The Best Hair Dryers & Hot Tools

• Predictive sensors hold 365°F and adjust to hair thickness and speed
• Heats up in 20 seconds; universal voltage for travel
• Wishbone hinge and rounded body for curls and waves as well as sleek styles

• No adjustable temperature setting
• $319 list price

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• i.d. curl automates wrap, style and cool-shot timing for repeatable curls
• Styles with Coanda airflow while keeping temperatures under 302°F
• Doubles as a capable hair dryer with fast-dryer and smoothing attachments

• $649.99 list price; reviewers call it a big investment
• Curls drop faster than those made with a hot curling iron

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• Converts from a 1,600 W hair dryer into a styling wand with one twist
• Coanda auto-wrap curlers for left and right curls
• Paddle brush gives a sleek blowout in reviewer tests

• Curls drop faster than tong curls, as with other Coanda stylers
• Must swap barrels to change curl direction

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• Brushless 110,000 rpm motor with about 22 m/s airflow
• Light at 14.35 oz without the cord
• Three magnetic nozzles, including a diffuser exclusive to the Special bundle

• No separate cool-shot button; cold is part of the heat cycle
• 120 V only, so it is not suitable for international travel

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• Dries and volumizes in one step with an oval round-brush head
• Smaller 2.4-in head reaches closer to the root and creates flips and waves
• Four heat settings, including a new medium setting and cool

• Only one brush shape, so it cannot curl or smooth like multi-stylers
• Revlon's product page lists no wattage or temperature figures

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