[5] Best 1.5 Inch Flat Irons

If you choose the wrong flat iron size for straightening your hair, you will not get the best results , as size plays a key role in straightening the hair. 

Flat irons with a 1.5-inch diameter are used for straightening long and dense hair because of their size, whereas 1/2 inch flat irons are simply used to straighten short and less dense hair. For this reason, it is extremely important to consider the size of the flat iron when making a purchase.

Since there is such a wide variety of flat irons with 1.5 inch diameters on the market, finding one may be an issue. Below you will find a list of the top 5 best flat irons that are 1.5 inches in size and have good ratings, so you can choose the one that works best for you.

The 5 Best 1.5 Inch Flat Irons

  1. BaBylissPRO Nano Titanium Ultra-Thin Straightening Iron
  2. Conair Double Ceramic Flat Iron, 1 1/2 Inch
  3. INFINITIPRO BY CONAIR Tourmaline Ceramic Flat Iron, 1 1/2 Inch
  4. Revlon Perfect Straight Smooth Brilliance XL Ceramic Flat Iron, 1-1/2 inch
  5. HOT TOOLS Signature Series Ceramic Digital Flat Iron, 1 1/2 Inches

BaBylissPRO Nano Titanium Ultra-Thin Straightening Iron

This BaBylissPRO Nano Titanium Ultra-Thin straightening iron is lighter & easier to use than most straighteners. Its extended 5″-long plates make it easier to straighten wider sections of hair, resulting in faster and more effective results while being easier on the hands. 

The iron is equipped with 50 heat adjustments to suit many different types of hair and can heat up to 450 F in its highest setting.

Besides conducting ultra-high heat, the titanium plates resist corrosion. Designed for super straight or wavy hairstyles without hand fatigue, the flat iron comes in a slim design with lightweight capability. 

With this Nano Titanium flat iron you can easily straighten and smooth your hair. Also useful for creating loose, beachy waves.

Quick Specs:

  • Product Dimensions: ‎12 x 1.5 x 2 inches
  • Weight: 9.6 Ounces
  • 5 inch extended plate
  • A total of 50 heat settings

Conair Double Ceramic Flat Iron, 1 1/2 Inch

With the Conair Double Ceramic 1 1/2 inch Flat Iron, you can easily perform many different tasks in one easy step. It is easy to get sleek, pinpoint straight hair or beautiful waves and flips.

Featuring 1.5 inch double ceramic coated plates, this flat iron is ideal for creating loose waves or straightening hair. A high ceramic content provides gentle, even heat and shiny results without frizzes.

With its extra long floating plates, this ceramic flat iron offers faster styling without damaging your hair. All hair types will benefit from its 410 F high heat, 30 heat settings, and 30 second instant heat up time for silky smooth results.

Furthermore, this auto-off flat iron comes with dual voltage, heat recovery system, and professional swivel power cable for a safe styling experience wherever you are.

No matter what your hair type or hair style, Conair’s flat irons have you covered.

Quick Specs:

  • Product Dimensions: 2.5 x 5.38 x 14 inches
  • Weight: 12 Ounces
  • Instant heat up in 30 seconds
  • High heat of 410 F
  • There are 30 different heat settings

INFINITIPRO BY CONAIR Tourmaline Ceramic Flat Iron, 1 1/2 Inch

Featuring five heat settings, a floating plate, and advanced ceramic technology, this Flat Iron can be heated to 455 F, making it ideal for all hair types.

You can straighten your hair or create beach-like waves with this tourmaline ceramic flat iron. For a stylish and long lasting experience, it comes with a true ceramic heater that produces a high, even heat.

The ceramic-coated tourmaline plates protect from damage, and create shiny straight, smooth styles even in humid environments.

A high temperature of 455 degrees Fahrenheit and variable heat settings deliver fast and versatile styling options. Adding a flip is as easy as twisting your wrist.

You’ll find all the flat irons you need in Conair’s line of ceramic, double ceramic, tourmaline ceramic flat irons, and titanium flat irons, whether you want to add volume and flip or create pin straight styles

Quick Specs:

  • Product Dimensions: 13 x 5.3 x 2.5 inches
  • Weight: 1 Pounds
  • 15 second heat up
  • 455 F high temperature

Revlon Perfect Straight Smooth Brilliance XL Ceramic Flat Iron, 1-1/2 inch

With the Revlon branding, this Perfect Straight Smooth Brilliance 1.5″ XL flat iron helps smoothly straighten the long and thick hair in a short amount of time.

The broad and extra-long plates you can easily straighten your hair very quickly.For better shine, less damage, and less frizz, the Ionic Tourmaline and ceramic styling surface works great.

With the added benefit of True-Grip Technology, you can glide through your hair with ease, and the rounded plate design makes it easy to create smooth or loose styles. High-temperature LED settings up to 455 degrees Fahrenheit can be customized to meet the needs of every hair type.

The unit has other professional features, such as a plate-locking switch for compact storage, as well as an auto shut-off feature for peace of mind.

Quick Specs:

  • Product Dimensions: 2.13 x 4.5 x 15.25 inches
  • Weight: 1 Pounds
  • A high temperature of 455 degrees Fahrenheit
  • Automatically shut down

HOT TOOLS Signature Series Ceramic Digital Flat Iron, 1 1/2 Inches

As a final suggestion, we suggest this 1.5 inch Ceramic Digital Flat Iron that is made with the best ceramic technology. Multi-directional plates provide ultra-sleek, long-lasting results by allowing full contact with the hair.

You can style longer sections of hair more quickly thanks to the wide plates, allowing you to style in even less time so you can enjoy your shiny tresses all day long. It reaches a high heat of 450 F and produces great results on all hair types. LCD digital display makes reading and controlling temperatures simple.

People who are always on the go will appreciate the two-hour automatic shut-off feature. With a 6 ft swivel cord that doesn’t tangle, you’ll have great mobility. This is a dual voltage flat iron, means you can bring your favorite tool anywhere, another advantage for those constantly on the go. 

Quick Specs:

  • Product Dimensions: 2 x 5.6 x 13.9 inches
  • Temperature of 450°F
  • Dual voltage for universal use
  • 6 ft tangle-free swivel cord

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