typically damage your curls," says Joseph, "but I always keep the dryer temperature on low and use the fan speed to increase drying time instead of turning up the heat." Using a low heat setting with increased airflow offers a safer way to dry curls efficiently without sacrificing definition. For the best results, finish with cool air once your curls are mostly dry to help lock in moisture and reduce frizz.
Evan Joseph, curl expert and founder of Evan Joseph Salon in San Diego, CA
Cathy Sripramong, curly expert and founder of Tangles Salon in Pasadena, CA
We always enlist a range of testers for any review, but hair-care products and tools are another story. While some can be used across different hair textures, lengths, curl patterns, thicknesses, colors (natural and unnatural), and concerns, many are created with specific consumers and their needs in mind. When reviewing tools, we also take into account testers’ experience levels. For instance, an innovative new blow-dryer may feature industry-leading technology, but if the only people who find it intuitive to use are professional hairstylists, we have to consider this when determining whether it is worthy of a recommendation.
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For our list of the best diffusers for curly hair, we considered each product's performance across five primary categories: product ingredients and efficacy, packaging, fragrance, texture, and product wear. Every product was determined to have excelled in each category by our editorial team, which is composed of in-house writers and editors as well as contributors — along with special consideration from board-certified dermatologists and seasoned estheticians. To learn more information on our reporting and testing processes, read our complete reviews process and methodology page.
A beauty product is a personal purchase. You might be searching for a face cream to address persistent dryness or a new nail product to add to your Sunday self-care routine; you may simply be browsing around for the latest launches to hit the hair market. No matter what you seek or your individual needs and concerns, Allure wants to ensure that you love anything we recommend in our stories. We believe that having a diverse team of writers and editors — in addition to the wide range of outside testers and industry experts we regularly call upon — is essential to reaching that goal.
After all, can we really say a skin-care product is the "best" for people over 50 if the only testers we've solicited opinions from folks who have yet to hit 30? Can we honestly deem a high-end diffuser worthy of your hard-earned cash if it’s never been tested on curls? We’re proud that our staff spans a wide range of ages, skin tones, hair textures, genders, and backgrounds, which means that we are able to fairly assess any beauty product that comes into the beauty closet.
Find more Allure editor-approved picks for hair:
These Creams Are the Way to Pillowy-Soft, Defined Curls
17 Best Detangler Sprays for Knot-Free Hair
15 Best Air-Dry Creams to Perfect Your Heatless Styles
Every Allure Editor Has A Boar-Bristle Brush — Here's Why You Need One, Too
Done reading? Now, watch beauty mogul Huda Kattan nail her everyday glam routine.
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